asyncrat | b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051

Analysis

max time kernel
148s
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, 07:18

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General

Target
b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
Size 45KB
Sample260804-h5eggsaj2t
SHA256 b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051
MD5 7c4c1f4532051e28d7ba7a5c811057e5
SHA1 a784285a5976def0e311e57c9f24df950c3804ed
SHA512 7112c8a94ee806b076aef7921e2bd0987a060043a6018049b86eb8ba57da4cc4127828880d704fe2c6e37eb31a5c000f5cd61fbce6e9ea56b84d441e21fb45ee
SSDEEP 768:EulCJTHESwgWUK3aGmo2q9tCSwTMjPIuIjbngX3ihD98RFZgehtOnBDZsx:EulCJTHl42ag1ugbgXST8T6otOBdsx
TLSH
T194232B0037E8C22BF2BE4B78A9F26245867AF6673603D58D1CC451DB5613FC68A426FD
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

hentaihay.blog:80
hentaihay.blog:22
hentaihay.blog:8080
hentaihay.blog:8880
hentaihay.blog:2052
hentaihay.blog:2082
hentaihay.blog:2086
hentaihay.blog:2095
hentaihay.blog:443
hentaihay.blog:2053
hentaihay.blog:2083
hentaihay.blog:2087
hentaihay.blog:2096
hentaihay.blog:8443
www.hentaihay.blog:80
www.hentaihay.blog:22
www.hentaihay.blog:8080
www.hentaihay.blog:8880
www.hentaihay.blog:2052
www.hentaihay.blog:2082
www.hentaihay.blog:2086
www.hentaihay.blog:2095
www.hentaihay.blog:443
www.hentaihay.blog:2053
www.hentaihay.blog:2083
www.hentaihay.blog:2087
www.hentaihay.blog:2096
www.hentaihay.blog:8443
malware.hentaihay.blog:80
malware.hentaihay.blog:22
malware.hentaihay.blog:8080
malware.hentaihay.blog:8880
malware.hentaihay.blog:2052
malware.hentaihay.blog:2082
malware.hentaihay.blog:2086
malware.hentaihay.blog:2095
malware.hentaihay.blog:443
malware.hentaihay.blog:2053
malware.hentaihay.blog:2083
malware.hentaihay.blog:2087
malware.hentaihay.blog:2096
malware.hentaihay.blog:8443
qakbot.hentaihay.blog:80
qakbot.hentaihay.blog:22
qakbot.hentaihay.blog:8080
qakbot.hentaihay.blog:8880
qakbot.hentaihay.blog:2052
qakbot.hentaihay.blog:2082
qakbot.hentaihay.blog:2086
qakbot.hentaihay.blog:2095
qakbot.hentaihay.blog:443
qakbot.hentaihay.blog:2053
qakbot.hentaihay.blog:2083
qakbot.hentaihay.blog:2087
qakbot.hentaihay.blog:2096
qakbot.hentaihay.blog:8443
locky.hentaihay.blog:80
locky.hentaihay.blog:22
locky.hentaihay.blog:8080
locky.hentaihay.blog:8880
locky.hentaihay.blog:2052
locky.hentaihay.blog:2082
locky.hentaihay.blog:2086
locky.hentaihay.blog:2095
locky.hentaihay.blog:443
locky.hentaihay.blog:2053
locky.hentaihay.blog:2083
locky.hentaihay.blog:2087
locky.hentaihay.blog:2096
locky.hentaihay.blog:8443

Mutex

X5LwMaQ4ia74

Attributes

delay
0
install
true
install_file
vm15c7.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/0x000d00000001c538-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
204	vm15c7.exe
616	vm15c7.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	9	172.67.158.187:22
SSH destination	10	104.21.73.75:22

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
3844	cmd.exe
4392	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	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.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	vm15c7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vm15c7.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
1116	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
2884	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
Token: SeDebugPrivilege	204	vm15c7.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2132 wrote to memory of 3844	2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe	89
PID 2132 wrote to memory of 4392	2132	b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe	91
PID 3844 wrote to memory of 2884	3844	cmd.exe	93
PID 4392 wrote to memory of 1116	4392	cmd.exe	94
PID 4392 wrote to memory of 616	4392	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe
"C:\Users\Admin\AppData\Local\Temp\b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2132
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "vm15c7" /tr '"C:\Users\Admin\AppData\Roaming\vm15c7.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3844
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "vm15c7" /tr '"C:\Users\Admin\AppData\Roaming\vm15c7.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2884
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp649C.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4392
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:1116
- - C:\Users\Admin\AppData\Roaming\vm15c7.exe
    "C:\Users\Admin\AppData\Roaming\vm15c7.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:616

C:\Users\Admin\AppData\Roaming\vm15c7.exe
"C:\Users\Admin\AppData\Roaming\vm15c7.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:204

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:5500

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

tmp649C.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp649C.tmp.bat
Size 150B
SHA256 496ab896655e6ae0d1b64b3cb2a64005d141f658c193c4b21b361b08bd0f68d7
MD5 8a12b2966cb066f4f461a4b63b0549e9
SHA1 c8c1a41fc00a968140c0e47255f8282e12cf9d12
SHA512 b5dd10d33678265c99cbd69e7245402c72580860996505cbdc54659fad1d1bd00b5b2ea309dfd22dccd59685140651b425cacc6dae48362e1bb98e40a8814ec1
TLSH
T1FEC02B5266C9EA1E3806145312FFD59CD1726C5D3F44BB00D30C844F2280448F0DA341
MD5 SHA1 SHA512 TLSH

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vm15c7.exe

Path C:\Users\Admin\AppData\Roaming\vm15c7.exe
Size 45KB
SHA256 b040ab2abbc320d5e67c7ab1865ffeb636ecfaf1fb857beb5e1cb6d87a868051
MD5 7c4c1f4532051e28d7ba7a5c811057e5
SHA1 a784285a5976def0e311e57c9f24df950c3804ed
SHA512 7112c8a94ee806b076aef7921e2bd0987a060043a6018049b86eb8ba57da4cc4127828880d704fe2c6e37eb31a5c000f5cd61fbce6e9ea56b84d441e21fb45ee
SSDEEP 768:EulCJTHESwgWUK3aGmo2q9tCSwTMjPIuIjbngX3ihD98RFZgehtOnBDZsx:EulCJTHl42ag1ugbgXST8T6otOBdsx
TLSH
T194232B0037E8C22BF2BE4B78A9F26245867AF6673603D58D1CC451DB5613FC68A426FD
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/204-12-0x0000000074970000-0x000000007512C000-memory.dmp

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memory/204-14-0x0000000074970000-0x000000007512C000-memory.dmp

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memory/2132-0-0x0000000074982000-0x0000000074983000-memory.dmp

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memory/2132-1-0x0000000000880000-0x0000000000892000-memory.dmp

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memory/2132-2-0x0000000074970000-0x000000007512C000-memory.dmp

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memory/2132-3-0x00000000053F0000-0x000000000548C000-memory.dmp

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memory/2132-9-0x0000000074970000-0x000000007512C000-memory.dmp

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