MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 11862191bdcfc8bb03d5e7e1f72a1db133eaaca9344916a6c79c3517f7aba06d. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry

RemcosRAT

Vendor detections: 18

Intelligence 18 IOCs 1 YARA 25 File information Comments

SHA256 hash:	11862191bdcfc8bb03d5e7e1f72a1db133eaaca9344916a6c79c3517f7aba06d
SHA3-384 hash:	8305e6c17afbbb69e05b608221d1748265fdc08a5917a474d4807ecf102f59c85795fb78f71dd1b9ce3c4b2d84338000
SHA1 hash:	c9acfe5840c11b540ae2c1959e68d68c880c7d28
MD5 hash:	2c252bc8ecf99d3659df65af554c0c4d
humanhash:	chicken-october-bakerloo-uranus
File name:	2c252bc8ecf99d3659df65af554c0c4d.exe
Download:	download sample
Signature	RemcosRAT Create hunting rule
File size:	493'056 bytes
First seen:	2026-10-10 00:10:06 UTC
Last seen:	Never
File type:	exe
MIME type:	application/vnd.microsoft.portable-executable
imphash	e77512f955eaf60ccff45e02d69234de (147 x RemcosRAT)
ssdeep	12288:r13ak/mBXTG4/1v08KI7ZnMEF76JqmsvZQAmS:xak/mBXTV/R0nEF76gFZi
TLSH	T19BA4BF01BAD2C072D57654300C3AE775DEBDBD21283A897BB3D61D57FD30190A63AAB2
TrID	22.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 22.7% (.EXE) Win64 Executable (generic) (6522/11/2) 17.5% (.EXE) Win16 NE executable (generic) (5038/12/1) 15.7% (.EXE) Win32 Executable (generic) (4504/4/1) 7.0% (.EXE) OS/2 Executable (generic) (2029/13)
Magika	pebin
dhash icon	c4d48eaa8ad4d4f8 (1'224 x RemcosRAT, 1 x Worm.Ramnit, 1 x Vjw0rm)
Reporter	abuse_ch
Tags:	exe RAT RemcosRAT

abuse_ch

RemcosRAT C2:
155.103.69.239:4550

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOC	ThreatFox Reference
155.103.69.239:4550	https://threatfox.abuse.ch/ioc/1929601/

Intelligence

File Origin

# of uploads :

# of downloads :

201

Origin country :

Vendor Threat Intelligence

Malware configuration found for:

Remcos

Details

Link:

https://research.acce.ciphertechsolutions.com/results/d0e4a0e1-0388-422b-99d3-7199a727e30b/

Malware family:

remcos

ID:

File name:

exe

Verdict:

Malicious activity

Analysis date:

2026-10-10 00:55:00 UTC

Tags:

rat remcos

Link:

https://app.any.run/tasks/2da09e37-16bf-4038-ac60-1b0e398278c0

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection:

Remcos

Link:

https://www.capesandbox.com/analysis/91306/

Detection(s):

Win.Trojan.Remcos-10002580-0

Win.Trojan.Remcos-9841897-0

YARA.EMBEERESEARCH_Win_Remcos_Rat_Unpacked.UNOFFICIAL

YARA.MALPEDIA_Win_Remcos_Auto.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Setting a keyboard event handler

Connection attempt

Sending a custom TCP request

DNS request

Sending an HTTP GET request

Creating a file

Enabling the 'hidden' option for recently created files

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

anti-debug backdoor cmd config-extracted crypto evasive evasive exploit explorer fingerprint keylogger lolbin microsoft_visual_cc packed rat reconnaissance remcos remcos remoteaccesstool stealer

Link:

https://www.filescan.io/uploads/6ac9826bc7b121d141e9ab39/reports/f9b6981e-9805-4593-b3b8-b79060136d03/overview

Verdict:

Malicious

Labled as:

Remcos.Generic

Link:

https://www.hybrid-analysis.com/sample/11862191bdcfc8bb03d5e7e1f72a1db133eaaca9344916a6c79c3517f7aba06d

Verdict:

Malicious

File Type:

exe x32

First seen:

2026-10-06T10:32:00Z UTC

Last seen:

2026-10-11T22:45:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/11862191bdcfc8bb03d5e7e1f72a1db133eaaca9344916a6c79c3517f7aba06d/results?tab=lookup

Malware family:

REMCOS

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/606f5236-9b95-4de9-82bb-006bc954fb39

Result

Threat name:

Remcos

Detection:

malicious

Classification:

rans.troj.spyw.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1985151

Signature

Antivirus / Scanner detection for submitted sample

C2 URLs / IPs found in malware configuration

Contains functionality to bypass UAC (CMSTPLUA)

Contains functionality to register a low level keyboard hook

Contains functionality to steal Chrome passwords or cookies

Contains functionality to steal Firefox passwords or cookies

Contains functionalty to change the wallpaper

Delayed program exit found

Detected Remcos RAT

Found malware configuration

Installs a global keyboard hook

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Sigma detected: Remcos

Suricata IDS alerts for network traffic

Yara detected Remcos RAT

Yara detected UAC Bypass using CMSTP

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/11862191bdcfc8bb03d5e7e1f72a1db133eaaca9344916a6c79c3517f7aba06d

Verdict:

inconclusive

YARA:

5 match(es)

Tags:

Executable PDB Path PE (Portable Executable) PE File Layout Win 32 Exe x86

Link:

https://app.malva.re/file/2c252bc8ecf99d3659df65af554c0c4d

Detection:

remcos

Link:

https://mwdb.cert.pl/sample/11862191bdcfc8bb03d5e7e1f72a1db133eaaca9344916a6c79c3517f7aba06d/

Threat name:

Win32.Backdoor.Remcos

Status:

Malicious

First seen:

2026-10-06 13:08:28 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

33 of 38 (86.84%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=cgdcden5z7elwa6v47q7okq5wez6vlfjgrernjwhtq2rp55lubwq._file

Verdict:

malicious

Label(s):

Remcos

Link:

https://reports.threatray.com/2ed38eda-2b7c-44ba-a439-904f561b4e6c

Result

Malware family:

remcos

Score:

10/10

Tags:

family:remcos botnet:jardon discovery rat suricata

Link:

https://tria.ge/reports/261010-af8p2awwg1/

Behaviour

Suspicious use of SetWindowsHookEx

Reads the TCP/IP host and domain name from the registry

System Location Discovery: System Language Discovery

Family: Remcos

Suricata alert: REMCOS RAT Malware Inbound C2 Communication

Suricata alert: REMCOS RAT Malware Outbound C2 Communication

Malware Config

C2 Extraction:

155.103.69.239:4550
155.103.69.239:4551
155.103.69.239:4553

Unpacked files

SH256 hash:

11862191bdcfc8bb03d5e7e1f72a1db133eaaca9344916a6c79c3517f7aba06d

MD5 hash:

2c252bc8ecf99d3659df65af554c0c4d

SHA1 hash:

c9acfe5840c11b540ae2c1959e68d68c880c7d28

Detections:

Remcos

win_remcos_auto

win_remcos_w0

INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM

malware_windows_remcos_rat

win_remcos_rat_unpacked

Link:

https://www.unpac.me/results/d253a8ea-4de4-47aa-8ce6-56a08d8c9f77/

Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:	cobalt_strike_tmp01925d3f Create hunting rule
Author:	The DFIR Report
Description:	files - file ~tmp01925d3f.exe
Reference:	https://thedfirreport.com

Rule name:	CP_Script_Inject_Detector Create hunting rule
Author:	DiegoAnalytics
Description:	Detects attempts to inject code into another process across PE, ELF, Mach-O binaries

Rule name:	DebuggerCheck__API Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DetectEncryptedVariants Create hunting rule
Author:	Zinyth
Description:	Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded

Rule name:	FreddyBearDropper Create hunting rule
Author:	Dwarozh Hoshiar
Description:	Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.

Rule name:	golang_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset

Rule name:	iexplorer_remcos Create hunting rule
Author:	iam-py-test
Description:	Detect iexplorer being taken over by Remcos

Rule name:	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM Create hunting rule
Author:	ditekSHen
Description:	Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)

Rule name:	pe_detect_tls_callbacks Create hunting rule

Rule name:	Remcos Create hunting rule
Author:	kevoreilly
Description:	Remcos Payload

Rule name:	REMCOS_RAT_variants Create hunting rule

Rule name:	Remcos_unpacked_PulseIntel Create hunting rule
Author:	PulseIntel
Description:	Remcos Payload

Rule name:	ThreadControl__Context Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE Create hunting rule
Author:	CYFARE
Description:	Detects Windows malware employing anti-VM / anti-sandbox evasion techniques across VMware, VirtualBox, Hyper-V, QEMU, Xen, and generic sandbox environments
Reference:	https://cyfare.net/

Rule name:	VECT_Ransomware Create hunting rule
Author:	Mustafa Bakhit
Description:	Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.

Rule name:	Windows_Trojan_Remcos_921ef449 Create hunting rule
Author:	Elastic Security

Rule name:	Windows_Trojan_Remcos_b296e965 Create hunting rule
Author:	Elastic Security
Reference:	https://www.elastic.co/security-labs/exploring-the-ref2731-intrusion-set

Rule name:	Win_Clipboard_Clipper_Thengavar Create hunting rule
Author:	Thengavar
Description:	Detects malware manipulating the Windows clipboard for clipping or crypto stealing attacks

Rule name:	WIN_Malware_Unknown_ForgeAuto_2ffc3572 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

Rule name:	WIN_Malware_Unknown_ForgeAuto_74566f98 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

Rule name:	WIN_Malware_Unknown_ForgeAuto_79234c04 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)

Rule name:	win_remcos_auto Create hunting rule
Author:	Felix Bilstein - yara-signator at cocacoding dot com
Description:	Detects win.remcos.

Rule name:	win_remcos_rat_unpacked Create hunting rule
Author:	Matthew @ Embee_Research
Description:	Detects strings present in remcos rat Samples.

Rule name:	win_remcos_w0 Create hunting rule
Author:	Matthew @ Embee_Research
Description:	Detects strings present in remcos rat Samples.

Rule name:	yarahub_win_remcos_rat_unpacked_aug_2023 Create hunting rule
Author:	Matthew @ Embee_Research

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape

https://www.capesandbox.com/analysis/91306/

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