Static task
static1
Behavioral task
behavioral1
Sample
server.exe
Resource
win7-20240729-en
General
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Target
be40756a711745c0f3dd4946f0ad4037_JaffaCakes118
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Size
45KB
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MD5
be40756a711745c0f3dd4946f0ad4037
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SHA1
92fee3852cd4ad4433ba4e29b7b1b897c057fe5b
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SHA256
e7d29657f4e4ea6009ae710917752c26430a961a498d5558e671a09806049fe4
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SHA512
963c0ea12e72f9fdfc9c0ef2b661e2212990f53ccb1f0357169e85e6dba653fbfff3453fc5ffcdffe53777a9a057c934bdfdcaf3f9b34a97db328bf9f064e293
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SSDEEP
768:oTC7/5xO3CdtcM+eqB8iX8ePqCdWDmd0MQQG7GSW0Yo:oYD9dCNB8iXrqCdWDmI7GSW0Yo
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/server.exe
Files
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be40756a711745c0f3dd4946f0ad4037_JaffaCakes118.rar
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server.exe.exe windows:4 windows x86 arch:x86
a788bda9bdf22494bbc16ca9fcb543c3
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
kernel32
LoadLibraryA
msvbvm60
_CIcos
_adj_fptan
__vbaStrI4
__vbaVarMove
__vbaVarVargNofree
__vbaFreeVar
__vbaAryMove
__vbaLenBstr
__vbaStrVarMove
__vbaFreeVarList
_adj_fdiv_m64
ord516
_adj_fprem1
__vbaSetSystemError
_adj_fdiv_m32
__vbaAryVar
__vbaVarTstLe
__vbaAryDestruct
__vbaVarForInit
_adj_fdiv_m16i
_adj_fdivr_m16i
_CIsin
ord631
__vbaErase
__vbaVarZero
__vbaChkstk
__vbaFileClose
EVENT_SINK_AddRef
__vbaGenerateBoundsError
__vbaGet3
__vbaAryConstruct2
__vbaI2I4
DllFunctionCall
_adj_fpatan
__vbaRedim
EVENT_SINK_Release
__vbaUI1I2
_CIsqrt
EVENT_SINK_QueryInterface
__vbaVarMul
__vbaExceptHandler
ord711
__vbaStrToUnicode
_adj_fprem
_adj_fdivr_m64
ord607
__vbaFPException
ord717
__vbaStrVarVal
__vbaUbound
ord644
_CIlog
__vbaErrorOverflow
__vbaFileOpen
__vbaInStr
__vbaVar2Vec
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaStrCopy
__vbaFreeStrList
__vbaDerefAry1
_adj_fdivr_m32
_adj_fdiv_r
ord578
ord100
__vbaI4Var
__vbaAryLock
__vbaStrToAnsi
__vbaVarDup
__vbaVarMod
ord617
_CIatan
__vbaAryCopy
__vbaStrMove
__vbaStrVarCopy
_allmul
_CItan
__vbaAryUnlock
__vbaVarForNext
_CIexp
__vbaI4ErrVar
__vbaFreeStr
Sections
.text Size: 32KB - Virtual size: 30KB
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: 40KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ