MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4ca9d922b73c939978d33effd01f5e58928a0390cd41980455db096a5ca61255. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments 1

SHA256 hash: 4ca9d922b73c939978d33effd01f5e58928a0390cd41980455db096a5ca61255
SHA3-384 hash: efe2e9e2526dcfd651cc3f0d692aa3878ace5afcc8be2355d10b7d3fdd5c69db92d3cf3aadaf13b9aff97c6b73cbb5d6
SHA1 hash: 505a59a441358664751fb92a3c358e87b49026eb
MD5 hash: 9ee9dcf9c878d23c4b1b92f73ac50ff4
humanhash: november-oklahoma-nine-friend
File name:9ee9dcf9c878d23c4b1b92f73ac50ff4
Download: download sample
Signature RemcosRAT
File size:2'208'768 bytes
First seen:2023-01-20 20:22:06 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 49152:krzmQ1Ygm+AMgk8SaY61yFwwyrU/auBqnAC4qO:
Threatray 3'254 similar samples on MalwareBazaar
TLSH T1CCA5E1B20357BFEBE35B1E849805A9018C675C539F78D3E8FDC818AF61D4538EA89931
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 4db292f2d88cb40b (15 x RemcosRAT, 13 x AgentTesla, 7 x NanoCore)
Reporter zbetcheckin
Tags:32 exe RemcosRAT

Intelligence


File Origin
# of uploads :
1
# of downloads :
207
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
9ee9dcf9c878d23c4b1b92f73ac50ff4
Verdict:
Malicious activity
Analysis date:
2023-01-20 20:24:31 UTC
Tags:
rat remcos keylogger

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

Behaviour
Creating a window
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
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.
Result
Threat name:
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Connects to many ports of the same IP (likely port scanning)
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Creates an undocumented autostart registry key
Delayed program exit found
Encrypted powershell cmdline option found
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Uses dynamic DNS services
Yara detected Costura Assembly Loader
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Heracles
Status:
Malicious
First seen:
2023-01-20 16:37:57 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
17 of 39 (43.59%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:remcos botnet:jowahost rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Remcos
Malware Config
C2 Extraction:
infoprokaps.ddns.net:36408
Unpacked files
SH256 hash:
ff8c24bce1eb009f0d5c47a09b96caf02726c285cea0d635082ad4da27e63d1b
MD5 hash:
9d6ec6072ee1814a4a01d1eb3fb67ba1
SHA1 hash:
d0b416de1c900b6bcb35dc182b2e8744f16c3289
SH256 hash:
7ff3da65de3e5a4342f09c986446af6b99067276386a09b622999eea55f7ae84
MD5 hash:
baccb293b9e4c8f52c213f400e5a2b31
SHA1 hash:
89bb9a6e350a88a0e3c6f665aa2e4775e7357de2
SH256 hash:
5f761b7bf0a7c8de10164de1e85cca0182919cd32247e099a422e646eee031ab
MD5 hash:
aa6b3a8aeaa3591554f8cc654dc73dc3
SHA1 hash:
67ba863be2f3b67b0445a98896bd0486dcc9ab9b
SH256 hash:
4ca9d922b73c939978d33effd01f5e58928a0390cd41980455db096a5ca61255
MD5 hash:
9ee9dcf9c878d23c4b1b92f73ac50ff4
SHA1 hash:
505a59a441358664751fb92a3c358e87b49026eb
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:BitcoinAddress
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Web download

RemcosRAT

Executable exe 4ca9d922b73c939978d33effd01f5e58928a0390cd41980455db096a5ca61255

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2023-01-20 20:22:10 UTC

url : hxxp://198.46.177.210/130/vbc.exe