MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 20233a00f3ef2536ae67828cdec88406d52c4bbec6c433f3183dce06ca856892. 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 YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 20233a00f3ef2536ae67828cdec88406d52c4bbec6c433f3183dce06ca856892
SHA3-384 hash: 25e6723fad8581a004e12f76a69d15e802be780531f5ed46f22a7fe236ae48072b3598998f784f086edd75f427b5592d
SHA1 hash: e5c614fa0e190cbb50c2d6b15de55f6551df2b73
MD5 hash: 96045527afdb3b2b7d77391d06476610
humanhash: early-georgia-solar-hamper
File name:SHIPMENT DOCUMENT.pdf.jar
Download: download sample
Signature STRRAT
Create hunting rule
File size:214'781 bytes
First seen:2023-01-09 07:45:27 UTC
Last seen:Never
File type:Java file jar
MIME type:application/zip
ssdeep 3072:bZhI2Gj1QM5cF/CCfA+m8JCzfyGdZ77PvxMbkkHdSbYqYoHjwu0+KRBhMkwyTzPM:bZiZjh5cJk8J857PvxMFcMqPHZ0n7MoU
TLSH T11824024F3E8BC2B8D207493662114336761EA1DCE4A5E243B9FC54863D35DAC1726EEE
TrID 72.9% (.JAR) Java Archive (13500/1/2)
21.6% (.ZIP) ZIP compressed archive (4000/1)
5.4% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter abuse_ch
Tags:jar STRRAT


Avatar
abuse_ch
STRRAT C2:
185.222.58.68:1780

Intelligence

File Origin
# of uploads :
1
# of downloads :
128
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
strrat
Create hunting rule
ID:
1
File name:
SHIPMENT DOCUMENT.pdf.jar
Verdict:
Malicious activity
Analysis date:
2023-01-09 07:47:29 UTC
Tags:
rat strrat evasion trojan
Link:
https://app.any.run/tasks/f1f8f535-906e-4cd2-884e-abbda816776d

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/351009/
Detection(s):
Java.Malware.CVE_2021_44228-9915819-0
Create hunting rule

Verdict:
No Threat
Threat level:
  10/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/63bbc63ebf1064ac5b2e3826/reports/773fb758-ce72-4285-91bb-12e545b85a20/overview
Result
Threat name:
STRRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad.expl
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1147802
Signature
Exploit detected, runtime environment starts unknown processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Uses an obfuscated file name to hide its real file extension (double extension)
Yara detected AllatoriJARObfuscator
Yara detected STRRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 780530 Sample: SHIPMENT DOCUMENT.pdf.jar Startdate: 09/01/2023 Architecture: WINDOWS Score: 76 19 Malicious sample detected (through community Yara rule) 2->19 21 Multi AV Scanner detection for submitted file 2->21 23 Yara detected STRRAT 2->23 25 3 other signatures 2->25 7 java.exe 5 2->7         started        9 7za.exe 84 2->9         started        process3 process4 11 icacls.exe 1 7->11         started        13 conhost.exe 7->13         started        15 conhost.exe 9->15         started        process5 17 conhost.exe 11->17         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/20233a00f3ef2536ae67828cdec88406d52c4bbec6c433f3183dce06ca856892/
Threat name:
ByteCode-JAVA.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2023-01-09 04:11:01 UTC
File Type:
Binary (Archive)
Extracted files:
77
AV detection:
14 of 38 (36.84%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=eartuaht54stnlthqkgn5seea3ksys56y3cdh4yyhxhansufncja._file
Result
Malware family:
strrat
Create hunting rule
Score:
  10/10
Tags:
family:strrat persistence stealer trojan
Link:
https://tria.ge/reports/230109-jlzhzsdd78/
Behaviour
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Adds Run key to start application
Looks up external IP address via web service
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:
0.30
Link:
https://yomi.yoroi.company/submissions/20233a00f3ef2536ae67828cdec88406d52c4bbec6c433f3183dce06ca856892

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/351009/

Comments