asyncrat | 450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15

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
21/08/2026, 08:28

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General

Target
450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
Size 45KB
Sample260821-kc7cxaae49
SHA256 450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15
MD5 d7d919ca5573eb1635923b2fd6fa78ca
SHA1 6cd4a46d8c2f4d8d88e9aecb9e6f5209306e9074
SHA512 2938490160479f8ed97d88758cee26ecb1b0739c0394fab9a1619d882dda1a6c923ed6b37058a2c39b3c8042b44eb179fc6263beb40085477ce5d5a4ce9b5c04
SSDEEP 768:Du2M5TQEdz5WU95dPmo2qbtCSwTMSPI55jbwgX3iTPacSeyCqWDwv2BDZcx:Du2M5TQif24gG55b3XSTPazevwvYdcx
TLSH
T15D232C003BD8812BF2BE4F78A9F26145867BB6633603D58E1CC4419B5713FC69652AFE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

default defense_evasion discovery execution asyncrat persistence rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

streamforester.name:80
streamforester.name:22
streamforester.name:8080
streamforester.name:8880
streamforester.name:2052
streamforester.name:2082
streamforester.name:2086
streamforester.name:2095
streamforester.name:443
streamforester.name:2053
streamforester.name:2083
streamforester.name:2087
streamforester.name:2096
streamforester.name:8443
www.streamforester.name:80
www.streamforester.name:22
www.streamforester.name:8080
www.streamforester.name:8880
www.streamforester.name:2052
www.streamforester.name:2082
www.streamforester.name:2086
www.streamforester.name:2095
www.streamforester.name:443
www.streamforester.name:2053
www.streamforester.name:2083
www.streamforester.name:2087
www.streamforester.name:2096
www.streamforester.name:8443
azorult.streamforester.name:80
azorult.streamforester.name:22
azorult.streamforester.name:8080
azorult.streamforester.name:8880
azorult.streamforester.name:2052
azorult.streamforester.name:2082
azorult.streamforester.name:2086
azorult.streamforester.name:2095
azorult.streamforester.name:443
azorult.streamforester.name:2053
azorult.streamforester.name:2083
azorult.streamforester.name:2087
azorult.streamforester.name:2096
azorult.streamforester.name:8443
ryuk.streamforester.name:80
ryuk.streamforester.name:22
ryuk.streamforester.name:8080
ryuk.streamforester.name:8880
ryuk.streamforester.name:2052
ryuk.streamforester.name:2082
ryuk.streamforester.name:2086
ryuk.streamforester.name:2095
ryuk.streamforester.name:443
ryuk.streamforester.name:2053
ryuk.streamforester.name:2083
ryuk.streamforester.name:2087
ryuk.streamforester.name:2096
ryuk.streamforester.name:8443
downadup.streamforester.name:80
downadup.streamforester.name:22
downadup.streamforester.name:8080
downadup.streamforester.name:8880
downadup.streamforester.name:2052
downadup.streamforester.name:2082
downadup.streamforester.name:2086
downadup.streamforester.name:2095
downadup.streamforester.name:443
downadup.streamforester.name:2053
downadup.streamforester.name:2083
downadup.streamforester.name:2087
downadup.streamforester.name:2096
downadup.streamforester.name:8443
malware.streamforester.name:80
malware.streamforester.name:22
malware.streamforester.name:8080
malware.streamforester.name:8880
malware.streamforester.name:2052
malware.streamforester.name:2082
malware.streamforester.name:2086
malware.streamforester.name:2095
malware.streamforester.name:443
malware.streamforester.name:2053
malware.streamforester.name:2083
malware.streamforester.name:2087
malware.streamforester.name:2096
malware.streamforester.name:8443

Mutex

PN4hTsYpRGtp

Attributes

delay
0
install
true
install_file
nqhij8.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/0x0005000000016b3f-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
3780	nqhij8.exe
1828	nqhij8.exe

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
5756	cmd.exe
4224	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	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nqhij8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nqhij8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.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

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
5156	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
916	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
Token: SeDebugPrivilege	3780	nqhij8.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4608 wrote to memory of 5756	4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe	89
PID 4608 wrote to memory of 4224	4608	450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe	91
PID 5756 wrote to memory of 916	5756	cmd.exe	93
PID 4224 wrote to memory of 5156	4224	cmd.exe	94
PID 4224 wrote to memory of 1828	4224	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe
"C:\Users\Admin\AppData\Local\Temp\450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4608
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "nqhij8" /tr '"C:\Users\Admin\AppData\Roaming\nqhij8.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5756
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "nqhij8" /tr '"C:\Users\Admin\AppData\Roaming\nqhij8.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:916
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp1A35.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4224
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:5156
- - C:\Users\Admin\AppData\Roaming\nqhij8.exe
    "C:\Users\Admin\AppData\Roaming\nqhij8.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1828

C:\Users\Admin\AppData\Roaming\nqhij8.exe
"C:\Users\Admin\AppData\Roaming\nqhij8.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3780

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

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

tmp1A35.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp1A35.tmp.bat
Size 150B
SHA256 40b686514d7459e7d08f8dd36e4a079656813441246c0f754f4102adcbc17138
MD5 9d1f2b050af5049f007b511c3be64750
SHA1 dc8242acb9eea18f0cf3da82fdaa5771d3096ac8
SHA512 9fa95031f626d852d5c32ffcd3309fe53623dbd2e123cd6eade17f0fa0b9bcbe0ab5038eeab424774e46182394cea4e453819ed0d279765c21527cfa192c8d51
TLSH
T101C02B4252C5EA2F290D146312FAE49CA1736C3B3F40BF10C349840E2280888F0DD343
MD5 SHA1 SHA512 TLSH

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nqhij8.exe

Path C:\Users\Admin\AppData\Roaming\nqhij8.exe
Size 45KB
SHA256 450bd9ea1bcc5281d670b5e79eac82eb1e47f19a9dea593ff8527b662f8ecf15
MD5 d7d919ca5573eb1635923b2fd6fa78ca
SHA1 6cd4a46d8c2f4d8d88e9aecb9e6f5209306e9074
SHA512 2938490160479f8ed97d88758cee26ecb1b0739c0394fab9a1619d882dda1a6c923ed6b37058a2c39b3c8042b44eb179fc6263beb40085477ce5d5a4ce9b5c04
SSDEEP 768:Du2M5TQEdz5WU95dPmo2qbtCSwTMSPI55jbwgX3iTPacSeyCqWDwv2BDZcx:Du2M5TQif24gG55b3XSTPazevwvYdcx
TLSH
T15D232C003BD8812BF2BE4F78A9F26145867BB6633603D58E1CC4419B5713FC69652AFE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/3780-12-0x0000000074270000-0x0000000074A2C000-memory.dmp

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memory/3780-14-0x0000000074270000-0x0000000074A2C000-memory.dmp

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memory/4608-0-0x0000000074452000-0x0000000074453000-memory.dmp

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memory/4608-1-0x0000000000340000-0x0000000000352000-memory.dmp

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memory/4608-2-0x0000000074440000-0x0000000074BFC000-memory.dmp

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memory/4608-3-0x0000000004D00000-0x0000000004D9C000-memory.dmp

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memory/4608-8-0x0000000074440000-0x0000000074BFC000-memory.dmp

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