MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7b31e89a500315e91424133d6d0980965ddf60b95edf14be6fe371d4a6640920. 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 3 File information Comments
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SHA256 hash: 7b31e89a500315e91424133d6d0980965ddf60b95edf14be6fe371d4a6640920
SHA3-384 hash: 6a4c0c8f54ee1314067b6315ea56530845a30b634f26c3e5f3ac36cafe2b6e239a16be3aeb8a4f2a07fabb47ce5d51a8
SHA1 hash: b4e4ed2e1c011032ba131ffb2e0965e254e0f9f2
MD5 hash: 43509b172e14cbb9c8081a0793fa68a6
humanhash: nebraska-juliet-kentucky-seven
File name:kissingdragonbestloverthinkinggood.gz
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:186'358 bytes
First seen:2025-02-18 09:23:53 UTC
Last seen:2025-02-21 18:10:18 UTC
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 3072:xgWVPbkN3D72dtFrv3VXkTo7Tr5UjtLqFBRxOC:eWV93VXkTK
Threatray 401 similar samples on MalwareBazaar
TLSH T178049D433605929A091EC82DF4B750AF7E45201A8279110FFB6D92DF5B2CF1E5CD8AEB
Magika vba
Reporter Mangusta
Tags:216-9-226-100 217-160-17-80 remcos RemcosRAT Spam-ITA steganoarmor vbs

Intelligence

File Origin
# of uploads :
2
# of downloads :
96
Origin country :
IT IT
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Script.SNH-gen.29254.19058.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67b4db5428ab76d43a5ba657
Tags:
obfuscate xtreme shell
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/67b451bf991985e0a95b1113/reports/977aac18-e32f-4fb7-9275-0eea21ef9399/overview
Verdict:
Suspicious
Labled as:
VBS/Agent.BXM1
Link:
https://www.hybrid-analysis.com/sample/7b31e89a500315e91424133d6d0980965ddf60b95edf14be6fe371d4a6640920
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/1618369
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
Delayed program exit found
Detected Remcos RAT
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
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: 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)
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: 1618369 Sample: kissingdragonbestloverthink... Startdate: 18/02/2025 Architecture: WINDOWS Score: 100 33 geoplugin.net 2->33 47 Suricata IDS alerts for network traffic 2->47 49 Found malware configuration 2->49 51 Malicious sample detected (through community Yara rule) 2->51 53 13 other signatures 2->53 9 wscript.exe 2 2->9         started        signatures3 process4 signatures5 61 VBScript performs obfuscated calls to suspicious functions 9->61 63 Suspicious powershell command line found 9->63 65 Wscript starts Powershell (via cmd or directly) 9->65 67 2 other signatures 9->67 12 powershell.exe 14 15 9->12         started        process6 dnsIp7 35 217.160.17.80, 49705, 80 ONEANDONE-ASBrauerstrasse48DE Germany 12->35 37 198.12.123.6, 49704, 80 AS-COLOCROSSINGUS United States 12->37 69 Writes to foreign memory regions 12->69 71 Injects a PE file into a foreign processes 12->71 16 CasPol.exe 3 15 12->16         started        20 conhost.exe 12->20         started        signatures8 process9 dnsIp10 29 216.9.226.100, 3898, 49706, 49707 ATT-INTERNET4US Reserved 16->29 31 geoplugin.net 178.237.33.50, 49708, 80 ATOM86-ASATOM86NL Netherlands 16->31 39 Contains functionality to bypass UAC (CMSTPLUA) 16->39 41 Detected Remcos RAT 16->41 43 Tries to steal Mail credentials (via file registry) 16->43 45 8 other signatures 16->45 22 CasPol.exe 1 16->22         started        25 CasPol.exe 1 16->25         started        27 CasPol.exe 2 16->27         started        signatures11 process12 signatures13 55 Tries to steal Instant Messenger accounts or passwords 22->55 57 Tries to steal Mail credentials (via file / registry access) 22->57 59 Tries to harvest and steal browser information (history, passwords, etc) 25->59
Score:
1%
Verdict:
Benign
File Type:
SCRIPT
Link:
https://malprob.io/report/7b31e89a500315e91424133d6d0980965ddf60b95edf14be6fe371d4a6640920
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7b31e89a500315e91424133d6d0980965ddf60b95edf14be6fe371d4a6640920/
Threat name:
Script-WScript.Trojan.RemcosRAT
Create hunting rule
Status:
Malicious
First seen:
2025-02-18 09:13:24 UTC
File Type:
Text (VBS)
AV detection:
10 of 24 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pmy6rgsqamk6sfbecm6w2cmaszo56yfzl3prjptp4ny5jjtebeqa._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
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76cf1faf704723b1c79e68db104409fb5dc8a9a76afa88dce72f6e91d3c073de
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7b31e89a500315e91424133d6d0980965ddf60b95edf14be6fe371d4a6640920
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90250cc03d5cdb502acd31097c726034976315c2bb783a120d06b20dad11edab
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b15390620ccf825691c19c50f630d7f304d2c9a9d539047bcac5846f0b481580
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error
RemcosRAT
+ 391 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/7b31e89a500315e91424133d6d0980965ddf60b95edf14be6fe371d4a6640920

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 7b31e89a500315e91424133d6d0980965ddf60b95edf14be6fe371d4a6640920

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3444093/
  
Delivery method
Distributed via web download

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