Behavioral task
behavioral1
Sample
856d4cd820bb9a30746d153b9bc00b99f7f14edd0f279d36fba199298428c172.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
856d4cd820bb9a30746d153b9bc00b99f7f14edd0f279d36fba199298428c172.exe
Resource
win10v2004-20240426-en
General
-
Target
856d4cd820bb9a30746d153b9bc00b99f7f14edd0f279d36fba199298428c172
-
Size
232KB
-
MD5
c5d47b7478befcb228693f79a4edff26
-
SHA1
033cffbee60f52791e54a3d8e186da19421f123b
-
SHA256
856d4cd820bb9a30746d153b9bc00b99f7f14edd0f279d36fba199298428c172
-
SHA512
3adb37955f88ba6d351215f7519394f5c8c750cbe34504d19ce8b9c22c54fa5120ab340a3ec10201fd42d7d8d91b7db9a9d5b3e0982e1d470322e1eed0d33038
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SSDEEP
3072:P1i/NU8bOMYcYYcmy51VRgiFCpCIXUWOLTsEsigcL3P6xxc1VOz1i/NU82OMYcYU:ti/NjO5xbg/CSUFLTwMjs6oi/N+O7
Malware Config
Signatures
-
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 856d4cd820bb9a30746d153b9bc00b99f7f14edd0f279d36fba199298428c172
Files
-
856d4cd820bb9a30746d153b9bc00b99f7f14edd0f279d36fba199298428c172.exe windows:4 windows x86 arch:x86
1a9fb32cefd2d95c73769ee8a5de8d81
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
__vbaFreeVar
__vbaStrVarMove
__vbaEnd
__vbaFreeVarList
_adj_fdiv_m64
__vbaPut4
__vbaFreeObjList
_adj_fprem1
__vbaRecAnsiToUni
__vbaStrCat
__vbaLsetFixstr
__vbaSetSystemError
__vbaHresultCheckObj
__vbaNameFile
_adj_fdiv_m32
__vbaAryDestruct
ord593
ord594
__vbaOnError
__vbaObjSet
_adj_fdiv_m16i
_adj_fdivr_m16i
__vbaStrFixstr
__vbaBoolVarNull
_CIsin
__vbaChkstk
__vbaFileClose
EVENT_SINK_AddRef
__vbaGenerateBoundsError
__vbaStrCmp
__vbaAryConstruct2
__vbaGet4
__vbaObjVar
DllFunctionCall
__vbaVarLateMemSt
_adj_fpatan
__vbaRecUniToAnsi
EVENT_SINK_Release
ord600
_CIsqrt
EVENT_SINK_QueryInterface
__vbaExceptHandler
_adj_fprem
_adj_fdivr_m64
ord608
ord716
__vbaFPException
__vbaStrVarVal
__vbaVarCat
__vbaI2Var
ord537
ord645
_CIlog
__vbaErrorOverflow
__vbaFileOpen
__vbaInStr
__vbaNew2
_adj_fdiv_m32i
_adj_fdivr_m32i
__vbaStrCopy
ord681
__vbaFreeStrList
ord576
_adj_fdivr_m32
_adj_fdiv_r
ord100
__vbaVarSetVar
__vbaI4Var
__vbaVarAdd
__vbaLateMemCall
__vbaVarDup
__vbaStrToAnsi
ord616
__vbaVarLateMemCallLd
__vbaVarCopy
_CIatan
__vbaStrMove
_allmul
_CItan
__vbaFPInt
_CIexp
__vbaFreeStr
__vbaFreeObj
Sections
UPX0 Size: 100KB - Virtual size: 100KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 32KB - Virtual size: 32KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 96KB - Virtual size: 96KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE