Behavioral task
behavioral1
Sample
b619da6bb69166f766fec2fc7a23e447.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b619da6bb69166f766fec2fc7a23e447.exe
Resource
win10v2004-20240226-en
General
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Target
b619da6bb69166f766fec2fc7a23e447
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Size
290KB
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MD5
b619da6bb69166f766fec2fc7a23e447
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SHA1
b8a11313d756e7e6ff34cb3db1fe936e1dd8d945
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SHA256
6479ce126cf1bac19b37ea992f0713484c6d13917ccae74a2e1a6e6ceb44ebac
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SHA512
13688c7f4392aefec5447519bed469a1276cad74eeb29e589d161e5d6a3805bad8b7d866a79c3bd45541018ad424b7409afe2f45945ef263dec5f76e5113118b
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SSDEEP
3072:V0Plg7Brw4GrQXDAQxlPeFL0eUw78PFnaXkeEoPumawBQfNvY0iVOJPZvw3j3lj0:aW5KQXDAkiL37XXSC1cZvw3j3lPKWY
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource b619da6bb69166f766fec2fc7a23e447
Files
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b619da6bb69166f766fec2fc7a23e447.exe windows:4 windows x86 arch:x86
d52b2ff79d9545c6d581cadec49bb87f
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
__vbaVarTstGt
__vbaStrI2
_CIcos
_adj_fptan
__vbaVarMove
__vbaStrI4
__vbaVarVargNofree
__vbaFreeVar
__vbaStrVarMove
__vbaLateIdCall
__vbaLenBstr
__vbaLineInputStr
__vbaFreeVarList
__vbaEnd
_adj_fdiv_m64
__vbaFreeObjList
__vbaLineInputVar
_adj_fprem1
__vbaRecAnsiToUni
__vbaStrCat
__vbaSetSystemError
__vbaHresultCheckObj
_adj_fdiv_m32
__vbaAryDestruct
__vbaVarForInit
__vbaExitProc
__vbaObjSet
__vbaOnError
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
__vbaFpR8
__vbaBoolVarNull
__vbaVargVar
__vbaVarTstLt
_CIsin
__vbaChkstk
__vbaFileClose
EVENT_SINK_AddRef
__vbaGenerateBoundsError
__vbaStrCmp
__vbaAryConstruct2
__vbaVarTstEq
__vbaR4Str
__vbaObjVar
__vbaI2I4
DllFunctionCall
__vbaVarOr
__vbaStrR4
_adj_fpatan
__vbaR4Var
__vbaLateIdCallLd
__vbaRecUniToAnsi
EVENT_SINK_Release
_CIsqrt
EVENT_SINK_QueryInterface
__vbaExceptHandler
__vbaPrintFile
__vbaStrToUnicode
_adj_fprem
_adj_fdivr_m64
__vbaFPException
__vbaStrVarVal
__vbaVarCat
__vbaI2Var
_CIlog
__vbaErrorOverflow
__vbaFileOpen
__vbaInStr
__vbaNew2
__vbaR8Str
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaStrCopy
__vbaFreeStrList
_adj_fdivr_m32
_adj_fdiv_r
__vbaVarSetVar
__vbaI4Var
__vbaVarCmpEq
__vbaLateMemCall
__vbaStrToAnsi
__vbaVarDup
__vbaFpI4
__vbaVarLateMemCallLd
__vbaVarCopy
__vbaR8IntI2
_CIatan
__vbaStrMove
_allmul
__vbaLateIdSt
_CItan
__vbaFPInt
__vbaVarForNext
_CIexp
__vbaFreeObj
__vbaFreeStr
Sections
UPX0 Size: 284KB - Virtual size: 284KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.avc Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE