Static task
static1
Behavioral task
behavioral1
Sample
comprovante.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
comprovante.exe
Resource
win10v2004-20241007-en
General
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Target
27dcece041da9759ee118424a75dec2b_JaffaCakes118
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Size
25KB
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MD5
27dcece041da9759ee118424a75dec2b
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SHA1
601218626df52905dad291e3da734ab0c07052d7
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SHA256
75b8c4ef98c8839e6efbe0b2e1941bae9bea646e87ecee560ee06088744da7b4
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SHA512
b554f3ee23126c0dd79cb73f158eef79f0915201caa06a8154e3b39cb13e9963116e35fbb20b0d35d6cc0a3ee42e2b74f6dd95c60938f306a172f4dd0bdd217f
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SSDEEP
768:eRC7ZqOxT+N3GaOx0sEB6l4U+OqRzzc7HXZfzqQC:SCdfpxGU+LzmXZ7y
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/comprovante.exe
Files
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27dcece041da9759ee118424a75dec2b_JaffaCakes118.zip
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comprovante.exe.exe windows:4 windows x86 arch:x86
60acd7fa58e9208235a2bf992dbba50d
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
Imports
msvbvm60
_CIcos
_adj_fptan
__vbaFreeVar
__vbaLenBstr
__vbaFreeVarList
_adj_fdiv_m64
ord516
_adj_fprem1
__vbaStrCat
__vbaSetSystemError
__vbaHresultCheckObj
_adj_fdiv_m32
ord666
__vbaAryDestruct
__vbaFileCloseAll
__vbaOnError
ord595
__vbaObjSet
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
_CIsin
ord631
__vbaChkstk
EVENT_SINK_AddRef
__vbaGenerateBoundsError
__vbaI2I4
DllFunctionCall
_adj_fpatan
__vbaRedim
EVENT_SINK_Release
ord600
_CIsqrt
EVENT_SINK_QueryInterface
__vbaExceptHandler
__vbaStrToUnicode
_adj_fprem
_adj_fdivr_m64
__vbaFPException
__vbaStrVarVal
__vbaVarCat
__vbaI2Var
ord537
_CIlog
__vbaErrorOverflow
__vbaNew2
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaStrCopy
ord681
__vbaFreeStrList
_adj_fdivr_m32
_adj_fdiv_r
ord100
__vbaVarAdd
__vbaStrToAnsi
__vbaVarDup
_CIatan
__vbaStrMove
_allmul
_CItan
_CIexp
__vbaFreeStr
__vbaFreeObj
Sections
.text Size: 40KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 28KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ