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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7a4f3b8e31e43bf030fa3f42e38e1d8cb613d326831bc9c27cfae3475cba6ff6. 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: 8


Intelligence 8 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7a4f3b8e31e43bf030fa3f42e38e1d8cb613d326831bc9c27cfae3475cba6ff6
SHA3-384 hash: a1f704eac5c04b3f574b42b8b40fd4596b26bafc0762d32ad4463b13f6b515b0a9a511bed7468a8b71d989df1890f91a
SHA1 hash: ca37c8bd9ad3e35f08e9b2d2b743d82222a5af2a
MD5 hash: 397d2fa9d59e4a5842d6edec79abb0d5
humanhash: north-football-seventeen-high
File name:rRichiesta-preventivo_xlsx.jar
Download: download sample
Signature STRRAT
Create hunting rule
File size:100'068 bytes
First seen:2026-10-08 10:00:07 UTC
Last seen:Never
File type:Java file jar
MIME type:application/zip
ssdeep 1536:eOAo6sQlyhNN0ZXots7TRrXRdnEMQwqqr0aqR1JcXHk2y5yF1o2P:eM6sN6xiylrX7EWqUbq5uHkbwF1o2P
TLSH T155A3F7857B48D072D72370730A19D619B976E4EFE25561870FF0EC9EDC3B8010FAAAA5
TrID 77.1% (.JAR) Java Archive (13500/1/2)
22.8% (.ZIP) ZIP compressed archive (4000/1)
Magika jar
Reporter FXOLabs
Tags:jar STRRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
118
Origin country :
US US
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
Richiesta-preventivo.xlsx.jar
Verdict:
No threats detected
Analysis date:
2026-10-08 05:25:50 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/8616e751-68f5-4f37-9a92-6898eb6a1fd7

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/91085/
Detection(s):
PUA.Java.Packer.Allatori-1
Create hunting rule

Sanesecurity.Malware.27013.JsHeur.Obfs.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Heur.10356.8772.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Heur.14612.18886.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Heur.30064.8448.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Heur.4374.17450.UNOFFICIAL
Create hunting rule

TwinWave.EvilJAR.e_STRRAT_Shuffle.20240412.UNOFFICIAL
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/6ac769c5c0e38d32a2bb19a7/reports/22594238-bb24-40d3-b3d4-cb154707f89c/overview
Verdict:
Malicious
Labled as:
Trojan.Java.Agent
Link:
https://www.hybrid-analysis.com/sample/7a4f3b8e31e43bf030fa3f42e38e1d8cb613d326831bc9c27cfae3475cba6ff6
Verdict:
Malicious
File Type:
jar
First seen:
2026-10-07T21:30:00Z UTC
Last seen:
2026-10-10T06:12:00Z UTC
Hits:
~1000
Link:
https://opentip.kaspersky.com/7a4f3b8e31e43bf030fa3f42e38e1d8cb613d326831bc9c27cfae3475cba6ff6/results?tab=lookup
Score:
4%
Verdict:
Benign
File Type:
ARCHIVE
Link:
https://malprob.io/report/7a4f3b8e31e43bf030fa3f42e38e1d8cb613d326831bc9c27cfae3475cba6ff6
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7a4f3b8e31e43bf030fa3f42e38e1d8cb613d326831bc9c27cfae3475cba6ff6/
Threat name:
ByteCode-JAVA.Trojan.Qwexlafiba
Create hunting rule
Status:
Malicious
First seen:
2026-10-08 03:26:52 UTC
File Type:
Binary (Archive)
Extracted files:
200
AV detection:
10 of 24 (41.67%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=pjhtxdrr4q57amh2h5bohdq5rs3bhuzgqmn4tqt47lruoxf2n73a._file
Result
Malware family:
strrat
Create hunting rule
Score:
  10/10
Tags:
family:strrat discovery execution persistence privilege_escalation stealer trojan
Link:
https://tria.ge/reports/261008-l1wfzsvxct/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Executes a command shell one-liner
Reads the TCP/IP host and domain name from the registry
Adds Run key to start application
Looks up external IP address via web service
Creates a file in the Startup directory
Family: STRRAT
Malware Config
C2 Extraction:
elastsolek1replace.duckdns.org:4787
zekeriyasolek44.duckdns.org:4787
Malware family:
STRRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/7a4f3b8e31e4/report/overview.html
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/7a4f3b8e31e43bf030fa3f42e38e1d8cb613d326831bc9c27cfae3475cba6ff6

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:STRRAT
Create hunting rule
Author:NDA0E
Description:Detects STRRAT config filename
Rule name:strrat_jar_v1
Create hunting rule
Author:RandomMalware

File information

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

Malspam

STRRAT

Java file jar 7a4f3b8e31e43bf030fa3f42e38e1d8cb613d326831bc9c27cfae3475cba6ff6

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/91085/

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