Behavioral task
behavioral1
Sample
15b40ac4a5045da406b86b37d857ba46_JaffaCakes118.exe
Resource
win7-20240729-en
General
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Target
15b40ac4a5045da406b86b37d857ba46_JaffaCakes118
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Size
128KB
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MD5
15b40ac4a5045da406b86b37d857ba46
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SHA1
6ad07e8ceae9349554993934dcd0053abc5b5da1
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SHA256
a5bf0acd02fb5346785cea98426b90c5e3cb1c6f9bfd942adaf6a6e0ba42b47a
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SHA512
4341fb426f7e045b86e6dca6c956bcc4ead80e48cf8d6476aae0a512cb6daec6ec0c0753c8c76cf02a05153a2bbf523043fafdfbce3a7a536850f7b70a6c51f9
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SSDEEP
3072:5blK2QVu6//FRozvaP1ZQ0iu+kz6yuKAtifzDhW2:LK1VNnr9J7jpqgb1b
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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15b40ac4a5045da406b86b37d857ba46_JaffaCakes118.exe windows:4 windows x86 arch:x86
Code Sign
7b:d5:a9:92:49:ad:68:9c:43:fa:35:94:40:7e:fa:4bCertificate
IssuerCN=AvastAlabastNot Before23/02/2011, 12:41Not After31/12/2039, 23:59SubjectCN=AvastAlabast38:25: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
03:91:e4:a6:5a:6b:22:54:eb:81:db:1d:d4:46:85:fc:41:c8:b2:c3Signer
Actual PE Digest03:91:e4:a6:5a:6b:22:54:eb:81:db:1d:d4:46:85:fc:41:c8:b2:c3Digest 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: 64KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 116KB - Virtual size: 116KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 76KB
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: 93KB - Virtual size: 116KB
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: 40KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ