asyncrat | 9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b

Analysis

max time kernel
150s
max time network
150s
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, 11:34

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General

Target
9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
Size 45KB
Sample260804-npfx9sad49
SHA256 9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b
MD5 aa4ba1e9e98eec97dbd1f2acbdcaa7e7
SHA1 c9309320b9a3a0393dbb07ce6ffd05fb354a3245
SHA512 dd6951fbbe02c0d415bc0d47b93e252d7d16650b75120817aef7f81cc021806a24435e54e091f60a3c521fed4cab94495d93691c72334192dfa8ab661b7c953e
SSDEEP 768:cu6RaepTPYzbs8WU+Xaamo2q1QFaPklZL3API+zjbEgX3iWpNaEqpFk/QymzLzB0:cu6YepTPso2dEkfL3l+3bLXScNQyiLV0
TLSH
T118231A003BE8812BF2BE4F7898F26145867AF6677603D64E1CC441DB5623FC69A426FD
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

xemcliphot.net:80
xemcliphot.net:22
xemcliphot.net:8080
xemcliphot.net:8880
xemcliphot.net:2052
xemcliphot.net:2082
xemcliphot.net:2086
xemcliphot.net:2095
xemcliphot.net:443
xemcliphot.net:2053
xemcliphot.net:2083
xemcliphot.net:2087
xemcliphot.net:2096
xemcliphot.net:8443
www.xemcliphot.net:80
www.xemcliphot.net:22
www.xemcliphot.net:8080
www.xemcliphot.net:8880
www.xemcliphot.net:2052
www.xemcliphot.net:2082
www.xemcliphot.net:2086
www.xemcliphot.net:2095
www.xemcliphot.net:443
www.xemcliphot.net:2053
www.xemcliphot.net:2083
www.xemcliphot.net:2087
www.xemcliphot.net:2096
www.xemcliphot.net:8443
malware.xemcliphot.net:80
malware.xemcliphot.net:22
malware.xemcliphot.net:8080
malware.xemcliphot.net:8880
malware.xemcliphot.net:2052
malware.xemcliphot.net:2082
malware.xemcliphot.net:2086
malware.xemcliphot.net:2095
malware.xemcliphot.net:443
malware.xemcliphot.net:2053
malware.xemcliphot.net:2083
malware.xemcliphot.net:2087
malware.xemcliphot.net:2096
malware.xemcliphot.net:8443
socgholish.xemcliphot.net:80
socgholish.xemcliphot.net:22
socgholish.xemcliphot.net:8080
socgholish.xemcliphot.net:8880
socgholish.xemcliphot.net:2052
socgholish.xemcliphot.net:2082
socgholish.xemcliphot.net:2086
socgholish.xemcliphot.net:2095
socgholish.xemcliphot.net:443
socgholish.xemcliphot.net:2053
socgholish.xemcliphot.net:2083
socgholish.xemcliphot.net:2087
socgholish.xemcliphot.net:2096
socgholish.xemcliphot.net:8443
blaster.xemcliphot.net:80
blaster.xemcliphot.net:22
blaster.xemcliphot.net:8080
blaster.xemcliphot.net:8880
blaster.xemcliphot.net:2052
blaster.xemcliphot.net:2082
blaster.xemcliphot.net:2086
blaster.xemcliphot.net:2095
blaster.xemcliphot.net:443
blaster.xemcliphot.net:2053
blaster.xemcliphot.net:2083
blaster.xemcliphot.net:2087
blaster.xemcliphot.net:2096
blaster.xemcliphot.net:8443

Mutex

BqjDVBMAfAc9

Attributes

delay
0
install
true
install_file
x5checoy.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/0x000e00000001c484-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
4328	x5checoy.exe
5816	x5checoy.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	8	104.21.48.157:22
SSH destination	10	172.67.154.81:22
SSH destination	14	104.21.48.157:22
SSH destination	15	172.67.154.81:22

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
7008	cmd.exe
2044	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	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.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	x5checoy.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x5checoy.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
4048	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
4872	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
Token: SeDebugPrivilege	4328	x5checoy.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2288 wrote to memory of 7008	2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe	90
PID 2288 wrote to memory of 2044	2288	9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe	91
PID 7008 wrote to memory of 4872	7008	cmd.exe	94
PID 2044 wrote to memory of 4048	2044	cmd.exe	95
PID 2044 wrote to memory of 5816	2044	cmd.exe	98

C:\Users\Admin\AppData\Local\Temp\9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe
"C:\Users\Admin\AppData\Local\Temp\9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2288
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "x5checoy" /tr '"C:\Users\Admin\AppData\Roaming\x5checoy.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:7008
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "x5checoy" /tr '"C:\Users\Admin\AppData\Roaming\x5checoy.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4872
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp3A9E.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2044
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4048
- - C:\Users\Admin\AppData\Roaming\x5checoy.exe
    "C:\Users\Admin\AppData\Roaming\x5checoy.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5816

C:\Users\Admin\AppData\Roaming\x5checoy.exe
"C:\Users\Admin\AppData\Roaming\x5checoy.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4328

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

tmp3A9E.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp3A9E.tmp.bat
Size 152B
SHA256 1526e2c2d6242b3e51950dae62d1d6460771228fc453c3c4542c7c7b6ecc9f9c
MD5 b7408b83618d0d6683de719ef11c16d1
SHA1 60347e43f69ee175c053b8d31e51507f22bdc243
SHA512 6be1d5f0d2f3891f7f09055c899f11e679a8ad66262c601737d36625f6645e7cf25fcbf31780e82e5ee283ea652f8f7d34e92106c99c2c5c37ed91bcfcff2df1
TLSH
T19BC08C4292C5AA5E2805182316BAD98CA1A2685D3F80AB00C344914A2281C48E0EA381
MD5 SHA1 SHA512 TLSH

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x5checoy.exe

Path C:\Users\Admin\AppData\Roaming\x5checoy.exe
Size 45KB
SHA256 9450fd3762eec351fefb732f4a8cefb822cb33d37b115bdcb410a40db6f9517b
MD5 aa4ba1e9e98eec97dbd1f2acbdcaa7e7
SHA1 c9309320b9a3a0393dbb07ce6ffd05fb354a3245
SHA512 dd6951fbbe02c0d415bc0d47b93e252d7d16650b75120817aef7f81cc021806a24435e54e091f60a3c521fed4cab94495d93691c72334192dfa8ab661b7c953e
SSDEEP 768:cu6RaepTPYzbs8WU+Xaamo2q1QFaPklZL3API+zjbEgX3iWpNaEqpFk/QymzLzB0:cu6YepTPso2dEkfL3l+3bLXScNQyiLV0
TLSH
T118231A003BE8812BF2BE4F7898F26145867AF6677603D64E1CC441DB5623FC69A426FD
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2288-0-0x00000000747E2000-0x00000000747E3000-memory.dmp

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memory/2288-1-0x00000000002D0000-0x00000000002E2000-memory.dmp

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memory/2288-2-0x00000000747D0000-0x0000000074F8C000-memory.dmp

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memory/2288-3-0x0000000004E60000-0x0000000004EFC000-memory.dmp

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memory/2288-8-0x00000000747D0000-0x0000000074F8C000-memory.dmp

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memory/4328-12-0x0000000074600000-0x0000000074DBC000-memory.dmp

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memory/4328-14-0x0000000074600000-0x0000000074DBC000-memory.dmp

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