Behavioral task
behavioral1
Sample
5a58d7cbea5a9e14ebc97571d0df95e52e45813d175aefe5c0ae768374244e72.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
5a58d7cbea5a9e14ebc97571d0df95e52e45813d175aefe5c0ae768374244e72.exe
Resource
win10v2004-20230915-en
General
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Target
5a58d7cbea5a9e14ebc97571d0df95e52e45813d175aefe5c0ae768374244e72
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Size
3.7MB
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MD5
c48180529ee052f9d23b204a587cb40b
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SHA1
a23018d552140d2c46612d1ab020555d8710b809
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SHA256
5a58d7cbea5a9e14ebc97571d0df95e52e45813d175aefe5c0ae768374244e72
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SHA512
b2f82e52817f1f28c94a8639fc8a5d589a0f82b798419f4197211bc4e3a786f5bddb62e0540b283727b56123338a97cd5a8c7a2f6458c9f26e0270eb866c8d82
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SSDEEP
98304:d1bB+dSw4N9QAeqpmzAjw7l60ZqT+Xr62d:dH+stNi/+mzAjw75Bn
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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5a58d7cbea5a9e14ebc97571d0df95e52e45813d175aefe5c0ae768374244e72.exe windows:4 windows x86
Code Sign
47:f2:d5:1c:2d:7e:d0:69:b3:7e:e8:09:6b:7c:c7:05Certificate
IssuerCN=Tencent Inc.,C=ChinaNot Before26/11/2022, 07:47Not After30/12/2099, 16:00SubjectCN=Tencent Inc.,C=China0e: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
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
0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5aCertificate
IssuerCN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=USNot Before21/09/2022, 00:00Not After21/11/2033, 23:59SubjectCN=DigiCert Timestamp 2022 - 2,O=DigiCert,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageDigitalSignature
d2:f8:b7:9c:4c:89:cf:08:06:2a:0a:6b:ff:89:12:98:77:80:85:d9Signer
Actual PE Digestd2:f8:b7:9c:4c:89:cf:08:06:2a:0a:6b:ff:89:12:98:77:80:85:d9Digest Algorithmsha1PE Digest MatchestrueHeaders
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: 2.6MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 3.6MB - Virtual size: 3.6MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 62KB - Virtual size: 64KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:4 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
.text Size: 608KB - Virtual size: 605KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 5.2MB - Virtual size: 5.2MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 96KB - Virtual size: 321KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 80KB - Virtual size: 77KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ