AAct_x64[.]exe

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General

Target

AAct_x64.exe
Size

1.6MB
MD5

bc1a945f59614b8aff246b99000866cd
SHA1

acb1fdc44719f9f1e4ae79ae9b00c4effbaa19d1
SHA256

3b3ac3f4d4ff33a588867f69928b7f14e68c80af5930a4b29d50e3e53f776b3c
SHA512

bcc72d87f46c8936732b0db81e1555f2a4685979d299e5cc1edd5731aa8f035d0e1869dd3a109bfb9441617faf75fa6801fa18bb1ef64877a3e67b3c4fdc84ea
SSDEEP

49152:9kCclzReCk7KouJLWNCZhNrfUiGEr1a8lFp:GdepuZWNC1fe01a8lFp

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

AAct_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

55:f7:7b:12:c0:a2:7a:d8:5f:cd:03:ee:0c:08:94:b0:ae:7d:be:3a:08:a0:cd:40:3a:7a:56:6b:20:53:cd:c8
Signer

Actual PE Digest

55:f7:7b:12:c0:a2:7a:d8:5f:cd:03:ee:0c:08:94:b0:ae:7d:be:3a:08:a0:cd:40:3a:7a:56:6b:20:53:cd:c8

Digest Algorithm

sha256

PE Digest Matches

true

75:c8:f4:bd:17:dd:b4:6a:57:26:55:c1:44:7a:30:73:d6:36:5e:0c
Signer

Actual PE Digest

75:c8:f4:bd:17:dd:b4:6a:57:26:55:c1:44:7a:30:73:d6:36:5e:0c

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: 1.6MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 1.6MB - Virtual size: 1.6MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 70KB - Virtual size: 72KB

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: 260KB - Virtual size: 259KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.text
Size: 578KB - Virtual size: 577KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 160KB - Virtual size: 160KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata
Size: 27KB - Virtual size: 26KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2.1MB - Virtual size: 2.1MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

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

55:f7:7b:12:c0:a2:7a:d8:5f:cd:03:ee:0c:08:94:b0:ae:7d:be:3a:08:a0:cd:40:3a:7a:56:6b:20:53:cd:c8Signer

75:c8:f4:bd:17:dd:b4:6a:57:26:55:c1:44:7a:30:73:d6:36:5e:0cSigner

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 1.6MB

UPX1 Size: 1.6MB - Virtual size: 1.6MB

.rsrc Size: 70KB - Virtual size: 72KB

Headers

File Characteristics

Sections

.code Size: 260KB - Virtual size: 259KB

.text Size: 578KB - Virtual size: 577KB

.rdata Size: 160KB - Virtual size: 160KB

.pdata Size: 27KB - Virtual size: 26KB

.data Size: 2.1MB - Virtual size: 2.1MB

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

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

55:f7:7b:12:c0:a2:7a:d8:5f:cd:03:ee:0c:08:94:b0:ae:7d:be:3a:08:a0:cd:40:3a:7a:56:6b:20:53:cd:c8
Signer

75:c8:f4:bd:17:dd:b4:6a:57:26:55:c1:44:7a:30:73:d6:36:5e:0c
Signer

UPX0
Size: - Virtual size: 1.6MB

UPX1
Size: 1.6MB - Virtual size: 1.6MB

.rsrc
Size: 70KB - Virtual size: 72KB

.code
Size: 260KB - Virtual size: 259KB

.text
Size: 578KB - Virtual size: 577KB

.rdata
Size: 160KB - Virtual size: 160KB

.pdata
Size: 27KB - Virtual size: 26KB

.data
Size: 2.1MB - Virtual size: 2.1MB

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