MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b5fab9889d333c721fed265c13879f11315afe346d13356d4d1d61d16cc2b9d7. 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


STRRAT


Vendor detections: 9


Intelligence 9 IOCs 1 YARA 1 File information Comments
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SHA256 hash: b5fab9889d333c721fed265c13879f11315afe346d13356d4d1d61d16cc2b9d7
SHA3-384 hash: 4f20627b5ae922cd98cd77c4bbca5dcf185e39c3b1236deb43042173da8df12e1327f7b27101e2c111fec6714d2c811a
SHA1 hash: c575de9f5fe3af6b479d6b0eff608ba2cbad2c9a
MD5 hash: ec7b21746a03ffd34199f1943b74fe5e
humanhash: north-montana-may-cardinal
File name:URGENT PAYMENT REQUEST.js
Download: download sample
Signature STRRAT
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File size:466'104 bytes
First seen:2024-10-04 09:25:32 UTC
Last seen:2024-10-16 15:30:05 UTC
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 12288:wpJc5fLTwmpBt3bSZoWeA/3nk4I4eTrSfD:wO73lW5
TLSH T109A47EEE1B89333E9B761004E56437B2A298E75AC265F45FA0E17FDEFB9500C920934D
Magika javascript
Reporter abuse_ch
Tags:185-222-58-239 js STRRAT


Avatar
abuse_ch
STRRAT C2:
185.222.58.239:1781

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
185.222.58.239:1781 https://threatfox.abuse.ch/ioc/1333721/

Intelligence

File Origin
# of uploads :
2
# of downloads :
380
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
YARA.obfuscated_eval.UNOFFICIAL
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Verdict:
Malicious
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66ffb4ae0fdf8887097d05ff
Tags:
Shellcode Vmdetect Exploit
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm evasive masquerade obfuscated obfuscated
Link:
https://www.filescan.io/uploads/66ffb4b52ffc4aa29593dc01/reports/690a3b5d-f71a-4c15-80d8-cc3aecca4484/overview
Verdict:
Malicious
Labled as:
GT:JS.Acsogenixx.493
Link:
https://www.hybrid-analysis.com/sample/b5fab9889d333c721fed265c13879f11315afe346d13356d4d1d61d16cc2b9d7
Result
Verdict:
MALICIOUS
Result
Threat name:
STRRAT
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1525561
Signature
Found malware configuration
JavaScript source code contains functionality to generate code involving a shell, file or stream
JScript performs obfuscated calls to suspicious functions
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Sample has a suspicious name (potential lure to open the executable)
Sigma detected: WScript or CScript Dropper
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Yara detected AllatoriJARObfuscator
Yara detected STRRAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b5fab9889d333c721fed265c13879f11315afe346d13356d4d1d61d16cc2b9d7/
Threat name:
Script-JS.Packed.Acsogenixx
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Status:
Malicious
First seen:
2024-10-04 09:26:06 UTC
File Type:
Text
AV detection:
9 of 38 (23.68%)
Threat level:
  1/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wx5ltce5gm6heh7nezobhb47ceyvv7runujtk3kndvq5c3gcxhlq._file
Result
Malware family:
strrat
Create hunting rule
Score:
  10/10
Tags:
family:strrat execution persistence stealer trojan
Link:
https://tria.ge/reports/241004-ld69zawern/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Command and Scripting Interpreter: JavaScript
Enumerates physical storage devices
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Drops startup file
Loads dropped DLL
STRRAT
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/b5fab9889d333c721fed265c13879f11315afe346d13356d4d1d61d16cc2b9d7

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:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

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

Comments