MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6cc2fb149479570c8f47434b33dba731da0b08b48a609011965c878e34c57a5b. 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: 20

Intelligence 20 IOCs YARA 23 File information Comments

SHA256 hash:	6cc2fb149479570c8f47434b33dba731da0b08b48a609011965c878e34c57a5b
SHA3-384 hash:	bac95388162311b4e01c6c81869716916654e3a517ceddbb829208235341b8644c4fad27a5a4ec04587455b10f3c3eec
SHA1 hash:	60c5923b624441fdbe4727fd44910133b2f82399
MD5 hash:	f5c46e517b42750d63a4b0342ac15e12
humanhash:	winter-sad-apart-beer
File name:	f5c46e517b42750d63a4b0342ac15e12.exe
Download:	download sample
Signature	RemcosRAT Create hunting rule
File size:	1'135'624 bytes
First seen:	2025-06-10 05:12:02 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'648 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger)
ssdeep	24576:Akqm3jPamC3NTzjkCbRIM0IdzXXsDz6C+fmKwNGfVEixIYb1ZW/BYPrWXBAE:NTixvdqM3dznxC+eKqG5IQgZKrWxAE
Threatray	1'060 similar samples on MalwareBazaar
TLSH	T16035F1E47300D45EC85382748436DEB3A633AE4EDE19860E69D3BE4F7D7A386441749B
TrID	71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10522/11/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4504/4/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika	pebin
dhash icon	6cecccccb4c2f2b2 (38 x AgentTesla, 30 x Formbook, 24 x PythonStealer)
Reporter	abuse_ch
Tags:	exe RemcosRAT

Intelligence

File Origin

# of uploads :

# of downloads :

474

Origin country :

Vendor Threat Intelligence

Malware family:

remcos

ID:

File name:

f5c46e517b42750d63a4b0342ac15e12.exe

Verdict:

Malicious activity

Analysis date:

2025-06-10 05:14:52 UTC

Tags:

remcos rat netreactor auto-reg stealer

Link:

https://app.any.run/tasks/c879ee6c-a56b-4ade-863a-b4390a1143e8

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/8165/

Detection(s):

SecuriteInfo.com.Trojan.Packed2.49281.32159.27741.UNOFFICIAL

Verdict:

Malicious

Score:

99.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6847beba8bd5d68a12e748cc

Tags:

micro hello msil

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Unauthorized injection to a recently created process

Creating a file

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

expired-cert invalid-signature obfuscated obfuscated packed packed packer_detected signed vbnet

Link:

https://www.filescan.io/uploads/6847beb8fd02ed5e05a0f7af/reports/1e275ad0-17d5-4456-bd31-72af729b2c6a/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/6cc2fb149479570c8f47434b33dba731da0b08b48a609011965c878e34c57a5b

Malware family:

REMCOS

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/560d4228-9270-426b-aa92-ddb9e824f0ec

Result

Threat name:

Remcos, PureLog Stealer

Detection:

malicious

Classification:

rans.troj.spyw.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1710419

Signature

.NET source code contains method to dynamically call methods (often used by packers)

.NET source code contains potential unpacker

Antivirus / Scanner detection for submitted sample

Antivirus detection for dropped file

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

Creates autostart registry keys with suspicious names

Deletes itself after installation

Detected Remcos RAT

Found malware configuration

Icon mismatch, binary includes an icon from a different legit application in order to fool users

Injects a PE file into a foreign processes

Installs a global keyboard hook

Joe Sandbox ML detected suspicious sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

Sigma detected: Remcos

Suricata IDS alerts for network traffic

Tries to harvest and steal browser information (history, passwords, etc)

Uses threadpools to delay analysis

Yara detected AntiVM3

Yara detected PureLog Stealer

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/6cc2fb149479570c8f47434b33dba731da0b08b48a609011965c878e34c57a5b

Detection:

remcos

Link:

https://mwdb.cert.pl/sample/6cc2fb149479570c8f47434b33dba731da0b08b48a609011965c878e34c57a5b/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2025-05-23 13:38:00 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

24 of 36 (66.67%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ntbpwfeupflqzd2hinfthw5hghnawcfurjqjaemwlsdy4ngfpjnq._file

Verdict:

malicious

Label(s):

remcos

unc_loader_037

Result

Malware family:

remcos

Score:

10/10

Tags:

family:remcos botnet:remotehost discovery persistence rat spyware stealer

Link:

https://tria.ge/reports/250610-fv2g6agq4x/

Behaviour

Modifies registry class

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Adds Run key to start application

Checks computer location settings

Deletes itself

Executes dropped EXE

Reads user/profile data of web browsers

Remcos

Remcos family

Malware Config

C2 Extraction:

185.241.208.102:2404

Verdict:

Malicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/b42e8c17-7987-4f3a-8858-0db17a767628

Unpacked files

SH256 hash:

6cc2fb149479570c8f47434b33dba731da0b08b48a609011965c878e34c57a5b

MD5 hash:

f5c46e517b42750d63a4b0342ac15e12

SHA1 hash:

60c5923b624441fdbe4727fd44910133b2f82399

Link:

https://www.unpac.me/results/2a8971f1-2e9d-49a7-ac1e-20f32a85868c/

SH256 hash:

2a9c695e672848d4efcc7a805a4d767c9fe6be4ffa0c338fe6965fb5083b3e72

MD5 hash:

5fecb3a4009f487a72db02b894a14cd0

SHA1 hash:

1f03994fee96bb80063ecfa7158f8a1c3d6b8f77

Link:

https://www.unpac.me/results/2a8971f1-2e9d-49a7-ac1e-20f32a85868c/

SH256 hash:

af89ad179ebb1f86c56ecaf252ccb78c140efe16086e4a615d1f3f3d3e585450

MD5 hash:

1c7150f816d51b7d97a45863f4441850

SHA1 hash:

57ebb1952ed4c0972880cd60b99ce4276c4aae08

Detections:

SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24

SUSP_OBF_NET_Reactor_Indicators_Jan24

Link:

https://www.unpac.me/results/2a8971f1-2e9d-49a7-ac1e-20f32a85868c/

SH256 hash:

fdbb11dce18daaded6cad3192e7b796b9f264c4519c392685b0464be03ef808a

MD5 hash:

2e295a4ca1b9c435036f10d9d627a2f2

SHA1 hash:

e732b0cdebdad97f284498f66488f29738dc18c9

Detections:

win_remcos_w0

win_remcos_auto

Remcos

malware_windows_remcos_rat

win_remcos_rat_unpacked

INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM

Link:

https://www.unpac.me/results/2a8971f1-2e9d-49a7-ac1e-20f32a85868c/

Malware family:

Remcos

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/6cc2fb149479/report/overview.html

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

Threat name:

Remcos

Score:

0.90

Link:

https://yomi.yoroi.company/submissions/6cc2fb149479570c8f47434b33dba731da0b08b48a609011965c878e34c57a5b

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

Rule name:	Disable_Defender Create hunting rule
Author:	iam-py-test
Description:	Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen

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

Rule name:	INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438 Create hunting rule
Author:	ditekSHen
Description:	Detects executables signed with stolen, revoked or invalid certificates

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:	NET Create hunting rule
Author:	malware-lu

Rule name:	NETexecutableMicrosoft Create hunting rule
Author:	malware-lu

Rule name:	pe_detect_tls_callbacks Create hunting rule

Rule name:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

Rule name:	pe_imphash 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:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

Rule name:	Sus_CMD_Powershell_Usage Create hunting rule
Author:	XiAnzheng
Description:	May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

Rule name:	Sus_Obf_Enc_Spoof_Hide_PE Create hunting rule
Author:	XiAnzheng
Description:	Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

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

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_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/8165/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (HIGH_ENTROPY_VA)	high

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