Behavioral task
behavioral1
Sample
720154a6557640a848e73739f4bbcdaa18e1bb852dfb40daf2f849caad928fc9.exe
Resource
win7-20240903-en
General
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Target
720154a6557640a848e73739f4bbcdaa18e1bb852dfb40daf2f849caad928fc9
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Size
67KB
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MD5
eea34e02e3e4fb770b13e85c099b8613
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SHA1
77d1a47453e9dc28c7c97773b3851e7a76d917ab
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SHA256
720154a6557640a848e73739f4bbcdaa18e1bb852dfb40daf2f849caad928fc9
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SHA512
29ec3f0d702c7790ff68ded6030c245f8e0ddc2350565ce61442afc951924dbba77e0e8c380147ee3635b8be7454b251df58f3577b05e599f3e2e32c03eebed1
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SSDEEP
1536:6QOvZwwDBFjS99yeaAAfUUu54aEGzijww1gxqhctxua:nORwcM99yeaA4UUu5zbzSBXa
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/out.upx
Files
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720154a6557640a848e73739f4bbcdaa18e1bb852dfb40daf2f849caad928fc9.exe windows:5 windows x86 arch:x86
Code Sign
4c:a1:90:a5:f8:5a:6c:b6:45:9a:05:09:05:92:39:84Certificate
IssuerCN=技术服务部,1.2.840.113549.1.9.1=#130b7777772e6363686f2e6363Not Before24/09/2020, 00:36Not After31/12/2039, 23:59SubjectCN=www.ccho.cc,1.2.840.113549.1.9.1=#130b7777772e6363686f2e636305:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate
IssuerCN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=USNot Before14/07/2023, 00:00Not After13/10/2034, 23:59SubjectCN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageDigitalSignature
07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate
IssuerCN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=USNot Before23/03/2022, 00:00Not After22/03/2037, 23:59SubjectCN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign
0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate
IssuerCN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=USNot Before01/08/2022, 00:00Not After09/11/2031, 23:59SubjectCN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=USKey Usages
KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign
4c:a1:90:a5:f8:5a:6c:b6:45:9a:05:09:05:92:39:84Certificate
IssuerCN=技术服务部,1.2.840.113549.1.9.1=#130b7777772e6363686f2e6363Not Before24/09/2020, 00:36Not After31/12/2039, 23:59SubjectCN=www.ccho.cc,1.2.840.113549.1.9.1=#130b7777772e6363686f2e636305:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate
IssuerCN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=USNot Before14/07/2023, 00:00Not After13/10/2034, 23:59SubjectCN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageDigitalSignature
07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate
IssuerCN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=USNot Before23/03/2022, 00:00Not After22/03/2037, 23:59SubjectCN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign
0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate
IssuerCN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=USNot Before01/08/2022, 00:00Not After09/11/2031, 23:59SubjectCN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=USKey Usages
KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign
18:3e:4a:0a:99:7e:23:7c:3d:93:27:6e:9e:d3:86:92:7e:f0:88:f4:4e:17:e7:09:87:c4:a9:cd:c9:fc:f5:5fSigner
Actual PE Digest18:3e:4a:0a:99:7e:23:7c:3d:93:27:6e:9e:d3:86:92:7e:f0:88:f4:4e:17:e7:09:87:c4:a9:cd:c9:fc:f5:5fDigest Algorithmsha256PE Digest Matchestrueae:09:b4:2f:b6:88:62:19:5b:f2:63:91:d7:98:47:41:f8:ef:7b:e6Signer
Actual PE Digestae:09:b4:2f:b6:88:62:19:5b:f2:63:91:d7:98:47:41:f8:ef:7b:e6Digest Algorithmsha1PE Digest MatchestrueHeaders
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 296KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 21KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 12KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 27KB - Virtual size: 27KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 6KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 127KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ndata Size: - Virtual size: 124KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 22KB - Virtual size: 21KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ