MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 fefe3c3d93bfe430742db1ff8e9437512a3c3d39ec45bfb854d79c81f4b46b75. 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: | fefe3c3d93bfe430742db1ff8e9437512a3c3d39ec45bfb854d79c81f4b46b75 |
|---|---|
| SHA3-384 hash: | c1a392f46f5a435790430a2956c915f1f4a0fb741fcfffe4749931af03f3aaac902be4a54daf800bc79001200a16a0e7 |
| SHA1 hash: | 481f66d23c9d424621e4d6cca92c0d1bb286a359 |
| MD5 hash: | c16767cc209865883739c3e17dffea4e |
| humanhash: | wolfram-johnny-romeo-saturn |
| File name: | Backdoor.exe |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 86'016 bytes |
| First seen: | 2026-05-24 04:33:58 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f79bdf7005a27b505da0a17f8329bd86 (19 x RemcosRAT) |
| ssdeep | 1536:apNEsaeiQl8TIqytzRJl+uiNuI7FFCPBsZcOzq1T35T/kLeILtVo8V:apNEaiQl2qouiNdFFCiZcOz+TJ/CeAt |
| TLSH | T16983E707FE07C1F3E81202B21B553762AFBDEC231619A927C745C581EEB8C4AD4B567A |
| 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 | d4a22b2e0792f0f0 (26 x RemcosRAT, 1 x NetWire) |
| Reporter | Anonymous |
| Tags: | exe RAT remcos RemcosRAT remote-access trojan |
Anonymous
Remcos RAT - Remote Access Trojan C&C sinkholed - dead sample...Intelligence
File Origin
# of uploads :
1
# of downloads :
344
Origin country :
VNVendor Threat Intelligence
Malware configuration found for:
Remcos
Details
Remcos
a version number and verbose configuration settings
Malware family:
remcos
ID:
1
File name:
Backdoor.exe
Verdict:
Malicious activity
Analysis date:
2026-05-24 04:31:51 UTC
Tags:
rat remcos
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Verdict:
Malicious
Score:
97.4%
Tags:
downloader dropper rescoms remcos
Result
Verdict:
Malware
Maliciousness:
Behaviour
Сreating synchronization primitives
Creating a file
Creating a window
DNS request
Connection attempt
Sending a custom TCP request
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
anti-debug cmd config-extracted evasive fingerprint lolbin microsoft_visual_cc obfuscated rat rat reconnaissance remcos
Verdict:
Malicious
Labled as:
Remcos.Generic
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-05-24T01:40:00Z UTC
Last seen:
2026-05-26T01:39:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Win32.Remcos.gen Backdoor.Win32.Remcos.sb Backdoor.Win32.Remcos.f HEUR:Trojan.Win32.Generic
Malware family:
REMCOS
Verdict:
Malicious
Score:
100%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
Executable 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:
2026-05-24 04:34:25 UTC
File Type:
PE (Exe)
Extracted files:
2
AV detection:
32 of 36 (88.89%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:remotehost discovery rat
Behaviour
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
System Location Discovery: System Language Discovery
Malware Config
C2 Extraction:
www.archers-phoceens.com:443
Unpacked files
SH256 hash:
fefe3c3d93bfe430742db1ff8e9437512a3c3d39ec45bfb854d79c81f4b46b75
MD5 hash:
c16767cc209865883739c3e17dffea4e
SHA1 hash:
481f66d23c9d424621e4d6cca92c0d1bb286a359
Detections:
win_remcos_auto
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: | malware_Remcos_strings |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect Remcos in memory |
| Rule name: | Remcos |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect Remcos in memory |
| Rule name: | Remcos |
|---|---|
| Author: | kevoreilly |
| Description: | Remcos Payload |
| Rule name: | remcos_rat |
|---|---|
| Author: | jeFF0Falltrades |
| Rule name: | REMCOS_RAT_variants |
|---|
| Rule name: | SUSP_VBS_Wscript_Shell |
|---|---|
| Author: | SECUINFRA Falcon Team |
| Description: | Detects the definition of 'Wscript.Shell' which is often used by Malware, FPs are possible and commmon |
| Rule name: | VECT_Ransomware |
|---|---|
| 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 |
|---|---|
| Author: | Elastic Security |
| Rule name: | win_remcos_auto |
|---|---|
| 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.
Dropped by
Remcos RAT
Delivery method
Multiple
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