MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 46bd635e26e21146d449e2032e7771614808a77c315c5d9478067ed9d6d6af2a. 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: 11


Intelligence 11 IOCs YARA 1 File information Comments
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SHA256 hash: 46bd635e26e21146d449e2032e7771614808a77c315c5d9478067ed9d6d6af2a
SHA3-384 hash: f94033f482727e445f492b8325bb6f1861b883e74cdeee56fdf4f9365c779b63538ddeff893219db8de73be0d48a462d
SHA1 hash: 5bfd60d976c6de010a8feffc1dfb3860f420e6cb
MD5 hash: 496b0fbfd195a990e26b5ebfc3af79f1
humanhash: golf-double-enemy-helium
File name:Formal Salary Revision_pdf.JS
Download: download sample
Signature RemcosRAT
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File size:1'574'063 bytes
First seen:2025-05-12 06:10:50 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 768:a/YLCQQEh+PdEXf57D3alcCMB4VZJ0vxWHZ/Fwbm+SW5KhSlaaXhXmQZy1n:emBPw3zQdQn
Threatray 932 similar samples on MalwareBazaar
TLSH T1937512D83584C442F38D8B5A356FE8446513FAA636CE88B55A53EAF0FF085B2CC4961F
Magika javascript
Reporter abuse_ch
Tags:js RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
431
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.PUA.JS.Obfus-2525.UNOFFICIAL
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SecuriteInfo.com.PUA.JS.Obfus-2179.UNOFFICIAL
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Sanesecurity.Malware.31320.UNOFFICIAL
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Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=682192404a59e5a2ce03d3dd
Tags:
obfuscate xtreme shell lien
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
base64 evasive obfuscated obfuscated overlay powershell
Link:
https://www.filescan.io/uploads/682191040b64e174c4226fa7/reports/e3718279-9573-45be-b79d-c94c2a249b25/overview
Verdict:
Malicious
Labled as:
BZC.UGZ.Boxter.1
Link:
https://www.hybrid-analysis.com/sample/46bd635e26e21146d449e2032e7771614808a77c315c5d9478067ed9d6d6af2a
Result
Threat name:
Remcos
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Detection:
malicious
Classification:
rans.phis.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1687511
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to inject code into remote processes
Contains functionality to register a low level keyboard hook
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Joe Sandbox ML detected suspicious sample
JScript performs obfuscated calls to suspicious functions
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file / registry access)
Tries to steal Mail credentials (via file registry)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected Powershell decode and execute
Yara detected Powershell download and execute
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Yara detected WebBrowserPassView password recovery tool
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1687511 Sample: Formal Salary Revision_pdf.JS.js Startdate: 12/05/2025 Architecture: WINDOWS Score: 100 38 www.ees-ro.com 2->38 40 www.assanalumlnyum.com 2->40 42 3 other IPs or domains 2->42 56 Suricata IDS alerts for network traffic 2->56 58 Found malware configuration 2->58 60 Malicious sample detected (through community Yara rule) 2->60 62 12 other signatures 2->62 9 wscript.exe 1 1 2->9         started        signatures3 process4 signatures5 72 JScript performs obfuscated calls to suspicious functions 9->72 74 Suspicious powershell command line found 9->74 76 Wscript starts Powershell (via cmd or directly) 9->76 78 2 other signatures 9->78 12 powershell.exe 14 15 9->12         started        process6 dnsIp7 44 onfiltre.com.tr 95.173.189.182, 443, 49692 NETINTERNETNetinternetBilisimTeknolojileriASTR Turkey 12->44 46 huadongrubbercable.com 198.54.114.164, 443, 49696 NAMECHEAP-NETUS United States 12->46 80 Writes to foreign memory regions 12->80 82 Injects a PE file into a foreign processes 12->82 16 RegSvcs.exe 4 16 12->16         started        21 conhost.exe 12->21         started        signatures8 process9 dnsIp10 34 www.assanalumlnyum.com 196.251.115.153, 3421, 49698, 49699 xneeloZA Seychelles 16->34 36 geoplugin.net 178.237.33.50, 49700, 80 ATOM86-ASATOM86NL Netherlands 16->36 32 C:\ProgramData\dhege\logs.dat, data 16->32 dropped 48 Contains functionality to bypass UAC (CMSTPLUA) 16->48 50 Contains functionalty to change the wallpaper 16->50 52 Contains functionality to steal Chrome passwords or cookies 16->52 54 6 other signatures 16->54 23 recover.exe 1 16->23         started        26 recover.exe 1 16->26         started        28 recover.exe 2 16->28         started        30 4 other processes 16->30 file11 signatures12 process13 signatures14 64 Tries to steal Instant Messenger accounts or passwords 23->64 66 Tries to steal Mail credentials (via file / registry access) 23->66 68 Tries to harvest and steal browser information (history, passwords, etc) 26->68 70 Tries to steal Mail credentials (via file registry) 30->70
Score:
97%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/46bd635e26e21146d449e2032e7771614808a77c315c5d9478067ed9d6d6af2a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/46bd635e26e21146d449e2032e7771614808a77c315c5d9478067ed9d6d6af2a/
Threat name:
Win32.Trojan.Znyonm
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Status:
Malicious
First seen:
2025-05-11 22:50:05 UTC
File Type:
Text (JavaScript)
AV detection:
8 of 24 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=i26wgxrg4iiunvcj4ibs453rmfearj34gfof3fdyaz7ntvwwv4va._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
324f40f7bb2056632449a02712d32fee5ea186d718346be31f89f8f7fab1f856
RemcosRAT
647795afb02b8cb60cc13831fc36314053594e0481f605003c8926764883adb4
RemcosRAT
75479214a1966d37e9be5b0c870fe87cfb8325e028634a6be13a15563f85129a
RemcosRAT
85a225ec318849b576b381f4153502bc0466f56ee1afd3ee1953a0f455fd3cf6
RemcosRAT
88d5346489cca6b4114b60889108d286c46144507e2011081e0c7080eeb18d03
RemcosRAT
b2564c31effd83cb6893a5cf3e100a6fc7ca8f19e8671bceeae2b1604fc93c84
RemcosRAT
b3f6657c2cc7f25df3037f269cce07616446231f034c45b06209c9bd4c40107e
RemcosRAT
cb859f68816f0ced3b81286af4c046aee24df83455e5bccef39d6d1f818cf95f
RemcosRAT
d3626bd96d6a11668a6864a514fa77ebb3372a5f88069b4aba668b773e3d6946
RemcosRAT
error
RemcosRAT
+ 922 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost collection discovery execution rat
Link:
https://tria.ge/reports/250512-gxn6aayvd1/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Checks computer location settings
Blocklisted process makes network request
Command and Scripting Interpreter: PowerShell
Detected Nirsoft tools
NirSoft MailPassView
NirSoft WebBrowserPassView
Remcos
Remcos family
Malware Config
C2 Extraction:
www.ees-ro.com:3421
www.assanalumlnyum.com:3421
www.sermansilian.com:3421
Dropper Extraction:
https://onfiltre.com.tr/wp-content/giphy.gif
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Remcos
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/46bd635e26e21146d449e2032e7771614808a77c315c5d9478067ed9d6d6af2a

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:Base64_Encoded_Powershell_Directives
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File information

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

Comments