MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b3a3ce9e029720fb0dc11b3f4e6dfcb73a3920f37c33a59d856b9a9f03fe1cc6. 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


RatonRAT


Vendor detections: 13


Intelligence 13 IOCs 1 YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b3a3ce9e029720fb0dc11b3f4e6dfcb73a3920f37c33a59d856b9a9f03fe1cc6
SHA3-384 hash: 0457395c485c88e16dc8085e98cea34d5a3d6841fe87652205652bb0bb934cce31e0bcc851ed7f02e20d96071b3c3684
SHA1 hash: 05b3569120bb57c43f4fd832c3a3ed946c15e03d
MD5 hash: bc90d32d5f699b58558c99e11398a6ed
humanhash: autumn-magnesium-oregon-social
File name:Java.exe
Download: download sample
Signature RatonRAT
Create hunting rule
File size:95'232 bytes
First seen:2026-03-21 15:40:16 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'002 x AgentTesla, 19'907 x Formbook, 12'332 x SnakeKeylogger)
ssdeep 1536:/OiJJaCZwPYTuNHWTsqa4tsi54HelbSKpKC3tbszx/:/9JNhhAX4tnWelbSKX3tb2x/
Threatray 22 similar samples on MalwareBazaar
TLSH T122936B0433FC292AF6BF8B7C58B424414B7279676D32E64E9C86509C2A71785DE20F7B
TrID 73.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
6.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.6% (.EXE) Win64 Executable (generic) (6522/11/2)
4.5% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter abuse_ch
Tags:exe ratonrat


Avatar
abuse_ch
RatonRAT C2:
89.163.135.20:2020

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
89.163.135.20:2020 https://threatfox.abuse.ch/ioc/1773320/

Intelligence

File Origin
# of uploads :
1
# of downloads :
135
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
Java.exe
Verdict:
No threats detected
Analysis date:
2026-03-21 15:25:38 UTC
Tags:
auto-sch
Link:
https://app.any.run/tasks/0dc9165f-19b4-4f7b-baa2-d105dfee4a3e

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/58521/
Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69beb872390b996474127743
Tags:
autorun dropper shell sage
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %AppData% subdirectories
Enabling the 'hidden' option for recently created files
Running batch commands
Creating a file
Launching a process
Creating a process from a recently created file
Сreating synchronization primitives
Sending a custom TCP request
Creating a window
Connection attempt to an infection source
Unauthorized injection to a recently created process
Query of malicious DNS domain
Enabling autorun by creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
base64 lolbin obfuscated obfuscated reconnaissance schtasks
Link:
https://www.filescan.io/uploads/69bebbe7493cb7d62d0b067a/reports/92bfc52f-61cc-4d85-aa50-82a09ddeec70/overview
Verdict:
Malicious
Labled as:
Trojan.Mardom.MN.Generic
Link:
https://www.hybrid-analysis.com/sample/b3a3ce9e029720fb0dc11b3f4e6dfcb73a3920f37c33a59d856b9a9f03fe1cc6
Verdict:
Malicious
File Type:
exe x32
Detections:
Trojan-PSW.Win32.Stealer.sb Trojan-PSW.Win32.Coins.sb Trojan-PSW.MSIL.Stealer.sb Trojan-PSW.MSIL.Agent.sb Trojan.MSIL.Agent.sb HEUR:Trojan.MSIL.Agent.gen Backdoor.MSIL.Crysan.d NetTool.TunnelLocaltonet.UDP.C&C
Link:
https://opentip.kaspersky.com/b3a3ce9e029720fb0dc11b3f4e6dfcb73a3920f37c33a59d856b9a9f03fe1cc6/results?tab=lookup
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f5a44499-502b-41e5-bbef-8efd4e25762d
Result
Threat name:
RatonRAT
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1887220
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Exploit detected, runtime environment dropped PE file
Exploit detected, runtime environment starts unknown processes
Found malware configuration
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Potential Privilege Escalation using Task Scheduler highest RunLevel
Self deletion via cmd or bat file
Sigma detected: Suspicious Processes Spawned by Java.EXE
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Costura Assembly Loader
Yara detected Raton RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1887220 Sample: Java.exe Startdate: 21/03/2026 Architecture: WINDOWS Score: 100 40 gnprx7f2uu.localto.net 2->40 44 Found malware configuration 2->44 46 Multi AV Scanner detection for submitted file 2->46 48 Yara detected Raton RAT 2->48 50 5 other signatures 2->50 10 Java.exe 6 2->10         started        14 Java.exe 2->14         started        signatures3 process4 file5 32 C:\Users\user\AppData\Roaming\...\Java.exe, PE32 10->32 dropped 34 cleanup_Lj0p1fCm0e...ZYVvVwk3KpKybeb.bat, DOS 10->34 dropped 36 C:\Users\user\...\Java.exe:Zone.Identifier, ASCII 10->36 dropped 38 C:\Users\user\AppData\Local\...\Java.exe.log, CSV 10->38 dropped 58 Self deletion via cmd or bat file 10->58 60 Exploit detected, runtime environment starts unknown processes 10->60 62 Exploit detected, runtime environment dropped PE file 10->62 16 cmd.exe 1 10->16         started        signatures6 process7 process8 18 Java.exe 2 16->18         started        22 conhost.exe 16->22         started        24 timeout.exe 1 16->24         started        26 2 other processes 16->26 dnsIp9 42 gnprx7f2uu.localto.net 89.163.135.20, 2020, 49723, 49724 MYLOC-ASIPBackboneofmyLocmanagedITAGDE Germany 18->42 52 Multi AV Scanner detection for dropped file 18->52 54 Uses schtasks.exe or at.exe to add and modify task schedules 18->54 56 Potential Privilege Escalation using Task Scheduler highest RunLevel 18->56 28 schtasks.exe 1 18->28         started        signatures10 process11 process12 30 conhost.exe 28->30         started       
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b3a3ce9e029720fb0dc11b3f4e6dfcb73a3920f37c33a59d856b9a9f03fe1cc6
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b3a3ce9e029720fb0dc11b3f4e6dfcb73a3920f37c33a59d856b9a9f03fe1cc6/
Verdict:
Malicious
Threat:
Trojan-PSW.Win32.Stealer
Link:
https://tip.neiki.dev/file/b3a3ce9e029720fb0dc11b3f4e6dfcb73a3920f37c33a59d856b9a9f03fe1cc6
Threat name:
ByteCode-MSIL.Backdoor.AsyncRAT
Create hunting rule
Status:
Malicious
First seen:
2026-03-21 15:25:43 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wor45hqcs4qpwdobdm7u43p4w45dsihtpqz2lhmfnonj6a76dtda._file
Verdict:
malicious
Label(s):
ratonrat
Create hunting rule
Similar samples:
10aa2fc4e6f97c189c0cb40f17e51df63c309be715eacbfc7e695394c69549f8
RatonRAT
600f9eef7ce0bcc6b99df59168b94f997be9d8940627186478979961c9bccd4f
RatonRAT
b15562c0771ce6855e2186998be98482584951039424400b2413dd2f86362820
RatonRAT
b3a3ce9e029720fb0dc11b3f4e6dfcb73a3920f37c33a59d856b9a9f03fe1cc6
RatonRAT
b6bb5d5959909551517f75e8309b7044b20bf28b89da2ae413757a69bc109559
RatonRAT
c7eb8fd4518fa19a689921f9f49221a7ed2314f5bec6e16f1f7e68a0f4baff3a
RatonRAT
error
RatonRAT
+ 12 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion execution persistence
Link:
https://tria.ge/reports/260321-s4cllsax3m/
Behaviour
Delays execution with timeout.exe
Scheduled Task/Job: Scheduled Task
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Executes dropped EXE
Unpacked files
SH256 hash:
b3a3ce9e029720fb0dc11b3f4e6dfcb73a3920f37c33a59d856b9a9f03fe1cc6
MD5 hash:
bc90d32d5f699b58558c99e11398a6ed
SHA1 hash:
05b3569120bb57c43f4fd832c3a3ed946c15e03d
Link:
https://www.unpac.me/results/0a89f2d8-98f7-4597-9a9d-648fd30a4253/
SH256 hash:
a03cce5c65a1482defd8215c161b5ea01292d1fb9216e997a474483072d255ca
MD5 hash:
134e24599b15a3472d6285c31f9ffaae
SHA1 hash:
13abf08601f6d2e374e81a3e53092eb43a8817df
Link:
https://www.unpac.me/results/0a89f2d8-98f7-4597-9a9d-648fd30a4253/
SH256 hash:
30fc8808c22b5073ca2c691784369a36dbdb855aa1b9e50c909225c5562b0e95
MD5 hash:
e14bf49aa22e8b4b13cee211f9c246dd
SHA1 hash:
67a52a50875b6072355d725cd38dd69a592f6480
Link:
https://www.unpac.me/results/0a89f2d8-98f7-4597-9a9d-648fd30a4253/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b3a3ce9e029720fb0dc11b3f4e6dfcb73a3920f37c33a59d856b9a9f03fe1cc6

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:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb

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/58521/

Comments