asyncrat | 6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c

Analysis

max time kernel
148s
max time network
142s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
05/09/2026, 10:20

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General

Target
6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
Size 45KB
Sample260905-mdklmsap2x
SHA256 6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c
MD5 ade947a8095a56baa8cfc7acf924a262
SHA1 0808c9acc5ff130fe352fa6e7fcbdf44627d4545
SHA512 b47b107782d2f12b3e5beb816c144b642dce2627553d1fcca6469d5c78699282b7ba7117c02b09cd95cb06a836d96a42d9b1678d1d1399592dd7313ef38f64e5
SSDEEP 768:8uUIpT4vvofWWUEXb+Imo2q4D9wScq/z1OPIszjblg43i29/9Vfp36UUEnBDZ0x:8uUIpT4vAj2Hi9K3s3bi4S6/ffp3sgd2
TLSH
T1D5232B003BE9C12BF2BE4F7899F26145867AF2633603D54E1CC4529B5723BC69A426FD
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

clipsex.click:80
clipsex.click:22
clipsex.click:8080
clipsex.click:8880
clipsex.click:2052
clipsex.click:2082
clipsex.click:2086
clipsex.click:2095
clipsex.click:443
clipsex.click:2053
clipsex.click:2083
clipsex.click:2087
clipsex.click:2096
clipsex.click:8443
www.clipsex.click:80
www.clipsex.click:22
www.clipsex.click:8080
www.clipsex.click:8880
www.clipsex.click:2052
www.clipsex.click:2082
www.clipsex.click:2086
www.clipsex.click:2095
www.clipsex.click:443
www.clipsex.click:2053
www.clipsex.click:2083
www.clipsex.click:2087
www.clipsex.click:2096
www.clipsex.click:8443
client.clipsex.click:80
client.clipsex.click:22
client.clipsex.click:8080
client.clipsex.click:8880
client.clipsex.click:2052
client.clipsex.click:2082
client.clipsex.click:2086
client.clipsex.click:2095
client.clipsex.click:443
client.clipsex.click:2053
client.clipsex.click:2083
client.clipsex.click:2087
client.clipsex.click:2096
client.clipsex.click:8443
remote.clipsex.click:80
remote.clipsex.click:22
remote.clipsex.click:8080
remote.clipsex.click:8880
remote.clipsex.click:2052
remote.clipsex.click:2082
remote.clipsex.click:2086
remote.clipsex.click:2095
remote.clipsex.click:443
remote.clipsex.click:2053
remote.clipsex.click:2083
remote.clipsex.click:2087
remote.clipsex.click:2096
remote.clipsex.click:8443
invasive.clipsex.click:80
invasive.clipsex.click:22
invasive.clipsex.click:8080
invasive.clipsex.click:8880
invasive.clipsex.click:2052
invasive.clipsex.click:2082
invasive.clipsex.click:2086
invasive.clipsex.click:2095
invasive.clipsex.click:443
invasive.clipsex.click:2053
invasive.clipsex.click:2083
invasive.clipsex.click:2087
invasive.clipsex.click:2096
invasive.clipsex.click:8443
notpetya.clipsex.click:80
notpetya.clipsex.click:22
notpetya.clipsex.click:8080
notpetya.clipsex.click:8880
notpetya.clipsex.click:2052
notpetya.clipsex.click:2082
notpetya.clipsex.click:2086
notpetya.clipsex.click:2095
notpetya.clipsex.click:443
notpetya.clipsex.click:2053
notpetya.clipsex.click:2083
notpetya.clipsex.click:2087
notpetya.clipsex.click:2096
notpetya.clipsex.click:8443

Mutex

mGJGYFsqpFvs

Attributes

delay
0
install
true
install_file
y2afjtk.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/0x000e00000001c4df-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
4612	y2afjtk.exe
1708	y2afjtk.exe

Outbound SSH connection to public host 2 TTPs 4 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	10	104.21.76.144:22
SSH destination	11	172.67.196.29:22
SSH destination	16	104.21.76.144:22
SSH destination	17	172.67.196.29:22

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
3320	cmd.exe
2924	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	y2afjtk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.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	y2afjtk.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
2236	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
2892	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
Token: SeDebugPrivilege	4612	y2afjtk.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 5468 wrote to memory of 3320	5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe	88
PID 5468 wrote to memory of 2924	5468	6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe	90
PID 3320 wrote to memory of 2892	3320	cmd.exe	92
PID 2924 wrote to memory of 2236	2924	cmd.exe	93
PID 2924 wrote to memory of 1708	2924	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe
"C:\Users\Admin\AppData\Local\Temp\6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5468
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "y2afjtk" /tr '"C:\Users\Admin\AppData\Roaming\y2afjtk.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3320
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "y2afjtk" /tr '"C:\Users\Admin\AppData\Roaming\y2afjtk.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2892
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp9996.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2924
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:2236
- - C:\Users\Admin\AppData\Roaming\y2afjtk.exe
    "C:\Users\Admin\AppData\Roaming\y2afjtk.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1708

C:\Users\Admin\AppData\Roaming\y2afjtk.exe
"C:\Users\Admin\AppData\Roaming\y2afjtk.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4612

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

tmp9996.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp9996.tmp.bat
Size 151B
SHA256 b2b9ae8339dbf5764977439985d5b127d60b1a30ad2bfa8d63d725a62287ae17
MD5 c2c92ead8c07ba8a0b101a4b9d251ade
SHA1 bfe517580988a7a4926177136f7c0000dbb474d2
SHA512 836d007d61814ba8551cf71867d06d52b551d26be49ff35839f1a83723389f0bd5f0ed9ddbfc2e06d6f8a23b30115b5dd57bb127298396f4e641657c599b837b
TLSH
T154C08C4252C9AA0E280524130ABAA48C91A2682A3E44EB108B84451A268084DE0E9241
MD5 SHA1 SHA512 TLSH

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y2afjtk.exe

Path C:\Users\Admin\AppData\Roaming\y2afjtk.exe
Size 45KB
SHA256 6bea5d3250cc88883d48eead2eeff4d3423303e6b1ef5bc5d94e9912556a8c8c
MD5 ade947a8095a56baa8cfc7acf924a262
SHA1 0808c9acc5ff130fe352fa6e7fcbdf44627d4545
SHA512 b47b107782d2f12b3e5beb816c144b642dce2627553d1fcca6469d5c78699282b7ba7117c02b09cd95cb06a836d96a42d9b1678d1d1399592dd7313ef38f64e5
SSDEEP 768:8uUIpT4vvofWWUEXb+Imo2q4D9wScq/z1OPIszjblg43i29/9Vfp36UUEnBDZ0x:8uUIpT4vAj2Hi9K3s3bi4S6/ffp3sgd2
TLSH
T1D5232B003BE9C12BF2BE4F7899F26145867AF2633603D54E1CC4529B5723BC69A426FD
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/4612-12-0x0000000074920000-0x00000000750DC000-memory.dmp

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memory/4612-14-0x0000000074920000-0x00000000750DC000-memory.dmp

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memory/5468-0-0x0000000074B02000-0x0000000074B03000-memory.dmp

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memory/5468-1-0x0000000000AB0000-0x0000000000AC2000-memory.dmp

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memory/5468-2-0x0000000074AF0000-0x00000000752AC000-memory.dmp

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memory/5468-3-0x0000000005640000-0x00000000056DC000-memory.dmp

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memory/5468-8-0x0000000074AF0000-0x00000000752AC000-memory.dmp

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