Report - vbc.exe

Gorgon Group Generic Malware UPX PE File PE32
ScreenShot
Created 2021.10.15 10:27 Machine s1_win7_x6401
Filename vbc.exe
Type PE32 executable (GUI) Intel 80386, for MS Windows
AI Score
7
Behavior Score
2.6
ZERO API file : malware
VT API (file) 31 detected (AIDetect, malware1, malicious, high confidence, Razy, Unsafe, Save, confidence, 100%, VBKrypt, Eldorado, AGen, FileRepMalware, PWSZbot, GuLoader, score, GenericRXAA, ai score=88, BScope, Mucc, Static AI, Malicious PE, ZevbaF, im0@a8d04gni, GdSda, susgen)
md5 025eaccfdecb9df000e526122ce84aa2
sha256 f16b2f7518ccea4c029f26bb8374e8f5f7be16ca76a68f8e449eba2bf02bf2b6
ssdeep 1536:9pLx1dS8oTPnsZDIhdjKWuLo70xepTTb4LHVFnEPvemJp05vkPSJ25KPQi4Niefp:Lx1dS8ojssso76wiHVCWcqSb7zv
imphash c727a98e677fb7bd25bb06d2a2d956f1
impfuzzy 48:nqFwzxwgwkHUxwek3M3ecdhxr1Sxg3HETl9FN/hhHZIkeW8gbSTSwMSwC:nqFGxfwkHUxwNcOcdhxrwxgX8l9FN/hq
  Network IP location

Signature (6cnts)

Level Description
danger File has been identified by 31 AntiVirus engines on VirusTotal as malicious
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)
notice The binary likely contains encrypted or compressed data indicative of a packer
info Checks amount of memory in system
info The file contains an unknown PE resource name possibly indicative of a packer

Rules (5cnts)

Level Name Description Collection
warning Generic_Malware_Zero Generic Malware binaries (upload)
warning Gorgon_Group_IN Gorgon Group binaries (upload)
watch UPX_Zero UPX packed file binaries (upload)
info IsPE32 (no description) 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 _CIcos
 0x401004 _adj_fptan
 0x401008 __vbaVarMove
 0x40100c None
 0x401010 __vbaFreeVar
 0x401014 __vbaStrVarMove
 0x401018 None
 0x40101c __vbaFreeVarList
 0x401020 _adj_fdiv_m64
 0x401024 _adj_fprem1
 0x401028 None
 0x40102c None
 0x401030 __vbaSetSystemError
 0x401034 __vbaHresultCheckObj
 0x401038 __vbaLenBstrB
 0x40103c _adj_fdiv_m32
 0x401040 None
 0x401044 __vbaAryDestruct
 0x401048 None
 0x40104c None
 0x401050 __vbaOnError
 0x401054 None
 0x401058 __vbaObjSet
 0x40105c _adj_fdiv_m16i
 0x401060 None
 0x401064 __vbaObjSetAddref
 0x401068 _adj_fdivr_m16i
 0x40106c None
 0x401070 None
 0x401074 None
 0x401078 None
 0x40107c None
 0x401080 __vbaFpR8
 0x401084 _CIsin
 0x401088 __vbaChkstk
 0x40108c EVENT_SINK_AddRef
 0x401090 __vbaGenerateBoundsError
 0x401094 __vbaStrCmp
 0x401098 __vbaAryConstruct2
 0x40109c __vbaObjVar
 0x4010a0 None
 0x4010a4 DllFunctionCall
 0x4010a8 None
 0x4010ac _adj_fpatan
 0x4010b0 __vbaRedim
 0x4010b4 EVENT_SINK_Release
 0x4010b8 None
 0x4010bc _CIsqrt
 0x4010c0 EVENT_SINK_QueryInterface
 0x4010c4 __vbaExceptHandler
 0x4010c8 _adj_fprem
 0x4010cc _adj_fdivr_m64
 0x4010d0 __vbaI2Str
 0x4010d4 None
 0x4010d8 __vbaFPException
 0x4010dc None
 0x4010e0 _CIlog
 0x4010e4 None
 0x4010e8 __vbaNew2
 0x4010ec _adj_fdiv_m32i
 0x4010f0 _adj_fdivr_m32i
 0x4010f4 None
 0x4010f8 __vbaStrCopy
 0x4010fc __vbaI4Str
 0x401100 __vbaDerefAry1
 0x401104 _adj_fdivr_m32
 0x401108 _adj_fdiv_r
 0x40110c None
 0x401110 None
 0x401114 None
 0x401118 None
 0x40111c __vbaStrToAnsi
 0x401120 __vbaVarDup
 0x401124 None
 0x401128 __vbaFpI4
 0x40112c __vbaLateMemCallLd
 0x401130 _CIatan
 0x401134 __vbaStrMove
 0x401138 _allmul
 0x40113c __vbaLateIdSt
 0x401140 _CItan
 0x401144 _CIexp
 0x401148 __vbaFreeObj
 0x40114c __vbaFreeStr

EAT(Export Address Table) is none



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