MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9d428fbac3fcab871020553f53dddfd5b343a6389f1fa565f5c1f916ad870ba4. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9d428fbac3fcab871020553f53dddfd5b343a6389f1fa565f5c1f916ad870ba4
SHA3-384 hash: d2bb0bf227c24381aa693180b6b9ecd18044b45453a6c2210e934d3c6a7a12bab448cc850983e032b3d64e99692450dc
SHA1 hash: a6c5e252acc38c986afcb5743fc05eef1ef89dc1
MD5 hash: faa7428f7f803ec883127ce1b8fde368
humanhash: wolfram-thirteen-cup-hot
File name:MB9865678000.BZ2
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'001'037 bytes
First seen:2024-02-20 09:23:21 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 24576:RCvn+fxnbdvctCarnz6KX7DnCDrxlCEJxGzh51A:cn+JbMprn2k7DnyShhfA
TLSH T1172533BFE461403632108DBC6D22CFC493CCA5F1DA72CF43468162B7ED951AA7ECA695
TrID 80.0% (.ZIP) ZIP compressed archive (4000/1)
20.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter cocaman
Tags:bz2 RemcosRAT zip


Avatar
cocaman
Malicious email (T1566.001)
From: "hopaexport@hotmail.com" (likely spoofed)
Received: "from triskaidekaphobic.nowbullet.com (unknown [185.222.58.76]) "
Date: "19 Feb 2024 06:40:24 +0100"
Subject: "Quote order HTR987678"
Attachment: "MB9865678000.BZ2"

Intelligence

File Origin
# of uploads :
1
# of downloads :
191
Origin country :
CH CH
File Archive Information

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

File name:MB9865678000.exe
File size:1'592'832 bytes
SHA256 hash: 7fe4e53ab09ec648bd7cf8e6563dded6ae5591988cbfd05062420dceeb2ce2f2
MD5 hash: f7599f41a3814c8a6beccd1e53089526
MIME type:application/x-dosexec
Signature RemcosRAT
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.Generic.33203615.28472.17882.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
autoit fingerprint keylogger lolbin packed remcos shell32
Link:
https://www.filescan.io/uploads/65d46fb426f1ddc579a1c726/reports/b662cbf6-872b-4b1c-91f1-4ed6d75ed246/overview
Verdict:
Suspicious
Labled as:
Troj/AutoIt
Link:
https://www.hybrid-analysis.com/sample/9d428fbac3fcab871020553f53dddfd5b343a6389f1fa565f5c1f916ad870ba4
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/9d428fbac3fcab871020553f53dddfd5b343a6389f1fa565f5c1f916ad870ba4
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Score:
100%
Verdict:
Malware
File Type:
ARCHIVE
Link:
https://malprob.io/report/9d428fbac3fcab871020553f53dddfd5b343a6389f1fa565f5c1f916ad870ba4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9d428fbac3fcab871020553f53dddfd5b343a6389f1fa565f5c1f916ad870ba4/
Threat name:
Script-AutoIt.Trojan.Remcos
Create hunting rule
Status:
Malicious
First seen:
2024-02-20 09:23:25 UTC
File Type:
Binary (Archive)
Extracted files:
27
AV detection:
13 of 38 (34.21%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tvbi7owd7svyoebaku7vhxo72wzuhjryt4p2kzpvyh4rnlmhbosa._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/240220-mmpa7aff52/
Behaviour
Suspicious use of WriteProcessMemory
AutoIT Executable
Drops startup file
Executes dropped EXE
Loads dropped DLL
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/9d428fbac3fcab871020553f53dddfd5b343a6389f1fa565f5c1f916ad870ba4

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:AutoIT_Compiled
Create hunting rule
Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE). This rule by itself does NOT necessarily mean the detected file is malicious.
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)

File information

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

Malspam

RemcosRAT

zip 9d428fbac3fcab871020553f53dddfd5b343a6389f1fa565f5c1f916ad870ba4

(this sample)

RemcosRAT

Executable exe 7fe4e53ab09ec648bd7cf8e6563dded6ae5591988cbfd05062420dceeb2ce2f2

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 7fe4e53ab09ec648bd7cf8e6563dded6ae5591988cbfd05062420dceeb2ce2f2
  
Dropping
MD5 f7599f41a3814c8a6beccd1e53089526

Comments