asyncrat | 8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e

Analysis

max time kernel
148s
max time network
151s
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, 15:22

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General

Target
8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
Size 45KB
Sample260919-sr4vbsdk6x
SHA256 8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e
MD5 66f268fbbb72373716cfd02067e99f9c
SHA1 8a5ebfe0bd0e4f6f2414f034983b64e9387eec2c
SHA512 59abf7fd670c8328aab0f0c9a489e040b11530593ddb8d193f2889ec5bd6af250a8405d168111f2adcc96a290b3ab7919a26a7b58cd91ede856b6c425da939b6
SSDEEP 768:5udApTNctooWUS7C+mo2qtSCSwTMSPI5XjbqgX3izDWlwu0L/dBDZ0x:5udApTNmU2lgG5zb9XSz71d0x
TLSH
T137231A003BE8C12BF2BE5F78ACF26146867AF6633A03D64D1CC4419B5623BC596526FD
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

vnsextop1.com:80
vnsextop1.com:22
vnsextop1.com:8080
vnsextop1.com:8880
vnsextop1.com:2052
vnsextop1.com:2082
vnsextop1.com:2086
vnsextop1.com:2095
vnsextop1.com:443
vnsextop1.com:2053
vnsextop1.com:2083
vnsextop1.com:2087
vnsextop1.com:2096
vnsextop1.com:8443
www.vnsextop1.com:80
www.vnsextop1.com:22
www.vnsextop1.com:8080
www.vnsextop1.com:8880
www.vnsextop1.com:2052
www.vnsextop1.com:2082
www.vnsextop1.com:2086
www.vnsextop1.com:2095
www.vnsextop1.com:443
www.vnsextop1.com:2053
www.vnsextop1.com:2083
www.vnsextop1.com:2087
www.vnsextop1.com:2096
www.vnsextop1.com:8443
client.vnsextop1.com:80
client.vnsextop1.com:22
client.vnsextop1.com:8080
client.vnsextop1.com:8880
client.vnsextop1.com:2052
client.vnsextop1.com:2082
client.vnsextop1.com:2086
client.vnsextop1.com:2095
client.vnsextop1.com:443
client.vnsextop1.com:2053
client.vnsextop1.com:2083
client.vnsextop1.com:2087
client.vnsextop1.com:2096
client.vnsextop1.com:8443
formbook.vnsextop1.com:80
formbook.vnsextop1.com:22
formbook.vnsextop1.com:8080
formbook.vnsextop1.com:8880
formbook.vnsextop1.com:2052
formbook.vnsextop1.com:2082
formbook.vnsextop1.com:2086
formbook.vnsextop1.com:2095
formbook.vnsextop1.com:443
formbook.vnsextop1.com:2053
formbook.vnsextop1.com:2083
formbook.vnsextop1.com:2087
formbook.vnsextop1.com:2096
formbook.vnsextop1.com:8443

Mutex

odDDEdjfbSml

Attributes

delay
0
install
true
install_file
pd0qf9.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/0x000e00000001c50c-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
2808	pd0qf9.exe
1292	pd0qf9.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
3056	cmd.exe
3420	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	pd0qf9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.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	pd0qf9.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
4480	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
1176	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
Token: SeDebugPrivilege	2808	pd0qf9.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4952 wrote to memory of 3056	4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe	90
PID 4952 wrote to memory of 3420	4952	8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe	92
PID 3056 wrote to memory of 1176	3056	cmd.exe	94
PID 3420 wrote to memory of 4480	3420	cmd.exe	95
PID 3420 wrote to memory of 1292	3420	cmd.exe	98

C:\Users\Admin\AppData\Local\Temp\8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe
"C:\Users\Admin\AppData\Local\Temp\8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4952
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "pd0qf9" /tr '"C:\Users\Admin\AppData\Roaming\pd0qf9.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3056
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "pd0qf9" /tr '"C:\Users\Admin\AppData\Roaming\pd0qf9.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1176
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpF9EB.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3420
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4480
- - C:\Users\Admin\AppData\Roaming\pd0qf9.exe
    "C:\Users\Admin\AppData\Roaming\pd0qf9.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1292

C:\Users\Admin\AppData\Roaming\pd0qf9.exe
"C:\Users\Admin\AppData\Roaming\pd0qf9.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2808

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

tmpF9EB.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmpF9EB.tmp.bat
Size 150B
SHA256 9fdcc86f0fe7d0b1a060c112976f988ae88522553f0854621b332a7226d1d442
MD5 51296c5ae0caae770002f3edef9dc26b
SHA1 ebf105793e5261afcbce3bf0eec0fea2b70d7c5f
SHA512 fd42cb5c74c21d390b2a72fba0071cdb034d7d9690daf33692f3965823d6a637521614a2047f4616f7af1d824255e5211495ecaad5f2bc38b3e257c6a32ab582
TLSH
T1FEC02B4372C6FB0F2D0918330AFAD88CD1766C193F40BF00C784844D1680449F4DD341
MD5 SHA1 SHA512 TLSH

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pd0qf9.exe

Path C:\Users\Admin\AppData\Roaming\pd0qf9.exe
Size 45KB
SHA256 8149927e53cef9e8ef5e5c163c32f7c9e25480d88056fa163543b931651d748e
MD5 66f268fbbb72373716cfd02067e99f9c
SHA1 8a5ebfe0bd0e4f6f2414f034983b64e9387eec2c
SHA512 59abf7fd670c8328aab0f0c9a489e040b11530593ddb8d193f2889ec5bd6af250a8405d168111f2adcc96a290b3ab7919a26a7b58cd91ede856b6c425da939b6
SSDEEP 768:5udApTNctooWUS7C+mo2qtSCSwTMSPI5XjbqgX3izDWlwu0L/dBDZ0x:5udApTNmU2lgG5zb9XSz71d0x
TLSH
T137231A003BE8C12BF2BE5F78ACF26146867AF6633A03D64D1CC4419B5623BC596526FD
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2808-12-0x0000000074A60000-0x000000007521C000-memory.dmp

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memory/2808-14-0x0000000074A60000-0x000000007521C000-memory.dmp

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memory/4952-0-0x0000000074BE2000-0x0000000074BE3000-memory.dmp

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memory/4952-1-0x00000000008A0000-0x00000000008B2000-memory.dmp

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memory/4952-2-0x0000000074BD0000-0x000000007538C000-memory.dmp

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memory/4952-3-0x0000000005460000-0x00000000054FC000-memory.dmp

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memory/4952-8-0x0000000074BD0000-0x000000007538C000-memory.dmp

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