ratonrat | 16aa5e9cd33302fb4bba5f5fe61b9dcef4e6e1a777098985eca17e5a6f075234

Analysis

max time kernel
148s
max time network
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260629-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
29/06/2026, 16:18

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General

Target
ratonClient.exe
Size 94KB
Sample260629-tr2kmsa19k
SHA256 16aa5e9cd33302fb4bba5f5fe61b9dcef4e6e1a777098985eca17e5a6f075234
MD5 4db7b73a3650b98b99aa282bf1e16cc1
SHA1 3f762a0e0d991b182032fcf13cb94c75a61fe47b
SHA512 c7320b897afdc6331a868c657d6fc1135be1944e707036d531de38af4319015ecc32a264f6342dc853c1b7c34a547f3f453ff6fe366a9edc5b772b8bdd2131d2
SSDEEP 1536:LgW7MnDxVdabTsqa4tsi546K1lmnRySboKp+C0C82v1R:LgWYnFVWAX4tny6U0wSboKz0CvvL
TLSH
T13D935B0473FC6929E3FF8FBE69B510500F72B9279E31D64D498A60980A71B86DE10F67
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

costura defense_evasion execution ratonrat packer persistence stealer

Malware Config

Extracted

Family

ratonrat

Version

v4.0.0

ports.crabdance.com:24378

Mutex

0hiih9Nq8HHUoa3cpQg80oU

Attributes

assist
false
box
false
box_icon
Error
box_msg
I'm the message box description
box_title
Hello World
defender
true
delay
0
hide_file
true
open_website
false
process_critical
true
raw
silly21
reconnect
3
startup
true
tag
check build
uac
false
vm
false
website
https://t.me/example

Signatures

Family: RatonRAT
RatonRAT is an information stealer written in C#.
stealer ratonrat

Detects RatonRAT payload 2 IoCs

resource	yara_rule
behavioral2/memory/2456-1-0x00000259FB580000-0x00000259FB59E000-memory.dmp	family_ratonrat
behavioral2/files/0x001000000001c593-9.dat	family_ratonrat

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
5984	powershell.exe
5984	powershell.exe

Executes dropped EXE 2 IoCs

pid	Process
1204	ratonClient.exe
4128	ratonClient.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
1	ip-api.com

Costura .NET executable packer 1 IoCs

Costura packer aka Costura Fody, is an add-in for the .NET framework that embeds all external dependency .dll files as resources inside main executable.

costura packer

resource	yara_rule
behavioral2/files/0x001000000001c593-9.dat	costura

Delays execution with timeout.exe 2 IoCs

defense_evasion

pid	Process
976	timeout.exe
4572	timeout.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
5660	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
5984	powershell.exe
5984	powershell.exe
1204	ratonClient.exe
1204	ratonClient.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeDebugPrivilege	1204	ratonClient.exe
Token: SeDebugPrivilege	1204	ratonClient.exe
Token: SeDebugPrivilege	5984	powershell.exe
Token: SeIncreaseQuotaPrivilege	5984	powershell.exe
Token: SeSecurityPrivilege	5984	powershell.exe
Token: SeTakeOwnershipPrivilege	5984	powershell.exe
Token: SeLoadDriverPrivilege	5984	powershell.exe
Token: SeSystemProfilePrivilege	5984	powershell.exe
Token: SeSystemtimePrivilege	5984	powershell.exe
Token: SeProfSingleProcessPrivilege	5984	powershell.exe
Token: SeIncBasePriorityPrivilege	5984	powershell.exe
Token: SeCreatePagefilePrivilege	5984	powershell.exe
Token: SeBackupPrivilege	5984	powershell.exe
Token: SeRestorePrivilege	5984	powershell.exe
Token: SeShutdownPrivilege	5984	powershell.exe
Token: SeDebugPrivilege	5984	powershell.exe
Token: SeSystemEnvironmentPrivilege	5984	powershell.exe
Token: SeRemoteShutdownPrivilege	5984	powershell.exe
Token: SeUndockPrivilege	5984	powershell.exe
Token: SeManageVolumePrivilege	5984	powershell.exe
Token: 33	5984	powershell.exe
Token: 34	5984	powershell.exe
Token: 35	5984	powershell.exe
Token: 36	5984	powershell.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2456 wrote to memory of 3628	2456	ratonClient.exe	87
PID 3628 wrote to memory of 4604	3628	cmd.exe	89
PID 3628 wrote to memory of 976	3628	cmd.exe	90
PID 3628 wrote to memory of 1204	3628	cmd.exe	91
PID 3628 wrote to memory of 4572	3628	cmd.exe	92
PID 1204 wrote to memory of 5660	1204	ratonClient.exe	93
PID 1204 wrote to memory of 5984	1204	ratonClient.exe	97

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\ratonClient.exe
"C:\Users\Admin\AppData\Local\Temp\ratonClient.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2456
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\Temp\cleanup_2IJ0WVmZuNPaV9QHhBLEQk6v31WULC.bat""
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3628
- - C:\Windows\system32\chcp.com
    chcp 65001
    3⤵
    PID:4604
- - C:\Windows\system32\timeout.exe
    timeout /t 2 /nobreak
    3⤵
    - Delays execution with timeout.exe
    PID:976
- - C:\Users\Admin\AppData\Roaming\PlatformRuntime\ratonClient.exe
    "C:\Users\Admin\AppData\Roaming\PlatformRuntime\ratonClient.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1204
  - - C:\Windows\SYSTEM32\schtasks.exe
      "schtasks" /create /tn "ratonClient" /sc ONLOGON /tr "\"C:\Users\Admin\AppData\Roaming\PlatformRuntime\ratonClient.exe\"" /rl HIGHEST /f
      4⤵
      Scheduled Task/Job: Scheduled Task
      PID:5660
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -NonInteractive -WindowStyle Hidden -ExecutionPolicy Bypass "Add-MpPreference -ExclusionProcess 'C:\Users\Admin\AppData\Roaming\PlatformRuntime\ratonClient.exe'"
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:5984
- - C:\Windows\system32\timeout.exe
    timeout /t 1 /nobreak
    3⤵
    - Delays execution with timeout.exe
    PID:4572

C:\Users\Admin\AppData\Roaming\PlatformRuntime\ratonClient.exe
"C:\Users\Admin\AppData\Roaming\PlatformRuntime\ratonClient.exe"
1⤵
- Executes dropped EXE
PID:4128

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

__PSScriptPolicyTest_z05iulbh.p5i.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_z05iulbh.p5i.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

Submit Download

ratonClient.exe

Path C:\Users\Admin\AppData\Roaming\PlatformRuntime\ratonClient.exe
Size 94KB
SHA256 16aa5e9cd33302fb4bba5f5fe61b9dcef4e6e1a777098985eca17e5a6f075234
MD5 4db7b73a3650b98b99aa282bf1e16cc1
SHA1 3f762a0e0d991b182032fcf13cb94c75a61fe47b
SHA512 c7320b897afdc6331a868c657d6fc1135be1944e707036d531de38af4319015ecc32a264f6342dc853c1b7c34a547f3f453ff6fe366a9edc5b772b8bdd2131d2
SSDEEP 1536:LgW7MnDxVdabTsqa4tsi546K1lmnRySboKp+C0C82v1R:LgWYnFVWAX4tny6U0wSboKz0CvvL
TLSH
T13D935B0473FC6929E3FF8FBE69B510500F72B9279E31D64D498A60980A71B86DE10F67
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

cleanup_2IJ0WVmZuNPaV9QHhBLEQk6v31WULC.bat

Path C:\Users\Admin\AppData\Roaming\Temp\cleanup_2IJ0WVmZuNPaV9QHhBLEQk6v31WULC.bat
Size 546B
SHA256 0136e3f922a2db238ccb3bd2cb1dfe68e999ff684c835d4ad679e9779b62baf6
MD5 3e8d81dede6653daad9e9e10ac5250c7
SHA1 9887ff383b1d47c4896ef9e0285fef7fed30d252
SHA512 bfcad2afbec16eb6905e4a4b173430743b8b0717f5a1859d6418af1ed888014665fe895d900b92451995bd99d0aeb1f2161a3e151432d77644f6fef33eb795e1
TLSH
T105F0F045338A83380411A27B4EA661CDD0BD446ABE8675813A18C45E579640FE6D7BA2
MD5 SHA1 SHA512 TLSH

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memory/1204-19-0x000001FF3A9F0000-0x000001FF3AD66000-memory.dmp

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memory/1204-37-0x00007FFC4A9A0000-0x00007FFC4B344000-memory.dmp

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memory/1204-38-0x000001FF3AED0000-0x000001FF3AFD8000-memory.dmp

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memory/1204-17-0x00007FFC4A9A0000-0x00007FFC4B344000-memory.dmp

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memory/1204-39-0x00007FFC4A9A0000-0x00007FFC4B344000-memory.dmp

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memory/1204-10-0x00007FFC4A9A0000-0x00007FFC4B344000-memory.dmp

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memory/1204-11-0x00007FFC4A9A0000-0x00007FFC4B344000-memory.dmp

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memory/1204-12-0x00007FFC4A9A0000-0x00007FFC4B344000-memory.dmp

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memory/1204-13-0x00007FFC4A9A0000-0x00007FFC4B344000-memory.dmp

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memory/1204-14-0x00007FFC4A9A0000-0x00007FFC4B344000-memory.dmp

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memory/1204-15-0x00007FFC4A9A0000-0x00007FFC4B344000-memory.dmp

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memory/1204-16-0x00007FFC4A9A0000-0x00007FFC4B344000-memory.dmp

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memory/2456-8-0x00007FFC4A9A0000-0x00007FFC4B344000-memory.dmp

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memory/2456-0-0x00007FFC4AB2F000-0x00007FFC4AB30000-memory.dmp

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memory/2456-7-0x00007FFC4A9A0000-0x00007FFC4B344000-memory.dmp

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memory/2456-4-0x00007FFC4A9A0000-0x00007FFC4B344000-memory.dmp

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memory/2456-2-0x00000259FBA60000-0x00000259FBA68000-memory.dmp

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memory/2456-1-0x00000259FB580000-0x00000259FB59E000-memory.dmp

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memory/5984-25-0x00000219B18B0000-0x00000219B18D2000-memory.dmp

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memory/5984-33-0x00000219B1B40000-0x00000219B1B5E000-memory.dmp

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memory/5984-34-0x00000219B1B60000-0x00000219B1C12000-memory.dmp

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memory/5984-35-0x00000219B1B30000-0x00000219B1B3A000-memory.dmp

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