MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 338f83f2398cb432b9959231ad7df184757314feb99f0116acbda87d583f849b. 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
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SHA256 hash: 338f83f2398cb432b9959231ad7df184757314feb99f0116acbda87d583f849b
SHA3-384 hash: a9f163e4d5617c8d8bc266e9321d9da793c13e353243e55dc64edc8a4b207b30d13af54951f7b243b473d91d010d3080
SHA1 hash: a5e1c72231b7d82894e7ca8b5f07e44a5bb46f2f
MD5 hash: 2281a9c52ea424c4287a277ac587b6aa
humanhash: zebra-colorado-texas-romeo
File name:nicekidsbeautybestnicekidsbeautkis.gIF
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:174'650 bytes
First seen:2025-02-26 01:54:36 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 3072:JLVl49DV0xfdMGkza+uE3jsSwqQq95VeDTvKZRBZsy:JLVl49DVbjsSwqx
Threatray 444 similar samples on MalwareBazaar
TLSH T19704E801D54EDBB4CEE67C310F28E4CB5A8992190FFA1B71B94D91CA2FA81EB049DD5C
Magika vba
Reporter skocherhan
Tags:RemcosRAT vbs


Avatar
skocherhan
http://194.164.127.111/2002/nicekidsbeautybestnicekidsbeautkis.gIF

Intelligence

File Origin
# of uploads :
1
# of downloads :
128
Origin country :
GB GB
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Script.SNH-gen.666.3269.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67bf5dcb28ab76d43a5d7e17
Tags:
obfuscate xtreme shell
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/338f83f2398cb432b9959231ad7df184757314feb99f0116acbda87d583f849b
Result
Verdict:
UNKNOWN
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.phis.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1625084
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
Detected Remcos RAT
Found malware configuration
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Potential malicious VBS script found (suspicious strings)
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: Cscript/Wscript Uncommon Script Extension Execution
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Remcos
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)
Uses an obfuscated file name to hide its real file extension (double extension)
Uses dynamic DNS services
VBScript performs obfuscated calls to suspicious functions
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 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: 1625084 Sample: nicekidsbeautybestnicekidsb... Startdate: 26/02/2025 Architecture: WINDOWS Score: 100 35 akwabalam.duckdns.org 2->35 37 geoplugin.net 2->37 51 Suricata IDS alerts for network traffic 2->51 53 Found malware configuration 2->53 55 Malicious sample detected (through community Yara rule) 2->55 59 15 other signatures 2->59 9 wscript.exe 2 2->9         started        signatures3 57 Uses dynamic DNS services 35->57 process4 signatures5 69 VBScript performs obfuscated calls to suspicious functions 9->69 71 Suspicious powershell command line found 9->71 73 Wscript starts Powershell (via cmd or directly) 9->73 75 2 other signatures 9->75 12 powershell.exe 14 15 9->12         started        process6 dnsIp7 39 67.217.247.193, 49704, 80 SRS-6-Z-7381US United States 12->39 41 194.164.127.111, 49705, 80 KCOM-SPNService-ProviderNetworkex-MistralGB United Kingdom 12->41 77 Writes to foreign memory regions 12->77 79 Injects a PE file into a foreign processes 12->79 16 CasPol.exe 4 13 12->16         started        20 conhost.exe 12->20         started        signatures8 process9 dnsIp10 31 akwabalam.duckdns.org 216.9.226.167, 2502, 49706, 49708 ATT-INTERNET4US Reserved 16->31 33 geoplugin.net 178.237.33.50, 49707, 80 ATOM86-ASATOM86NL Netherlands 16->33 43 Contains functionality to bypass UAC (CMSTPLUA) 16->43 45 Detected Remcos RAT 16->45 47 Contains functionalty to change the wallpaper 16->47 49 6 other signatures 16->49 22 recover.exe 1 16->22         started        25 recover.exe 1 16->25         started        27 recover.exe 2 16->27         started        29 2 other processes 16->29 signatures11 process12 signatures13 61 Tries to steal Instant Messenger accounts or passwords 22->61 63 Tries to steal Mail credentials (via file / registry access) 22->63 65 Tries to harvest and steal browser information (history, passwords, etc) 25->65 67 Tries to steal Mail credentials (via file registry) 29->67
Score:
1%
Verdict:
Benign
File Type:
SCRIPT
Link:
https://malprob.io/report/338f83f2398cb432b9959231ad7df184757314feb99f0116acbda87d583f849b
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/338f83f2398cb432b9959231ad7df184757314feb99f0116acbda87d583f849b/
Threat name:
Script-WScript.Trojan.RemcosRAT
Create hunting rule
Status:
Malicious
First seen:
2025-02-25 11:18:54 UTC
File Type:
Text (VBS)
AV detection:
14 of 38 (36.84%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gohyh4rzrs2dfomvsiy227prqr2xgfh6xgpqcfvmxwuh2wb7qsnq._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
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a7e36d0ac37281dfa09250a3b2319b9870ca12072c3b9e156ef3779d63e0936b
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abc914c82dac8f803df0ae50a350c38cd7af60344f60936a6df01198efbb03f6
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ae7232b1023cd115b8b67ff255be4a9c333f944ce1aaeea7a6dfd6a2e0772366
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b15390620ccf825691c19c50f630d7f304d2c9a9d539047bcac5846f0b481580
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db65ec3e55dbc789c0a2edeefe3ff5fb294394abb884b0ccfac5aabb47808c7f
RemcosRAT
error
RemcosRAT
+ 434 additional samples on MalwareBazaar
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.95
Link:
https://yomi.yoroi.company/submissions/338f83f2398cb432b9959231ad7df184757314feb99f0116acbda87d583f849b

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:detect_tiny_vbs
Create hunting rule
Author:daniyyell
Description:Detects tiny VBS delivery technique
Rule name:html_auto_download_b64
Create hunting rule
Author:Tdawg
Description:html auto download
Rule name:NET
Create hunting rule
Author:malware-lu

File information

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

Web download

RemcosRAT

Visual Basic Script (vbs) vbs 338f83f2398cb432b9959231ad7df184757314feb99f0116acbda87d583f849b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3452783/
  
Delivery method
Distributed via web download

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