MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6dda744aac3215478c15a9cd00eebc26e47acc61f76d601f489be3b860b736ba. 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: 16

Intelligence 16 IOCs YARA 23 File information Comments

SHA256 hash:	6dda744aac3215478c15a9cd00eebc26e47acc61f76d601f489be3b860b736ba
SHA3-384 hash:	abd1281c7d81169787c18dfe278faf66fbab67d4594fc6dae210994eb9307525ea645f89ec3b36554b901612b3687b0c
SHA1 hash:	b0a6866c5e981db3183d62f1ed3f34377e8ec827
MD5 hash:	a228d2b004cfaaab119b39e8d58cd8bf
humanhash:	finch-michigan-summer-stairway
File name:	6dda744aac3215478c15a9cd00eebc26e47acc61f76d601f489be3b860b736ba
Download:	download sample
Signature	RemcosRAT Create hunting rule
File size:	204'288 bytes
First seen:	2025-10-21 16:53:43 UTC
Last seen:	2025-11-06 10:57:24 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep	3072:WM4abspAphYrJmQgSB75kGUzwrz5SPxkrR6JiaexolrVRxP:NbbgNzakOi8rz
Threatray	1'626 similar samples on MalwareBazaar
TLSH	T1F91445E1D24598AAFC6713FA98338D32245BBDBD98F4561D205E7135AB7338310ABD0B
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
Reporter	JAMESWT_WT
Tags:	exe RemcosRAT www-blessingsz-com www-chemeclo-com

JAMESWT_WT

www-chemeclo-com www-foodchenn-com www-blessingsz-com

Intelligence

File Origin

# of uploads :

# of downloads :

110

Origin country :

Vendor Threat Intelligence

Malware family:

remcos

ID:

File name:

_6dda744aac3215478c15a9cd00eebc26e47acc61f76d601f489be3b860b736ba.exe

Verdict:

Malicious activity

Analysis date:

2025-10-21 17:03:54 UTC

Tags:

auto-reg rat remcos api-base64

Link:

https://app.any.run/tasks/96ca21c6-d86f-4279-a768-c3172ba07777

Note:

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

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/33647/

Detection(s):

no reply from clamd

Verdict:

Malicious

Score:

97.4%

Link:

https://cyber-fortress.com/docs/result/index.php?id=68f7bacf3edd081eba40688b

Tags:

dropper keylog spawn

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Connecting to a non-recommended domain

Connection attempt

Sending an HTTP GET request

Creating a file

Creating a process from a recently created file

Sending a custom TCP request

Launching a process

DNS request

Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch

Forced shutdown of a system process

Unauthorized injection to a system process

Verdict:

Unknown

Threat level:

2.5/10

Confidence:

100%

Tags:

obfuscated

Link:

https://www.filescan.io/uploads/68f7baccc85c5c569730e3cd/reports/2c828ae8-d32b-46f5-b868-beff447604bd/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/6dda744aac3215478c15a9cd00eebc26e47acc61f76d601f489be3b860b736ba

Verdict:

Malicious

File Type:

exe x32

First seen:

2025-10-19T23:10:00Z UTC

Last seen:

2025-10-23T11:43:00Z UTC

Hits:

~100

Detections:

Trojan.MSIL.Dnoper.sb Backdoor.Win32.Androm PDM:Trojan.Win32.Generic Backdoor.Win32.Remcos.f Trojan.Win32.Agent.sb Trojan-Downloader.Agent.HTTP.C&C Trojan.Win32.InjectorNetT.s Backdoor.Win32.Remcos.e HEUR:Trojan-Dropper.MSIL.Sysn.gen Trojan-Dropper.Win32.Injector.sb

Link:

https://opentip.kaspersky.com/6dda744aac3215478c15a9cd00eebc26e47acc61f76d601f489be3b860b736ba/results?tab=lookup

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/d10d71c0-91f5-4f8d-862b-90e390d926a9

Score:

98%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/6dda744aac3215478c15a9cd00eebc26e47acc61f76d601f489be3b860b736ba

Verdict:

inconclusive

YARA:

11 match(es)

Tags:

.Net Executable Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.35 Win 32 Exe x86

Link:

https://app.malva.re/file/a228d2b004cfaaab119b39e8d58cd8bf

Detection:

remcos

Link:

https://mwdb.cert.pl/sample/6dda744aac3215478c15a9cd00eebc26e47acc61f76d601f489be3b860b736ba/

Verdict:

Malicious

Threat:

Family.REMCOS

Link:

https://tip.neiki.dev/file/6dda744aac3215478c15a9cd00eebc26e47acc61f76d601f489be3b860b736ba

Threat name:

Win32.Backdoor.Remcos

Status:

Malicious

First seen:

2025-10-20 02:04:02 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

20 of 24 (83.33%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=nxnhisvmgikupdavvhgqb3v4e3shvtdb65wwah2itpr3qyfxg25a._file

Verdict:

malicious

Label(s):

remcos

Result

Malware family:

remcos

Score:

10/10

Tags:

family:remcos botnet:remotehost discovery execution persistence rat

Link:

https://tria.ge/reports/251021-vetvpsdl2v/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Command and Scripting Interpreter: PowerShell

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Adds Run key to start application

Remcos

Remcos family

Malware Config

C2 Extraction:

www.blessingsz.com:2404
www.chemeclo.com:2404
www.foodchenn.com:2404

Unpacked files

SH256 hash:

6dda744aac3215478c15a9cd00eebc26e47acc61f76d601f489be3b860b736ba

MD5 hash:

a228d2b004cfaaab119b39e8d58cd8bf

SHA1 hash:

b0a6866c5e981db3183d62f1ed3f34377e8ec827

Link:

https://www.unpac.me/results/bec4636e-217e-476e-be4f-d504562b30d5/

Malware family:

Remcos

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/6dda744aac32/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/6dda744aac3215478c15a9cd00eebc26e47acc61f76d601f489be3b860b736ba

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:	Detect_PowerShell_Obfuscation Create hunting rule
Author:	daniyyell
Description:	Detects obfuscated PowerShell commands commonly used in malicious scripts.

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:	NET Create hunting rule
Author:	malware-lu

Rule name:	pe_detect_tls_callbacks Create hunting rule

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:	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/33647/

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