Behavioral task
behavioral1
Sample
b5d641c38ef3accb8aeee512b4d53344_JaffaCakes118.exe
Resource
win7-20240705-en
General
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Target
b5d641c38ef3accb8aeee512b4d53344_JaffaCakes118
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Size
1.3MB
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MD5
b5d641c38ef3accb8aeee512b4d53344
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SHA1
100115c8450e1e1d53bcd3187085ea0a2099986c
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SHA256
8b40b5c4bb0b983e8fbdb6bf2830263fb3243bb2d74a0999c7ff511c4eac20b3
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SHA512
22d8fc30cf0434d112e3908668a21c0e81d51f2544b51dad91a88af0b5539a6c8a610765895d6c30439f183afb06aa8faf3d5238ed4e9a16bd62248a540b8613
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SSDEEP
24576:sVZBScN3U72k67lomERDArTtWlsNwGG8S7x3OqGMQW5T8do6yCCLnk51bbYHIs0s:srX95qmEZblau8S7x3OqGMQWPe4iGjHv
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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b5d641c38ef3accb8aeee512b4d53344_JaffaCakes118.exe windows:4 windows x86 arch:x86
Code Sign
3c:91:31:cb:1f:f6:d0:1b:0e:9a:b8:d0:44:bf:12:beCertificate
IssuerOU=Class 3 Public Primary Certification Authority,O=VeriSign\, Inc.,C=USNot Before29/01/1996, 00:00Not After02/08/2028, 23:59SubjectOU=Class 3 Public Primary Certification Authority,O=VeriSign\, Inc.,C=US38:25: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
1b:09:3b:78:60:96:da:37:bb:a4:51:94:46:c8:96:78Certificate
IssuerOU=Class 3 Public Primary Certification Authority,O=VeriSign\, Inc.,C=USNot Before08/11/2006, 00:00Not After07/11/2021, 23:59SubjectCN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=USKey Usages
KeyUsageCertSign
KeyUsageCRLSign
08:03:6e:8f:b7:18:d7:bb:44:7f:a0:58:a2:22:bd:04Certificate
IssuerCN=VeriSign Class 3 Code Signing 2010 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)10,O=VeriSign\, Inc.,C=USNot Before28/04/2011, 00:00Not After27/07/2012, 23:59SubjectCN=SoftForum Co. LTD.,OU=Digital ID Class 3 - Microsoft Software Validation v2,O=SoftForum Co. LTD.,L=Gangnam-gu,ST=Seoul,C=KRExtended Key Usages
ExtKeyUsageCodeSigning
Key Usages
KeyUsageDigitalSignature
52:00:e5:aa:25:56:fc:1a:86:ed:96:c9:d4:4b:33:c7Certificate
IssuerCN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=USNot Before08/02/2010, 00:00Not After07/02/2020, 23:59SubjectCN=VeriSign Class 3 Code Signing 2010 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)10,O=VeriSign\, Inc.,C=USExtended Key Usages
ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning
Key Usages
KeyUsageCertSign
KeyUsageCRLSign
Signer
Actual PE DigestDigest AlgorithmPE Digest MatchesfalseHeaders
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 2.7MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 1.3MB - Virtual size: 1.3MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - 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_32BIT_MACHINE
Sections
.text Size: 128KB - Virtual size: 126KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 32KB - Virtual size: 30KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 8KB - Virtual size: 23KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 3.8MB - Virtual size: 3.8MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ