Behavioral task
behavioral1
Sample
b9cfc2d43939ee8e6cd1b3d244ae3dfa_JaffaCakes118.exe
Resource
win7-20240704-en
General
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Target
b9cfc2d43939ee8e6cd1b3d244ae3dfa_JaffaCakes118
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Size
356KB
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MD5
b9cfc2d43939ee8e6cd1b3d244ae3dfa
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SHA1
3e23d7fa1c853ee63abb5ffe942654ba72ccbfcb
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SHA256
d17ee15397d4b0778ce0fcc2b7383a064708148b5b26609994b424e835f4c3c6
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SHA512
1d34cd2cb51414ddf398cda64da8b0be5b5c7302bfe63ea765e661cb56e4fd098253b679601a74adf71ccba0bbd3d305bbd8af34d9820a17dcf5f9ebf7ffee8b
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SSDEEP
6144:9AbJapkAK3xxvuuQzAZVxlAVttermXTfQxnYG7lAEAUt10N55eeYF5aNyv:9cckAKhhuuWQ7lott6MfSYG7ltQheeMH
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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b9cfc2d43939ee8e6cd1b3d244ae3dfa_JaffaCakes118.exe windows:4 windows x86 arch:x86
Code Sign
47:09:85:6b:5c:6e:8b:57:ba:82:3d:8a:16:f7:cb:f9Certificate
IssuerCN=Avast1AlabastNot Before24/02/2011, 08:46Not After31/12/2039, 23:59SubjectCN=Avast1Alabast38:25: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
38:69:3f:52:7e:43:dc:38:18:db:88:13:44:cb:69:6d:95:2e:8c:a2Signer
Actual PE Digest38:69:3f:52:7e:43:dc:38:18:db:88:13:44:cb:69:6d:95:2e:8c:a2Digest 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: 1.4MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 336KB - Virtual size: 336KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 16KB - Virtual size: 16KB
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
CODE Size: 349KB - Virtual size: 348KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
DATA Size: 44KB - Virtual size: 1.4MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 7KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: 512B - Virtual size: 4KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 15KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ