MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 03f7da5381da69c6beeed810c80ee55c09d7c6b7fafeb1220b47cb5b9dab0dd8. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 03f7da5381da69c6beeed810c80ee55c09d7c6b7fafeb1220b47cb5b9dab0dd8
SHA3-384 hash: 9f47bb3caedcdf99e7fa4883c85b8489952c5f020828afe805223f8a7ec92e2ab00b6d38a7435b9707eaeff369c0fcba
SHA1 hash: bbaa1b0647c5665396abf5536d60c8eb3ec512d4
MD5 hash: d9ae94862953e564fdf3112a644c7c43
humanhash: michigan-uniform-east-enemy
File name:Quotation_Copy.jar
Download: download sample
Signature STRRAT
Create hunting rule
File size:271'640 bytes
First seen:2025-04-13 18:16:18 UTC
Last seen:Never
File type:Java file jar
MIME type:application/zip
ssdeep 6144:xUSTwwK5Anj/vE7kJklYpJ/vMZARItCvytdgfb:CbKjXwzepJ/vTa/6b
TLSH T13744E66A3B4990B1F653A0330954D229BD2868DBC309C18F5BFD1C5DAC7AC5E0F56ACE
TrID 77.1% (.JAR) Java Archive (13500/1/2)
22.8% (.ZIP) ZIP compressed archive (4000/1)
Magika jar
Reporter smica83
Tags:jar STRRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
647
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
strrat
Create hunting rule
ID:
1
File name:
Quotation_Copy.jar
Verdict:
Malicious activity
Analysis date:
2025-04-13 19:03:06 UTC
Tags:
java rat strrat evasion remote
Link:
https://app.any.run/tasks/415a8ad5-08a2-4dbd-9509-d916f111fa48

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Strrat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/2086/
Verdict:
Malicious
Score:
91.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67fc0e411dba888a93d2dcff
Tags:
virus java
Verdict:
Malicious
Labled as:
Trojan.Java.Agent
Link:
https://www.hybrid-analysis.com/sample/03f7da5381da69c6beeed810c80ee55c09d7c6b7fafeb1220b47cb5b9dab0dd8
Result
Threat name:
Caesium Obfuscator, STRRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad.expl
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1664221
Signature
Found malware configuration
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected AllatoriJARObfuscator
Yara detected Caesium Obfuscator
Yara detected STRRAT
Behaviour
Behavior Graph:
Download SVG
Score:
3%
Verdict:
Benign
File Type:
ARCHIVE
Link:
https://malprob.io/report/03f7da5381da69c6beeed810c80ee55c09d7c6b7fafeb1220b47cb5b9dab0dd8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/03f7da5381da69c6beeed810c80ee55c09d7c6b7fafeb1220b47cb5b9dab0dd8/
Threat name:
ByteCode-JAVA.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-04-13 18:17:10 UTC
File Type:
Binary (Archive)
Extracted files:
512
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ap35uu4b3ju4npxo3aimqdxflqe5prvx7l7lciqli7fvxhnlbxma._file
Result
Malware family:
strrat
Create hunting rule
Score:
  10/10
Tags:
family:strrat persistence stealer trojan
Link:
https://tria.ge/reports/250413-ww233s1kv7/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Adds Run key to start application
Looks up external IP address via web service
Drops startup file
Loads dropped DLL
STRRAT
Strrat family
Malware Config
C2 Extraction:
chongmei33.publicvm.com:44662
chongmei33.myddns.rocks:44662
Malware family:
STRRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/03f7da5381da/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
STRRAT
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/03f7da5381da69c6beeed810c80ee55c09d7c6b7fafeb1220b47cb5b9dab0dd8

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
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/2086/

Comments