Behavioral task
behavioral1
Sample
a293c6d0bfbd005d0eb8ef766ed50dda_JaffaCakes118.exe
Resource
win7-20240705-en
General
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Target
a293c6d0bfbd005d0eb8ef766ed50dda_JaffaCakes118
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Size
444KB
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MD5
a293c6d0bfbd005d0eb8ef766ed50dda
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SHA1
fec593d35382403a4a6a3d29933cf1d84b389035
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SHA256
33e85803aa5984beb23748b51124fd36095e07b6ae260484b6e966cc87e08794
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SHA512
97743fa4522f4752403047bde9b52f549258d8a49213765c0d3812e8bc3f23848493b265acb92dcb386f1915d931330756c2822a3a6619a347b8af6d0067ec3c
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SSDEEP
6144:viIKUjkx/T+WJxi1S6uxhKnA2wtRf+dcyS3IPHpjnp+NHifP4AJRwepTQL/ZykC4:G/qWziyxhO8kHBpckPDeepTQTZ3C4
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource a293c6d0bfbd005d0eb8ef766ed50dda_JaffaCakes118
Files
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a293c6d0bfbd005d0eb8ef766ed50dda_JaffaCakes118.exe windows:4 windows x86 arch:x86
8bbe56be552e64d1269338e4dd3da9ff
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_AGGRESIVE_WS_TRIM
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
IMAGE_FILE_SYSTEM
Imports
msvbvm60
_CIcos
_adj_fptan
__vbaStrI4
__vbaVarMove
__vbaVarVargNofree
__vbaFreeVar
__vbaAryMove
__vbaLenBstr
__vbaStrVarMove
__vbaGosubReturn
__vbaFreeVarList
_adj_fdiv_m64
ord516
_adj_fprem1
__vbaRecAnsiToUni
__vbaStrCat
__vbaSetSystemError
__vbaHresultCheckObj
_adj_fdiv_m32
__vbaAryDestruct
_adj_fdiv_m16i
_adj_fdivr_m16i
_CIsin
ord631
__vbaErase
ord632
__vbaVarZero
__vbaChkstk
__vbaGosubFree
__vbaGenerateBoundsError
__vbaStrCmp
__vbaAryConstruct2
__vbaI2I4
DllFunctionCall
__vbaRedimPreserve
_adj_fpatan
__vbaRedim
__vbaRecUniToAnsi
__vbaUI1I2
_CIsqrt
__vbaUI1I4
__vbaExceptHandler
__vbaStrToUnicode
_adj_fprem
_adj_fdivr_m64
__vbaGosub
ord607
__vbaFPException
ord717
__vbaUbound
__vbaStrVarVal
__vbaVarCat
ord644
_CIlog
__vbaErrorOverflow
__vbaNew2
__vbaVar2Vec
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaStrCopy
ord573
__vbaFreeStrList
__vbaDerefAry1
_adj_fdivr_m32
_adj_fdiv_r
ord100
__vbaAryLock
__vbaStrToAnsi
__vbaVarDup
__vbaFpI4
ord616
_CIatan
__vbaStrMove
ord618
__vbaUI1Str
__vbaStrVarCopy
_allmul
_CItan
__vbaAryUnlock
_CIexp
__vbaI4ErrVar
__vbaFreeStr
__vbaFreeObj
Sections
UPX0 Size: 52KB - Virtual size: 52KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 384KB - Virtual size: 384KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE