MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 263e2a0a2aaf1b542281dda129fc59715a06acab1a86b949026841e4ed078839. 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: 5


Intelligence 5 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 263e2a0a2aaf1b542281dda129fc59715a06acab1a86b949026841e4ed078839
SHA3-384 hash: 9e421b47532d57bd31d910aeeade1a85c6ef1afd13b0e943f7aadce2fa7e4eaf64ef0c4b3c6fb0f07807fca1f8942315
SHA1 hash: a1ee4ed0959bb24c0f3ec9af2ad1dba8a4495574
MD5 hash: 6c2366ca263da1b37acac16a1c98770c
humanhash: west-carpet-earth-mountain
File name:RFQ.IMG
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'245'184 bytes
First seen:2022-12-16 11:31:18 UTC
Last seen:Never
File type: img
MIME type:application/x-iso9660-image
ssdeep 12288:GlDm7D8rRGCfrqnAaOsvnzsmMulbXsRoLSQ:GlCfWlGnAan5lbXMHQ
TLSH T1FF4523916A45C0BAE2550AF488B9D373D5BBB29208CB7437736C1F786BB53CE2F42611
TrID 99.4% (.NULL) null bytes (2048000/1)
0.2% (.ISO) ISO 9660 CD image (5100/59/2)
0.2% (.ATN) Photoshop Action (5007/6/1)
0.0% (.BIN/MACBIN) MacBinary 1 (1033/5)
0.0% (.ABR) Adobe PhotoShop Brush (1002/3)
Reporter cocaman
Tags:img RemcosRAT RFQ


Avatar
cocaman
Malicious email (T1566.001)
From: "=?UTF-8?B?IklvbnXImyBDSVVGVSI=?= <Ionut.CIUFU@eneria.ro>" (likely spoofed)
Received: "from atos.com.tr (unknown [194.180.48.183]) "
Date: "7 Dec 2022 03:04:30 -0800"
Subject: "cerere pentru oferta de pret"
Attachment: "RFQ.IMG"

Intelligence

File Origin
# of uploads :
1
# of downloads :
106
Origin country :
n/a
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:RFQ.EXE
File size:558'718 bytes
SHA256 hash: fa965dc6edbb0e244cef4ecab1dabb2d04c9c174e42ac25c60f463237bcea16b
MD5 hash: 37ab44b9da597829adf19a17572f7983
MIME type:application/x-dosexec
Signature RemcosRAT
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Foxhole.Iso_fs1133.UNOFFICIAL
Create hunting rule

Gathering data
Result
Verdict:
MALICIOUS
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/263e2a0a2aaf1b542281dda129fc59715a06acab1a86b949026841e4ed078839/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2022-12-07 09:07:17 UTC
File Type:
Binary (Archive)
Extracted files:
5
AV detection:
20 of 40 (50.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ey7cucrkv4nviiub3wqst7czofnanlfldkdlssicnba6j3ihra4q._file
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.74
Link:
https://yomi.yoroi.company/submissions/263e2a0a2aaf1b542281dda129fc59715a06acab1a86b949026841e4ed078839

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:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:Remcos
Create hunting rule
Author:kevoreilly
Description:Remcos Payload
Rule name:remcos_rat
Create hunting rule
Author:jeFF0Falltrades
Rule name:REMCOS_RAT_variants
Create hunting rule
Rule name:Windows_Trojan_Remcos_b296e965
Create hunting rule
Author:Elastic Security
Rule name:win_remcos_auto
Create hunting rule
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.

Malspam

RemcosRAT

img 263e2a0a2aaf1b542281dda129fc59715a06acab1a86b949026841e4ed078839

(this sample)

RemcosRAT

Executable exe fa965dc6edbb0e244cef4ecab1dabb2d04c9c174e42ac25c60f463237bcea16b

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 fa965dc6edbb0e244cef4ecab1dabb2d04c9c174e42ac25c60f463237bcea16b
  
Dropping
RemcosRAT
  
Dropping
MD5 37ab44b9da597829adf19a17572f7983

Comments