MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f0c11d41addcfee21da8c2abfd557be8dedee50e51da47b9a8a314bda7ff6a56. 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: 11


Intelligence 11 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f0c11d41addcfee21da8c2abfd557be8dedee50e51da47b9a8a314bda7ff6a56
SHA3-384 hash: d94ed7e512be7d0209eed26906cf84c63607994dea13f188d29c2aaca618499ed9fe1f8806fee5959735a3cfff508856
SHA1 hash: 8bf808f6368397af37ed00bcb4ae2818f21b891f
MD5 hash: 6ac278a78a0e5ce73ebb9a87e07142cf
humanhash: ack-uniform-north-single
File name:1991KLI.jar
Download: download sample
Signature STRRAT
Create hunting rule
File size:188'957 bytes
First seen:2023-03-28 14:13:07 UTC
Last seen:Never
File type:Java file jar
MIME type:application/zip
ssdeep 3072:bBuguWF0v3FlzdAYJi7MYT1SEaON9BF3cYD1JqaVeqbZAgvj3kCQ+8hwOIhZYbZP:ggJF0v3FlzdDS8ET9BF3cWRVeqdAgvo5
TLSH T1E0040246A97DD6A5D1070335A01C81BBA26F08DCD949AAAF33ED08892C75DED1707BCF
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 malwarelabnet
Tags:jar STRRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
117
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
strrat
Create hunting rule
ID:
1
File name:
1991KLI.jar
Verdict:
Malicious activity
Analysis date:
2023-03-28 14:13:49 UTC
Tags:
rat strrat evasion
Link:
https://app.any.run/tasks/5a622e95-47e4-4724-bff6-beceb6df7159

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/378194/
Detection(s):
SecuriteInfo.com.Java.Siggen.499.15328.4447.UNOFFICIAL
Create hunting rule

Java.Malware.CVE_2021_44228-9915819-0
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
banload CVE-2021-44228 spyagent strrat
Link:
https://www.filescan.io/uploads/6422f62d9c109cf74b305691/reports/f4fa6e2d-92a3-4311-b623-15f09f68246a/overview
Verdict:
Malicious
Labled as:
Java.Trojan.Generic.29244;Java.Trojan.GenericA.31044;Java.Trojan.Generic.29230;Java.Trojan.Generic.29230;Java.Trojan.Generic.29230;Java.Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/f0c11d41addcfee21da8c2abfd557be8dedee50e51da47b9a8a314bda7ff6a56
Result
Threat name:
STRRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad.expl
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1203522
Signature
Exploit detected, runtime environment starts unknown processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected AllatoriJARObfuscator
Yara detected STRRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 836445 Sample: 1991KLI.jar Startdate: 28/03/2023 Architecture: WINDOWS Score: 72 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 2 other signatures 2->25 7 java.exe 5 2->7         started        9 7za.exe 70 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/f0c11d41addcfee21da8c2abfd557be8dedee50e51da47b9a8a314bda7ff6a56/
Threat name:
ByteCode-JAVA.Spyware.StrRat
Create hunting rule
Status:
Malicious
First seen:
2022-02-25 05:06:44 UTC
File Type:
Binary (Archive)
Extracted files:
65
AV detection:
13 of 24 (54.17%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6dar2qnn3t7oehniykv72vl35dpn5ziokhneponiumkl3j77njla._file
Result
Malware family:
strrat
Create hunting rule
Score:
  10/10
Tags:
family:strrat persistence stealer trojan
Link:
https://tria.ge/reports/230328-rjzpzadb2z/
Behaviour
Creates scheduled task(s)
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
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/f0c11d41addcfee21da8c2abfd557be8dedee50e51da47b9a8a314bda7ff6a56

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/378194/

Comments