Behavioral task
behavioral1
Sample
b843d2ab0185c5e757c96bed3e72c1a0.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b843d2ab0185c5e757c96bed3e72c1a0.exe
Resource
win10v2004-20240226-en
General
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Target
b843d2ab0185c5e757c96bed3e72c1a0.bin
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Size
191KB
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MD5
b843d2ab0185c5e757c96bed3e72c1a0
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SHA1
47645af691b982dd5efe12d4823a55d12a708d57
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SHA256
9663c28ee3906b5de42a32f07dfe528fd7c32742dd210353c5732a29454ed073
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SHA512
a945aebac7581c9b6ea91a63c3c0cfd8f4fd058d3644186512b6af174f7d8d4727bf35be01b08c18aac31d296c3569ac6d03364dcf8a6c60178307178b823957
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SSDEEP
3072:AupYbCQU51z+4ul2ajlrjRKqi6VVuqwXC7Vu:AupLQUC4ul75BG6X0aV
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource b843d2ab0185c5e757c96bed3e72c1a0.bin
Files
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b843d2ab0185c5e757c96bed3e72c1a0.bin.exe windows:4 windows x86 arch:x86
5787c2d540ed8a04132e427689bc5d49
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
__vbaStrI2
_CIcos
_adj_fptan
__vbaVarMove
__vbaStrI4
__vbaAryMove
__vbaFreeVar
__vbaGosubReturn
__vbaStrVarMove
__vbaLenBstr
__vbaPut3
__vbaFreeVarList
__vbaEnd
_adj_fdiv_m64
__vbaRaiseEvent
__vbaFreeObjList
_adj_fprem1
__vbaRecAnsiToUni
__vbaI2Abs
__vbaCopyBytes
__vbaStrCat
__vbaLsetFixstr
__vbaSetSystemError
__vbaHresultCheckObj
_adj_fdiv_m32
__vbaAryDestruct
__vbaExitProc
__vbaVarForInit
__vbaOnError
__vbaObjSet
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
__vbaBoolVar
__vbaStrFixstr
__vbaStrTextCmp
__vbaFpR8
_CIsin
__vbaErase
__vbaVarZero
__vbaChkstk
__vbaGosubFree
__vbaCyVar
__vbaFileClose
EVENT_SINK_AddRef
__vbaGenerateBoundsError
__vbaStrCmp
__vbaAryConstruct2
__vbaPutOwner3
__vbaI2I4
DllFunctionCall
__vbaVarOr
__vbaCastObjVar
__vbaLbound
_adj_fpatan
__vbaLateIdCallLd
__vbaR8Cy
__vbaRedim
__vbaRecUniToAnsi
EVENT_SINK_Release
__vbaUI1I2
_CIsqrt
__vbaObjIs
EVENT_SINK_QueryInterface
__vbaExceptHandler
__vbaStrToUnicode
_adj_fprem
_adj_fdivr_m64
__vbaFailedFriend
__vbaGosub
__vbaFPException
__vbaUbound
__vbaGetOwner3
__vbaVarCat
__vbaCheckType
__vbaI2Var
__vbaLsetFixstrFree
_CIlog
__vbaErrorOverflow
__vbaFileOpen
__vbaInStr
__vbaVar2Vec
__vbaNew2
__vbaCyMulI2
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaStrCopy
__vbaI4Str
__vbaFreeStrList
_adj_fdivr_m32
__vbaPowerR8
_adj_fdiv_r
__vbaI4Var
__vbaVarAdd
__vbaAryLock
__vbaStrToAnsi
__vbaVarDup
__vbaFpI2
__vbaFpI4
__vbaRecDestructAnsi
__vbaLateMemCallLd
_CIatan
__vbaStrMove
__vbaCastObj
_allmul
__vbaLateIdSt
__vbaFpCSngR4
_CItan
__vbaAryUnlock
__vbaFPInt
__vbaVarForNext
_CIexp
__vbaMidStmtBstr
__vbaFreeObj
__vbaFreeStr
Sections
UPX0 Size: 184KB - Virtual size: 184KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 3KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.avp Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE