Behavioral task
behavioral1
Sample
a1e75ebbf4c3ea6b75f0c8f095363c72.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
a1e75ebbf4c3ea6b75f0c8f095363c72.exe
Resource
win10v2004-20240221-en
General
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Target
a1e75ebbf4c3ea6b75f0c8f095363c72
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Size
41KB
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MD5
a1e75ebbf4c3ea6b75f0c8f095363c72
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SHA1
dc02ed6878991c70c7545494b2517ee6b0409cbe
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SHA256
ee5d1677216f550f090a0b9ad8b2b24839217df63c76ec3853470e7c160aced0
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SHA512
d3fa8eb1b259eb335549b9e20eefec64fb0207349b14b0fcd76339b5e3a20e27937a8ae12cbff5738c77c4ee2eff6c5ea48f98cb1a1e1d2e5901479b50ea5f74
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SSDEEP
768:bmoeFezd+oiF5NKipG+42aJ5qggrLEEP:bmHeAPF5cB+YJ5RgrLdP
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource a1e75ebbf4c3ea6b75f0c8f095363c72
Files
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a1e75ebbf4c3ea6b75f0c8f095363c72.exe windows:4 windows x86 arch:x86
37f208fce4e13f0c271efdbebf271ece
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
__vbaVarMove
__vbaVarVargNofree
__vbaFreeVar
__vbaLenBstr
__vbaVarIdiv
__vbaFreeVarList
__vbaEnd
_adj_fdiv_m64
__vbaFreeObjList
_adj_fprem1
__vbaI2Abs
__vbaStrCat
__vbaLsetFixstr
__vbaSetSystemError
__vbaHresultCheckObj
__vbaLenVar
_adj_fdiv_m32
__vbaVarForInit
__vbaForEachCollObj
__vbaOnError
__vbaObjSet
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
__vbaVarIndexLoad
__vbaVarTstLt
__vbaBoolVarNull
__vbaRefVarAry
_CIsin
__vbaNextEachCollObj
__vbaChkstk
__vbaFileClose
EVENT_SINK_AddRef
__vbaStrCmp
__vbaObjVar
DllFunctionCall
__vbaVarOr
__vbaLbound
_adj_fpatan
__vbaFixstrConstruct
EVENT_SINK_Release
__vbaNew
_CIsqrt
__vbaVarAnd
EVENT_SINK_QueryInterface
__vbaVarMul
__vbaExceptHandler
__vbaStrToUnicode
__vbaPrintFile
_adj_fprem
_adj_fdivr_m64
__vbaFPException
__vbaStrVarVal
__vbaUbound
__vbaVarCat
_CIlog
__vbaErrorOverflow
__vbaFileOpen
__vbaInStr
__vbaNew2
__vbaVarLateMemCallLdRf
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaStrCopy
__vbaVarSetObj
__vbaFreeStrList
__vbaVarNot
_adj_fdivr_m32
_adj_fdiv_r
__vbaI4Var
__vbaVarCmpEq
__vbaVarAdd
__vbaLateMemCall
__vbaStrToAnsi
__vbaVarDup
__vbaVarCopy
__vbaVarSetObjAddref
_CIatan
__vbaI2ErrVar
__vbaStrMove
_allmul
__vbaLenVarB
_CItan
__vbaVarForNext
_CIexp
__vbaFreeStr
__vbaI4ErrVar
__vbaFreeObj
Sections
UPX0 Size: 36KB - Virtual size: 36KB
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