Report - game2.exe

Generic Malware UPX Admin Tool (Sysinternals etc ...) Malicious Packer PE File PE32
ScreenShot
Created 2023.06.20 07:29 Machine s1_win7_x6401
Filename game2.exe
Type PE32 executable (GUI) Intel 80386, for MS Windows
AI Score
6
Behavior Score
4.8
ZERO API file : clean
VT API (file) 23 detected (AIDetectMalware, Tedy, ZevbaCO, bm0@aS3oWghi, Malicious, high, score, ALCI@53390z, Artemis, ai score=88, unsafe, HackTool, CLASSIC, susgen, PossibleThreat)
md5 ad0f1f3418da5e70c0e898a6546128ef
sha256 cd93805d6fee60c8139820c20aca0872881a71f34218f0cb8de68b722cc128f8
ssdeep 96:afqAebOyg99JjlslDbL9CCmnpooOUxdPzPyuj8MpEJAI5xwg:UMDW92PAjioOUxdPDxESqxw
imphash 5a1d35404fe0acce8936f67cc51ec4fe
impfuzzy 24:n9wwzjlBCfVgy8Q3Nukx3bT/EWFNg+1hwfGgDSd+JTSwpwMH:nqwzZIgRQ3Dx3bTNFNV1hw+gW8JTSwpz
  Network IP location

Signature (11cnts)

Level Description
warning File has been identified by 23 AntiVirus engines on VirusTotal as malicious
watch Communicates with host for which no DNS query was performed
notice Allocates read-write-execute memory (usually to unpack itself)
notice An executable file was downloaded by the process game2.exe
notice Changes read-write memory protection to read-execute (probably to avoid detection when setting all RWX flags at the same time)
notice Creates executable files on the filesystem
notice HTTP traffic contains suspicious features which may be indicative of malware related traffic
notice One or more potentially interesting buffers were extracted
notice Performs some HTTP requests
notice Queries the disk size which could be used to detect virtual machine with small fixed size or dynamic allocation
info One or more processes crashed

Rules (10cnts)

Level Name Description Collection
warning Generic_Malware_Zero Generic Malware binaries (download)
watch Admin_Tool_IN_Zero Admin Tool Sysinternals binaries (download)
watch Admin_Tool_IN_Zero Admin Tool Sysinternals binaries (upload)
watch Malicious_Packer_Zero Malicious Packer binaries (download)
watch UPX_Zero UPX packed file binaries (download)
watch UPX_Zero UPX packed file binaries (upload)
info IsPE32 (no description) binaries (download)
info IsPE32 (no description) binaries (upload)
info PE_Header_Zero PE File Signature binaries (download)
info PE_Header_Zero PE File Signature binaries (upload)

Network (2cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?
http://51.79.49.73/crc/game1.exe CA OVH SAS 51.79.49.73 clean
51.79.49.73 CA OVH SAS 51.79.49.73 malware

Suricata ids

PE API

IAT(Import Address Table) Library

MSVBVM60.DLL
 0x401000 _CIcos
 0x401004 _adj_fptan
 0x401008 __vbaFreeVar
 0x40100c __vbaLenBstr
 0x401010 __vbaEnd
 0x401014 _adj_fdiv_m64
 0x401018 _adj_fprem1
 0x40101c __vbaStrCat
 0x401020 __vbaHresultCheckObj
 0x401024 _adj_fdiv_m32
 0x401028 __vbaLateMemSt
 0x40102c _adj_fdiv_m16i
 0x401030 __vbaObjSetAddref
 0x401034 _adj_fdivr_m16i
 0x401038 _CIsin
 0x40103c None
 0x401040 __vbaChkstk
 0x401044 EVENT_SINK_AddRef
 0x401048 __vbaObjVar
 0x40104c _adj_fpatan
 0x401050 EVENT_SINK_Release
 0x401054 None
 0x401058 _CIsqrt
 0x40105c EVENT_SINK_QueryInterface
 0x401060 __vbaExceptHandler
 0x401064 _adj_fprem
 0x401068 _adj_fdivr_m64
 0x40106c None
 0x401070 __vbaFPException
 0x401074 None
 0x401078 _CIlog
 0x40107c __vbaErrorOverflow
 0x401080 _adj_fdiv_m32i
 0x401084 _adj_fdivr_m32i
 0x401088 __vbaStrCopy
 0x40108c __vbaFreeStrList
 0x401090 _adj_fdivr_m32
 0x401094 _adj_fdiv_r
 0x401098 None
 0x40109c __vbaLateMemCall
 0x4010a0 __vbaFpI4
 0x4010a4 __vbaLateMemCallLd
 0x4010a8 _CIatan
 0x4010ac __vbaStrMove
 0x4010b0 _allmul
 0x4010b4 _CItan
 0x4010b8 _CIexp
 0x4010bc __vbaFreeStr
 0x4010c0 __vbaFreeObj
 0x4010c4 None

EAT(Export Address Table) is none



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