MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 349d1de00dadbb553c01f4e55dc8330f5b06bf0318af83abe964d2a4f647cde0. 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: 10


Intelligence 10 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 349d1de00dadbb553c01f4e55dc8330f5b06bf0318af83abe964d2a4f647cde0
SHA3-384 hash: e1137eb3f2780f639ade30975c2b43fbfe908fcbb72b3f94c6e36c43c2d013c535b0a4692b30e6d85ba12ba92ff4abde
SHA1 hash: 0219a2851f7f9af96b7e017fa32f3161a3d0467c
MD5 hash: cffe639d371309cb04f79b6d20f1282d
humanhash: bravo-maryland-low-island
File name:00115725advicepdf.arj
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:752'899 bytes
First seen:2025-10-29 09:53:18 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 12288:TrRwy6x64ImOXjYGB8IsNL7KP6Lex+ZkSaWNqLvHef+NrT:TF4ImOnSSP0ex+ZkgNqz+f+NrT
TLSH T14AF423075933A14574B2FD927A03F0906FA38BA30BB28FD9D8526A4BEE1C55C0736D97
Magika zip
Reporter cocaman
Tags:arj payment RemcosRAT zip


Avatar
cocaman
Malicious email (T1566.001)
From: "AdviceSC <andi@glamsio.com>" (likely spoofed)
Received: "from slyly.glamsio.com (slyly.glamsio.com [188.240.14.74]) "
Date: "28 Oct 2025 18:34:52 -0700"
Subject: "Payment Advice"
Attachment: "00115725advicepdf.arj"

Intelligence

File Origin
# of uploads :
1
# of downloads :
98
Origin country :
CH CH
File Archive Information

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

File name:scan115725pdf.exe
File size:813'638 bytes
SHA256 hash: 5c6dabfd88cc55ca9697acf98987e8d267670be9f970ce4a445c90a450c32051
MD5 hash: b3956c4394a8b5193528ee5421927282
MIME type:application/x-dosexec
Signature RemcosRAT
Vendor Threat Intelligence
Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6901bd42706befaf4ec9e6be
Tags:
injection obfusc
Result
Verdict:
Suspicious
File Type:
PE File
Link:
https://app.docguard.net/349d1de00dadbb553c01f4e55dc8330f5b06bf0318af83abe964d2a4f647cde0/results/dashboard
Behaviour
BlacklistAPI detected
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
adaptive-context anti-debug blackhole installer installer installer-heuristic microsoft_visual_cc nsis overlay
Link:
https://www.filescan.io/uploads/6901e422c13470f84a4b1551/reports/006335ca-e0d7-4ae8-95d1-d0fcd426a7de/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/349d1de00dadbb553c01f4e55dc8330f5b06bf0318af83abe964d2a4f647cde0
Verdict:
Malicious
File Type:
zip
First seen:
2025-10-28T21:04:00Z UTC
Last seen:
2025-10-30T06:38:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/349d1de00dadbb553c01f4e55dc8330f5b06bf0318af83abe964d2a4f647cde0/results?tab=lookup
Score:
97%
Verdict:
Malware
File Type:
ARCHIVE
Link:
https://malprob.io/report/349d1de00dadbb553c01f4e55dc8330f5b06bf0318af83abe964d2a4f647cde0
Verdict:
inconclusive
YARA:
3 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Zip Archive
Link:
https://app.malva.re/file/cffe639d371309cb04f79b6d20f1282d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/349d1de00dadbb553c01f4e55dc8330f5b06bf0318af83abe964d2a4f647cde0/
Verdict:
Malicious
Threat:
Family.REMCOS
Link:
https://tip.neiki.dev/file/349d1de00dadbb553c01f4e55dc8330f5b06bf0318af83abe964d2a4f647cde0
Threat name:
Win32.Trojan.Guloader
Create hunting rule
Status:
Malicious
First seen:
2025-10-29 09:53:54 UTC
File Type:
Binary (Archive)
Extracted files:
7
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gsor3yanvw5vkpab6tsv3sbtb5nqnpyddcxyhk7jmtjkj5shzxqa._file
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:guloader family:remcos botnet:remotehost collection discovery downloader installer persistence rat
Link:
https://tria.ge/reports/251029-m98ncawjcl/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
NSIS installer
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Program Files directory
Drops file in Windows directory
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Adds Run key to start application
Legitimate hosting services abused for malware hosting/C2
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Detected Nirsoft tools
NirSoft MailPassView
NirSoft WebBrowserPassView
Guloader family
Guloader,Cloudeye
Remcos
Remcos family
Malware Config
C2 Extraction:
196.251.115.90:2404
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.23
Link:
https://yomi.yoroi.company/submissions/349d1de00dadbb553c01f4e55dc8330f5b06bf0318af83abe964d2a4f647cde0

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:Ins_NSIS_Buer_Nov_2020_1
Create hunting rule
Author:Arkbird_SOLG
Description:Detect NSIS installer used for Buer loader
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns

File information

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

Malspam

RemcosRAT

zip 349d1de00dadbb553c01f4e55dc8330f5b06bf0318af83abe964d2a4f647cde0

(this sample)

RemcosRAT

Executable exe 5c6dabfd88cc55ca9697acf98987e8d267670be9f970ce4a445c90a450c32051

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 5c6dabfd88cc55ca9697acf98987e8d267670be9f970ce4a445c90a450c32051
  
Dropping
RemcosRAT
  
Dropping
MD5 b3956c4394a8b5193528ee5421927282

Comments