Behavioral task
behavioral1
Sample
f9a7b16c3590acb18f5b4a8e31433ee1_JaffaCakes118.exe
Resource
win7-20240708-en
General
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Target
f9a7b16c3590acb18f5b4a8e31433ee1_JaffaCakes118
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Size
130KB
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MD5
f9a7b16c3590acb18f5b4a8e31433ee1
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SHA1
435e32da93585fe4047823958d113f4d6f650646
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SHA256
3d72cb2edccaa5c063f744a43cac17c6d726376f09f02464a1d4f75f5ed09928
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SHA512
686040fc730a4c2d1262a585307200e1e15a69c0b4417359755bf374e67a701dec2c89dce9a4227191d2d2574eb48d307a5bf9f6dc6f8d6206cf49648ed4c404
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SSDEEP
3072:CxDSAQR7MUiokHWPXyFG/wNGvbIT3l5CmZl4/C:CF47MHkM7f
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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f9a7b16c3590acb18f5b4a8e31433ee1_JaffaCakes118.exe windows:4 windows x86 arch:x86
Code Sign
75:4a:c1:04:f6:2e:f3:bc:45:74:91:39:0d:13:39:73Certificate
IssuerCN=Avira GmbHNot Before10/02/2011, 18:10Not After31/12/2039, 23:59SubjectCN=Avira GmbH38:25: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
6d:43:93:9f:ca:06:78:25:d5:5b:3e:eb:7e:22:48:98:00:85:48:eeSigner
Actual PE Digest6d:43:93:9f:ca:06:78:25:d5:5b:3e:eb:7e:22:48:98:00:85:48:eeDigest 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: 160KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 122KB - Virtual size: 124KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 8KB
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: 36KB - Virtual size: 152KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 7KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 104KB - Virtual size: 108KB
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