asyncrat | 221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e

Analysis

max time kernel
148s
max time network
149s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
16/08/2026, 15:56

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General

Target
221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
Size 45KB
Sample260816-tdf2sa11av
SHA256 221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e
MD5 da693da4395332455dfe15f8fc23ddb4
SHA1 a54b649ed881b831d86b98711a2bceb7647a027b
SHA512 bbac01894086f155d2d447857ee611da0e59938b68a1996252970fe93d4925c1eeaf2f6877101d474ce414f7dfbd46023782e1a39435389fc0a938a9abcfd323
SSDEEP 768:MuLAZTnAkuSWUYzG8mo2qFa3xK6yZoOPItzjb9gE3ioatsqnDQCB3BDZEx:MuLAZTnbg2vcPo3t3bqESogsqDQ2xdEx
TLSH
T1E8231A003BE8C12BF2BE8FB8A8F26145857AF5772603D54A1CC452D75613FC69A426FE
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

ads.zorvec.name:80
ads.zorvec.name:22
ads.zorvec.name:8080
ads.zorvec.name:8880
ads.zorvec.name:2052
ads.zorvec.name:2082
ads.zorvec.name:2086
ads.zorvec.name:2095
ads.zorvec.name:443
ads.zorvec.name:2053
ads.zorvec.name:2083
ads.zorvec.name:2087
ads.zorvec.name:2096
ads.zorvec.name:8443
www.ads.zorvec.name:80
www.ads.zorvec.name:22
www.ads.zorvec.name:8080
www.ads.zorvec.name:8880
www.ads.zorvec.name:2052
www.ads.zorvec.name:2082
www.ads.zorvec.name:2086
www.ads.zorvec.name:2095
www.ads.zorvec.name:443
www.ads.zorvec.name:2053
www.ads.zorvec.name:2083
www.ads.zorvec.name:2087
www.ads.zorvec.name:2096
www.ads.zorvec.name:8443
agenttesla.ads.zorvec.name:80
agenttesla.ads.zorvec.name:22
agenttesla.ads.zorvec.name:8080
agenttesla.ads.zorvec.name:8880
agenttesla.ads.zorvec.name:2052
agenttesla.ads.zorvec.name:2082
agenttesla.ads.zorvec.name:2086
agenttesla.ads.zorvec.name:2095
agenttesla.ads.zorvec.name:443
agenttesla.ads.zorvec.name:2053
agenttesla.ads.zorvec.name:2083
agenttesla.ads.zorvec.name:2087
agenttesla.ads.zorvec.name:2096
agenttesla.ads.zorvec.name:8443
ryuk.ads.zorvec.name:80
ryuk.ads.zorvec.name:22
ryuk.ads.zorvec.name:8080
ryuk.ads.zorvec.name:8880
ryuk.ads.zorvec.name:2052
ryuk.ads.zorvec.name:2082
ryuk.ads.zorvec.name:2086
ryuk.ads.zorvec.name:2095
ryuk.ads.zorvec.name:443
ryuk.ads.zorvec.name:2053
ryuk.ads.zorvec.name:2083
ryuk.ads.zorvec.name:2087
ryuk.ads.zorvec.name:2096
ryuk.ads.zorvec.name:8443
nanocore.ads.zorvec.name:80
nanocore.ads.zorvec.name:22
nanocore.ads.zorvec.name:8080
nanocore.ads.zorvec.name:8880
nanocore.ads.zorvec.name:2052
nanocore.ads.zorvec.name:2082
nanocore.ads.zorvec.name:2086
nanocore.ads.zorvec.name:2095
nanocore.ads.zorvec.name:443
nanocore.ads.zorvec.name:2053
nanocore.ads.zorvec.name:2083
nanocore.ads.zorvec.name:2087
nanocore.ads.zorvec.name:2096
nanocore.ads.zorvec.name:8443

Mutex

u5polRQhbPjQ

Attributes

delay
0
install
true
install_file
1n24l.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/0x000e00000001c50d-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
200	1n24l.exe
868	1n24l.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	4	172.67.144.58:22
SSH destination	5	104.21.28.44:22

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
5552	cmd.exe
1364	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	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.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	1n24l.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1n24l.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
5796	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
5276	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
Token: SeDebugPrivilege	200	1n24l.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 5800 wrote to memory of 5552	5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe	90
PID 5800 wrote to memory of 1364	5800	221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe	91
PID 5552 wrote to memory of 5276	5552	cmd.exe	94
PID 1364 wrote to memory of 5796	1364	cmd.exe	95
PID 1364 wrote to memory of 868	1364	cmd.exe	98

C:\Users\Admin\AppData\Local\Temp\221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe
"C:\Users\Admin\AppData\Local\Temp\221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5800
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "1n24l" /tr '"C:\Users\Admin\AppData\Roaming\1n24l.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5552
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "1n24l" /tr '"C:\Users\Admin\AppData\Roaming\1n24l.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:5276
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp6EAE.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1364
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:5796
- - C:\Users\Admin\AppData\Roaming\1n24l.exe
    "C:\Users\Admin\AppData\Roaming\1n24l.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:868

C:\Users\Admin\AppData\Roaming\1n24l.exe
"C:\Users\Admin\AppData\Roaming\1n24l.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:200

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:6072

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

tmp6EAE.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp6EAE.tmp.bat
Size 149B
SHA256 621fb631f30501c7f455389fcc288cf27557cbfa693686b2e33d46548fd4a328
MD5 d31cf531793881072a8a38e20187e151
SHA1 674da306f30e3d7cfc9cd898bb50db92ca31ca77
SHA512 445e824a9327ec27eeb85e69fb20b6468e14a099f4aa2ce825c71a85364f09812d9c9ad15acf691f4d01ddb1449b1194481c94f62e62955c537c7616d504a7cf
TLSH
T1B5C08C4351C5AA0E2809946312BB998C926269193E80AB00CB04840D2280458F09A241
MD5 SHA1 SHA512 TLSH

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1n24l.exe

Path C:\Users\Admin\AppData\Roaming\1n24l.exe
Size 45KB
SHA256 221089528a21e773c7d029aa91ed1c7c604c80be175ab6a772c173b66e9b263e
MD5 da693da4395332455dfe15f8fc23ddb4
SHA1 a54b649ed881b831d86b98711a2bceb7647a027b
SHA512 bbac01894086f155d2d447857ee611da0e59938b68a1996252970fe93d4925c1eeaf2f6877101d474ce414f7dfbd46023782e1a39435389fc0a938a9abcfd323
SSDEEP 768:MuLAZTnAkuSWUYzG8mo2qFa3xK6yZoOPItzjb9gE3ioatsqnDQCB3BDZEx:MuLAZTnbg2vcPo3t3bqESogsqDQ2xdEx
TLSH
T1E8231A003BE8C12BF2BE8FB8A8F26145857AF5772603D54A1CC452D75613FC69A426FE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/200-12-0x0000000074DD0000-0x000000007558C000-memory.dmp

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memory/200-14-0x0000000074DD0000-0x000000007558C000-memory.dmp

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memory/5800-0-0x0000000074F52000-0x0000000074F53000-memory.dmp

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memory/5800-1-0x0000000000C20000-0x0000000000C32000-memory.dmp

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memory/5800-2-0x0000000074F40000-0x00000000756FC000-memory.dmp

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memory/5800-3-0x0000000005730000-0x00000000057CC000-memory.dmp

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memory/5800-8-0x0000000074F40000-0x00000000756FC000-memory.dmp

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