Behavioral task
behavioral1
Sample
3a790d718bd2369da05b92484e092b17_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
3a790d718bd2369da05b92484e092b17_JaffaCakes118.exe
Resource
win10v2004-20240709-en
General
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Target
3a790d718bd2369da05b92484e092b17_JaffaCakes118
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Size
839KB
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MD5
3a790d718bd2369da05b92484e092b17
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SHA1
77af968ccc16d8cc90631cd010ebe8e2cc2231b7
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SHA256
2cb69b9cc6f5eb0e830509fa36db8d9d8606821ea6528de2c05d60ea5ed5b5d3
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SHA512
dd3ba43d98ed032a14de2a325072c1fedc7e835e8946c71cecea47b7bafb6a6474c240ba5527b61969788419911fd2fb43e51640915a080a8a4b123ed6d7f486
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SSDEEP
24576:xor47veueK8kHFLwuqpB/inBDRlRLHvv9Wlcz9G:xEK4kHXqD/2DRlp9+cxG
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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3a790d718bd2369da05b92484e092b17_JaffaCakes118.exe windows:4 windows x86 arch:x86
Code Sign
36:12:22:96:c5:e3:38:a5:20:a1:d2:5f:4c:d7:09:54Certificate
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 After01-01-2021 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
21:4d:84:00:11:7c:ed:3a:68:57:a0:24:29:da:2b:54Certificate
IssuerCN=Thawte Code Signing CA - G2,O=Thawte\, Inc.,C=USNot Before17-11-2011 00:00Not After16-11-2013 23:59SubjectCN=keimc,O=keimc,L=Gwanggju-si,ST=Gyeonggi-do,C=KRExtended 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
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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
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: 819KB - Virtual size: 820KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 12KB - Virtual size: 16KB
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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
.text Size: 1.1MB - Virtual size: 1.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.itext Size: 6KB - Virtual size: 6KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 24KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.bss Size: - Virtual size: 23KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 14KB - Virtual size: 13KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 56B
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 24B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 78KB - Virtual size: 78KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.rsrc Size: 2.1MB - Virtual size: 2.1MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ