W10DigitalActivation[.]exe

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General

Target

W10DigitalActivation.exe
Size

1.5MB
MD5

43f9f31a7603befcf3f9ec5dba8edd6d
SHA1

cdc4fed071f3d97f7f632424caee42deecd2b558
SHA256

a47c336fbbda6d670547c00824b2b3079687c43f2c3903437bf4d4faeb700da9
SHA512

46da457b177488fe88e36bfb66e8f2d3d7e502e867df8553641f1167006b7321200ece1de3f3e6b0b17b1973ea36cf3dff746cef5a2048898c9a3b652c0227d9
SSDEEP

49152:4E3vMg+afGAh7NpZan8eRfnHAkBg527/9wptV3dYQP7CcCixwRji:ppfGATM8eRYkBg569wptV3uQP27gEji

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
sample	upx

Files

W10DigitalActivation.exe
.exe windows x86

Code Sign

75:3e:5c:ef:ec:b6:3d:75:b2:cc:6b:83:03:2f:89:9e
Certificate

Issuer

CN=WZTeam

Not Before

02-11-2016 18:47

Not After

31-12-2039 23:59

Subject

CN=WZTeam

Extended Key Usages

ExtKeyUsageCodeSigning

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Not Before

02-05-2019 00:00

Not After

18-01-2038 23:59

Subject

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43
Certificate

Issuer

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

11-05-2022 00:00

Not After

10-08-2033 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #3,O=Sectigo Limited,ST=Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

75:3e:5c:ef:ec:b6:3d:75:b2:cc:6b:83:03:2f:89:9e
Certificate

Issuer

CN=WZTeam

Not Before

02-11-2016 18:47

Not After

31-12-2039 23:59

Subject

CN=WZTeam

Extended Key Usages

ExtKeyUsageCodeSigning

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43
Certificate

Issuer

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

11-05-2022 00:00

Not After

10-08-2033 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #3,O=Sectigo Limited,ST=Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Not Before

02-05-2019 00:00

Not After

18-01-2038 23:59

Subject

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

92:fb:6b:72:31:91:79:ea:48:a6:2e:ab:82:6d:a1:11:2a:78:91:2b:93:6b:6c:38:63:6e:3b:28:a8:f7:01:f5
Signer

Actual PE Digest

92:fb:6b:72:31:91:79:ea:48:a6:2e:ab:82:6d:a1:11:2a:78:91:2b:93:6b:6c:38:63:6e:3b:28:a8:f7:01:f5

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=WZTeam

15-12-2022 13:55
Valid: false

64:1e:d5:8e:dd:6c:c2:5c:7f:70:54:c2:1d:70:92:e9:f7:2e:de:5f
Signer

Actual PE Digest

64:1e:d5:8e:dd:6c:c2:5c:7f:70:54:c2:1d:70:92:e9:f7:2e:de:5f

Digest Algorithm

sha1

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=WZTeam

15-12-2022 13:55
Valid: false

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Sections

UPX0
Size: - Virtual size: 3.5MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 1.4MB - Virtual size: 1.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 69KB - Virtual size: 72KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows x86

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Sections

.code
Size: 44KB - Virtual size: 43KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.text
Size: 334KB - Virtual size: 333KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 37KB - Virtual size: 36KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4.4MB - Virtual size: 4.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 68KB - Virtual size: 67KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

75:3e:5c:ef:ec:b6:3d:75:b2:cc:6b:83:03:2f:89:9eCertificate

Extended Key Usages

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9Certificate

Extended Key Usages

Key Usages

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43Certificate

Extended Key Usages

Key Usages

75:3e:5c:ef:ec:b6:3d:75:b2:cc:6b:83:03:2f:89:9eCertificate

Extended Key Usages

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43Certificate

Extended Key Usages

Key Usages

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9Certificate

Extended Key Usages

Key Usages

92:fb:6b:72:31:91:79:ea:48:a6:2e:ab:82:6d:a1:11:2a:78:91:2b:93:6b:6c:38:63:6e:3b:28:a8:f7:01:f5Signer

Signature Validations

Verification

15-12-2022 13:55 Valid: false

64:1e:d5:8e:dd:6c:c2:5c:7f:70:54:c2:1d:70:92:e9:f7:2e:de:5fSigner

Signature Validations

Verification

15-12-2022 13:55 Valid: false

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 3.5MB

UPX1 Size: 1.4MB - Virtual size: 1.4MB

.rsrc Size: 69KB - Virtual size: 72KB

Headers

File Characteristics

Sections

.code Size: 44KB - Virtual size: 43KB

.text Size: 334KB - Virtual size: 333KB

.rdata Size: 37KB - Virtual size: 36KB

.data Size: 4.4MB - Virtual size: 4.4MB

.rsrc Size: 68KB - Virtual size: 67KB

75:3e:5c:ef:ec:b6:3d:75:b2:cc:6b:83:03:2f:89:9e
Certificate

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43
Certificate

75:3e:5c:ef:ec:b6:3d:75:b2:cc:6b:83:03:2f:89:9e
Certificate

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43
Certificate

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

92:fb:6b:72:31:91:79:ea:48:a6:2e:ab:82:6d:a1:11:2a:78:91:2b:93:6b:6c:38:63:6e:3b:28:a8:f7:01:f5
Signer

15-12-2022 13:55
Valid: false

64:1e:d5:8e:dd:6c:c2:5c:7f:70:54:c2:1d:70:92:e9:f7:2e:de:5f
Signer

15-12-2022 13:55
Valid: false

UPX0
Size: - Virtual size: 3.5MB

UPX1
Size: 1.4MB - Virtual size: 1.4MB

.rsrc
Size: 69KB - Virtual size: 72KB

.code
Size: 44KB - Virtual size: 43KB

.text
Size: 334KB - Virtual size: 333KB

.rdata
Size: 37KB - Virtual size: 36KB

.data
Size: 4.4MB - Virtual size: 4.4MB

.rsrc
Size: 68KB - Virtual size: 67KB