MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a02bd4ee18c7f26af910e361dce97116a391daacfad43de6bd66800d870a8205. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments

SHA256 hash: a02bd4ee18c7f26af910e361dce97116a391daacfad43de6bd66800d870a8205
SHA3-384 hash: 3c9cfd207991bd44f9813cd7bd2be3139878efe7656c73d153136f55252ff2e0fca03423de839f7e2f195b62fa70d768
SHA1 hash: 94ab0ec43e48b089b5fac3401f9e34f4668074e3
MD5 hash: d3ca6b7358f6c3687069285a7ae5ca1f
humanhash: winner-echo-pluto-helium
File name:New Quotation-V-40795.exe
Download: download sample
Signature RemcosRAT
File size:273'408 bytes
First seen:2020-07-29 05:03:12 UTC
Last seen:2020-07-29 05:50:19 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:rfO9wW8XPGYr2AxagzyzaGyzptd3hdZG4TztBjnKs4V2pd/:rm58+DAJzyzaGGtZ7ZLRBjnKA
Threatray 812 similar samples on MalwareBazaar
TLSH D8440221728867E3CAAE677C01251A1823F1BA12DB37D70D3F8621EE5573F628785B53
Reporter abuse_ch
Tags:exe nVpn RAT RemcosRAT


Avatar
abuse_ch
Malspam distributing RemcosRAT:

HELO: cloudhost-150218.us-midwest-1.nxcli.net
Sending IP: 104.207.254.25
From: Yeongjae Park (Mr) / Overseas Sales Dept. <rinno@rinno.co.kr>
Reply-To: mm1045725@gmail.com
Subject: Request for Quotation-V-40795
Attachment: New Quotation-V-40795.zip (contains "New Quotation-V-40795.exe")

RemcosRAT C2:
john777.ddns.net:6640 (185.140.53.34)

Pointing to nVpn:

% Information related to '185.140.53.0 - 185.140.53.255'

% Abuse contact for '185.140.53.0 - 185.140.53.255' is 'abuse@privacyfirst.sh'

inetnum: 185.140.53.0 - 185.140.53.255
remarks: This prefix is assigned to The PRIVACYFIRST Project, which
remarks: operates infrastructure jointly used by various VPN service
remarks: providers. We have a very strong focus on privacy and freedom.
remarks: In case of abuse, we encourage all international law enforcement
remarks: agencies to get in touch with our abuse contact. Due to the fact
remarks: that we keep no logs of user activities and only share data when
remarks: it is legally required under our jurisdiction, it is very unlikely
remarks: for a demand of user information to be successful. Still, that
remarks: should not deter you from reaching out.
netname: PRIVACYFIRST-EU3
country: EU
admin-c: TPP15-RIPE
tech-c: TPP15-RIPE
org: ORG-TPP6-RIPE
status: ASSIGNED PA
mnt-by: PRIVACYFIRST-MNT
created: 2016-10-17T23:24:00Z
last-modified: 2020-07-28T20:56:03Z
source: RIPE

Intelligence


File Origin
# of uploads :
2
# of downloads :
74
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a custom TCP request
Creating a window
Launching a process
Creating a process with a hidden window
Result
Threat name:
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Contains functionality to capture and log keystrokes
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Detected Remcos RAT
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
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
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM_3
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2020-07-29 05:05:07 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
rat family:remcos
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious use of SetThreadContext
Remcos
Malware Config
C2 Extraction:
john777.ddns.net:6640
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:ach_RemcosRAT
Author:abuse.ch
Rule name:win_remcos_auto
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information


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

Malspam

RemcosRAT

Executable exe a02bd4ee18c7f26af910e361dce97116a391daacfad43de6bd66800d870a8205

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments