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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 91bc3eed793940f46537c8690c61c496021d8e68bfb016d8d4c390eab8e0e4b7. 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: 7


Intelligence 7 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 91bc3eed793940f46537c8690c61c496021d8e68bfb016d8d4c390eab8e0e4b7
SHA3-384 hash: ebcbc3b5e2c8fdb619394480ab93995a8a5cbfd42dad8148390e6602a010bd8c65ef6decf71bc4c2bb0a17af9f808e02
SHA1 hash: 7ef9907dd1c4b29df121133f0c31d720d806d0b6
MD5 hash: 92764f45d45e4df159ebd139e2c6619c
humanhash: artist-social-east-iowa
File name:Doc49870477302203.js
Download: download sample
Signature STRRAT
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File size:372'689 bytes
First seen:2023-03-22 07:00:23 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 6144:GQrM9UP/tCo8jc9p2vrXoEyykCSghKHyi6NhPTstoHL:NTD+/Rkjmnio7Kor
TLSH T19F846C8DA7802F2E5DE49804C0BBE31B819BAB075015D15A55735FAF8F1AFB8F46C34A
Reporter abuse_ch
Tags:js STRRAT


Avatar
abuse_ch
STRRAT C2:
79.134.225.42:9374

Intelligence

File Origin
# of uploads :
1
# of downloads :
260
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.28995.UNOFFICIAL
Create hunting rule

Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
nemucod obfuscated
Link:
https://www.filescan.io/uploads/641aa7b03b01ade53e704322/reports/a51414ce-0738-434f-b4cb-6931ba3403a7/overview
Verdict:
Malicious
Labled as:
Trojan.JS.Agent.JS
Link:
https://www.hybrid-analysis.com/sample/91bc3eed793940f46537c8690c61c496021d8e68bfb016d8d4c390eab8e0e4b7
Result
Threat name:
STRRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1199074
Signature
Antivirus detection for URL or domain
JScript performs obfuscated calls to suspicious functions
Multi AV Scanner detection for submitted file
Yara detected STRRAT
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/91bc3eed793940f46537c8690c61c496021d8e68bfb016d8d4c390eab8e0e4b7/
Threat name:
Script-JS.Trojan.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2023-03-22 03:31:17 UTC
File Type:
Text (JavaScript)
AV detection:
11 of 24 (45.83%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=sg6d53lzhfapizjxzbuqyyoesybb3dtix6ybnwguyoiovoha4s3q._file
Result
Malware family:
strrat
Create hunting rule
Score:
  10/10
Tags:
family:strrat persistence stealer trojan
Link:
https://tria.ge/reports/230322-hs782ahc7w/
Behaviour
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
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.

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:BitcoinAddress
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Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address

File information

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

Comments