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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 45b2d2ff27a08b400f0e149e5371c683b09963058ff52b5c395ab79ecf6de1c8. 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


Intelligence 17 IOCs YARA 6 File information Comments

SHA256 hash: 45b2d2ff27a08b400f0e149e5371c683b09963058ff52b5c395ab79ecf6de1c8
SHA3-384 hash: 6579cddb065a474a4fe7bf22ffb633aa27721d213f097a718f8ba0feb2d5072058f205bba92bf7f2a7bdec23da0c037d
SHA1 hash: 5ca43a80d0148ea9084214c6a4adc38f0ee3ef9e
MD5 hash: c80e97165d0a93b86bf5e7e193b16cc1
humanhash: music-vermont-fanta-september
File name:xd9SvEQRya1H.exe
Download: download sample
Signature RemcosRAT
File size:486'912 bytes
First seen:2023-03-07 13:19:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash b1c8f7572a6db205362528e88fd3ff32 (21 x RemcosRAT)
ssdeep 12288:JjdAK8wxqkXuxOqLXO3X2orpbKs/Z6OBRq:XA3wxqkXuxOq+rpbRZb
Threatray 1'674 similar samples on MalwareBazaar
TLSH T15CA4AE01BAC2C072D57524344D2AFB35DABCBC201925597BB3EA1D5BFE70190A72A7B3
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):PE icon
dhash icon c4d48eaa8ad4d4f8 (1'215 x RemcosRAT, 1 x Worm.Ramnit, 1 x Vjw0rm)
Reporter pmelson
Tags:exe remcos RemcosRAT

Intelligence


File Origin
# of uploads :
1
# of downloads :
261
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
xd9SvEQRya1H.exe
Verdict:
Malicious activity
Analysis date:
2023-03-07 13:22:23 UTC
Tags:
keylogger remcos

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

Behaviour
Сreating synchronization primitives
Setting a keyboard event handler
DNS request
Sending a custom TCP request
Creating a file in the %AppData% subdirectories
Enabling the 'hidden' option for recently created files
Sending an HTTP GET request
Launching a process
Creating a process with a hidden window
Creating a window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd.exe exploit explorer.exe fingerprint greyware keylogger rat shell32.dll
Result
Threat name:
Detection:
malicious
Classification:
rans.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 steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Delayed program exit found
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Remcos
Status:
Malicious
First seen:
2023-03-07 13:48:54 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
23 of 25 (92.00%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:remcos botnet:milolunes2
Behaviour
Modifies registry class
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Checks computer location settings
Deletes itself
Malware Config
C2 Extraction:
contificoseguro.con-ip.com:2500
Unpacked files
SH256 hash:
45b2d2ff27a08b400f0e149e5371c683b09963058ff52b5c395ab79ecf6de1c8
MD5 hash:
c80e97165d0a93b86bf5e7e193b16cc1
SHA1 hash:
5ca43a80d0148ea9084214c6a4adc38f0ee3ef9e
Detections:
Remcos win_remcos_auto
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:iexplorer_remcos
Author:iam-py-test
Description:Detect iexplorer being taken over by Remcos
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
Author:ditekSHen
Description:Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Rule name:Remcos
Author:kevoreilly
Description:Remcos Payload
Rule name:REMCOS_RAT_variants
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.

File information


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

Web download

RemcosRAT

Executable exe 45b2d2ff27a08b400f0e149e5371c683b09963058ff52b5c395ab79ecf6de1c8

(this sample)

Comments