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remcos_a2.exe

Generic Malware UPX Downloader Malicious Library Malicious Packer PE File OS Processor Check PE32
  1. Resubmit sample
Category Machine Started Completed
FILE s1_win7_x6401 June 8, 2023, 5:31 p.m. June 8, 2023, 5:33 p.m.
Size 478.5KB
Type PE32 executable (GUI) Intel 80386, for MS Windows
MD5 9aa44989b63c667ede9f25e26497c20f
SHA256 202577211d7d1710869244007ccb21c8fdf3140c3445481ca6e839da82fef962
CRC32 637EE228
ssdeep 6144:h1EwL0xQk9VdeLuVnQs8QLgt8cBvnkCX/3Rde+A+DdsAOZZRXXrcN12OhX:h1EZT90uNQzYgScBvnn/XpTs/ZRdOhX
Yara
  • UPX_Zero - UPX packed file
  • OS_Processor_Check_Zero - OS Processor Check
  • Malicious_Library_Zero - Malicious_Library
  • Network_Downloader - File Downloader
  • Malicious_Packer_Zero - Malicious Packer
  • PE_Header_Zero - PE File Signature
  • IsPE32 - (no description)
  • Generic_Malware_Zero - Generic Malware

Name Response Post-Analysis Lookup
geoplugin.net
A 178.237.33.50
178.237.33.50
IP Address Status Action
164.124.101.2 Active Moloch
178.237.33.50 Active Moloch
94.142.138.111 Active Moloch

Suricata Alerts

Flow SID Signature Category
TCP 192.168.56.101:49162 -> 94.142.138.111:5701 2032776 ET MALWARE Remcos 3.x Unencrypted Checkin Malware Command and Control Activity Detected
TCP 94.142.138.111:5701 -> 192.168.56.101:49162 2032777 ET MALWARE Remcos 3.x Unencrypted Server Response Malware Command and Control Activity Detected

Suricata TLS

No Suricata TLS

Time & API Arguments Status Return Repeated

GlobalMemoryStatusEx

 1 1 0
section .gfids
suspicious_features GET method with no useragent header suspicious_request GET http://geoplugin.net/json.gp
request GET http://geoplugin.net/json.gp
host 94.142.138.111
reg_key HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\Rmcf-6KJV62 reg_value "C:\ProgramData\Rfmcos\rfmcos.exe"
reg_key HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Rmcf-6KJV62 reg_value "C:\ProgramData\Rfmcos\rfmcos.exe"
reg_key HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run\Rmcf-6KJV62 reg_value "C:\ProgramData\Rfmcos\rfmcos.exe"
reg_key HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Rmcf-6KJV62 reg_value "C:\ProgramData\Rfmcos\rfmcos.exe"
Bkav W32.AIDetectMalware
Lionic Trojan.Win32.Remcos.4!c
DrWeb BackDoor.Remcos.362
MicroWorld-eScan Generic.Remcos.925227B1
ClamAV Win.Trojan.Remcos-9841897-0
McAfee Remcos-FDQO!9AA44989B63C
Malwarebytes Remcos.Backdoor.Bot.DDS
Zillya Trojan.Rescoms.Win32.1399
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Backdoor:Win32/Remcos.6837b656
K7GW Trojan ( 0053ac2c1 )
K7AntiVirus Trojan ( 0053ac2c1 )
Arcabit Generic.Remcos.925227B1
BitDefenderTheta Gen:NN.ZexaF.36250.DCW@aa7aGYci
VirIT Trojan.Win32.GenusT.DIZM
Cyren W32/ABBackdoor.NMFU-7265
Symantec ML.Attribute.HighConfidence
Elastic Windows.Trojan.Remcos
ESET-NOD32 a variant of Win32/Rescoms.B
APEX Malicious
Cynet Malicious (score: 100)
Kaspersky HEUR:Backdoor.Win32.Remcos.gen
BitDefender Generic.Remcos.925227B1
SUPERAntiSpyware Backdoor.Remcos/Variant
Avast Win32:RATX-gen [Trj]
Tencent Malware.Win32.Gencirc.10bee41b
Emsisoft Generic.Remcos.925227B1 (B)
F-Secure Backdoor.BDS/Backdoor.Gen
Baidu Win32.Trojan.Kryptik.awm
VIPRE Generic.Remcos.925227B1
TrendMicro TROJ_GEN.R002C0DF523
McAfee-GW-Edition BehavesLike.Win32.Generic.gh
FireEye Generic.mg.9aa44989b63c667e
Sophos Mal/Emogen-Y
SentinelOne Static AI - Suspicious PE
Webroot W32.Trojan.Gen
Avira BDS/Backdoor.Gen
MAX malware (ai score=87)
Antiy-AVL Trojan[Backdoor]/Win32.Rescoms
Gridinsoft Ransom.Win32.Wacatac.cl
Microsoft Backdoor:Win32/Remcos.GA!MTB
ViRobot Trojan.Win.Z.Remcos.489984.B
ZoneAlarm HEUR:Backdoor.Win32.Remcos.gen
GData Generic.Remcos.925227B1
Google Detected
AhnLab-V3 Backdoor/Win.Remcos.C5370570
VBA32 BScope.Trojan.Wacatac
ALYac Generic.Remcos.925227B1
Cylance unsafe