asyncrat | 195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba

Analysis

max time kernel
148s
max time network
152s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
19/09/2026, 10:19

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General

Target
195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
Size 45KB
Sample260919-mcghlaar4v
SHA256 195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba
MD5 bf97405ef0ee3a124c9192d7f9106e35
SHA1 904e0c3153da17201118b289b5acf855932998fd
SHA512 5daea141fb2baed295ab1accef3f7c74583c50b0c01285a614e1dd7c694ed2cd5c25e5caf6884ffe8ece90585ee700a2b46a26332e0da7d64dd9f0e96459b43f
SSDEEP 768:kuSOpTPTCFcWUeXa6mo2qAHBjusyQowsPIWzjb0gX3Q6LIlGOc3rJZ+BBDZMx:kuSOpTPOP2XBjuxZwRW3bbXg5GrH+/dO
TLSH
T14F232A003BE8812BF2BE5F78ACF26145867AB6632603D54A1CC451DB5623FC6DA426FD
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

phimsexsub.fun:80
phimsexsub.fun:22
phimsexsub.fun:8080
phimsexsub.fun:8880
phimsexsub.fun:2052
phimsexsub.fun:2082
phimsexsub.fun:2086
phimsexsub.fun:2095
phimsexsub.fun:443
phimsexsub.fun:2053
phimsexsub.fun:2083
phimsexsub.fun:2087
phimsexsub.fun:2096
phimsexsub.fun:8443
www.phimsexsub.fun:80
www.phimsexsub.fun:22
www.phimsexsub.fun:8080
www.phimsexsub.fun:8880
www.phimsexsub.fun:2052
www.phimsexsub.fun:2082
www.phimsexsub.fun:2086
www.phimsexsub.fun:2095
www.phimsexsub.fun:443
www.phimsexsub.fun:2053
www.phimsexsub.fun:2083
www.phimsexsub.fun:2087
www.phimsexsub.fun:2096
www.phimsexsub.fun:8443
fakeupdates.phimsexsub.fun:80
fakeupdates.phimsexsub.fun:22
fakeupdates.phimsexsub.fun:8080
fakeupdates.phimsexsub.fun:8880
fakeupdates.phimsexsub.fun:2052
fakeupdates.phimsexsub.fun:2082
fakeupdates.phimsexsub.fun:2086
fakeupdates.phimsexsub.fun:2095
fakeupdates.phimsexsub.fun:443
fakeupdates.phimsexsub.fun:2053
fakeupdates.phimsexsub.fun:2083
fakeupdates.phimsexsub.fun:2087
fakeupdates.phimsexsub.fun:2096
fakeupdates.phimsexsub.fun:8443
zeus.phimsexsub.fun:80
zeus.phimsexsub.fun:22
zeus.phimsexsub.fun:8080
zeus.phimsexsub.fun:8880
zeus.phimsexsub.fun:2052
zeus.phimsexsub.fun:2082
zeus.phimsexsub.fun:2086
zeus.phimsexsub.fun:2095
zeus.phimsexsub.fun:443
zeus.phimsexsub.fun:2053
zeus.phimsexsub.fun:2083
zeus.phimsexsub.fun:2087
zeus.phimsexsub.fun:2096
zeus.phimsexsub.fun:8443
triton.phimsexsub.fun:80
triton.phimsexsub.fun:22
triton.phimsexsub.fun:8080
triton.phimsexsub.fun:8880
triton.phimsexsub.fun:2052
triton.phimsexsub.fun:2082
triton.phimsexsub.fun:2086
triton.phimsexsub.fun:2095
triton.phimsexsub.fun:443
triton.phimsexsub.fun:2053
triton.phimsexsub.fun:2083
triton.phimsexsub.fun:2087
triton.phimsexsub.fun:2096
triton.phimsexsub.fun:8443
malware.phimsexsub.fun:80
malware.phimsexsub.fun:22
malware.phimsexsub.fun:8080
malware.phimsexsub.fun:8880
malware.phimsexsub.fun:2052
malware.phimsexsub.fun:2082
malware.phimsexsub.fun:2086
malware.phimsexsub.fun:2095
malware.phimsexsub.fun:443
malware.phimsexsub.fun:2053
malware.phimsexsub.fun:2083
malware.phimsexsub.fun:2087
malware.phimsexsub.fun:2096
malware.phimsexsub.fun:8443

Mutex

ol5RhVVLXU4P

Attributes

delay
0
install
true
install_file
ur2s.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/0x000e00000001c4c9-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
1508	ur2s.exe
4976	ur2s.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	172.67.167.121:22
SSH destination	12	104.21.91.58:22

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
5972	cmd.exe
1864	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	ur2s.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ur2s.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.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

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
4416	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
3888	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
Token: SeDebugPrivilege	1508	ur2s.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2800 wrote to memory of 5972	2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe	89
PID 2800 wrote to memory of 1864	2800	195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe	90
PID 5972 wrote to memory of 3888	5972	cmd.exe	93
PID 1864 wrote to memory of 4416	1864	cmd.exe	94
PID 1864 wrote to memory of 4976	1864	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe
"C:\Users\Admin\AppData\Local\Temp\195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2800
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "ur2s" /tr '"C:\Users\Admin\AppData\Roaming\ur2s.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5972
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "ur2s" /tr '"C:\Users\Admin\AppData\Roaming\ur2s.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:3888
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp3E09.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1864
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4416
- - C:\Users\Admin\AppData\Roaming\ur2s.exe
    "C:\Users\Admin\AppData\Roaming\ur2s.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4976

C:\Users\Admin\AppData\Roaming\ur2s.exe
"C:\Users\Admin\AppData\Roaming\ur2s.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1508

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

tmp3E09.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp3E09.tmp.bat
Size 148B
SHA256 54de9a4d3441bd5deba4f3b160ee695980f0cf487c4aada8ca4aa7d63d253e38
MD5 95cb77e0442c496ab9306133fe337568
SHA1 2e17cbc47bb2cc1b6951ac1d05b6cc8dddf01483
SHA512 f8c9f22d99eef2ac15818fc80b5a5f947a4cec82209e1f032cb26d1d596a0dcf0cf6b5922fb29c01dd8b06267b18c066d5b7f77f8012e4476701dec49697b17a
TLSH
T1BDC08C4251C6AA0E2809185322BAE58CA16278193E44EB00E308800E2280888E0D9242
MD5 SHA1 SHA512 TLSH

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ur2s.exe

Path C:\Users\Admin\AppData\Roaming\ur2s.exe
Size 45KB
SHA256 195304836d3da92c87b9ef04cf538f02b0751e47c4b6bb533a48a2d7fff23aba
MD5 bf97405ef0ee3a124c9192d7f9106e35
SHA1 904e0c3153da17201118b289b5acf855932998fd
SHA512 5daea141fb2baed295ab1accef3f7c74583c50b0c01285a614e1dd7c694ed2cd5c25e5caf6884ffe8ece90585ee700a2b46a26332e0da7d64dd9f0e96459b43f
SSDEEP 768:kuSOpTPTCFcWUeXa6mo2qAHBjusyQowsPIWzjb0gX3Q6LIlGOc3rJZ+BBDZMx:kuSOpTPOP2XBjuxZwRW3bbXg5GrH+/dO
TLSH
T14F232A003BE8812BF2BE5F78ACF26145867AB6632603D54A1CC451DB5623FC6DA426FD
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/1508-12-0x0000000074A60000-0x000000007521C000-memory.dmp

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memory/1508-14-0x0000000074A60000-0x000000007521C000-memory.dmp

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memory/2800-0-0x0000000074C42000-0x0000000074C43000-memory.dmp

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memory/2800-1-0x0000000000CA0000-0x0000000000CB2000-memory.dmp

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memory/2800-2-0x0000000074C30000-0x00000000753EC000-memory.dmp

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memory/2800-3-0x0000000005820000-0x00000000058BC000-memory.dmp

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memory/2800-8-0x0000000074C30000-0x00000000753EC000-memory.dmp

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