Behavioral task
behavioral1
Sample
b2a9d46ec0cd77ea92d2dc140a13873d9f6509aa9bab8a4e29fc93fdbdce8072.exe
Resource
win7-20240220-en
General
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Target
b2a9d46ec0cd77ea92d2dc140a13873d9f6509aa9bab8a4e29fc93fdbdce8072
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Size
1.2MB
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MD5
b4952333f39e1ffad208e1c2d61fa07d
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SHA1
57d44824dff82f7c1e99902ba1fcde03c3cb0e92
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SHA256
b2a9d46ec0cd77ea92d2dc140a13873d9f6509aa9bab8a4e29fc93fdbdce8072
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SHA512
d38fb6b9b347154f8500a304cf3561c7343dd494eca59ba216caa7fd75407a5b022eb0c660652345aace1f00fbc6d921999e4e0bc7e75cd15f8f7356abbd6a42
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SSDEEP
24576:zQ5aILMCfmAUjzX6xQGCZLFdGm13eia5G7yLmqMZv2Zs:E5aIwC+Agr6S/Fppa5Gb
Malware Config
Signatures
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KPOT Core Executable 1 IoCs
resource yara_rule sample family_kpot -
Kpot family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource b2a9d46ec0cd77ea92d2dc140a13873d9f6509aa9bab8a4e29fc93fdbdce8072
Files
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b2a9d46ec0cd77ea92d2dc140a13873d9f6509aa9bab8a4e29fc93fdbdce8072.exe windows:4 windows x86 arch:x86
58471b8a9f8702d1a9e4838d7b7d501a
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
oleaut32
SysFreeString
SysAllocStringLen
SysAllocStringByteLen
SysStringLen
user32
LoadStringW
WaitMessage
kernel32
GetProcAddress
VirtualAlloc
VirtualProtect
GetStartupInfoW
RtlMoveMemory
WideCharToMultiByte
SetFileApisToOEM
GetModuleHandleW
SetFileApisToANSI
GetUserDefaultLCID
msvbvm60
__vbaVarSub
_CIcos
_adj_fptan
__vbaVarMove
__vbaVarVargNofree
__vbaAryMove
__vbaFreeVar
__vbaVarIdiv
__vbaFreeVarList
_adj_fdiv_m64
__vbaVarFix
_adj_fprem1
__vbaHresultCheckObj
_adj_fdiv_m32
__vbaAryDestruct
__vbaVarForInit
__vbaVarPow
__vbaObjSet
_adj_fdiv_m16i
_adj_fdivr_m16i
ord706
__vbaBoolVarNull
_CIsin
__vbaChkstk
EVENT_SINK_AddRef
__vbaGenerateBoundsError
__vbaVarOr
__vbaRedimPreserve
_adj_fpatan
__vbaRedim
EVENT_SINK_Release
__vbaUI1I2
_CIsqrt
EVENT_SINK_QueryInterface
__vbaUI1I4
__vbaVarMul
__vbaExceptHandler
_adj_fprem
_adj_fdivr_m64
__vbaVarDiv
__vbaFPException
__vbaUbound
__vbaStrVarVal
_CIlog
__vbaErrorOverflow
__vbaVar2Vec
__vbaNew2
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaFreeStrList
_adj_fdivr_m32
__vbaR8Var
_adj_fdiv_r
ord100
__vbaI4Var
__vbaVarCmpEq
__vbaAryLock
__vbaVarAdd
_CIatan
__vbaStrMove
_allmul
_CItan
__vbaAryUnlock
__vbaVarForNext
_CIexp
__vbaFreeStr
__vbaFreeObj
ord581
Sections
.text Size: 132KB - Virtual size: 130KB
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: 316KB - Virtual size: 313KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ