MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 32261359fbf4aa11ebbaeefe9eebce4c761c591c2853fa644184bd4045cfe590. 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
| SHA256 hash: | 32261359fbf4aa11ebbaeefe9eebce4c761c591c2853fa644184bd4045cfe590 |
|---|---|
| SHA3-384 hash: | 2310467b7c531e66b4797249ace8aebc24d893e601235099de829efd53b3bee42959a624b65a6264f5a6ded052f704a5 |
| SHA1 hash: | e51c4006bd373fa5419c828ef22af2c9efe8919a |
| MD5 hash: | b3864b662f83cff2f63b3c29768b1823 |
| humanhash: | vegan-queen-skylark-sink |
| File name: | b3864b662f83cff2f63b3c29768b1823 |
| Download: | download sample |
| Signature | RemcosRAT |
| File size: | 488'448 bytes |
| First seen: | 2023-05-23 08:04:55 UTC |
| Last seen: | 2023-05-23 10:07:57 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | b1c8f7572a6db205362528e88fd3ff32 (21 x RemcosRAT) |
| ssdeep | 12288:CX8/Vx65HCnDAByqulR1fZJQGs/Z8VRq:p/Vc5HCnDABMfZJQNZE |
| Threatray | 336 similar samples on MalwareBazaar |
| TLSH | T12CA4AE01BAC2C072D57524340D2AF735DABCBD212935597B73EA1D6BFE30190A72A7B2 |
| TrID | 32.2% (.EXE) Win64 Executable (generic) (10523/12/4) 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) (4505/5/1) 6.2% (.EXE) OS/2 Executable (generic) (2029/13) |
| File icon (PE): |  |
| dhash icon | c4d48eaa8ad4d4f8 (1'000 x RemcosRAT, 1 x Worm.Ramnit, 1 x Vjw0rm) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe RemcosRAT |
Intelligence
File Origin
# of uploads :
2
# of downloads :
297
Origin country :
FRVendor Threat Intelligence
Malware family:
remcos
ID:
1
File name:
b3864b662f83cff2f63b3c29768b1823
Verdict:
Malicious activity
Analysis date:
2023-05-23 08:07:20 UTC
Tags:
rat remcos stealer keylogger
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Сreating synchronization primitives
Setting a keyboard event handler
DNS request
Sending an HTTP GET request
Unauthorized injection to a recently created process
Creating a file
Reading critical registry keys
Creating a file in the %temp% directory
Sending a custom TCP request
Query of malicious DNS domain
Sending a TCP request to an infection source
Stealing user critical data
Result
Malware family:
n/a
Score:
6/10
Tags:
n/a
Behaviour
MalwareBazaar
MeasuringTime
EvasionQueryPerformanceCounter
CheckCmdLine
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
cmd.exe evasive exploit explorer.exe fingerprint greyware keylogger lolbin rat remcos shell32.dll
Verdict:
Malicious
Labled as:
Remcos.Generic
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
REMCOS
Verdict:
Malicious
Result
Threat name:
Remcos
Detection:
malicious
Classification:
phis.troj.spyw.expl.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to inject code into remote processes
Contains functionality to modify clipboard data
Contains functionality to steal Firefox passwords or cookies
Delayed program exit found
Detected unpacking (changes PE section rights)
Found malware configuration
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
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:
Detection:
remcos
Threat name:
Win32.Trojan.Remcos
Status:
Malicious
First seen:
2023-05-23 08:05:06 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
21 of 23 (91.30%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
remcos
Similar samples:
+ 326 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos botnet:ducktest collection spyware stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Reads user/profile data of web browsers
NirSoft MailPassView
NirSoft WebBrowserPassView
Nirsoft
Malware Config
C2 Extraction:
2peoples.duckdns.org:8692
Unpacked files
SH256 hash:
32261359fbf4aa11ebbaeefe9eebce4c761c591c2853fa644184bd4045cfe590
MD5 hash:
b3864b662f83cff2f63b3c29768b1823
SHA1 hash:
e51c4006bd373fa5419c828ef22af2c9efe8919a
Detections:
Remcos
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: | iexplorer_remcos |
|---|---|
| Author: | iam-py-test |
| Description: | Detect iexplorer being taken over by Remcos |
| Rule name: | INDICATOR_EXE_Packed_MPress |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables built or packed with MPress PE compressor |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store |
|---|---|
| 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 |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables referencing many email and collaboration clients. Observed in information stealers |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM |
|---|---|
| Author: | ditekSHen |
| Description: | Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) |
| Rule name: | meth_get_eip |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | meth_stackstrings |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | QbotStuff |
|---|---|
| Author: | anonymous |
| Rule name: | Remcos |
|---|---|
| Author: | kevoreilly |
| Description: | Remcos Payload |
| Rule name: | REMCOS_RAT_variants |
|---|
| Rule name: | TeslaCryptPackedMalware |
|---|
| Rule name: | Windows_Trojan_Remcos_b296e965 |
|---|---|
| Author: | Elastic Security |
| Rule name: | win_remcos_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.remcos. |
| Rule name: | yara_template |
|---|
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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