diff --git a/syft/pkg/cataloger/binary/classifier_cataloger_test.go b/syft/pkg/cataloger/binary/classifier_cataloger_test.go
index 4cbd2f6f3..d8d3567ff 100644
--- a/syft/pkg/cataloger/binary/classifier_cataloger_test.go
+++ b/syft/pkg/cataloger/binary/classifier_cataloger_test.go
@@ -2613,6 +2613,39 @@ func Test_Cataloger_PositiveCases(t *testing.T) {
 				Metadata:  metadata("ingress-nginx-binary"),
 			},
 		},
+		{
+			logicalFixture: "nginx-ingress-controller/1.9.6/linux-arm64",
+			expected: pkg.Package{
+				Name:      "nginx-ingress-controller",
+				Version:   "1.9.6",
+				Type:      "binary",
+				PURL:      "pkg:generic/nginx-ingress-controller@1.9.6",
+				Locations: locations("nginx-ingress-controller"),
+				Metadata:  metadata("ingress-nginx-binary"),
+			},
+		},
+		{
+			logicalFixture: "nginx-ingress-controller/1.9.6/linux-arm",
+			expected: pkg.Package{
+				Name:      "nginx-ingress-controller",
+				Version:   "1.9.6",
+				Type:      "binary",
+				PURL:      "pkg:generic/nginx-ingress-controller@1.9.6",
+				Locations: locations("nginx-ingress-controller"),
+				Metadata:  metadata("ingress-nginx-binary"),
+			},
+		},
+		{
+			logicalFixture: "nginx-ingress-controller/1.9.6/linux-s390x",
+			expected: pkg.Package{
+				Name:      "nginx-ingress-controller",
+				Version:   "1.9.6",
+				Type:      "binary",
+				PURL:      "pkg:generic/nginx-ingress-controller@1.9.6",
+				Locations: locations("nginx-ingress-controller"),
+				Metadata:  metadata("ingress-nginx-binary"),
+			},
+		},
 		{
 			logicalFixture: "nginx-ingress-controller/1.7.1/linux-amd64",
 			expected: pkg.Package{
diff --git a/syft/pkg/cataloger/binary/classifiers.go b/syft/pkg/cataloger/binary/classifiers.go
index afd4c7536..78f6e18ed 100644
--- a/syft/pkg/cataloger/binary/classifiers.go
+++ b/syft/pkg/cataloger/binary/classifiers.go
@@ -1153,6 +1153,11 @@ func DefaultClassifiers() []binutils.Classifier {
 			Class:    "ingress-nginx-binary",
 			FileGlob: "**/nginx-ingress-controller",
 			EvidenceMatcher: binutils.MatchAny(
+				// the release is injected with -ldflags -X, which lands it in its own NUL-padded data symbol.
+				// the surrounding bytes are an arch-specific float constant pool, so only the padding is portable.
+				// e.g. v1.9.6[NUL][NUL] on each of linux/amd64, linux/arm, linux/arm64, and linux/s390x
+				// note: one trailing NUL is not enough -- on s390x that matches a vendored "v1.19.0" earlier in the file
+				m.FileContentsVersionMatcher(`v(?P<version>[0-9]+\.[0-9]+\.[0-9]+(\-(alpha|beta)\.[0-9]+)?)\x00\x00`),
 				// [NUL][NUL]v1.15.1[NUL][NUL]@e[ETX][NUL][NUL][NUL][NUL]go1.26.1[NUL][NUL][NUL]
 				// �v1.15.1[NUL][NUL]�z[ETX][NUL][NUL][NUL][NUL]go1.24.4[NUL][NUL][NUL]
 				m.FileContentsVersionMatcher(`v(?P<version>[0-9]+\.[0-9]+\.[0-9]+)\x00+.{0,50}go[0-9]+\.[0-9]+(\-(alpha|beta)\.[0-9])?\.[0-9]+\x00+`),
diff --git a/syft/pkg/cataloger/binary/internal/manager/internal/cli/commands/write_snippet.go b/syft/pkg/cataloger/binary/internal/manager/internal/cli/commands/write_snippet.go
index 46f42b383..5d5f31725 100644
--- a/syft/pkg/cataloger/binary/internal/manager/internal/cli/commands/write_snippet.go
+++ b/syft/pkg/cataloger/binary/internal/manager/internal/cli/commands/write_snippet.go
@@ -215,6 +215,14 @@ func getPlatformElf(f *os.File) string {
 		arch = amd64
 	case elf.EM_AARCH64:
 		arch = arm64
+	case elf.EM_ARM:
+		arch = "arm"
+	case elf.EM_S390:
+		arch = "s390x"
+	case elf.EM_386:
+		arch = "386"
+	case elf.EM_RISCV:
+		arch = "riscv64"
 	// TODO...
 	default:
 		arch = fmt.Sprintf("unknown-%x", elfFile.Machine)
diff --git a/syft/pkg/cataloger/binary/testdata/classifiers/snippets/helm/3.12.0/linux-unknown-454d5f53333930/helm b/syft/pkg/cataloger/binary/testdata/classifiers/snippets/helm/3.12.0/linux-s390x/helm
similarity index 100%
rename from syft/pkg/cataloger/binary/testdata/classifiers/snippets/helm/3.12.0/linux-unknown-454d5f53333930/helm
rename to syft/pkg/cataloger/binary/testdata/classifiers/snippets/helm/3.12.0/linux-s390x/helm
diff --git a/syft/pkg/cataloger/binary/testdata/classifiers/snippets/helm/4.1.4/linux-unknown-454d5f53333930/helm b/syft/pkg/cataloger/binary/testdata/classifiers/snippets/helm/4.1.4/linux-s390x/helm
similarity index 100%
rename from syft/pkg/cataloger/binary/testdata/classifiers/snippets/helm/4.1.4/linux-unknown-454d5f53333930/helm
rename to syft/pkg/cataloger/binary/testdata/classifiers/snippets/helm/4.1.4/linux-s390x/helm
diff --git a/syft/pkg/cataloger/binary/testdata/classifiers/snippets/nginx-ingress-controller/1.9.6/linux-arm/nginx-ingress-controller b/syft/pkg/cataloger/binary/testdata/classifiers/snippets/nginx-ingress-controller/1.9.6/linux-arm/nginx-ingress-controller
new file mode 100644
index 000000000..748c0bd01
Binary files /dev/null and b/syft/pkg/cataloger/binary/testdata/classifiers/snippets/nginx-ingress-controller/1.9.6/linux-arm/nginx-ingress-controller differ
diff --git a/syft/pkg/cataloger/binary/testdata/classifiers/snippets/nginx-ingress-controller/1.9.6/linux-arm64/nginx-ingress-controller b/syft/pkg/cataloger/binary/testdata/classifiers/snippets/nginx-ingress-controller/1.9.6/linux-arm64/nginx-ingress-controller
new file mode 100644
index 000000000..a81783312
Binary files /dev/null and b/syft/pkg/cataloger/binary/testdata/classifiers/snippets/nginx-ingress-controller/1.9.6/linux-arm64/nginx-ingress-controller differ
diff --git a/syft/pkg/cataloger/binary/testdata/classifiers/snippets/nginx-ingress-controller/1.9.6/linux-s390x/nginx-ingress-controller b/syft/pkg/cataloger/binary/testdata/classifiers/snippets/nginx-ingress-controller/1.9.6/linux-s390x/nginx-ingress-controller
new file mode 100644
index 000000000..3b903582c
Binary files /dev/null and b/syft/pkg/cataloger/binary/testdata/classifiers/snippets/nginx-ingress-controller/1.9.6/linux-s390x/nginx-ingress-controller differ
diff --git a/syft/pkg/cataloger/binary/testdata/classifiers/snippets/redis-server/7.2.5/linux-unknown-454d5f333836/redis-server b/syft/pkg/cataloger/binary/testdata/classifiers/snippets/redis-server/7.2.5/linux-386/redis-server
similarity index 100%
rename from syft/pkg/cataloger/binary/testdata/classifiers/snippets/redis-server/7.2.5/linux-unknown-454d5f333836/redis-server
rename to syft/pkg/cataloger/binary/testdata/classifiers/snippets/redis-server/7.2.5/linux-386/redis-server
diff --git a/syft/pkg/cataloger/binary/testdata/config.yaml b/syft/pkg/cataloger/binary/testdata/config.yaml
index 9e6197353..37ed85815 100644
--- a/syft/pkg/cataloger/binary/testdata/config.yaml
+++ b/syft/pkg/cataloger/binary/testdata/config.yaml
@@ -1570,8 +1570,16 @@ from-images:
 
   - version: 1.9.6
     images:
-      - ref: registry.k8s.io/ingress-nginx/controller:v1.9.6@sha256:1405cc613bd95b2c6edd8b2a152510ae91c7e62aea4698500d23b2145960ab9c
+      # note: per-platform manifest digests (not the index digest) -- the extraction step creates a
+      # container from the ref alone, so each platform needs its own uniquely addressable ref
+      - ref: registry.k8s.io/ingress-nginx/controller:v1.9.6@sha256:0939639a1f338a9eaaa490fd38b4a7881e47a7fd1a473baf8749ce15952b55b8
         platform: linux/amd64
+      - ref: registry.k8s.io/ingress-nginx/controller:v1.9.6@sha256:5fb823cc617cbfbee4b250ad5e059c23078ea63e9a7e6acb6d4d30e4456eb0be
+        platform: linux/arm64
+      - ref: registry.k8s.io/ingress-nginx/controller:v1.9.6@sha256:dcea8d021e15cf27f59249ee0cfd211559ef9eb60b10651c3af299499848cf8b
+        platform: linux/arm
+      - ref: registry.k8s.io/ingress-nginx/controller:v1.9.6@sha256:fc53a604eb2d17fa0cf7a3f266d052c2f32fb97209869057d6826d1815cf622d
+        platform: linux/s390x
     paths:
       - /nginx-ingress-controller