asyncrat | a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537

Analysis

max time kernel
148s
max time network
151s
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, 05:54

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General

Target
a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
Size 45KB
Sample260905-gl82baxfmd
SHA256 a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537
MD5 c4f31ae1ceb32e7d7b5e8f5722c88918
SHA1 8565418f19d5b1c33ed61cd83013fd54fd640e3f
SHA512 1358e93d695f26c3c173b6bc2da60ea1ac149f9d2ccd42b04a326870c68df5e0492aac33122e506d7fc35c71ff34d155ca7a8b85b4d08ce92d928f39748a5846
SSDEEP 768:5udApTNctooWUS7C+mo2qttiaLMwJAOPIcAzjbHgXii0g/aseWNcBDZ0x:5udApTNmU265n23cA3bAXL0oasl6d0x
TLSH
T152232B0037E9822BF2BE4F78ACF26145867AF2673603D54A1CC451DB5613FC69A426FD
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

hentaivip.bot:80
hentaivip.bot:22
hentaivip.bot:8080
hentaivip.bot:8880
hentaivip.bot:2052
hentaivip.bot:2082
hentaivip.bot:2086
hentaivip.bot:2095
hentaivip.bot:443
hentaivip.bot:2053
hentaivip.bot:2083
hentaivip.bot:2087
hentaivip.bot:2096
hentaivip.bot:8443
www.hentaivip.bot:80
www.hentaivip.bot:22
www.hentaivip.bot:8080
www.hentaivip.bot:8880
www.hentaivip.bot:2052
www.hentaivip.bot:2082
www.hentaivip.bot:2086
www.hentaivip.bot:2095
www.hentaivip.bot:443
www.hentaivip.bot:2053
www.hentaivip.bot:2083
www.hentaivip.bot:2087
www.hentaivip.bot:2096
www.hentaivip.bot:8443
wannacry.hentaivip.bot:80
wannacry.hentaivip.bot:22
wannacry.hentaivip.bot:8080
wannacry.hentaivip.bot:8880
wannacry.hentaivip.bot:2052
wannacry.hentaivip.bot:2082
wannacry.hentaivip.bot:2086
wannacry.hentaivip.bot:2095
wannacry.hentaivip.bot:443
wannacry.hentaivip.bot:2053
wannacry.hentaivip.bot:2083
wannacry.hentaivip.bot:2087
wannacry.hentaivip.bot:2096
wannacry.hentaivip.bot:8443
agenttesla.hentaivip.bot:80
agenttesla.hentaivip.bot:22
agenttesla.hentaivip.bot:8080
agenttesla.hentaivip.bot:8880
agenttesla.hentaivip.bot:2052
agenttesla.hentaivip.bot:2082
agenttesla.hentaivip.bot:2086
agenttesla.hentaivip.bot:2095
agenttesla.hentaivip.bot:443
agenttesla.hentaivip.bot:2053
agenttesla.hentaivip.bot:2083
agenttesla.hentaivip.bot:2087
agenttesla.hentaivip.bot:2096
agenttesla.hentaivip.bot:8443

Mutex

93yAg75ZqptJ

Attributes

delay
0
install
true
install_file
vbj8un.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/0x000e00000001c4d6-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
5580	vbj8un.exe
3112	vbj8un.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	pid	Process
SSH destination	7	104.21.7.46:22	5580	vbj8un.exe
SSH destination	11	172.67.135.190:22		Process not Found

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
5764	cmd.exe
3800	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	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	vbj8un.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbj8un.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
2380	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
4172	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
Token: SeDebugPrivilege	5580	vbj8un.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4644 wrote to memory of 5764	4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe	89
PID 4644 wrote to memory of 3800	4644	a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe	91
PID 5764 wrote to memory of 4172	5764	cmd.exe	93
PID 3800 wrote to memory of 2380	3800	cmd.exe	94
PID 3800 wrote to memory of 3112	3800	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe
"C:\Users\Admin\AppData\Local\Temp\a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4644
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "vbj8un" /tr '"C:\Users\Admin\AppData\Roaming\vbj8un.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5764
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "vbj8un" /tr '"C:\Users\Admin\AppData\Roaming\vbj8un.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4172
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp2E0B.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3800
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:2380
- - C:\Users\Admin\AppData\Roaming\vbj8un.exe
    "C:\Users\Admin\AppData\Roaming\vbj8un.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3112

C:\Users\Admin\AppData\Roaming\vbj8un.exe
"C:\Users\Admin\AppData\Roaming\vbj8un.exe"
1⤵
- Executes dropped EXE
- Outbound SSH connection to public host
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5580

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

tmp2E0B.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp2E0B.tmp.bat
Size 150B
SHA256 743b751f012eca991441836af89388107b86d1d72ce3d5ecd518ac25a9165534
MD5 af26939dc31a53469f881ab9a0709976
SHA1 99994572990604065bc69f94a8e20c6a73c2a7c0
SHA512 016378fe960632e898dec8bb5b99826c9990f053d6351ff151677dc41979acc7a2195e892221a97b7181d6c573444a8ac095142942ac5b07487f8defb7e6ecb7
TLSH
T161C02B4361C5EA1F3905349302FAD48C9173BC293F40BF40C384441D23C0888F0ED342
MD5 SHA1 SHA512 TLSH

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vbj8un.exe

Path C:\Users\Admin\AppData\Roaming\vbj8un.exe
Size 45KB
SHA256 a0084792205e5d163cf3a59fbc73f4c3dc17465c71d4cffe5620249e30281537
MD5 c4f31ae1ceb32e7d7b5e8f5722c88918
SHA1 8565418f19d5b1c33ed61cd83013fd54fd640e3f
SHA512 1358e93d695f26c3c173b6bc2da60ea1ac149f9d2ccd42b04a326870c68df5e0492aac33122e506d7fc35c71ff34d155ca7a8b85b4d08ce92d928f39748a5846
SSDEEP 768:5udApTNctooWUS7C+mo2qttiaLMwJAOPIcAzjbHgXii0g/aseWNcBDZ0x:5udApTNmU265n23cA3bAXL0oasl6d0x
TLSH
T152232B0037E9822BF2BE4F78ACF26145867AF2673603D54A1CC451DB5613FC69A426FD
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/4644-0-0x00000000747D2000-0x00000000747D3000-memory.dmp

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memory/4644-1-0x0000000000610000-0x0000000000622000-memory.dmp

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memory/4644-2-0x00000000747C0000-0x0000000074F7C000-memory.dmp

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memory/4644-3-0x0000000005160000-0x00000000051FC000-memory.dmp

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memory/4644-8-0x00000000747C0000-0x0000000074F7C000-memory.dmp

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memory/5580-12-0x00000000745C0000-0x0000000074D7C000-memory.dmp

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memory/5580-14-0x00000000745C0000-0x0000000074D7C000-memory.dmp

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