MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f2039873de0708c5d33a55ccb5a00fa473686bac23785df139f01174e1d59310. 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: 14

Intelligence 14 IOCs YARA 25 File information Comments

SHA256 hash:	f2039873de0708c5d33a55ccb5a00fa473686bac23785df139f01174e1d59310
SHA3-384 hash:	6c0492da5e50b655bf7986cfe39e188ebd72e3b3ca2311bae75d9b237b6e1bca0ba0c71e8d7ebff4999cdc29dbb73be1
SHA1 hash:	7bb7a3a9b1a3c0770ffd8e3a9c85134042a0a9d1
MD5 hash:	0d6a9c32fd48f50aa35811004d694ec0
humanhash:	autumn-solar-comet-bulldog
File name:	f2039873de0708c5d33a55ccb5a00fa473686bac23785df139f01174e1d59310
Download:	download sample
Signature	RemcosRAT Create hunting rule
File size:	914'248 bytes
First seen:	2026-02-05 16:01:10 UTC
Last seen:	2026-02-05 16:35:15 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	cdcef806a58c39eb80d5c99caed761df (1 x RemcosRAT)
ssdeep	24576:N2tuyhHPpIWAB0V22aSSioG5LKlJRTG/cs6:8Cbb22i7slDYO
TLSH	T16415E025BA86C4F4E0975070A787833B2B347AB68311A9CBB3C8D96D1D714C1A63FB57
TrID	36.8% (.EXE) InstallShield setup (43053/19/16) 26.6% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 14.1% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 9.0% (.EXE) Win64 Executable (generic) (10522/11/4) 4.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika	pebin
dhash icon	a6eea0d2b6c0f81e (2 x AurotunStealer, 1 x RemcosRAT)
Reporter	adrian__luca
Tags:	exe RemcosRAT signed

Code Signing Certificate

Organisation:	8eb3661b23ema
Issuer:	8eb3661b23ema
Algorithm:	ecdsa-with-SHA256
Valid from:	2023-04-08T07:00:00Z
Valid to:	2030-04-08T07:00:00Z
Serial number:	-0f98b84631051835b04867a5794ebd21
Thumbprint Algorithm:	SHA256
Thumbprint:	8f7df58b99b74d469a7264837e6d3152fb28a9f2f3d9dda34ed2b991e69197dd
Source:	This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin

# of uploads :

# of downloads :

112

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

remcos

ID:

File name:

_f2039873de0708c5d33a55ccb5a00fa473686bac23785df139f01174e1d59310.exe

Verdict:

Malicious activity

Analysis date:

2026-02-05 16:03:13 UTC

Tags:

remcos rat

Link:

https://app.any.run/tasks/1e1a0415-9992-4f06-97ed-e637fad7569e

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/52306/

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6984bf15ae5379bb6609cf01

Tags:

dropper cobalt virus blic

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

adaptive-context anti-debug anti-vm iceid keylogger microsoft_visual_cc overlay packed signed

Link:

https://www.filescan.io/uploads/6984bed716ebb08a94669646/reports/8e12d557-ef8d-4e05-a97c-a0521d54f1bf/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/f2039873de0708c5d33a55ccb5a00fa473686bac23785df139f01174e1d59310

Verdict:

Malicious

File Type:

exe x32

First seen:

2026-01-25T13:22:00Z UTC

Last seen:

2026-01-25T13:43:00Z UTC

Hits:

~10

Detections:

Trojan.Win32.Pakes.Katusha.o PDM:Trojan.Win32.Generic Trojan-PSW.Win32.Stealer.sb Packed.Win32.Katusha.o

Link:

https://opentip.kaspersky.com/f2039873de0708c5d33a55ccb5a00fa473686bac23785df139f01174e1d59310/results?tab=lookup

Malware family:

American Megatrends Inc.

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/b19c07a5-8692-4387-9620-54293565b3fe

Score:

65%

Verdict:

Susipicious

File Type:

Link:

https://malprob.io/report/f2039873de0708c5d33a55ccb5a00fa473686bac23785df139f01174e1d59310

Gathering data

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/f2039873de0708c5d33a55ccb5a00fa473686bac23785df139f01174e1d59310/

Verdict:

Malicious

Threat:

Family.REMCOS

Link:

https://tip.neiki.dev/file/f2039873de0708c5d33a55ccb5a00fa473686bac23785df139f01174e1d59310

Threat name:

Win32.Backdoor.Remcos

Status:

Suspicious

First seen:

2026-01-25 20:29:49 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

14 of 24 (58.33%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=6ibzq466a4emluz2kxglliapurzwq25men4f34jz6aixjyovsmia._file

Verdict:

malicious

Label(s):

remcos

unc_loader_053

Similar samples:

error

RemcosRAT

Result

Malware family:

n/a

Score:

5/10

Tags:

discovery

Link:

https://tria.ge/reports/260205-tgggqacx6e/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Program crash

System Location Discovery: System Language Discovery

Suspicious use of NtSetInformationThreadHideFromDebugger

Unpacked files

SH256 hash:

f2039873de0708c5d33a55ccb5a00fa473686bac23785df139f01174e1d59310

MD5 hash:

0d6a9c32fd48f50aa35811004d694ec0

SHA1 hash:

7bb7a3a9b1a3c0770ffd8e3a9c85134042a0a9d1

Link:

https://www.unpac.me/results/9b374d00-c35f-4dcd-ae98-09ed7f10fb05/

Malware family:

Remcos

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/f2039873de07/report/overview.html

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

Threat name:

Suspicious File

Score:

0.30

Link:

https://yomi.yoroi.company/submissions/f2039873de0708c5d33a55ccb5a00fa473686bac23785df139f01174e1d59310

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:	Check_OutputDebugStringA_iat Create hunting rule

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

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:	INDICATOR_EXE_Packed_MPress Create hunting rule
Author:	ditekSHen
Description:	Detects executables built or packed with MPress PE compressor

Rule name:	INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore Create hunting rule
Author:	ditekSHen
Description:	Detects executables containing SQL queries to confidential data stores. Observed in infostealers

Rule name:	pe_detect_tls_callbacks Create hunting rule

Rule name:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

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:	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:	TeslaCryptPackedMalware Create hunting rule

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

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:	WIN_WebSocket_Base64_C2_20250726 Create hunting rule
Author:	dogsafetyforeverone
Description:	Detects configuration strings used by malware to specify WebSocket command-and-control endpoints inside Base64-encoded data. It looks for prefixes such as '#ws://' or '#wss://' that were found in QuasarRAT configuration data.

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/52306/

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