MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7d6b63c5a80035e7823a17dc7493048dbf0bdd33110ae9df169a3bcee02527b9. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments

SHA256 hash: 7d6b63c5a80035e7823a17dc7493048dbf0bdd33110ae9df169a3bcee02527b9
SHA3-384 hash: 3ffe27869c28ca4a23d9a49b80b8929953ca0fb797c85c9ec27785b11603002cde5a97fb2e7d26c8f24d701651e840d0
SHA1 hash: 4f959347af55b7fb006de94efb50120f18cf9aad
MD5 hash: e63ff09dc671da4b763b99a5b3211110
humanhash: skylark-butter-lemon-carpet
File name:DHL Receipt Document,pdf.exe
Download: download sample
Signature RemcosRAT
File size:475'136 bytes
First seen:2020-07-16 08:18:48 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:dn442k4zUv3HYs6AP86fn1ihAzyao2kEnG0u:dn48l6APLU2w
Threatray 5'380 similar samples on MalwareBazaar
TLSH E4A429C87900759ECC1E8E754974DC30A6113C66F6FA920A63C73EAF7A3E593CA151A3
Reporter abuse_ch
Tags:DHL exe RemcosRAT


Avatar
abuse_ch
Malspam distributing RemcosRAT:

HELO: li2143-208.members.linode.com
Sending IP: 172.105.189.208
From: DHL Express <delivery@dhl.com>
Subject: RE:Dhl express
Attachment: DHL Receipt Document,pdf.iso (contains "DHL Receipt Document,pdf.exe")

RemcosRAT C2:
remcose.ddns.net:1960 (185.165.153.17)

Pointing to nVpn:

% Information related to '185.165.153.0 - 185.165.153.255'

% Abuse contact for '185.165.153.0 - 185.165.153.255' is 'abuse@privacyfirst.sh'

inetnum: 185.165.153.0 - 185.165.153.255
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-AT2
country: AT
admin-c: TPP15-RIPE
tech-c: TPP15-RIPE
org: ORG-TPP6-RIPE
status: ASSIGNED PA
mnt-by: PRIVACYFIRST-MNT
created: 2019-10-18T12:14:26Z
last-modified: 2020-07-14T13:31:45Z
source: RIPE

Intelligence


File Origin
# of uploads :
1
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Forced shutdown of a system process
Enabling autorun with Startup directory
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
Executable has a suspicious name (potential lure to open the executable)
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Initial sample is a PE file and has a suspicious name
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
Uses dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2020-07-16 07:20:43 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
rat family:remcos
Behaviour
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Suspicious use of SetThreadContext
Uses the VBS compiler for execution
Remcos
Malware Config
C2 Extraction:
remcose.ddns.net:1960
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:CAP_HookExKeylogger
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
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 7d6b63c5a80035e7823a17dc7493048dbf0bdd33110ae9df169a3bcee02527b9

(this sample)

  
Delivery method
Distributed via e-mail attachment

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