Behavioral task
behavioral1
Sample
81fd42a11e34cd9919798441459b7cb8_JaffaCakes118.exe
Resource
win7-20240708-en
General
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Target
81fd42a11e34cd9919798441459b7cb8_JaffaCakes118
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Size
670KB
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MD5
81fd42a11e34cd9919798441459b7cb8
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SHA1
7a763debaa247c616f6836c228ba86ef5cc9b85e
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SHA256
eebddb95dbcb04aad4d3df58f27a6923e8e8c5bb9bb0836870d2256fcc9a73b0
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SHA512
3438990f1f1771086617f4aeb6d36d88a188fb62519f645af8654a33e7821b41429c77a4450f121df934e66ae9f56b4935d05bc29f3238d90adb38a3339dde44
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SSDEEP
12288:j+tQY3u4/30tqXRzueOPrWuZDoZH88fgKxNOMfA33sUKpfcsFmcyouSKhK6udcKg:jGQY+ttqXRNOPrWuOZHHfRXA33OpfPFq
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 81fd42a11e34cd9919798441459b7cb8_JaffaCakes118 unpack001/out.upx
Files
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81fd42a11e34cd9919798441459b7cb8_JaffaCakes118.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 1.0MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 325KB - Virtual size: 328KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 344KB - Virtual size: 344KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 537KB - Virtual size: 537KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 91KB - Virtual size: 91KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 11KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 653KB - Virtual size: 652KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 29KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ