Behavioral task
behavioral1
Sample
43dfa6736006a443c1a0e057c5a0192b_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
43dfa6736006a443c1a0e057c5a0192b_JaffaCakes118
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Size
14.6MB
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MD5
43dfa6736006a443c1a0e057c5a0192b
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SHA1
86e0000f44fab705d7acb6d0f522a4feeb745ee9
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SHA256
9aea115bd9362aed115a799b8a41929d0df754ffb9ecaf1e14d7c9388b764219
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SHA512
08939bb05f9d32c8ae8ea38bf087ae8d51e8257c6cac71e42eea885237883e4d8701d629071f81972c992d9c354a3a3064a3a8707a8cb750ddf9f03882077523
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SSDEEP
393216:jOqmTp2L5eXiikqVPasx5p5SmjGbox222rdjscd2MHqlW6ZYu19AM:jOrkeXiikSysxVfGL2sOcd2MHqzZYuf
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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43dfa6736006a443c1a0e057c5a0192b_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=#0c197072656d69756d2d736572766572407468617774652e636f6d38:25:d7:fa:f8:61:af:9e:f4:90:e7:26:b5:d6:5a:d5Certificate
IssuerCN=VeriSign Time Stamping Services CA,O=VeriSign\, Inc.,C=USNot Before15-06-2007 00:00Not After14-06-2012 23:59SubjectCN=VeriSign Time Stamping Services Signer - G2,O=VeriSign\, Inc.,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageDigitalSignature
KeyUsageContentCommitment
47:bf:19:95:df:8d:52:46:43:f7:db:6d:48:0d:31:a4Certificate
IssuerCN=Thawte Timestamping CA,OU=Thawte Certification,O=Thawte,L=Durbanville,ST=Western Cape,C=ZANot Before04-12-2003 00:00Not After03-12-2013 23:59SubjectCN=VeriSign Time Stamping Services CA,O=VeriSign\, Inc.,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageCertSign
KeyUsageCRLSign
6b:26:c6:4d:4e:d9:d8:2a:ab:ef:de:3c:f9:9c:02:15Certificate
IssuerCN=Thawte Code Signing CA - G2,O=Thawte\, Inc.,C=USNot Before07-10-2011 00:00Not After29-10-2012 23:59SubjectCN=Mozilla Corporation,OU=Release Engineering,O=Mozilla Corporation,L=Mountain View,ST=California,C=USExtended Key Usages
ExtKeyUsageCodeSigning
ExtKeyUsageMicrosoftCommercialCodeSigning
33:65:50:08:79:ad:73:e2:30:b9:e0:1d:0d:7f:ac:91Certificate
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 Before17-11-2006 00:00Not After30-12-2020 23:59SubjectCN=thawte Primary Root CA,OU=Certification Services Division+OU=(c) 2006 thawte\, Inc. - For authorized use only,O=thawte\, Inc.,C=USKey Usages
KeyUsageCertSign
KeyUsageCRLSign
47:97:4d:78:73:a5:bc:ab:0d:2f:b3:70:19:2f:ce:5eCertificate
IssuerCN=thawte Primary Root CA,OU=Certification Services Division+OU=(c) 2006 thawte\, Inc. - For authorized use only,O=thawte\, Inc.,C=USNot Before08-02-2010 00:00Not After07-02-2020 23:59SubjectCN=Thawte Code Signing CA - G2,O=Thawte\, Inc.,C=USExtended Key Usages
ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning
Key Usages
KeyUsageCertSign
KeyUsageCRLSign
4f:95:6c:48:83:a6:f7:68:72:0f:ae:a0:12:a5:43:36:1a:5d:c0:48Signer
Actual PE Digest4f:95:6c:48:83:a6:f7:68:72:0f:ae:a0:12:a5:43:36:1a:5d:c0:48Digest Algorithmsha1PE Digest MatchesfalseHeaders
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: 92KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 40KB - Virtual size: 40KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 14.6MB - Virtual size: 14.6MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
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_32BIT_MACHINE
Sections
.text Size: 74KB - Virtual size: 74KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 14KB - Virtual size: 14KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 27KB - Virtual size: 27KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ