MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b170872193e5d3fac34893de20ab05db895668f427a5188821e35ff59ac4ea23. 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: 7


Intelligence 7 IOCs YARA 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b170872193e5d3fac34893de20ab05db895668f427a5188821e35ff59ac4ea23
SHA3-384 hash: a0bdac1560a1cef7a774d707a02e900747fd19a72b4a63b63dc940d3d8adc51740c617acdcd73d4c1021669d047e5f2a
SHA1 hash: b8bc67a19147dfc1e5d79d6a7c3d680dd7b8aa44
MD5 hash: 978eddbb46d1d750a8035e8f5ca54372
humanhash: east-moon-fruit-zulu
File name:ORDER SPECIFICATION FOR 790407 UPLASTICO 2024.R01
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:911'455 bytes
First seen:2024-02-08 09:32:24 UTC
Last seen:Never
File type: r01
MIME type:application/x-rar
ssdeep 24576:fFfUnp7tx6PZAUWJ735w63ErifFf8ZnfQC:4L6AVq63SCFfInfQC
TLSH T1601523FCB05344C84D688CCFE988A0C8AE558926D35C9C169D135B502BBC9FAB7D673E
TrID 61.5% (.RAR) RAR compressed archive (v5.0) (8000/1)
38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter cocaman
Tags:r01 RemcosRAT


Avatar
cocaman
Malicious email (T1566.001)
From: "Avijit Das / Crescent Foundry LLC <alia@hawras.com>" (likely spoofed)
Received: "from woops.hawras.com (woops.hawras.com [185.222.163.60]) "
Date: "Thu, 08 Feb 2024 00:40:36 -0800"
Subject: "ORDER SPECIFICATION AND DRAWING 2024"
Attachment: "ORDER SPECIFICATION FOR 790407 UPLASTICO 2024.R01"

Intelligence

File Origin
# of uploads :
1
# of downloads :
93
Origin country :
CH CH
File Archive Information

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

File name:ORDER SPECIFICATION FOR 790407 UPLASTICO 2024.exe
File size:1'007'616 bytes
SHA256 hash: 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b
MD5 hash: 3f6158f27ef80630313026f52cac93f4
MIME type:application/x-dosexec
Signature RemcosRAT
Vendor Threat Intelligence
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade packed remcos
Link:
https://www.filescan.io/uploads/65c49fd943584b5a333a28e4/reports/acf82c59-b2a4-45f8-a745-397a0f99a439/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/b170872193e5d3fac34893de20ab05db895668f427a5188821e35ff59ac4ea23
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b170872193e5d3fac34893de20ab05db895668f427a5188821e35ff59ac4ea23/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2024-02-08 09:32:29 UTC
File Type:
Binary (Archive)
Extracted files:
13
AV detection:
9 of 38 (23.68%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wfyioimt4xj7vq2isppcbkyf3oevm2hue6srrcbb4np7lgwe5irq._file
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b170872193e5d3fac34893de20ab05db895668f427a5188821e35ff59ac4ea23

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:iexplorer_remcos
Create hunting rule
Author:iam-py-test
Description:Detect iexplorer being taken over by Remcos
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
Create hunting rule
Author:ditekSHen
Description:Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Remcos
Create hunting rule
Author:kevoreilly
Description:Remcos Payload
Rule name:REMCOS_RAT_variants
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
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.
Rule name:win_remcos_rat_unpacked
Create hunting rule
Author:Matthew @ Embee_Research
Description:Detects strings present in remcos rat Samples.
Rule name:win_remcos_w0
Create hunting rule
Author:Matthew @ Embee_Research
Description:Detects strings present in remcos rat Samples.
Rule name:yarahub_win_remcos_rat_unpacked_aug_2023
Create hunting rule
Author:Matthew @ Embee_Research

File information

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

Malspam

RemcosRAT

r01 b170872193e5d3fac34893de20ab05db895668f427a5188821e35ff59ac4ea23

(this sample)

RemcosRAT

Executable exe 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 839be5e2a653b3fbd43370403d066b16e4dd22d867997b5156de621f44bf072b
  
Dropping
MD5 3f6158f27ef80630313026f52cac93f4

Comments