asyncrat | 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d

Analysis

max time kernel
148s
max time network
146s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
05/09/2026, 13:44

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General

Target
1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
Size 45KB
Sample260905-q146caeb88
SHA256 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d
MD5 351254735a734b7a2318281e95c3433e
SHA1 5ff4eac4f4ad091136cd34b6515d374e996988f1
SHA512 58049bc4900387b3117186d5da05ddf0429e1f1f0a967d111e96e4e41659a31a299728561d8b700492e19269b00b10b5e065189cc18e35566a38beaec9c2431b
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q97Iz/yPqiPIwzjb7agX3iPW7wmFKOjvkVPNyqBDZ8x:0uPrpT/qY24c5w3b5XSPW7mO4Ny0d8x
TLSH
T1D4233B003BE9C12BF2BE4F789DF26145467AF5633A03D58A1CC4118B5713FC69A52AFA
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

default command_and_control defense_evasion discovery execution asyncrat persistence rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

clip-cuchot.net:80
clip-cuchot.net:22
clip-cuchot.net:8080
clip-cuchot.net:8880
clip-cuchot.net:2052
clip-cuchot.net:2082
clip-cuchot.net:2086
clip-cuchot.net:2095
clip-cuchot.net:443
clip-cuchot.net:2053
clip-cuchot.net:2083
clip-cuchot.net:2087
clip-cuchot.net:2096
clip-cuchot.net:8443
www.clip-cuchot.net:80
www.clip-cuchot.net:22
www.clip-cuchot.net:8080
www.clip-cuchot.net:8880
www.clip-cuchot.net:2052
www.clip-cuchot.net:2082
www.clip-cuchot.net:2086
www.clip-cuchot.net:2095
www.clip-cuchot.net:443
www.clip-cuchot.net:2053
www.clip-cuchot.net:2083
www.clip-cuchot.net:2087
www.clip-cuchot.net:2096
www.clip-cuchot.net:8443
gootloader.clip-cuchot.net:80
gootloader.clip-cuchot.net:22
gootloader.clip-cuchot.net:8080
gootloader.clip-cuchot.net:8880
gootloader.clip-cuchot.net:2052
gootloader.clip-cuchot.net:2082
gootloader.clip-cuchot.net:2086
gootloader.clip-cuchot.net:2095
gootloader.clip-cuchot.net:443
gootloader.clip-cuchot.net:2053
gootloader.clip-cuchot.net:2083
gootloader.clip-cuchot.net:2087
gootloader.clip-cuchot.net:2096
gootloader.clip-cuchot.net:8443
locky.clip-cuchot.net:80
locky.clip-cuchot.net:22
locky.clip-cuchot.net:8080
locky.clip-cuchot.net:8880
locky.clip-cuchot.net:2052
locky.clip-cuchot.net:2082
locky.clip-cuchot.net:2086
locky.clip-cuchot.net:2095
locky.clip-cuchot.net:443
locky.clip-cuchot.net:2053
locky.clip-cuchot.net:2083
locky.clip-cuchot.net:2087
locky.clip-cuchot.net:2096
locky.clip-cuchot.net:8443

Mutex

vRe2jewPijxZ

Attributes

delay
0
install
true
install_file
ao859c1.exe
install_folder
%AppData%

aes.plain

Signatures

Family: AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat

Async RAT payload 1 IoCs

rat

resource	yara_rule
behavioral2/files/0x000e00000001c5da-11.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
4752	ao859c1.exe
4436	ao859c1.exe

Outbound SSH connection to public host 2 TTPs 2 IoCs

SSH is used for remote access. This may indicate SSH host discovery, encrypted C2 traffic, or data exfiltration.

command_and_control

Protocol Tunneling

T1572

Network Service Discovery

T1046

description	flow	ioc
SSH destination	14	104.21.10.234:22
SSH destination	15	172.67.164.205:22

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Executes a command shell one-liner 1 TTPs 2 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
1292	cmd.exe
1000	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ao859c1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ao859c1.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
1652	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
4216	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
Token: SeDebugPrivilege	4752	ao859c1.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3340 wrote to memory of 1292	3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe	89
PID 3340 wrote to memory of 1000	3340	1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe	91
PID 1292 wrote to memory of 4216	1292	cmd.exe	93
PID 1000 wrote to memory of 1652	1000	cmd.exe	94
PID 1000 wrote to memory of 4436	1000	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
"C:\Users\Admin\AppData\Local\Temp\1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3340
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "ao859c1" /tr '"C:\Users\Admin\AppData\Roaming\ao859c1.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1292
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "ao859c1" /tr '"C:\Users\Admin\AppData\Roaming\ao859c1.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4216
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp3F41.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1000
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:1652
- - C:\Users\Admin\AppData\Roaming\ao859c1.exe
    "C:\Users\Admin\AppData\Roaming\ao859c1.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4436

C:\Users\Admin\AppData\Roaming\ao859c1.exe
"C:\Users\Admin\AppData\Roaming\ao859c1.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4752

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

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

Network Service Discovery

T1046

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Protocol Tunneling

T1572

Exfiltration

Impact

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Downloads

tmp3F41.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp3F41.tmp.bat
Size 151B
SHA256 53d5047d4a59ed2c344e34de1c7569cf957bc9329b35734baa8d0dc1e3558256
MD5 58e5dcb69d0ba9f202aaec4d56928fc1
SHA1 8fa048e8fb2137091bfe4789ff7052e254a6001e
SHA512 9c7cbd72820a9a6123b4135eb7df99c70476a3b33da4f8cd788e9a81fdf8a8d3b9d2b6f925c1acb25efea7f594b12911d7c7e5142dd069e9254d758685957dc9
TLSH
T151C02B4362CEEE1E2D0558A312FAD48C91726D1B3F40BF40C30C404D22C2858F0FB342
MD5 SHA1 SHA512 TLSH

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ao859c1.exe

Path C:\Users\Admin\AppData\Roaming\ao859c1.exe
Size 45KB
SHA256 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d
MD5 351254735a734b7a2318281e95c3433e
SHA1 5ff4eac4f4ad091136cd34b6515d374e996988f1
SHA512 58049bc4900387b3117186d5da05ddf0429e1f1f0a967d111e96e4e41659a31a299728561d8b700492e19269b00b10b5e065189cc18e35566a38beaec9c2431b
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q97Iz/yPqiPIwzjb7agX3iPW7wmFKOjvkVPNyqBDZ8x:0uPrpT/qY24c5w3b5XSPW7mO4Ny0d8x
TLSH
T1D4233B003BE9C12BF2BE4F789DF26145467AF5633A03D58A1CC4118B5713FC69A52AFA
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/3340-0-0x00000000743D2000-0x00000000743D3000-memory.dmp

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memory/3340-1-0x0000000000480000-0x0000000000492000-memory.dmp

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memory/3340-2-0x00000000743C0000-0x0000000074B7C000-memory.dmp

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memory/3340-3-0x0000000005010000-0x00000000050AC000-memory.dmp

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memory/3340-8-0x00000000743C0000-0x0000000074B7C000-memory.dmp

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memory/4752-12-0x0000000074250000-0x0000000074A0C000-memory.dmp

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memory/4752-14-0x0000000074250000-0x0000000074A0C000-memory.dmp

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