MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 749a63eca6363c2e605aed49ec04a927eb981d93efe954816f96a5f08030fd05. 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: 19
| SHA256 hash: | 749a63eca6363c2e605aed49ec04a927eb981d93efe954816f96a5f08030fd05 |
|---|---|
| SHA3-384 hash: | 6d893a27eec69a4ea8d529c66fa1ebf38c80e1b700483fb62949cbed433cda9c2feab861d9f9442267aaa4ba66eb1941 |
| SHA1 hash: | 2eb6dd67caa22c0983c92c23a6d7882e7e1b051a |
| MD5 hash: | 19a647fad4cc4a78a9c15234fe0d49e2 |
| humanhash: | twenty-wisconsin-cup-two |
| File name: | 1748272744946ba5b58aa0739677f5d630f93c42521244d54bf51f4550e26c52f8e66d60ae673.dat-decoded |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 480'768 bytes |
| First seen: | 2025-05-26 15:19:13 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 5d354883fe6f15fcf48045037a99fb7a (118 x RemcosRAT) |
| ssdeep | 12288:Wmnk7iLJbpIpiRL6I2WhSKQ9ZsfZQSsn9:uiLJbpI7I2WhQqZ7s9 |
| Threatray | 4'110 similar samples on MalwareBazaar |
| TLSH | T178A4AE02BAD2C072D57161344D2AE735DABDBC202835997BB3E61D5BFD31180A73A7B2 |
| 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 (1'000 x RemcosRAT, 1 x Worm.Ramnit, 1 x Vjw0rm) |
| Reporter |  abuse_ch |
| Tags: | base64-decoded exe RemcosRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
535
Origin country :
DEVendor Threat Intelligence
Malware family:
remcos
ID:
1
File name:
1748272744946ba5b58aa0739677f5d630f93c42521244d54bf51f4550e26c52f8e66d60ae673.dat-decoded.exe
Verdict:
Malicious activity
Analysis date:
2025-05-26 15:22:30 UTC
Tags:
remcos rat
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Verdict:
Malicious
Score:
99.9%
Tags:
downloader dropper remcos virus
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Сreating synchronization primitives
Setting a keyboard event handler
DNS request
Connecting to a non-recommended domain
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Creating a file
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
cmd config-extracted crypto evasive eventvwr fingerprint fingerprint keylogger lolbin microsoft_visual_cc packed rat rat remcos remcos windows
Verdict:
Malicious
Labled as:
Dacic.A9349469.A.Generic
Malware family:
REMCOS
Verdict:
Malicious
Result
Threat name:
Remcos
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
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
Detected Remcos RAT
Found malware configuration
Installs a global keyboard hook
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Suricata IDS alerts for network traffic
Uses dynamic DNS services
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Detection:
remcos
Threat name:
Win32.Backdoor.Remcos
Status:
Malicious
First seen:
2025-05-26 15:19:18 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
35 of 38 (92.11%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
remcos
Similar samples:
+ 4'100 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:remotehost discovery
Behaviour
Suspicious use of SetWindowsHookEx
System Location Discovery: System Language Discovery
Malware Config
C2 Extraction:
elfin.duckdns.org:62186
Verdict:
Malicious
Tags:
rat remcos Win.Trojan.Remcos-9841897-0
YARA:
malware_windows_remcos_rat REMCOS_RAT_variants Remcos_Payload win_remcos_rat_unpacked Windows_Trojan_Remcos_b296e965 MAL_EXE_Remcos_RAT_Jul_22 Remcos
Unpacked files
SH256 hash:
749a63eca6363c2e605aed49ec04a927eb981d93efe954816f96a5f08030fd05
MD5 hash:
19a647fad4cc4a78a9c15234fe0d49e2
SHA1 hash:
2eb6dd67caa22c0983c92c23a6d7882e7e1b051a
Detections:
win_remcos_w0
win_remcos_auto
Remcos
Malware family:
Remcos
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | DebuggerCheck__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | iexplorer_remcos |
|---|---|
| Author: | iam-py-test |
| Description: | Detect iexplorer being taken over by Remcos |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer |
|---|---|
| Author: | ditekSHen |
| Description: | detects Windows exceutables potentially bypassing UAC using eventvwr.exe |
| Rule name: | pe_detect_tls_callbacks |
|---|
| Rule name: | RANSOMWARE |
|---|---|
| Author: | ToroGuitar |
| Rule name: | Remcos |
|---|---|
| Author: | kevoreilly |
| Description: | Remcos Payload |
| Rule name: | REMCOS_RAT_variants |
|---|
| 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.
946ba5b58aa0739677f5d630f93c42521244d54bf51f4550e26c52f8e66d60ae
Dropped by
SHA256 946ba5b58aa0739677f5d630f93c42521244d54bf51f4550e26c52f8e66d60ae
Dropped by
MD5 bb610e486f3eb6ee2a4d37aed7fa214b
Delivery method
Distributed via web download
Comments
Login required
You need to login to in order to write a comment. Login with your abuse.ch account.