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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d3bbe911d76f1fc2c31e3b7c85da7477bed6eab70f6e829a0347511986677d0e. 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 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d3bbe911d76f1fc2c31e3b7c85da7477bed6eab70f6e829a0347511986677d0e
SHA3-384 hash: 3475c1994afcea4d9064dc71b0de0e31062893d382b91ef5cc17da0fc1408cb2ffb3a9d573eec7eff8d3c8132d871507
SHA1 hash: f6b00cdae81296b277d4a3aff409696962f030a7
MD5 hash: 8fc6d0edcce7580ed1e9629d0da7ca79
humanhash: william-single-four-north
File name:Backdoor.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:94'208 bytes
First seen:2026-05-23 09:25:04 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash d3a62971944197f0701c7049a9c739d1 (76 x RemcosRAT)
ssdeep 1536:ohhW0YTGZWdVseJxaM9kraLdV2QkQ1TbPX8IHOCkIsI4ESHNTh9E+JP19qkP6Zrd:uhzYTGWVvJ8f2v1TbPzuMsIFSHNThy+Q
TLSH T1CC93D813FA4AD0B2E46591F145426F32CEBCBC3636492173D38FCA41AD79892D416EAF
TrID 40.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
21.6% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
8.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
8.5% (.EXE) Win64 Executable (generic) (6522/11/2)
6.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika pebin
dhash icon 989894b49c9494f0 (61 x RemcosRAT)
Reporter Anonymous
Tags:exe RAT remcos RemcosRAT remote-access trojan


Avatar
Anonymous
Remcos RAT - Remote Access TrojanC&C sinkholed - dead sampleIOC domains for research and detection

Intelligence

File Origin
# of uploads :
1
# of downloads :
304
Origin country :
Vendor Threat Intelligence
Malware configuration found for:
Remcos
Details
Remcos
a version number and verbose configuration settings
Link:
https://research.acce.ciphertechsolutions.com/results/296336f5-a092-4284-b825-3e4c353c2518/
Malware family:
remcos
Create hunting rule
ID:
1
File name:
Backdoor.exe
Verdict:
Malicious activity
Analysis date:
2026-05-23 09:24:18 UTC
Tags:
remcos rat
Link:
https://app.any.run/tasks/4b4b7d99-ef18-42a2-9b3c-e22ebf4b656f

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/67641/
Detection(s):
Win.Malware.Azden-7587127-0
Create hunting rule

Win.Malware.Rescoms-6598304-0
Create hunting rule

Win.Malware.Zusy-6832224-0
Create hunting rule

YARA.MALPEDIA_Win_Remcos_Auto.UNOFFICIAL
Create hunting rule

YARA.SEKOIA_Rat_Win_Remcos.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a11729698070a72bb9d2f98
Tags:
remcos emotet
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a file
Creating a window
Connection attempt to an infection source
Sending a TCP request to an infection source
DNS request
Connection attempt
Sending a custom TCP request
Query of malicious DNS domain
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug anti-vm cmd config-extracted crypto evasive evasive eventvwr explorer fingerprint keylogger lolbin microsoft_visual_cc obfuscated rat rat reconnaissance remcos
Link:
https://www.filescan.io/uploads/6a11728c056ea44c4539073d/reports/701bc2c6-3969-4f65-86ed-7abe1fb875ea/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/d3bbe911d76f1fc2c31e3b7c85da7477bed6eab70f6e829a0347511986677d0e
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-05-23T06:33:00Z UTC
Last seen:
2026-05-24T14:19:00Z UTC
Hits:
~10
Detections:
Exploit.Win32.BypassUAC.sb Backdoor.Win32.Remcos.sb Backdoor.Win32.Remcos.f HEUR:Trojan.Win32.Generic HEUR:Trojan.Win32.Agent.gen
Link:
https://opentip.kaspersky.com/d3bbe911d76f1fc2c31e3b7c85da7477bed6eab70f6e829a0347511986677d0e/results?tab=lookup
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/67322def-7ba2-496d-b0dd-ec5f860c706a
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/d3bbe911d76f1fc2c31e3b7c85da7477bed6eab70f6e829a0347511986677d0e
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 32 Exe x86
Link:
https://app.malva.re/file/8fc6d0edcce7580ed1e9629d0da7ca79
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d3bbe911d76f1fc2c31e3b7c85da7477bed6eab70f6e829a0347511986677d0e/
Verdict:
Malicious
Threat:
Family.REMCOS
Link:
https://tip.neiki.dev/file/d3bbe911d76f1fc2c31e3b7c85da7477bed6eab70f6e829a0347511986677d0e
Threat name:
Win32.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2026-05-23 09:25:41 UTC
File Type:
PE (Exe)
Extracted files:
2
AV detection:
37 of 38 (97.37%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2o56seoxn4p4fqy6hn6ilwtuo67nn2vxb5xifgqdi5irtbthpuha._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
error
RemcosRAT
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:host discovery rat
Link:
https://tria.ge/reports/260523-ldw41aft3p/
Behaviour
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
System Location Discovery: System Language Discovery
Malware Config
C2 Extraction:
bj88play.games:443
grell.nl:443
bj88jpn.com:443
bj88indo.net:443
ga888vn.ru.com:443
Unpacked files
SH256 hash:
d3bbe911d76f1fc2c31e3b7c85da7477bed6eab70f6e829a0347511986677d0e
MD5 hash:
8fc6d0edcce7580ed1e9629d0da7ca79
SHA1 hash:
f6b00cdae81296b277d4a3aff409696962f030a7
Detections:
win_remcos_auto
Create hunting rule
win_remcos_g0
Create hunting rule
Remcos
Create hunting rule
Link:
https://www.unpac.me/results/1b72c774-ea5b-4f0d-bddb-9600ebf47226/
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/d3bbe911d76f1fc2c31e3b7c85da7477bed6eab70f6e829a0347511986677d0e

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:CMD_Ping_Localhost
Create hunting rule
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:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:malware_Remcos_strings
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Remcos in memory
Rule name:RAT_remcos_strings
Create hunting rule
Author:0x0d4y
Description:This rule detects the remcos through your specific strings.
Reference:Internal Research
Rule name:Remcos
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Remcos in memory
Rule name:Remcos
Create hunting rule
Author:kevoreilly
Description:Remcos Payload
Rule name:remcos_rat
Create hunting rule
Author:jeFF0Falltrades
Rule name:REMCOS_RAT_variants
Create hunting rule
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
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_Generic_Threat_994f2330
Create hunting rule
Author:Elastic Security
Rule name:win_remcos_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.remcos.

File information

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

anyrun
any.run
https://app.any.run/tasks/4b4b7d99-ef18-42a2-9b3c-e22ebf4b656f
  
Dropped by
Remcos Rat
  
Delivery method
Multiple
Cape
Cape
https://www.capesandbox.com/analysis/67641/

Comments