ratonrat | 1dd4583041678750db57c1ddc12ee8ee6d0894333200cf816af250cbcacf1f78

Analysis

user interaction
yes
max time kernel
1049s
max time network
1050s
platform
windows10-ltsc_2021_x64
resource
win10ltsc2021-20260911-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20260911-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
submitted
11/11/2026, 02:39

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General

Target
ratonClient.exe
Size 2.8MB
Sample261111-c5ffwstt3l
SHA256 1dd4583041678750db57c1ddc12ee8ee6d0894333200cf816af250cbcacf1f78
MD5 59955f6665f2ec27c97a190f91b4fd0c
SHA1 126abeb1d35cd8314db42db779c0ac81341d65a7
SHA512 1a81419345d2a3d77e8b8369f4e596ee22c96303b0e7d94e7de90608b1b99b72a336d6c1995cd43bdaff210023173264b1aed268a3f3fed5433112760f5681f0
SSDEEP 49152:BgVUlsHjkmiGWU5FLGpMZ7iKPJ5W1tsclR0BxMzaRw446WJ:BgVUuHjkDGjzqpgmwQ1GuRxzew
TLSH
T110D5021C33FACB18F2AF4BB4A87185664371FD179C62D76D58A139AE04B6F48AA10713
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery ratonrat stealer

Malware Config

Extracted

Family

ratonrat

Version

Free

h5yy5tyq34t.localto.net:5101

Mutex

5w2RH8MYbGDAOxcz2H7PaXg

Attributes

assist
false
box
false
box_icon
No icon
box_msg
Hello, i'm the description of your raton client message box
box_title
Hello, im a title for your message box
defender
false
delay
0
hide_file
false
open_website
false
process_critical
false
raw
silly21
reconnect
3
startup
false
tag
Infected
uac
false
vm
false
website
https://t.me/sillyisafed

Signatures

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

Detects RatonRAT payload 1 IoCs

resource	yara_rule
behavioral2/memory/5596-0-0x00000201DB210000-0x00000201DB4E6000-memory.dmp	family_ratonrat

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	ratonClient.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	ratonClient.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4095433250-3121633380-635025574-1000_Classes\Local Settings	calc.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
5596	ratonClient.exe
5596	ratonClient.exe
5596	ratonClient.exe
5596	ratonClient.exe
5596	ratonClient.exe
5596	ratonClient.exe
5596	ratonClient.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5596	ratonClient.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5596	ratonClient.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
5596	ratonClient.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 5596 wrote to memory of 2864	5596	ratonClient.exe	91
PID 5596 wrote to memory of 460	5596	ratonClient.exe	94
PID 460 wrote to memory of 228	460	cmd.exe	96
PID 228 wrote to memory of 5456	228	calc.exe	97

C:\Users\Admin\AppData\Local\Temp\ratonClient.exe
"C:\Users\Admin\AppData\Local\Temp\ratonClient.exe"
1⤵
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:5596
- C:\Windows\SYSTEM32\gpupdate.exe
  "gpupdate" /force
  2⤵
  PID:2864
- C:\Windows\SYSTEM32\cmd.exe
  "cmd"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:460
- - C:\Windows\system32\calc.exe
    calc
    3⤵
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:228
  - - C:\Windows\System32\win32calc.exe
      "C:\Windows\System32\win32calc.exe"
      4⤵
      PID:5456

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

aforge.video.directshow.dll

Path C:\Users\Admin\AppData\Local\Temp\Costura\43C0B7C2D694D39E487F61CFD3964734\aforge.video.directshow.dll
Size 60KB
SHA256 666d44798d94eafa1ed21af79e9bc0293ffd96f863ab5d87f78bcee9ef9ffd6b
MD5 17ed442e8485ac3f7dc5b3c089654a61
SHA1 d3a17c1fdd6d54951141053f88bf8238dea0b937
SHA512 9118bf11760354e9971ae8b27f7f6a405e46145b39ca6e6b413cb2e729e51304b895965e9140f66c9e3ef7caa4f344762bf059688b23dd32e4c2df271394fea2
SSDEEP 1536:XwumrikcyTpOKVi+Dqp6viPUCcvKWz3NTpAK+7KI4v8U:6dOKViKa6pOWbhpAKyKIVU
TLSH
T156535BA273B8C633C4AE17F6A4331F4017B1A7495223D79E1F9A519D7CB7B804A50B93
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

aforge.video.dll

Path C:\Users\Admin\AppData\Local\Temp\Costura\43C0B7C2D694D39E487F61CFD3964734\aforge.video.dll
Size 20KB
SHA256 bafa6ed04ca2782270074127a0498dde022c2a9f4096c6bb2b8e3c08bb3d404d
MD5 0bd34aa29c7ea4181900797395a6da78
SHA1 ddffdcef29daddc36ca7d8ae2c8e01c1c8bb23a8
SHA512 a3734660c0aba1c2b27ab55f9e578371b56c82754a3b7cfd01e68c88967c8dada8d202260220831f1d1039a5a35bd1a67624398e689702481ac056d1c1ddcdb0
SSDEEP 384:Wu9f/hWFwLX+WJ7gfZLTswhHDlOdKaCxkyf0l:HfpZL9uxE9Cxd8l
TLSH
T135924C0AD31CC23FCB6E077EA472026287B0C3626643E7EA5CA951B9BC6736549437D7
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

naudio.core.dll

Path C:\Users\Admin\AppData\Local\Temp\Costura\43C0B7C2D694D39E487F61CFD3964734\naudio.core.dll
Size 183KB
SHA256 4f8d8c4140146674b103c8a3c46fbc4c768a86c0012a167168e3f7da2b3e5c09
MD5 4e4302ce791e48f985a3a221a19a272b
SHA1 d2b0fd622daf57a012c3cf5bdf4b187f27d5d080
SHA512 1685a17be6d64c222ec606488e3f8e9707a8b7709054e9e99cb53c7b438f5b993820e2e9773e02455525ee06e18aa65ae150420224311f6c69d795c3d129e312
SSDEEP 3072:6lnWpdQWUY6GwfIGsnlLieRT0TWsPtt3RBntgqK2QlVEOPkk6uSYsM+S70I:FpdQJY6GwfIGOLi7tt3RBntgn2QlVEEO
TLSH
T151045B2563E48266E66F9BB5F0F204178BF0F4463437DB4E5E806AE92A07B01C592F77
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

naudio.wasapi.dll

Path C:\Users\Admin\AppData\Local\Temp\Costura\43C0B7C2D694D39E487F61CFD3964734\naudio.wasapi.dll
Size 176KB
SHA256 a05e371abf96195770ac4f84653d987d63731fed528e98c7fe0d10ce66e37d7e
MD5 bb660a4efbf5c0fdaeeddd4cc9ab9600
SHA1 6dbd30a9216590d012a7feb802831f538345756e
SHA512 7452a8e8c7b3183fcdf2d8546a3d154ce1ae0b7756281bcf5b454b10292356615f70593a73be36095e9eec7f78cf8ec46f14aa52d2b3ed7aa9a59505fd2ca725
SSDEEP 3072:6S40MR31DisfSmJyuhrkf3Pr/duoSIlKjaBIWbiFyryvpwAk:6SWZiUBhrkf31bIgQvp
TLSH
T16D047B223AAC9D76C5AF43B9F8F30D03CBB1D4463A17AF495AC15B255D13B924808B7B
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

naudio.winforms.dll

Path C:\Users\Admin\AppData\Local\Temp\Costura\43C0B7C2D694D39E487F61CFD3964734\naudio.winforms.dll
Size 33KB
SHA256 82a92cb6b9001e013c653c65e4ae460346770ec7512856879e63018d9cafc41a
MD5 115137414b41a26d6e73738cd94c036c
SHA1 e9e87ec6227bc9d8a971d2aa687dcd4e392a8d43
SHA512 d30fd0043bb483e67700de48283d632811d45e89564ea6d9454b6a38dc3fee5440719224ec4085c70d21c665222f27dbb482ac5f578326a7698ecb7b46599b4c
SSDEEP 768:qNMJ4j7TupqLC+VHDvtiT8dMRrvCPRtbQDmZ1RnT+Geh:8uiCP8dIvMzbQDmcV
TLSH
T188E228195398CBBBC77E0E7944A211060376EA81B501FBED5EC8B1DD8D937520B60BE3
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

naudio.winmm.dll

Path C:\Users\Admin\AppData\Local\Temp\Costura\43C0B7C2D694D39E487F61CFD3964734\naudio.winmm.dll
Size 56KB
SHA256 3c8359bb74c6dabd2ec8ba561ffa163f24859ff5aef724fb5794073e2e883a02
MD5 c1b78af3d6402be8f259dbbe9250e7fb
SHA1 98e2c38597c50390852801d46ff342889c7351ae
SHA512 776d15d506798eb4a66d5cb5b45591e1767f4030f14aa91198fdf0bcad2e689835418629a1cd3f2af36add4809adb04dd3a850d9d8f2594b0737e72cecc437cf
SSDEEP 768:jpQFu52mn7eYuo4OzgyA90g01OcjDHvgxLMgGd8GbIDrXa8Rcer+7bE:lQ8hexo4QguNHvgxLufIDudE
TLSH
T1BA433B017BDD427AD2FE1B3DA0F30A524734A892756BFB4F1998F1DA9853B8049017B7
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

newtonsoft.json.dll

Path C:\Users\Admin\AppData\Local\Temp\Costura\43C0B7C2D694D39E487F61CFD3964734\newtonsoft.json.dll
Size 704KB
SHA256 f0c07af0e84d4dd4da4bd7823ba4535bc0481b3bf623ed40b659b68147a6bb75
MD5 24704261e701b49b51e40c1292ed149e
SHA1 db8ce5e0b7d8c14920bc9c4eebe51bdf706e3fc6
SHA512 8ef6a6196044862a9d8d53c6a88e68d9591edf244385bc4888cb9c16c942eeb4a1689c49245d6cf80d619e95f0745898513ed2b67a6fc4c65fbc06b872f72184
SSDEEP 12288:65RsO50fsVuW3icGomHAQ/DUHIdGFRrDTOAPKfhUUNSUmTIcvABXyoJl8fCfB5qm:om2VuaOKdKSUNz0IpBXyov8fC3
TLSH
T178E45B2177FC8E16D9EF2375B430D9181BF1F956A2BAE78FA504D9A51C837918C203A3
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

stuff.dll

Path C:\Users\Admin\AppData\Local\Temp\Costura\43C0B7C2D694D39E487F61CFD3964734\stuff.dll
Size 12KB
SHA256 d8ee0fc96ce8de2e37bc8fdc051da7c1852b9a510270e663ba17281de23f049b
MD5 f8d5274e3368aa40cc0fd5798d19c783
SHA1 87f87d8c2b468fb87d82c3f5a849936c08d7a67c
SHA512 fa3f106d4ab31c0d516b4623f3108b29c05993a6e65e6e1f1a49e7d101860f78c63843743c3e560c2891fccade27e6024e7b1566d4b99dd0fa90480c1d1a45bc
SSDEEP 192:cl/e0xEXKl04vygxTppSYgDnWgdCpZ8u8u8u8u8u8u8u8u2JHqW6LvEX6KSf5V00:cl/nxEXKl04vygkJ9dddddddBAW6AX6d
TLSH
T15D42192DB784866FD96C0B3EB86622541772EA30AE63DF8F1CC4B03E7D6735885505B8
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

system.buffers.dll

Path C:\Users\Admin\AppData\Local\Temp\Costura\43C0B7C2D694D39E487F61CFD3964734\system.buffers.dll
Size 20KB
SHA256 accccfbe45d9f08ffeed9916e37b33e98c65be012cfff6e7fa7b67210ce1fefb
MD5 ecdfe8ede869d2ccc6bf99981ea96400
SHA1 2f410a0396bc148ed533ad49b6415fb58dd4d641
SHA512 5fc7fee5c25cb2eee19737068968e00a00961c257271b420f594e5a0da0559502d04ee6ba2d8d2aad77f3769622f6743a5ee8dae23f8f993f33fb09ed8db2741
SSDEEP 384:/rMdp9yXOfPfAxR5zwWvYW8a2cyHRN7vCvlbLg:/rMcXP6N6e
TLSH
T156926D12DBAC4213DE3B2E7012A4C9C62E3AD3C66A11DB5E1848F5591ED37CACF11B6D
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/5596-98-0x00000201F6CA0000-0x00000201F6CB4000-memory.dmp

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memory/5596-62-0x00000201F69C0000-0x00000201F69CA000-memory.dmp

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memory/5596-69-0x00000201F6B40000-0x00000201F6B72000-memory.dmp

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memory/5596-0-0x00000201DB210000-0x00000201DB4E6000-memory.dmp

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memory/5596-77-0x00000201F6B00000-0x00000201F6B16000-memory.dmp

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memory/5596-54-0x00000201F6A40000-0x00000201F6AF4000-memory.dmp

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memory/5596-75-0x00000201F6B20000-0x00000201F6B3A000-memory.dmp

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memory/5596-60-0x00000201F69D0000-0x00000201F69F2000-memory.dmp

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memory/5596-91-0x00000201F85D0000-0x00000201F8604000-memory.dmp

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memory/5596-45-0x00000201F5BA0000-0x00000201F5BAA000-memory.dmp

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memory/5596-84-0x00000201F6A20000-0x00000201F6A2E000-memory.dmp

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memory/5596-104-0x00000201F5C00000-0x00000201F5C10000-memory.dmp

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memory/5596-1-0x00000201F5C00000-0x00000201F5C10000-memory.dmp

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memory/5596-106-0x00000201F9730000-0x00000201F973C000-memory.dmp

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