MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 8d6d8acf9fbfc27ef473eba3eedaa91054dc778e425d9d6efe7cae023db4a047. 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
| SHA256 hash: | 8d6d8acf9fbfc27ef473eba3eedaa91054dc778e425d9d6efe7cae023db4a047 |
|---|---|
| SHA3-384 hash: | e04d30aba9007eaf3e52b1e7b60c89e595547eea2c18a09ac4c9a57974a53651450bef58cbab59df882878c666c63dff |
| SHA1 hash: | d1bbfcb5a081a4c9655a59c754c721552ca66987 |
| MD5 hash: | f7423d210f1756163d2d44771821994c |
| humanhash: | echo-fanta-nitrogen-equal |
| File name: | 8d6d8acf9fbfc27ef473eba3eedaa91054dc778e425d9.exe |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 498'176 bytes |
| First seen: | 2026-01-21 22:35:07 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 41e05d591d7d93bdd5bc6d5da04da74b (54 x RemcosRAT, 1 x Expiro) |
| ssdeep | 6144:cIlSCa0RPvRz+n8Qr1D0ZGESuHabmvHOE4mCp6qtydBnP+Y4+3sAORZ/FXvXc6YJ:c200OFp+G0imvHn3Cp6qyBP+YdsvZ/e |
| Threatray | 2'010 similar samples on MalwareBazaar |
| TLSH | T107B4B001B9E2C172D57654300D2AE776DEBCBD2028358D7BB3D60D57FE30190AA39AB6 |
| TrID | 32.2% (.EXE) Win64 Executable (generic) (10522/11/4) 20.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 15.4% (.EXE) Win16 NE executable (generic) (5038/12/1) 13.7% (.EXE) Win32 Executable (generic) (4504/4/1) 6.2% (.EXE) OS/2 Executable (generic) (2029/13) |
| Magika | pebin |
| dhash icon | c4d48eaa8ad4d4f8 (1'147 x RemcosRAT, 1 x Worm.Ramnit, 1 x Vjw0rm) |
| Reporter |  abuse_ch |
| Tags: | exe RAT RemcosRAT |
Indicators Of Compromise (IOCs)
Below is a list of indicators of compromise (IOCs) associated with this malware samples.
| IOC | ThreatFox Reference |
|---|---|
| 45.83.31.58:2520 | https://threatfox.abuse.ch/ioc/1735361/ |
Intelligence
File Origin
# of uploads :
1
# of downloads :
162
Origin country :
NLVendor Threat Intelligence
Malware configuration found for:
Remcos
Details
Remcos
a version number and verbose configuration settings
Malware family:
remcos
ID:
1
File name:
8d6d8acf9fbfc27ef473eba3eedaa91054dc778e425d9d6efe7cae023db4a047.exe
Verdict:
Malicious activity
Analysis date:
2026-01-21 20:32:59 UTC
Tags:
remcos rat auto-reg
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Verdict:
Malicious
Score:
99.9%
Tags:
ransomware dropper crypted remcos
Verdict:
Malicious
Labled as:
Trojan.Remcos
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-01-20T22:21:00Z UTC
Last seen:
2026-01-21T00:30:00Z UTC
Hits:
~10
Detections:
PDM:Trojan.Win32.Generic Trojan-Spy.Win32.Xegumumune.sbc HEUR:Backdoor.Win32.Remcos.gen Backdoor.Win32.Remcos.sb Backdoor.Win32.Remcos.f Backdoor.Win32.Remcos.e
Malware family:
REMCOS
Verdict:
Malicious
Result
Threat name:
Remcos
Detection:
malicious
Classification:
rans.troj.spyw.expl.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
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
Detected Remcos RAT
Found malware configuration
Installs a global keyboard hook
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
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
Executable PDB Path PE (Portable Executable) PE File Layout Win 32 Exe x86
Detection:
remcos
Verdict:
Malicious
Threat:
Family.REMCOS
Threat name:
Win32.Backdoor.Remcos
Status:
Malicious
First seen:
2026-01-21 20:32:59 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
34 of 38 (89.47%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
remcos
Similar samples:
+ 2'000 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:octubre de 2025 discovery persistence
Behaviour
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
Malware Config
C2 Extraction:
Agosto202508blessed.dynuddns.com:2520
Unpacked files
SH256 hash:
8d6d8acf9fbfc27ef473eba3eedaa91054dc778e425d9d6efe7cae023db4a047
MD5 hash:
f7423d210f1756163d2d44771821994c
SHA1 hash:
d1bbfcb5a081a4c9655a59c754c721552ca66987
Detections:
win_remcos_auto
win_remcos_w0
Remcos
Malware family:
Remcos
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Remcos
Score:
0.90
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 |
|---|---|
| Author: | The DFIR Report |
| Description: | files - file ~tmp01925d3f.exe |
| Reference: | https://thedfirreport.com |
| Rule name: | CP_Script_Inject_Detector |
|---|---|
| Author: | DiegoAnalytics |
| Description: | Detects attempts to inject code into another process across PE, ELF, Mach-O binaries |
| Rule name: | DebuggerCheck__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DetectEncryptedVariants |
|---|---|
| Author: | Zinyth |
| Description: | Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded |
| Rule name: | Disable_Defender |
|---|---|
| Author: | iam-py-test |
| Description: | Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen |
| Rule name: | FreddyBearDropper |
|---|---|
| Author: | Dwarozh Hoshiar |
| Description: | Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip. |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM |
|---|---|
| Author: | ditekSHen |
| Description: | Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) |
| Rule name: | pe_detect_tls_callbacks |
|---|
| Rule name: | Remcos |
|---|---|
| Author: | kevoreilly |
| Description: | Remcos Payload |
| Rule name: | REMCOS_RAT_variants |
|---|
| Rule name: | Remcos_unpacked_PulseIntel |
|---|---|
| Author: | PulseIntel |
| Description: | Remcos Payload |
| Rule name: | ThreadControl__Context |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | Windows_Trojan_Remcos_b296e965 |
|---|---|
| Author: | Elastic Security |
| Reference: | https://www.elastic.co/security-labs/exploring-the-ref2731-intrusion-set |
| Rule name: | win_remcos_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.remcos. |
| Rule name: | win_remcos_rat_unpacked |
|---|---|
| Author: | Matthew @ Embee_Research |
| Description: | Detects strings present in remcos rat Samples. |
| Rule name: | win_remcos_w0 |
|---|---|
| Author: | Matthew @ Embee_Research |
| Description: | Detects strings present in remcos rat Samples. |
| Rule name: | yarahub_win_remcos_rat_unpacked_aug_2023 |
|---|---|
| Author: | Matthew @ Embee_Research |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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