asyncrat | 2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b

Analysis

max time kernel
148s
max time network
149s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
31/08/2026, 16:48

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General

Target
2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
Size 45KB
Sample260831-vbabwsdl3x
SHA256 2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b
MD5 d86139d712db6e18133160f435d0b787
SHA1 fd67dc0d67343af83124b7da36a434784d3dafb1
SHA512 3776dec2048f4db276d84215df7dfd509ef263c77ff7c8a181982e7229bfc0e9b80195a199027d6d0ae7e1718fb0d79ddf77b182370bb1d9df9b1048951181b3
SSDEEP 768:5uSy6pTpwrSWWUE3/WImo2qNi9YSkq/zNOPIFzjbhgo3i2NObCtpWNOfDKBDZ0x:5uSy6pTpoo2PaVC3F3bOoS20GtpWMYd2
TLSH
T10B231B003BE9C12BF2BE4F789DF26145867AF1633603D64A1C8452D75613FC68A52AFE
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

sexvn16.com:80
sexvn16.com:22
sexvn16.com:8080
sexvn16.com:8880
sexvn16.com:2052
sexvn16.com:2082
sexvn16.com:2086
sexvn16.com:2095
sexvn16.com:443
sexvn16.com:2053
sexvn16.com:2083
sexvn16.com:2087
sexvn16.com:2096
sexvn16.com:8443
www.sexvn16.com:80
www.sexvn16.com:22
www.sexvn16.com:8080
www.sexvn16.com:8880
www.sexvn16.com:2052
www.sexvn16.com:2082
www.sexvn16.com:2086
www.sexvn16.com:2095
www.sexvn16.com:443
www.sexvn16.com:2053
www.sexvn16.com:2083
www.sexvn16.com:2087
www.sexvn16.com:2096
www.sexvn16.com:8443
iloveyou.sexvn16.com:80
iloveyou.sexvn16.com:22
iloveyou.sexvn16.com:8080
iloveyou.sexvn16.com:8880
iloveyou.sexvn16.com:2052
iloveyou.sexvn16.com:2082
iloveyou.sexvn16.com:2086
iloveyou.sexvn16.com:2095
iloveyou.sexvn16.com:443
iloveyou.sexvn16.com:2053
iloveyou.sexvn16.com:2083
iloveyou.sexvn16.com:2087
iloveyou.sexvn16.com:2096
iloveyou.sexvn16.com:8443
mirai.sexvn16.com:80
mirai.sexvn16.com:22
mirai.sexvn16.com:8080
mirai.sexvn16.com:8880
mirai.sexvn16.com:2052
mirai.sexvn16.com:2082
mirai.sexvn16.com:2086
mirai.sexvn16.com:2095
mirai.sexvn16.com:443
mirai.sexvn16.com:2053
mirai.sexvn16.com:2083
mirai.sexvn16.com:2087
mirai.sexvn16.com:2096
mirai.sexvn16.com:8443

Mutex

JJj8Hk4u9kew

Attributes

delay
0
install
true
install_file
65etxxi.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/0x000e00000001c49d-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
2540	65etxxi.exe
4244	65etxxi.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
4732	cmd.exe
256	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	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	65etxxi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	65etxxi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
1816	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
3056	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
Token: SeDebugPrivilege	2540	65etxxi.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4632 wrote to memory of 4732	4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe	89
PID 4632 wrote to memory of 256	4632	2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe	91
PID 4732 wrote to memory of 3056	4732	cmd.exe	93
PID 256 wrote to memory of 1816	256	cmd.exe	94
PID 256 wrote to memory of 4244	256	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe
"C:\Users\Admin\AppData\Local\Temp\2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4632
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "65etxxi" /tr '"C:\Users\Admin\AppData\Roaming\65etxxi.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4732
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "65etxxi" /tr '"C:\Users\Admin\AppData\Roaming\65etxxi.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:3056
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp422F.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:256
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:1816
- - C:\Users\Admin\AppData\Roaming\65etxxi.exe
    "C:\Users\Admin\AppData\Roaming\65etxxi.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4244

C:\Users\Admin\AppData\Roaming\65etxxi.exe
"C:\Users\Admin\AppData\Roaming\65etxxi.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2540

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

tmp422F.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp422F.tmp.bat
Size 151B
SHA256 31bb49688c6a3ec6cf763635c6985e3b846b0fee7bc443c4023c964429684c21
MD5 cec32c6a612b7c64c9468859a47430d3
SHA1 aaefef437481a96311f4c07e00bfbe3b4f608af5
SHA512 aa79d639efa22ad89b51fdb5d5361176b5d76842a3c5471530f82b89ec589d270d524874d8222c346a99068ac18ed7279ba833072f1e3c38f5b5803e5ebff95f
TLSH
T1E7C08C42A5C5AE4E2C0A641307BAD59C92666D193F44BB10830440495280489E0DA242
MD5 SHA1 SHA512 TLSH

Submit Download

65etxxi.exe

Path C:\Users\Admin\AppData\Roaming\65etxxi.exe
Size 45KB
SHA256 2dbf65c983c8e6dcf91028fe919029ed9a37640fae042e86da0f2eeaf384635b
MD5 d86139d712db6e18133160f435d0b787
SHA1 fd67dc0d67343af83124b7da36a434784d3dafb1
SHA512 3776dec2048f4db276d84215df7dfd509ef263c77ff7c8a181982e7229bfc0e9b80195a199027d6d0ae7e1718fb0d79ddf77b182370bb1d9df9b1048951181b3
SSDEEP 768:5uSy6pTpwrSWWUE3/WImo2qNi9YSkq/zNOPIFzjbhgo3i2NObCtpWNOfDKBDZ0x:5uSy6pTpoo2PaVC3F3bOoS20GtpWMYd2
TLSH
T10B231B003BE9C12BF2BE4F789DF26145867AF1633603D64A1C8452D75613FC68A52AFE
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2540-12-0x0000000074A90000-0x000000007524C000-memory.dmp

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memory/2540-14-0x0000000074A90000-0x000000007524C000-memory.dmp

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memory/4632-0-0x0000000074C12000-0x0000000074C13000-memory.dmp

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memory/4632-1-0x0000000000410000-0x0000000000422000-memory.dmp

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memory/4632-2-0x0000000074C00000-0x00000000753BC000-memory.dmp

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memory/4632-3-0x0000000004F80000-0x000000000501C000-memory.dmp

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memory/4632-8-0x0000000074C00000-0x00000000753BC000-memory.dmp

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