asyncrat | d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705

Analysis

max time kernel
148s
max time network
148s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
19/09/2026, 11:59

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General

Target
d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
Size 45KB
Sample260919-n565dszfkb
SHA256 d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705
MD5 3af0b1f2ae955e69b85225dc3ff63adc
SHA1 44d0446cb8ba45f37aece3f43609764bdd5bfe71
SHA512 77076f4123b0ab57d41ce8d95c357409c215fa1c6c5b6ae9d23b75bb69837c20c2f4414c5b5b9b72b77ae5b6af39d0e502d54268997bb8fdcdc5c5904b4bb21e
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q9tO5QSCBzHSNjPI7zjbOgX3idveCAg0QEAb28NNKiBM:0uPrpT/qY2cO59ESK73bxXSYCLEuVNKf
TLSH
T1B8233B003BE9812BF2BE4F78A9F22145467AF6637603E54D1CC411DB5613FC69A42AFE
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

viet69no1.net:80
viet69no1.net:22
viet69no1.net:8080
viet69no1.net:8880
viet69no1.net:2052
viet69no1.net:2082
viet69no1.net:2086
viet69no1.net:2095
viet69no1.net:443
viet69no1.net:2053
viet69no1.net:2083
viet69no1.net:2087
viet69no1.net:2096
viet69no1.net:8443
www.viet69no1.net:80
www.viet69no1.net:22
www.viet69no1.net:8080
www.viet69no1.net:8880
www.viet69no1.net:2052
www.viet69no1.net:2082
www.viet69no1.net:2086
www.viet69no1.net:2095
www.viet69no1.net:443
www.viet69no1.net:2053
www.viet69no1.net:2083
www.viet69no1.net:2087
www.viet69no1.net:2096
www.viet69no1.net:8443
hack.viet69no1.net:80
hack.viet69no1.net:22
hack.viet69no1.net:8080
hack.viet69no1.net:8880
hack.viet69no1.net:2052
hack.viet69no1.net:2082
hack.viet69no1.net:2086
hack.viet69no1.net:2095
hack.viet69no1.net:443
hack.viet69no1.net:2053
hack.viet69no1.net:2083
hack.viet69no1.net:2087
hack.viet69no1.net:2096
hack.viet69no1.net:8443
ryuk.viet69no1.net:80
ryuk.viet69no1.net:22
ryuk.viet69no1.net:8080
ryuk.viet69no1.net:8880
ryuk.viet69no1.net:2052
ryuk.viet69no1.net:2082
ryuk.viet69no1.net:2086
ryuk.viet69no1.net:2095
ryuk.viet69no1.net:443
ryuk.viet69no1.net:2053
ryuk.viet69no1.net:2083
ryuk.viet69no1.net:2087
ryuk.viet69no1.net:2096
ryuk.viet69no1.net:8443
malware.viet69no1.net:80
malware.viet69no1.net:22
malware.viet69no1.net:8080
malware.viet69no1.net:8880
malware.viet69no1.net:2052
malware.viet69no1.net:2082
malware.viet69no1.net:2086
malware.viet69no1.net:2095
malware.viet69no1.net:443
malware.viet69no1.net:2053
malware.viet69no1.net:2083
malware.viet69no1.net:2087
malware.viet69no1.net:2096
malware.viet69no1.net:8443

Mutex

BQSn8dIavB9I

Attributes

delay
0
install
true
install_file
q1qieyx.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/0x000d00000001c640-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
4252	q1qieyx.exe
3640	q1qieyx.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	7	172.67.184.87:22
SSH destination	9	104.21.36.33:22
SSH destination	14	172.67.184.87:22
SSH destination	16	104.21.36.33:22

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
5660	cmd.exe
5688	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	q1qieyx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	q1qieyx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.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
1556	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
3772	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
Token: SeDebugPrivilege	4252	q1qieyx.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 472 wrote to memory of 5660	472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe	89
PID 472 wrote to memory of 5688	472	d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe	90
PID 5688 wrote to memory of 1556	5688	cmd.exe	93
PID 5660 wrote to memory of 3772	5660	cmd.exe	94
PID 5688 wrote to memory of 3640	5688	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe
"C:\Users\Admin\AppData\Local\Temp\d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:472
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "q1qieyx" /tr '"C:\Users\Admin\AppData\Roaming\q1qieyx.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5660
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "q1qieyx" /tr '"C:\Users\Admin\AppData\Roaming\q1qieyx.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:3772
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp9CE2.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5688
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:1556
- - C:\Users\Admin\AppData\Roaming\q1qieyx.exe
    "C:\Users\Admin\AppData\Roaming\q1qieyx.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3640

C:\Users\Admin\AppData\Roaming\q1qieyx.exe
"C:\Users\Admin\AppData\Roaming\q1qieyx.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4252

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

tmp9CE2.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp9CE2.tmp.bat
Size 151B
SHA256 72265b58451e798071fd4f3178ab6bb78762e6d4df09f977ad348b547e247230
MD5 3ac05b93f864c19eabdbbc2bec25f3b5
SHA1 fccc2031e5531c626d64865b99114c3dbf477d73
SHA512 134e2ad13925e7b347a3f8a6bfd8fda179d0b652c28da4d1a374b5708107144f376715e6761319a7ffe5cb47312bbfe2f766e2f94eb2782c2ccc406895e53213
TLSH
T1F5C02BC262C5EB4F2A05182306FAE48DD277AC193F40BF54C709440D1280C4CF0DA341
MD5 SHA1 SHA512 TLSH

Submit Download

q1qieyx.exe

Path C:\Users\Admin\AppData\Roaming\q1qieyx.exe
Size 45KB
SHA256 d3dfba1b5ac40d20b104277d40d1fda1e71fc0c4ea7b26d7bdd9166783a79705
MD5 3af0b1f2ae955e69b85225dc3ff63adc
SHA1 44d0446cb8ba45f37aece3f43609764bdd5bfe71
SHA512 77076f4123b0ab57d41ce8d95c357409c215fa1c6c5b6ae9d23b75bb69837c20c2f4414c5b5b9b72b77ae5b6af39d0e502d54268997bb8fdcdc5c5904b4bb21e
SSDEEP 768:0uPrpT/LGKeWUszuAmo2q9tO5QSCBzHSNjPI7zjbOgX3idveCAg0QEAb28NNKiBM:0uPrpT/qY2cO59ESK73bxXSYCLEuVNKf
TLSH
T1B8233B003BE9812BF2BE4F78A9F22145467AF6637603E54D1CC411DB5613FC69A42AFE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/472-0-0x00000000748A2000-0x00000000748A3000-memory.dmp

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memory/472-1-0x0000000000140000-0x0000000000152000-memory.dmp

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memory/472-2-0x0000000074890000-0x000000007504C000-memory.dmp

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memory/472-3-0x0000000004CD0000-0x0000000004D6C000-memory.dmp

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memory/472-8-0x0000000074890000-0x000000007504C000-memory.dmp

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memory/4252-12-0x0000000074820000-0x0000000074FDC000-memory.dmp

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memory/4252-14-0x0000000074820000-0x0000000074FDC000-memory.dmp

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