Report - 81vy8extract.exe

Gen2 RAT Gen1 Generic Malware UPX Malicious Library OS Processor Check .NET EXE PE File PE32
ScreenShot
Created 2021.08.06 16:42 Machine s1_win7_x6402
Filename 81vy8extract.exe
Type PE32 executable (console) Intel 80386 Mono/.Net assembly, for MS Windows
AI Score
1
Behavior Score
2.8
ZERO API file : clean
VT API (file) 13 detected (Artemis, Save, malicious, FileRepMalware, Static AI, Suspicious PE, Wacapew, ZemsilF, fn0@aeINbaj, HwMAueAA)
md5 902bf3ec932ad1d22584f7c30c35f65e
sha256 13079f66ab8a1561e3c46fbcd0fcb6d46a75efb5e51986a1468aac2401e931fb
ssdeep 12288:Fl3PtsG4saYxGrTwyRUkHBs7POsB1iXh1p8QUuEnf9Tg4IpJ:Flfn4saYxETwyikHmWsGp81uCO
imphash f34d5f2d4577ed6d9ceec516c1f5a744
impfuzzy 3:rGsLdAIEK:tf
  Network IP location

Signature (9cnts)

Level Description
watch File has been identified by 13 AntiVirus engines on VirusTotal as malicious
notice A process created a hidden window
notice Allocates read-write-execute memory (usually to unpack itself)
notice Creates a suspicious process
info Checks amount of memory in system
info Checks if process is being debugged by a debugger
info Command line console output was observed
info Queries for the computername
info This executable has a PDB path

Rules (10cnts)

Level Name Description Collection
danger Win32_Trojan_Gen_1_0904B0_Zero Win32 Trojan Emotet binaries (upload)
warning Generic_Malware_Zero Generic Malware binaries (upload)
watch Malicious_Library_Zero Malicious_Library binaries (upload)
watch UPX_Zero UPX packed file binaries (upload)
info Is_DotNET_EXE (no description) 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)
info Win32_Trojan_Gen_2_0904B0_Zero Win32 Trojan Gen binaries (upload)
info Win_Backdoor_AsyncRAT_Zero Win Backdoor AsyncRAT binaries (upload)

Network (0cnts) ?

Request CC ASN Co IP4 Rule ? ZERO ?

Suricata ids

PE API

IAT(Import Address Table) Library

mscoree.dll
 0x402000 _CorExeMain

EAT(Export Address Table) is none



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