KMSAuto x64[.]exe

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General

Target

KMSAuto x64.exe
Size

5.3MB
MD5

a930f91baeb1cacdd4d47f3be913e0d8
SHA1

2599b661fdbd341a36fd60f576d968839febd50b
SHA256

920185fa63ea7c8f51efd3b899d86092a1ece43a5d7855bdb4f972c95a13c777
SHA512

3ea5b8517f3786b3bdfa538e3ed429518e200d10d9680e6f8ba39da20a8ff2133e18c337d97248f75d3f88618e59dba448aaa14f8f21dfd476bd12ab2e524418
SSDEEP

98304:hOLatv13hTqYgZy1G8b1dxr0TrG2ohOPfusLyyNqFjdnJYLUBFlu4NYHqHffFMI/:4LofWY8y1dxrjofuYgnJC4i7zeilmZXL

Score

7^/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

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/out.upx

Files

KMSAuto x64.exe
.exe windows:5 windows x64 arch:x64

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

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

Issuer

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

Not Before

03/05/2023, 00:00

Not After

02/08/2034, 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #4,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

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

Issuer

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

Not Before

03/05/2023, 00:00

Not After

02/08/2034, 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #4,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

13:ca:6c:82:9d:7e:d9:0b:5b:84:1f:32:49:d5:21:5b:ea:eb:d4:79:0a:fc:3b:45:f3:a2:d4:bf:e0:b8:46:67
Signer

Actual PE Digest

13:ca:6c:82:9d:7e:d9:0b:5b:84:1f:32:49:d5:21:5b:ea:eb:d4:79:0a:fc:3b:45:f3:a2:d4:bf:e0:b8:46:67

Digest Algorithm

sha256

PE Digest Matches

true

fb:ad:79:e9:7b:73:61:32:6c:81:b4:89:e3:cd:c3:79:c4:ad:ee:24
Signer

Actual PE Digest

fb:ad:79:e9:7b:73:61:32:6c:81:b4:89:e3:cd:c3:79:c4:ad:ee:24

Digest Algorithm

sha1

PE Digest Matches

true

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE

Sections

UPX0
Size: - Virtual size: 1.7MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 5.2MB - Virtual size: 5.2MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 47KB - Virtual size: 48KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:5 windows x64 arch:x64

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE

Sections

.code
Size: 420KB - Virtual size: 419KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.text
Size: 1.0MB - Virtual size: 1.0MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 284KB - Virtual size: 283KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata
Size: 54KB - Virtual size: 53KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5.0MB - Virtual size: 5.1MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 45KB - Virtual size: 45KB

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

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4Certificate

Extended Key Usages

Key Usages

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

Extended Key Usages

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4Certificate

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

13:ca:6c:82:9d:7e:d9:0b:5b:84:1f:32:49:d5:21:5b:ea:eb:d4:79:0a:fc:3b:45:f3:a2:d4:bf:e0:b8:46:67Signer

fb:ad:79:e9:7b:73:61:32:6c:81:b4:89:e3:cd:c3:79:c4:ad:ee:24Signer

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 1.7MB

UPX1 Size: 5.2MB - Virtual size: 5.2MB

.rsrc Size: 47KB - Virtual size: 48KB

Headers

File Characteristics

Sections

.code Size: 420KB - Virtual size: 419KB

.text Size: 1.0MB - Virtual size: 1.0MB

.rdata Size: 284KB - Virtual size: 283KB

.pdata Size: 54KB - Virtual size: 53KB

.data Size: 5.0MB - Virtual size: 5.1MB

.rsrc Size: 45KB - Virtual size: 45KB

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

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

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

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

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

13:ca:6c:82:9d:7e:d9:0b:5b:84:1f:32:49:d5:21:5b:ea:eb:d4:79:0a:fc:3b:45:f3:a2:d4:bf:e0:b8:46:67
Signer

fb:ad:79:e9:7b:73:61:32:6c:81:b4:89:e3:cd:c3:79:c4:ad:ee:24
Signer

UPX0
Size: - Virtual size: 1.7MB

UPX1
Size: 5.2MB - Virtual size: 5.2MB

.rsrc
Size: 47KB - Virtual size: 48KB

.code
Size: 420KB - Virtual size: 419KB

.text
Size: 1.0MB - Virtual size: 1.0MB

.rdata
Size: 284KB - Virtual size: 283KB

.pdata
Size: 54KB - Virtual size: 53KB

.data
Size: 5.0MB - Virtual size: 5.1MB

.rsrc
Size: 45KB - Virtual size: 45KB