Behavioral task
behavioral1
Sample
f496863f90862e427d4c22b29bbf24f1_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
f496863f90862e427d4c22b29bbf24f1_JaffaCakes118.exe
Resource
win10v2004-20240412-en
General
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Target
f496863f90862e427d4c22b29bbf24f1_JaffaCakes118
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Size
293KB
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MD5
f496863f90862e427d4c22b29bbf24f1
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SHA1
904a487f0aa17f4ec96cf9be9ada5bef699df236
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SHA256
0d6d34c96b69aa22c76c91af2d5d37a8687bdb83cbf73e7a8a98049b833bd5ac
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SHA512
e48647f3c12573892ac96f23455747522e2e0a9620b00634d0a20b26769704970b3368639dd8159c971b3fdb358e6ac52c602d8ff60dc9c95b9512ac10ad5e1e
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SSDEEP
6144:NrijqbqA3K5gIEMJSAwqQ4lzpPcURCCsPihJwNGhsHUAtfpX:Nrijh5gIqz43coCTPibUasHF5
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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f496863f90862e427d4c22b29bbf24f1_JaffaCakes118.exe windows:4 windows x86 arch:x86
Code Sign
01Certificate
IssuerCN=Thawte Premium Server CA,OU=Certification Services Division,O=Thawte Consulting cc,L=Cape Town,ST=Western Cape,C=ZA,1.2.840.113549.1.9.1=#0c197072656d69756d2d736572766572407468617774652e636f6dNot Before01/08/1996, 00:00Not After31/12/2020, 23:59SubjectCN=Thawte Premium Server CA,OU=Certification Services Division,O=Thawte Consulting cc,L=Cape Town,ST=Western Cape,C=ZA,1.2.840.113549.1.9.1=#0c197072656d69756d2d736572766572407468617774652e636f6d0aCertificate
IssuerCN=Thawte Premium Server CA,OU=Certification Services Division,O=Thawte Consulting cc,L=Cape Town,ST=Western Cape,C=ZA,1.2.840.113549.1.9.1=#0c197072656d69756d2d736572766572407468617774652e636f6dNot Before06/08/2003, 00:00Not After05/08/2013, 23:59SubjectCN=Thawte Code Signing CA,O=Thawte Consulting (Pty) Ltd.,C=ZAExtended Key Usages
ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning
Key Usages
KeyUsageCertSign
KeyUsageCRLSign
3f:7d:42Certificate
IssuerCN=Thawte Code Signing CA,O=Thawte Consulting (Pty) Ltd.,C=ZANot Before15/06/2005, 12:33Not After15/06/2006, 12:33SubjectCN=PEAKCLICK E-COMMERCE TRADE GMBH,OU=Secure Application Development,O=PEAKCLICK E-COMMERCE TRADE GMBH,L=Wien,ST=Wien,C=ATExtended Key Usages
ExtKeyUsageCodeSigning
ExtKeyUsageMicrosoftCommercialCodeSigning
Signer
Actual PE DigestDigest AlgorithmPE Digest MatchesfalseHeaders
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_AGGRESIVE_WS_TRIM
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 76KB
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: 3KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_AGGRESIVE_WS_TRIM
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 22KB - Virtual size: 22KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 6KB - Virtual size: 23KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 34KB - Virtual size: 33KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ