MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5abb430a9a370206fdba8c9ad16d4cdcdcdbd27fc6d3e1eca0ac9a6619b416fc. 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 22 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5abb430a9a370206fdba8c9ad16d4cdcdcdbd27fc6d3e1eca0ac9a6619b416fc
SHA3-384 hash: 15c4526f32dc2df45540465dd2a472526a1dd4da583d86c59f2d11ede12bbe51d8e4751a0df6d69ca3b16671f9219fc5
SHA1 hash: b7bb6aac6ea5e5b1a15c21a8ee487199836c5d3d
MD5 hash: 50a3776333008cc877170dd993082fc4
humanhash: alabama-louisiana-potato-quiet
File name:PO NOV2025_1762289702.xls.z
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:578'091 bytes
First seen:2025-11-05 15:17:01 UTC
Last seen:Never
File type: z
MIME type:application/x-rar
ssdeep 12288:Bx/qZghbGzIeksnO4GhX+BFXrp178IZHxVJdKFcVmhPt:2CGzIe9O4GhX+XbpNPxVj8U6Pt
TLSH T1F9C4339B0A676C1C7E7E8D8B0A9FA3075D14F246A4D3DA1B277C2E07CE0538DB8B5509
TrID 61.5% (.RAR) RAR compressed archive (v5.0) (8000/1)
38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Magika rar
Reporter cocaman
Tags:RemcosRAT z


Avatar
cocaman
Malicious email (T1566.001)
From: "wanchalerm@berlinpharm.com" (likely spoofed)
Received: "from berlinpharm.com (unknown [192.3.198.20]) "
Date: "04 Nov 2025 23:42:28 -0800"
Subject: "PROFORMA REQUEST _ LATEST PRICE LIST (NOV 2025)"
Attachment: "PO NOV2025_1762289702.xls.z"

Intelligence

File Origin
# of uploads :
1
# of downloads :
49
Origin country :
CH CH
File Archive Information

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

File name:PO NOV2025_1762289702.xls.vbs
File size:900'047 bytes
SHA256 hash: af2fe8381a8dbcc5878e080919e5afe3354c1fd2080ff646e02f274d70abf6ec
MD5 hash: 8d2af6cabc7d269d1a73dcf47919997d
MIME type:text/plain
Signature RemcosRAT
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Foxhole.Rar_xls.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=690b5c1d5a5ed7864e23231f
Tags:
obfuscate xtreme shell lien
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm base64 cmd evasive fingerprint lolbin masquerade obfuscated powershell
Link:
https://www.filescan.io/uploads/690b6a7e85b61a93a737f4a9/reports/5c91d37b-3e8c-46b6-9ca9-62703572b205/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/5abb430a9a370206fdba8c9ad16d4cdcdcdbd27fc6d3e1eca0ac9a6619b416fc
Verdict:
Malicious
File Type:
rar
First seen:
2025-11-05T04:10:00Z UTC
Last seen:
2025-11-05T04:10:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/5abb430a9a370206fdba8c9ad16d4cdcdcdbd27fc6d3e1eca0ac9a6619b416fc/results?tab=lookup
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5abb430a9a370206fdba8c9ad16d4cdcdcdbd27fc6d3e1eca0ac9a6619b416fc/
Verdict:
Malicious
Threat:
Family.REMCOS
Link:
https://tip.neiki.dev/file/5abb430a9a370206fdba8c9ad16d4cdcdcdbd27fc6d3e1eca0ac9a6619b416fc
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-11-05 06:25:58 UTC
File Type:
Binary (Archive)
Extracted files:
1
AV detection:
8 of 23 (34.78%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=lk5ugcu2g4ban7n2rsnnc3km3tonxut7y3j6d3favsngmgnuc36a._file
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/5abb430a9a370206fdba8c9ad16d4cdcdcdbd27fc6d3e1eca0ac9a6619b416fc

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:Disable_Defender
Create hunting rule
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
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:pe_detect_tls_callbacks
Create hunting rule
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:Remcos
Create hunting rule
Author:kevoreilly
Description:Remcos Payload
Rule name:REMCOS_RAT_variants
Create hunting rule
Rule name:Remcos_unpacked_PulseIntel
Create hunting rule
Author:PulseIntel
Description:Remcos Payload
Rule name:SUSP_PS1_JAB_Pattern_Jun22_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects suspicious UTF16 and Base64 encoded PowerShell code that starts with a $ sign and a single char variable
Reference:Internal Research
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
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
Reference:https://www.elastic.co/security-labs/exploring-the-ref2731-intrusion-set
Rule name:win_rat_generic
Create hunting rule
Author:Reedus0
Description:Rule for detecting generic RAT malware
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

z 5abb430a9a370206fdba8c9ad16d4cdcdcdbd27fc6d3e1eca0ac9a6619b416fc

(this sample)

RemcosRAT

Visual Basic Script (vbs) vbs af2fe8381a8dbcc5878e080919e5afe3354c1fd2080ff646e02f274d70abf6ec

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 af2fe8381a8dbcc5878e080919e5afe3354c1fd2080ff646e02f274d70abf6ec
  
Dropping
RemcosRAT
  
Dropping
MD5 8d2af6cabc7d269d1a73dcf47919997d

Comments