asyncrat | 41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d

Analysis

max time kernel
150s
max time network
152s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
04/08/2026, 20:52

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General

Target
41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
Size 45KB
Sample260804-zn2n5aej5w
SHA256 41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d
MD5 c1b42a50429289292a28b4561a17c72e
SHA1 d41bea8b83161780bfd2afe6c7c6bf1b6a5a516b
SHA512 01bca2e755f652492d8c70c8ce401844deba809f7d5c9833120d642f524027ebb67acb8555b4c22e3ea894c01e6c7ddd06ed796ed0ed28125cb29482d54dfcd1
SSDEEP 768:QuflpT8AkKuWUch7wmo2q9y9wa0y/zFOPIuzjbRgI3igdDxsG1BDZTx:QuflpT8Hv2vCdi3u3beISgJ6GbdTx
TLSH
T1DF232A003BE8C12BF2BE5FB899F26145467EF2633603D68A1CC451DB5613BC68A526FD
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

pod8ca.top:80
pod8ca.top:22
pod8ca.top:8080
pod8ca.top:8880
pod8ca.top:2052
pod8ca.top:2082
pod8ca.top:2086
pod8ca.top:2095
pod8ca.top:443
pod8ca.top:2053
pod8ca.top:2083
pod8ca.top:2087
pod8ca.top:2096
pod8ca.top:8443
www.pod8ca.top:80
www.pod8ca.top:22
www.pod8ca.top:8080
www.pod8ca.top:8880
www.pod8ca.top:2052
www.pod8ca.top:2082
www.pod8ca.top:2086
www.pod8ca.top:2095
www.pod8ca.top:443
www.pod8ca.top:2053
www.pod8ca.top:2083
www.pod8ca.top:2087
www.pod8ca.top:2096
www.pod8ca.top:8443
hacker.pod8ca.top:80
hacker.pod8ca.top:22
hacker.pod8ca.top:8080
hacker.pod8ca.top:8880
hacker.pod8ca.top:2052
hacker.pod8ca.top:2082
hacker.pod8ca.top:2086
hacker.pod8ca.top:2095
hacker.pod8ca.top:443
hacker.pod8ca.top:2053
hacker.pod8ca.top:2083
hacker.pod8ca.top:2087
hacker.pod8ca.top:2096
hacker.pod8ca.top:8443
invasive.pod8ca.top:80
invasive.pod8ca.top:22
invasive.pod8ca.top:8080
invasive.pod8ca.top:8880
invasive.pod8ca.top:2052
invasive.pod8ca.top:2082
invasive.pod8ca.top:2086
invasive.pod8ca.top:2095
invasive.pod8ca.top:443
invasive.pod8ca.top:2053
invasive.pod8ca.top:2083
invasive.pod8ca.top:2087
invasive.pod8ca.top:2096
invasive.pod8ca.top:8443

Mutex

claGR4R605Rk

Attributes

delay
0
install
true
install_file
opaeptl.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/0x000d00000001c5a1-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
4200	opaeptl.exe
4896	opaeptl.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	8	104.26.10.170:22
SSH destination	7	172.67.75.167:22

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
4872	cmd.exe
3132	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	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.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	opaeptl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	opaeptl.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
240	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
2872	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
Token: SeDebugPrivilege	4200	opaeptl.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 4872	1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe	89
PID 1960 wrote to memory of 3132	1960	41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe	91
PID 4872 wrote to memory of 2872	4872	cmd.exe	93
PID 3132 wrote to memory of 240	3132	cmd.exe	94
PID 3132 wrote to memory of 4896	3132	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe
"C:\Users\Admin\AppData\Local\Temp\41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1960
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "opaeptl" /tr '"C:\Users\Admin\AppData\Roaming\opaeptl.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4872
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "opaeptl" /tr '"C:\Users\Admin\AppData\Roaming\opaeptl.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2872
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp717D.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3132
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:240
- - C:\Users\Admin\AppData\Roaming\opaeptl.exe
    "C:\Users\Admin\AppData\Roaming\opaeptl.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4896

C:\Users\Admin\AppData\Roaming\opaeptl.exe
"C:\Users\Admin\AppData\Roaming\opaeptl.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4200

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:5792

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

Replay Monitor

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Downloads

tmp717D.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp717D.tmp.bat
Size 151B
SHA256 dc510c779eac67df2a7fc6ff5d04157b2e8795e46985b7d1ab2cff2b0581a5e6
MD5 9a62dd79fc64119df4dcf56eca8555fa
SHA1 49c8c6717d06195b9c61cb80fa2777ae0623a5e4
SHA512 f6e39975ff378871693889a57f9789720a79b0fcef9716e79163e4566d0bedb550f5325b48b1fd69258e6222bf1613e99f1696a69a5ced5170c3b7339eb660ab
TLSH
T18FC02B92A2C5EE0E7806649313FAD5CCA2727D193F80BB00DB08440D53C0498F4DA341
MD5 SHA1 SHA512 TLSH

Submit Download

opaeptl.exe

Path C:\Users\Admin\AppData\Roaming\opaeptl.exe
Size 45KB
SHA256 41951d78a0cf2498b58f9a9d108bb965b0496bf8560b134d30c4c436fb9df48d
MD5 c1b42a50429289292a28b4561a17c72e
SHA1 d41bea8b83161780bfd2afe6c7c6bf1b6a5a516b
SHA512 01bca2e755f652492d8c70c8ce401844deba809f7d5c9833120d642f524027ebb67acb8555b4c22e3ea894c01e6c7ddd06ed796ed0ed28125cb29482d54dfcd1
SSDEEP 768:QuflpT8AkKuWUch7wmo2q9y9wa0y/zFOPIuzjbRgI3igdDxsG1BDZTx:QuflpT8Hv2vCdi3u3beISgJ6GbdTx
TLSH
T1DF232A003BE8C12BF2BE5FB899F26145467EF2633603D68A1CC451DB5613BC68A526FD
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1960-0-0x0000000074CE2000-0x0000000074CE3000-memory.dmp

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memory/1960-1-0x0000000000010000-0x0000000000022000-memory.dmp

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memory/1960-2-0x0000000074CD0000-0x000000007548C000-memory.dmp

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memory/1960-3-0x0000000004B00000-0x0000000004B9C000-memory.dmp

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memory/1960-8-0x0000000074CD0000-0x000000007548C000-memory.dmp

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memory/4200-12-0x0000000074B60000-0x000000007531C000-memory.dmp

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memory/4200-14-0x0000000074B60000-0x000000007531C000-memory.dmp

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