Behavioral task
behavioral1
Sample
a710a1c5fc08214e8668cb7fc87a0543_JaffaCakes118.exe
Resource
win7-20240705-en
General
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Target
a710a1c5fc08214e8668cb7fc87a0543_JaffaCakes118
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Size
509KB
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MD5
a710a1c5fc08214e8668cb7fc87a0543
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SHA1
281fcf6197c2ec371576b34109baed5b31e474e1
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SHA256
16d584b3388fd565c43e8825cc0a3ab9621dbe447520c68d8705a33e4c77a697
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SHA512
592fab190af85047c1f664ffe2238bcef70e43680dd53528ea154e03fa08d21b5f898ae7bb12799ecc78be61c481457ff5070e984190e7416ceec3046fda5935
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SSDEEP
12288:k4BQAyFZM0iMsBS9dpqhulEgJHS3UWCf6Jd7OrEz7f61r5:YAyLM0i4PcMA33CiJNOy7fUr5
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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a710a1c5fc08214e8668cb7fc87a0543_JaffaCakes118.exe windows:4 windows x86 arch:x86
Code Sign
70:ba:e4:1d:10:d9:29:34:b6:38:ca:7b:03:cc:ba:bfCertificate
IssuerOU=Class 3 Public Primary Certification Authority,O=VeriSign\, Inc.,C=USNot Before29-01-1996 00:00Not After01-08-2028 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
41:91:a1:5a:39:78:df:cf:49:65:66:38:1d:4c:75:c2Certificate
IssuerOU=Class 3 Public Primary Certification Authority,O=VeriSign\, Inc.,C=USNot Before16-07-2004 00:00Not After15-07-2014 23:59SubjectCN=VeriSign Class 3 Code Signing 2004 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)04,O=VeriSign\, Inc.,C=USExtended Key Usages
ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning
Key Usages
KeyUsageCertSign
KeyUsageCRLSign
4c:1b:73:6b:c6:71:4c:7d:a3:b1:d3:3e:ad:b3:3a:2bCertificate
IssuerCN=VeriSign Class 3 Code Signing 2004 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)04,O=VeriSign\, Inc.,C=USNot Before20-10-2006 00:00Not After21-10-2009 23:59SubjectCN=REALTIME GAMING,OU=Digital ID Class 3 - Microsoft Software Validation v2,O=REALTIME GAMING,L=Sandy Springs,ST=Georgia,C=USExtended Key Usages
ExtKeyUsageCodeSigning
Key Usages
KeyUsageDigitalSignature
c3:60:b4:8f:31:d8:90:b2:cd:62:b5:62:99:3f:9a:ec:ff:ce:6c:80Signer
Actual PE Digestc3:60:b4:8f:31:d8:90:b2:cd:62:b5:62:99:3f:9a:ec:ff:ce:6c:80Digest Algorithmsha1PE Digest MatchestrueHeaders
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 1.2MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 444KB - Virtual size: 444KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 58KB - Virtual size: 60KB
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: 576KB - Virtual size: 574KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 84KB - Virtual size: 81KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 332KB - Virtual size: 340KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 8KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 604KB - Virtual size: 601KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ