MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3da8da1092e93b77f43a2769fbceeac273f3252cd6c298de746618e45356b1ba. 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: 17

Intelligence 17 IOCs 1 YARA 35 File information Comments

SHA256 hash:	3da8da1092e93b77f43a2769fbceeac273f3252cd6c298de746618e45356b1ba
SHA3-384 hash:	1cb5fd5e30603a019d6226955a171d9a032e13d5ec6c397939b53585c3b09662b2a09a5919d0065c680f939e7b5abe8d
SHA1 hash:	8783ae2b2156bd27c8ce3257c74bc3791013df50
MD5 hash:	2518408638fffdc14cd1561cd551eb0b
humanhash:	item-nitrogen-tennessee-timing
File name:	2518408638FFFDC14CD1561CD551EB0B.exe
Download:	download sample
Signature	RemcosRAT Create hunting rule
File size:	493'056 bytes
First seen:	2026-07-22 12:25:06 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	e77512f955eaf60ccff45e02d69234de (145 x RemcosRAT)
ssdeep	12288:T13ak/mBXTG4/1v08KI7ZnMEF76JqmsvZQ7S:Zak/mBXTV/R0nEF76gFZQ
TLSH	T1B5A4BF01BAD2C072D57654300C3AE775DEBDBD212839897BB3D61D97FD30190A63AAB2
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 (1'211 x RemcosRAT, 1 x Worm.Ramnit, 1 x Vjw0rm)
Reporter	abuse_ch
Tags:	exe RAT RemcosRAT

abuse_ch

RemcosRAT C2:
172.111.163.172:65070

Indicators Of Compromise (IOCs)

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

IOC	ThreatFox Reference
172.111.163.172:65070	https://threatfox.abuse.ch/ioc/1855287/

Intelligence

File Origin

# of uploads :

# of downloads :

224

Origin country :

Vendor Threat Intelligence

Malware configuration found for:

Remcos

Details

Link:

https://research.acce.ciphertechsolutions.com/results/c99390dc-fb81-4549-9236-ba8ff95f3b84/

Detection:

Remcos

Link:

https://www.capesandbox.com/analysis/75679/

Detection(s):

Win.Trojan.Remcos-9841897-0

Win.Trojan.Remcos-10002580-0

YARA.MALPEDIA_Win_Remcos_Auto.UNOFFICIAL

YARA.EMBEERESEARCH_Win_Remcos_Rat_Unpacked.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Connection attempt to an infection source

DNS request

Connection attempt

Sending an HTTP GET request

Query of malicious DNS domain

Sending a TCP request to an infection source

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

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

Link:

https://www.filescan.io/uploads/6a60b6c54e78869bdd5163e2/reports/f393940a-f775-44f4-82bd-eb6f31c34bd7/overview

Verdict:

Malicious

Labled as:

Remcos.Generic

Link:

https://www.hybrid-analysis.com/sample/3da8da1092e93b77f43a2769fbceeac273f3252cd6c298de746618e45356b1ba

Verdict:

Malicious

File Type:

exe x32

First seen:

2026-07-20T01:30:00Z UTC

Last seen:

2026-07-23T22:18:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/3da8da1092e93b77f43a2769fbceeac273f3252cd6c298de746618e45356b1ba/results?tab=lookup

Malware family:

REMCOS

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/f7c31550-6c92-406e-b9c5-c9976f8f4f11

Result

Threat name:

Remcos

Detection:

malicious

Classification:

rans.phis.troj.spyw.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1946520

Signature

Antivirus / Scanner detection for submitted sample

Antivirus detection for URL or domain

C2 URLs / IPs found in malware configuration

Contains functionality to bypass UAC (CMSTPLUA)

Contains functionality to inject code into remote processes

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

Found malware configuration

Joe Sandbox ML detected suspicious sample

Malicious sample detected (through community Yara rule)

Maps a DLL or memory area into another process

Multi AV Scanner detection for submitted file

Suricata IDS alerts for network traffic

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

Tries to steal Instant Messenger accounts or passwords

Tries to steal Mail credentials (via file / registry access)

Uses dynamic DNS services

Yara detected Remcos RAT

Yara detected UAC Bypass using CMSTP

Yara detected WebBrowserPassView password recovery tool

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/3da8da1092e93b77f43a2769fbceeac273f3252cd6c298de746618e45356b1ba

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/2518408638fffdc14cd1561cd551eb0b

Detection:

remcos

Link:

https://mwdb.cert.pl/sample/3da8da1092e93b77f43a2769fbceeac273f3252cd6c298de746618e45356b1ba/

Threat name:

Win32.Backdoor.Remcos

Status:

Malicious

First seen:

2026-07-20 05:11:11 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

32 of 38 (84.21%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=hwunuees5e5xp5b2e5u7xtxkyjz7gjjm23bjrxtumymoiu2wwg5a._file

Verdict:

malicious

Label(s):

ADMINTOOL_MailPassView

NirSoft

Remcos

Link:

https://reports.threatray.com/1ce8dde4-0fd0-42b9-92b0-7d3ea3a4c7b2

RemcosRAT

27db184a2b6e1d0ca14fbf6fac2543eb551a0d0e383fd2ed251e53d66991b2a6

RemcosRAT

548130edd9e2a0fc302a475316a4fbc2a2e2351c4f92f19ba73bfb72d10fe299

RemcosRAT

5f682968b310581a2391be41623b009e9cb91184da29a261677fc769e1a59d5a

RemcosRAT

b065d78d5be477fa31886590dca6e95daec84296a2b5d9bd4d293fbc1cbf5cfc

RemcosRAT

eb6a2103544522bc1af26a8e38165dc04dd5bc1daa10fb08584befa3a4cd144d

RemcosRAT

Result

Malware family:

remcos

Score:

10/10

Tags:

family:remcos botnet:ex-ploit 20-07-2026 collection discovery rat spyware stealer suricata

Link:

https://tria.ge/reports/260722-plzfwa1wht/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

outlook_office_path

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Accesses Microsoft Outlook accounts

Accesses Microsoft Outlook profiles

Reads user/profile data of web browsers

Detected Nirsoft tools

NirSoft MailPassView

NirSoft WebBrowserPassView

Family: Remcos

Suricata alert: REMCOS RAT Malware Inbound C2 Communication

Suricata alert: REMCOS RAT Malware Outbound C2 Communication

Malware Config

C2 Extraction:

lastore7kajp1.duckdns.org:65070
lastore7kajp2.duckdns.org:65070
lastore7kajp3.duckdns.org:65070
lastore7kajp4.duckdns.org:65070
lastore7kajp5.duckdns.org:65070
gapo.rako9jabus1.com:65070

Unpacked files

SH256 hash:

3da8da1092e93b77f43a2769fbceeac273f3252cd6c298de746618e45356b1ba

MD5 hash:

2518408638fffdc14cd1561cd551eb0b

SHA1 hash:

8783ae2b2156bd27c8ce3257c74bc3791013df50

Detections:

win_remcos_auto

win_remcos_w0

Remcos

Link:

https://www.unpac.me/results/dfaf92b8-cea4-4c40-983a-a53a39f79e2d/

Malware family:

Remcos

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/3da8da1092e9/report/overview.html

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:	BLOWFISH_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for Blowfish constants

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_all_IPv6_variants Create hunting rule
Author:	Bierchermuesli
Description:	Generic IPv6 catcher

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

Rule name:	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many email and collaboration clients. Observed in information stealers

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:	MD5_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for MD5 constants

Rule name:	meth_stackstrings Create hunting rule
Author:	Willi Ballenthin

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

Rule name:	nirsoft_v1 Create hunting rule
Author:	RandomMalware

Rule name:	pe_detect_tls_callbacks Create hunting rule

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:	RIPEMD160_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for RIPEMD-160 constants

Rule name:	SHA1_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA1 constants

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:	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_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/75679/

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