MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 92f26df2b8881b2971127cc9bd67d17924b895e4124092d49fdc6ebe4d362620. 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: 8


Intelligence 8 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 92f26df2b8881b2971127cc9bd67d17924b895e4124092d49fdc6ebe4d362620
SHA3-384 hash: bdfe1831bb27b6446b154bc43cbb4f6796e16ac772d828360a8c9079978f06aa30a7786a193224a996d2a83afe96bd26
SHA1 hash: 47965f11b60027a4d7f79933ecf398190ed157ac
MD5 hash: ec70a692fa5b9249165b45658f5c8425
humanhash: yellow-one-wolfram-video
File name:C1350095.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:860'160 bytes
First seen:2020-08-18 11:58:14 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:Ir33HYiOcyo2z9W6M9BkKSqMoQahJ7PqYxnGujWyuqt:IzIiOcyoCw94sQahZ9kyuqt
Threatray 782 similar samples on MalwareBazaar
TLSH 0A055B5252BC6AEAF1ED6DF7A0610B095A70CD4095BAA395C9CF78F0E9B3313CD861D0
Reporter abuse_ch
Tags:exe nVpn RAT RemcosRAT


Avatar
abuse_ch
Malspam distributing RemcosRAT:

HELO: server1.englam.com.sg
Sending IP: 103.11.189.83
From: arockiamvincent@englam.com.sg
Subject: Re: Attn
Attachment: C1350095.pdf.z (contains "C1350095.exe")

RemcosRAT C2:
salespaul.hopto.org:24005 (91.193.75.25)

Pointing to nVpn:

% Information related to '91.193.75.0 - 91.193.75.255'

% Abuse contact for '91.193.75.0 - 91.193.75.255' is 'abuse@kgb-vpn.org'

inetnum: 91.193.75.0 - 91.193.75.255
netname: NET-NINAZU
remarks: ------------------------------------------
remarks: * This network is used for a VPN service.
remarks: * No logs are stored in any shape or form.
remarks: ------------------------------------------
country: RU
admin-c: NVS100-RIPE
tech-c: NVS100-RIPE
abuse-c: NVS100-RIPE
mnt-by: NINAZU-MNT
mnt-by: RIPE-NCC-END-MNT
org: ORG-KHd1-RIPE
sponsoring-org: ORG-MW1-RIPE
status: ASSIGNED PI
created: 2012-06-04T11:05:55Z
last-modified: 2020-07-28T21:23:48Z
source: RIPE

Intelligence

File Origin
# of uploads :
1
# of downloads :
79
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/47789/
Detection(s):
Win.Malware.Score-7597125-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Launching a process
DNS request
Sending a UDP request
Creating a file
Sending a custom TCP request
Creating a file in the %AppData% subdirectories
Connection attempt
Setting a global event handler for the keyboard
Unauthorized injection to a system process
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/92f26df2b8881b2971127cc9bd67d17924b895e4124092d49fdc6ebe4d362620/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-08-18 01:10:36 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=slzg34vyranss4ispte32z6rpeslrfpecjajfve73rxl4tjweyqa._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
21c0f71a640ec97eb4bf4e3445896f1200e676bc8c2c096db8a725d5eb6f3427
RemcosRAT
2d29f962b325477d0a35364394c3ea6178f7b030e7a4e57c3811ea3696b7d661
RemcosRAT
4096056536154e1fa5a10e3495cd3ddadf7c01022b7b65b0c35a67b2eac2bc6b
RemcosRAT
4ea16682c6d48eb737c1857beceadc3d3077921c03fa62d9dad44d551d92729d
RemcosRAT
6c62bb193f11ea8626c9c37f1898885271682c15f4bd8d8a7bd7a52fbd67c54e
RemcosRAT
6c882aeb918e424cefe1068a6d3fbff5526c31e185716bf3a0d5ae0295772f09
RemcosRAT
84a066f7294211d47a88b38b0ad9ff2f0e385973c4a3b92b39b2df25e178aca8
RemcosRAT
abee232f81ca94abbdb0d1c0d236b0ee49b421b32e0a6b8812e278a248b6b46a
RemcosRAT
b8d1d962744d0c6ab3abe293c4671b3ba6524f623f9d6f02361bc60eec7b4cb4
RemcosRAT
f18bf944f9365beda201e63d97f1b93139994d9cef424f855d691cf797c33d0f
RemcosRAT
+ 772 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
rat family:remcos
Link:
https://tria.ge/reports/200818-9vxcjyepka/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Remcos
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/92f26df2b8881b2971127cc9bd67d17924b895e4124092d49fdc6ebe4d362620

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
Create hunting rule
Author:abuse.ch
Rule name:win_remcos_auto
Create hunting rule
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

z c74716691ef5025e3bc97356f2d5b5d227449f6d25cc4e0f5b5bb917bfb0c580

RemcosRAT

Executable exe 92f26df2b8881b2971127cc9bd67d17924b895e4124092d49fdc6ebe4d362620

(this sample)

  
Dropped by
MD5 5db425163519c11e387c76395675b12d
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/47789/
  
Dropped by
SHA256 c74716691ef5025e3bc97356f2d5b5d227449f6d25cc4e0f5b5bb917bfb0c580

Comments