Behavioral task
behavioral1
Sample
8d8f5d3579c2a422958e9580a307f794_JaffaCakes118.exe
Resource
win7-20240704-en
General
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Target
8d8f5d3579c2a422958e9580a307f794_JaffaCakes118
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Size
639KB
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MD5
8d8f5d3579c2a422958e9580a307f794
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SHA1
124ee0fcab53b47d270a30ced4718d0257376b28
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SHA256
593289a07d84bbb815856abd07efed4f6585b9d299bb06b0e83aff9733c6648b
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SHA512
94cf70444efff3303531efcff845601a3ab037e9ba5d88e0d5732a27aa36698044733ae9d87a2113618333f3426c36f92f222d38dbca9d3e0abc317aea2ef0fb
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SSDEEP
12288:1PgaF/6EAd5+lyQd9pPN82OUd5aLUgACJnXMcakeDQLoePP0wrbtouVVaKFHT:VAMlTZu1rJccGQLJP/PtrPaKFHT
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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8d8f5d3579c2a422958e9580a307f794_JaffaCakes118.exe windows:4 windows x86 arch:x86
Code Sign
1b:71:31:2d:93:27:d9:8e:49:45:0b:36:30:7c:5a:96Certificate
IssuerCN=kozvndesNot Before02/03/2011, 21:59Not After31/12/2039, 23:59SubjectCN=kozvndes38:25: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
87:18:ad:b4:06:fc:91:cc:58:c7:b1:fd:79:1c:39:05:06:09:2c:0bSigner
Actual PE Digest87:18:ad:b4:06:fc:91:cc:58:c7:b1:fd:79:1c:39:05:06:09:2c:0bDigest 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: 1.3MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 551KB - Virtual size: 552KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 12KB - Virtual size: 12KB
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_32BIT_MACHINE
Sections
.text Size: 49KB - Virtual size: 932KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 6KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 877KB - Virtual size: 880KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ