Behavioral task
behavioral1
Sample
bb86490eeea56ad4a032f5d33027f41678054f77a385ed7eb958894d94c1f7dc.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
bb86490eeea56ad4a032f5d33027f41678054f77a385ed7eb958894d94c1f7dc.exe
Resource
win10v2004-20230703-en
General
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Target
bb86490eeea56ad4a032f5d33027f41678054f77a385ed7eb958894d94c1f7dc
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Size
5.9MB
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MD5
9e400bdc1904af0af598a4d32d9b5000
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SHA1
8733a37e5a7e7321a82dc64dd17fb561f44d37ba
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SHA256
bb86490eeea56ad4a032f5d33027f41678054f77a385ed7eb958894d94c1f7dc
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SHA512
b6ba9fa166abb8a68bf54266e246a1ec4b80c219f904ec66d82fe6c1f10cb0aac4e9ee692f538d0cf25b1a18276ddf1e2754e93f1f9efb1d418ea3eeb4745afd
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SSDEEP
98304:neYOF4PfJuk4TJM5HWKEvP0nuKKmYePPXv+SDLeJSVpg8aMJ9bO9SMWuU:neYOF4PxH5BWK6sFXlLe4PHJdsSz
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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bb86490eeea56ad4a032f5d33027f41678054f77a385ed7eb958894d94c1f7dc.exe windows x64
Code Sign
3b:50:b8:e6:f2:d3:23:77:b3:e2:61:45:71:b6:6d:f2Certificate
IssuerCN=baidu.com,ST=baidu,C=US,1.2.840.113549.1.9.1=#0c136b756e6c756e616c694062616964752e636f6dNot Before03/07/2022, 03:43Not After31/12/2039, 23:59SubjectCN=baidu.com,ST=baidu,C=US,1.2.840.113549.1.9.1=#0c136b756e6c756e616c694062616964752e636f6d7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12Certificate
IssuerCN=VeriSign Universal Root Certification Authority,OU=VeriSign Trust Network+OU=(c) 2008 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=USNot Before12/01/2016, 00:00Not After11/01/2031, 23:59SubjectCN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageCertSign
KeyUsageCRLSign
7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12Certificate
IssuerCN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=USNot Before23/12/2017, 00:00Not After22/03/2029, 23:59SubjectCN=Symantec SHA256 TimeStamping Signer - G3,OU=Symantec Trust Network,O=Symantec Corporation,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageDigitalSignature
3b:50:b8:e6:f2:d3:23:77:b3:e2:61:45:71:b6:6d:f2Certificate
IssuerCN=baidu.com,ST=baidu,C=US,1.2.840.113549.1.9.1=#0c136b756e6c756e616c694062616964752e636f6dNot Before03/07/2022, 03:43Not After31/12/2039, 23:59SubjectCN=baidu.com,ST=baidu,C=US,1.2.840.113549.1.9.1=#0c136b756e6c756e616c694062616964752e636f6d7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12Certificate
IssuerCN=VeriSign Universal Root Certification Authority,OU=VeriSign Trust Network+OU=(c) 2008 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=USNot Before12/01/2016, 00:00Not After11/01/2031, 23:59SubjectCN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageCertSign
KeyUsageCRLSign
7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12Certificate
IssuerCN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=USNot Before23/12/2017, 00:00Not After22/03/2029, 23:59SubjectCN=Symantec SHA256 TimeStamping Signer - G3,OU=Symantec Trust Network,O=Symantec Corporation,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageDigitalSignature
6c:b1:a9:91:f6:19:6a:62:66:74:b0:ec:48:a7:ba:1d:da:1b:90:94:8e:54:15:88:42:77:82:16:9e:ef:8b:03Signer
Actual PE Digest6c:b1:a9:91:f6:19:6a:62:66:74:b0:ec:48:a7:ba:1d:da:1b:90:94:8e:54:15:88:42:77:82:16:9e:ef:8b:03Digest Algorithmsha256PE Digest Matchestruee7:43:49:8f:dd:20:a0:fb:56:32:8b:25:49:a8:db:4b:57:5e:29:f5Signer
Actual PE Digeste7:43:49:8f:dd:20:a0:fb:56:32:8b:25:49:a8:db:4b:57:5e:29:f5Digest Algorithmsha1PE Digest MatchestrueHeaders
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: - Virtual size: 17.3MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 5.9MB - Virtual size: 5.9MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED
Sections
.text Size: 8.0MB - Virtual size: 8.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 14.0MB - Virtual size: 14.0MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 489KB - Virtual size: 934KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 134KB - Virtual size: 133KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.symtab Size: 512B - Virtual size: 4B
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ