Report - vbc.exe

Generic Malware Malicious Packer Malicious Library UPX PE File OS Processor Check PE32
ScreenShot
Created 2021.11.12 11:06 Machine s1_win7_x6401
Filename vbc.exe
Type PE32 executable (GUI) Intel 80386, for MS Windows
AI Score
9
Behavior Score
1.2
ZERO API file : clean
VT API (file)
md5 f7058072591bbc7032cc0daedbccbf85
sha256 433494d21eabe777d1947da83d6281e5ac35bf98eea4791fcebf5e1561723384
ssdeep 6144:vBMYXoufOfAZ/8tbayAZIxS6YnJRrQTW5Px9xxVjIkgk9cEPIbdZGeWeXI:vBMYGfAy/YnJgabRb9LgbWehI
imphash a64c6e908e2c83802822128ba8ce8ade
impfuzzy 96:nmOjvl5/l1BxQRQZUfPHbNwYY+kbHV1xJxYJ1WaW++QN2XaAbdBdZoRTwcAxgdoc:nL9opnk72yhg41g
  Network IP location

Signature (4cnts)

Level Description
notice Allocates read-write-execute memory (usually to unpack itself)
notice Changes read-write memory protection to read-execute (probably to avoid detection when setting all RWX flags at the same time)
info Checks amount of memory in system
info One or more processes crashed

Rules (7cnts)

Level Name Description Collection
warning Generic_Malware_Zero Generic Malware binaries (upload)
watch Malicious_Library_Zero Malicious_Library binaries (upload)
watch Malicious_Packer_Zero Malicious Packer binaries (upload)
watch UPX_Zero UPX packed file binaries (upload)
info IsPE32 (no description) binaries (upload)
info OS_Processor_Check_Zero OS Processor Check binaries (upload)
info PE_Header_Zero PE File Signature binaries (upload)

Network (0cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?

Suricata ids

PE API

IAT(Import Address Table) Library

MSVBVM60.DLL
 0x401000 __vbaVarTstGt
 0x401004 __vbaVarSub
 0x401008 None
 0x40100c __vbaStrI2
 0x401010 __vbaR8ForNextCheck
 0x401014 _CIcos
 0x401018 _adj_fptan
 0x40101c __vbaVarMove
 0x401020 __vbaStrI4
 0x401024 __vbaVarVargNofree
 0x401028 __vbaCyMul
 0x40102c __vbaAryMove
 0x401030 __vbaFreeVar
 0x401034 None
 0x401038 __vbaStrVarMove
 0x40103c __vbaLenBstr
 0x401040 __vbaEnd
 0x401044 __vbaFreeVarList
 0x401048 _adj_fdiv_m64
 0x40104c __vbaRaiseEvent
 0x401050 __vbaFreeObjList
 0x401054 None
 0x401058 _adj_fprem1
 0x40105c __vbaI4Sgn
 0x401060 __vbaCopyBytes
 0x401064 __vbaStrCat
 0x401068 None
 0x40106c __vbaSetSystemError
 0x401070 __vbaLenBstrB
 0x401074 __vbaHresultCheckObj
 0x401078 __vbaVargVarCopy
 0x40107c None
 0x401080 __vbaLenVar
 0x401084 _adj_fdiv_m32
 0x401088 __vbaAryVar
 0x40108c None
 0x401090 __vbaAryDestruct
 0x401094 None
 0x401098 None
 0x40109c __vbaExitProc
 0x4010a0 __vbaStrBool
 0x4010a4 __vbaBoolStr
 0x4010a8 __vbaI4Abs
 0x4010ac None
 0x4010b0 __vbaCyAdd
 0x4010b4 __vbaObjSet
 0x4010b8 __vbaOnError
 0x4010bc None
 0x4010c0 _adj_fdiv_m16i
 0x4010c4 __vbaObjSetAddref
 0x4010c8 _adj_fdivr_m16i
 0x4010cc __vbaVarIndexLoad
 0x4010d0 None
 0x4010d4 __vbaFpR4
 0x4010d8 __vbaCyStr
 0x4010dc __vbaBoolVar
 0x4010e0 __vbaFpR8
 0x4010e4 __vbaRefVarAry
 0x4010e8 None
 0x4010ec __vbaBoolVarNull
 0x4010f0 _CIsin
 0x4010f4 None
 0x4010f8 __vbaErase
 0x4010fc None
 0x401100 __vbaVargVarMove
 0x401104 __vbaChkstk
 0x401108 None
 0x40110c __vbaFileClose
 0x401110 EVENT_SINK_AddRef
 0x401114 None
 0x401118 __vbaGenerateBoundsError
 0x40111c None
 0x401120 __vbaStrCmp
 0x401124 __vbaGet3
 0x401128 __vbaPutOwner3
 0x40112c __vbaAryConstruct2
 0x401130 __vbaVarTstEq
 0x401134 __vbaCyI4
 0x401138 None
 0x40113c __vbaI2I4
 0x401140 DllFunctionCall
 0x401144 __vbaFpUI1
 0x401148 __vbaCySub
 0x40114c __vbaLbound
 0x401150 __vbaRedimPreserve
 0x401154 _adj_fpatan
 0x401158 None
 0x40115c __vbaR4Var
 0x401160 __vbaLateIdCallLd
 0x401164 __vbaRedim
 0x401168 EVENT_SINK_Release
 0x40116c None
 0x401170 __vbaUI1I2
 0x401174 _CIsqrt
 0x401178 EVENT_SINK_QueryInterface
 0x40117c __vbaUI1I4
 0x401180 __vbaExceptHandler
 0x401184 None
 0x401188 __vbaPrintFile
 0x40118c __vbaStrToUnicode
 0x401190 None
 0x401194 _adj_fprem
 0x401198 _adj_fdivr_m64
 0x40119c None
 0x4011a0 __vbaI2Str
 0x4011a4 None
 0x4011a8 None
 0x4011ac __vbaFPException
 0x4011b0 None
 0x4011b4 None
 0x4011b8 __vbaInStrVar
 0x4011bc __vbaGetOwner3
 0x4011c0 __vbaUbound
 0x4011c4 __vbaStrVarVal
 0x4011c8 __vbaVarCat
 0x4011cc __vbaMidStmtBstrB
 0x4011d0 None
 0x4011d4 None
 0x4011d8 None
 0x4011dc _CIlog
 0x4011e0 __vbaErrorOverflow
 0x4011e4 __vbaFileOpen
 0x4011e8 __vbaInStr
 0x4011ec None
 0x4011f0 None
 0x4011f4 __vbaR8Str
 0x4011f8 __vbaVar2Vec
 0x4011fc __vbaNew2
 0x401200 _adj_fdiv_m32i
 0x401204 None
 0x401208 _adj_fdivr_m32i
 0x40120c __vbaStrCopy
 0x401210 None
 0x401214 __vbaI4Str
 0x401218 __vbaFreeStrList
 0x40121c None
 0x401220 _adj_fdivr_m32
 0x401224 __vbaPowerR8
 0x401228 _adj_fdiv_r
 0x40122c None
 0x401230 None
 0x401234 None
 0x401238 __vbaVarTstNe
 0x40123c None
 0x401240 __vbaI4Var
 0x401244 None
 0x401248 __vbaVarCmpEq
 0x40124c __vbaAryLock
 0x401250 __vbaVarAdd
 0x401254 __vbaStrToAnsi
 0x401258 __vbaVarDup
 0x40125c None
 0x401260 __vbaFpI2
 0x401264 None
 0x401268 __vbaVarCopy
 0x40126c __vbaFpI4
 0x401270 __vbaVarSetObjAddref
 0x401274 None
 0x401278 _CIatan
 0x40127c None
 0x401280 __vbaAryCopy
 0x401284 __vbaStrMove
 0x401288 __vbaCastObj
 0x40128c __vbaR8IntI4
 0x401290 __vbaI4Cy
 0x401294 None
 0x401298 _allmul
 0x40129c _CItan
 0x4012a0 __vbaAryUnlock
 0x4012a4 __vbaFPInt
 0x4012a8 __vbaFpCSngR8
 0x4012ac _CIexp
 0x4012b0 __vbaMidStmtBstr
 0x4012b4 __vbaStrCy
 0x4012b8 None
 0x4012bc __vbaFreeStr
 0x4012c0 __vbaFreeObj
 0x4012c4 None

EAT(Export Address Table) is none



Similarity measure (PE file only) - Checking for service failure