MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b6cbbd914e6466a18364e387503ecb099cb0b497807a85a1f5a8fb5e2df13213. 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: 15


Intelligence 15 IOCs YARA 4 File information Comments

SHA256 hash: b6cbbd914e6466a18364e387503ecb099cb0b497807a85a1f5a8fb5e2df13213
SHA3-384 hash: 089c53e16aa56cd9c8f4f3b70d748b3266c0e5f176457cbc16e7fdcd897744500e099ba76fb588c0d6fcb794fde29de9
SHA1 hash: 83cd77196c39b276dca9567af2ca29038f828594
MD5 hash: 38f2aeaec1fe65eec3273ee27a5facac
humanhash: romeo-dakota-speaker-angel
File name:SecuriteInfo.com.Trojan.NSISX.Spy.Gen.2.27131.8894
Download: download sample
Signature RemcosRAT
File size:707'382 bytes
First seen:2022-05-27 03:36:54 UTC
Last seen:2022-05-27 09:17:33 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 55f3dfd13c0557d3e32bcbc604441dd3 (124 x Formbook, 18 x Loki, 13 x AgentTesla)
ssdeep 12288:/1F4mb7oBEsnmUZOwmhtfVUr29vcx/YN3UsCsgl/aw6V0WgJtULt9jiNZe:/1F9voBEGmUlmhtNiDsqH6WW2qHjye
Threatray 12'944 similar samples on MalwareBazaar
TLSH T19AE423EE7FA5E153C1C90AF19F52E21DA2789164351322632AF9DE2EDC207C23E4D2D5
TrID 92.9% (.EXE) NSIS - Nullsoft Scriptable Install System (846567/2/133)
3.4% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
1.1% (.EXE) Win64 Executable (generic) (10523/12/4)
0.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
0.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):PE icon
dhash icon c4ccc8c0d8d8f0d4 (1 x RemcosRAT, 1 x AgentTesla)
Reporter SecuriteInfoCom
Tags:exe RemcosRAT

Intelligence


File Origin
# of uploads :
3
# of downloads :
317
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
SecuriteInfo.com.Trojan.NSISX.Spy.Gen.2.27131.8894
Verdict:
Malicious activity
Analysis date:
2022-05-27 03:38:17 UTC
Tags:
installer remcos

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Creating a file in the %AppData% subdirectories
Сreating synchronization primitives
Sending a custom TCP request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control.exe overlay packed shell32.dll
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.
Gathering data
Result
Threat name:
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Delayed program exit found
Found malware configuration
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.NSISInject
Status:
Malicious
First seen:
2022-05-27 00:01:44 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
17 of 26 (65.38%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:remcos botnet:remotehost persistence rat
Behaviour
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
Remcos
Malware Config
C2 Extraction:
172.111.234.100:5888
Unpacked files
SH256 hash:
b6cbbd914e6466a18364e387503ecb099cb0b497807a85a1f5a8fb5e2df13213
MD5 hash:
38f2aeaec1fe65eec3273ee27a5facac
SHA1 hash:
83cd77196c39b276dca9567af2ca29038f828594
Please note that we are no longer able to provide a coverage score for Virus Total.

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:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:remcos_rat
Author:jeFF0Falltrades
Rule name:REMCOS_RAT_variants
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.

Comments