Behavioral task
behavioral1
Sample
ef9d35f172b2bb1672044f87a523a0e6_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
ef9d35f172b2bb1672044f87a523a0e6_JaffaCakes118
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Size
127KB
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MD5
ef9d35f172b2bb1672044f87a523a0e6
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SHA1
327cac7f9d89478a2dacbe6f849e41af5ff96126
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SHA256
dd96abb10bbf3f0eccc22baaf4fd3cc536f604548372b04c0f98aaca80bb89bc
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SHA512
8b776bb7b8a160a2ce4e377b6bafaa530475125127241ba71b956c5e8c06eed1cc42721bfb2580b7769f2fed9ef2c974dcf7d718f081b1685cb35434d22d7fca
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SSDEEP
3072:3uMzq79IVtdTU0BQBrp9++a3U0tLxKMCWxgCqMSj0OUl:Fk0dy9psxKMbgCtUS
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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ef9d35f172b2bb1672044f87a523a0e6_JaffaCakes118.exe windows:4 windows x86 arch:x86
Code Sign
2d:1f:81:a6:98:05:fc:6f:b0:4a:bf:f8:fa:1e:49:1aCertificate
IssuerCN=Spy SoftwareNot Before06/03/2011, 13:59Not After31/12/2039, 23:59SubjectCN=Spy Software38:25: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
04:dc:41:dd:3b:43:9b:a8:a6:06:3e:9d:c3:8b:ca:47:36:85:50:afSigner
Actual PE Digest04:dc:41:dd:3b:43:9b:a8:a6:06:3e:9d:c3:8b:ca:47:36:85:50:afDigest 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: 48KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 119KB - Virtual size: 120KB
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: 54KB - Virtual size: 56KB
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: 87KB - Virtual size: 88KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ