Static task
static1
Behavioral task
behavioral1
Sample
UPDATE ZEPO.exe
Resource
win10-20231020-en
General
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Target
UPDATE ZEPO.exe
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Size
4.6MB
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MD5
e0e4a6158ddca643e7e999e64ea5a438
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SHA1
a1f3d4d6f7d5b096b81121c2c4c2132bf2fc7afe
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SHA256
3cc8c73b3aeb8bfcd47f7a6fed1125d684343df2ca2e88aa2fd49b7100f8546a
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SHA512
15d8749d70400f57f38fe0c2f080ecf8dc2e773da865dc2bbd0e60499ff45afc818134b8c589338cb0c263481ef3259504c16029d5ba7d6e139659a5de6b01a8
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SSDEEP
98304:9tY1dKGAujvn8ynYKw4f7U9FUJq99/BON3DKbMqEreYa:9yKGAujv1YKrq63DKbSKV
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource UPDATE ZEPO.exe
Files
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UPDATE ZEPO.exe.exe windows:4 windows x86 arch:x86
61e48f6654316aea72f8f748f2cff05c
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
__vbaVarSub
__vbaStrI2
_CIcos
_adj_fptan
__vbaVarMove
__vbaAryMove
__vbaFreeVar
__vbaLenBstr
__vbaStrVarMove
__vbaFreeVarList
__vbaEnd
_adj_fdiv_m64
__vbaFreeObjList
ord516
_adj_fprem1
__vbaRecAnsiToUni
ord519
__vbaCopyBytes
__vbaStrCat
ord552
ord553
__vbaLsetFixstr
__vbaRecDestruct
__vbaSetSystemError
__vbaHresultCheckObj
_adj_fdiv_m32
__vbaAryDestruct
ord593
ord594
__vbaI4Abs
ord595
__vbaObjSet
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
ord598
__vbaFpR4
ord520
__vbaStrFixstr
_CIsin
__vbaErase
ord632
__vbaChkstk
__vbaFileClose
EVENT_SINK_AddRef
__vbaGenerateBoundsError
__vbaStrCmp
ord529
__vbaVarTstEq
__vbaPutOwner3
DllFunctionCall
__vbaLbound
_adj_fpatan
__vbaFixstrConstruct
__vbaRedim
__vbaRecUniToAnsi
EVENT_SINK_Release
__vbaUI1I2
_CIsqrt
EVENT_SINK_QueryInterface
__vbaUI1I4
__vbaStr2Vec
__vbaExceptHandler
__vbaStrToUnicode
__vbaDateStr
_adj_fprem
_adj_fdivr_m64
ord608
__vbaFPException
__vbaUbound
__vbaStrVarVal
__vbaVarCat
ord535
__vbaI2Var
ord644
ord645
_CIlog
__vbaErrorOverflow
__vbaFileOpen
__vbaR8Str
__vbaVar2Vec
ord648
__vbaNew2
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaStrCopy
ord681
__vbaFreeStrList
ord576
_adj_fdivr_m32
_adj_fdiv_r
ord685
ord100
ord610
ord612
__vbaStrComp
__vbaStrToAnsi
__vbaVarDup
__vbaFpI4
__vbaVarCopy
ord617
__vbaRecDestructAnsi
__vbaR8IntI2
_CIatan
__vbaStrMove
ord619
__vbaR8IntI4
__vbaStrVarCopy
ord542
ord543
ord650
_allmul
ord545
_CItan
ord547
__vbaUI1Var
__vbaFPInt
_CIexp
__vbaFreeObj
__vbaFreeStr
Sections
.text Size: 36KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4.6MB - Virtual size: 4.6MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ