Behavioral task
behavioral1
Sample
833a88cf802991da27ac966dde9bc1a8_JaffaCakes118.exe
Resource
win7-20240729-en
General
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Target
833a88cf802991da27ac966dde9bc1a8_JaffaCakes118
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Size
58KB
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MD5
833a88cf802991da27ac966dde9bc1a8
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SHA1
5208a25d3e05aadcb37adb09480cea0a56e79804
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SHA256
d1f64d7fc0552dbb768175695a05ba161c4c62c2e6e1c6424acc49e2cc48e85d
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SHA512
9f7fabc13d90837ef49abadec1e6bf588ffcf507264133746ea72b084cff82b12f018742c4069e74ccbf9f0ff6fd9a2dd1fd71fa27ea752fa2256683fa711281
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SSDEEP
1536:YbXPFYhk/kCaiRj38nZh7f3pkprrf46yRmVHLXvcJO0ld5:SPF26oh7fWprEPgVLcJO0l
Malware Config
Signatures
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Detected Nirsoft tools 1 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule static1/unpack001/out.upx Nirsoft -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 833a88cf802991da27ac966dde9bc1a8_JaffaCakes118 unpack001/out.upx
Files
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833a88cf802991da27ac966dde9bc1a8_JaffaCakes118.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 72KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 53KB - Virtual size: 56KB
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_32BIT_MACHINE
Sections
.text Size: 65KB - Virtual size: 64KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 21KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 11KB - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 10KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ