asyncrat | 3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8

Analysis

max time kernel
148s
max time network
151s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
17/08/2026, 17:08

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General

Target
3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
Size 45KB
Sample260817-vn28fawsay
SHA256 3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8
MD5 d91be3789b70d6c25c00308aa40ab4be
SHA1 8189bd40bb1afc471352424d3b2c4fc3fb619548
SHA512 14f6d5066e66fad6eff2dc38b22ef4e1c7feae8b866463d0bd86575c197ee3ebb58880c5df603d107be70f352d6b0481f9dcc8ce47e7270497b56e1604cb7d5c
SSDEEP 768:0u2vpTD4U2ieWUsqfAmo2qjwozHy3CKPI2ujbjgX3i3E6ed540RWBDZ8x:0u2vpTDe+2urR2Cb8XSlK540R4d8x
TLSH
T120233B0037E9C12BF2BE5F789DF26105467AF6633A03D6891CC411D75723BC68A52AFA
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
hermeticwiper.ads.zorvec.name:80
hermeticwiper.ads.zorvec.name:22
hermeticwiper.ads.zorvec.name:8080
hermeticwiper.ads.zorvec.name:8880
hermeticwiper.ads.zorvec.name:2052
hermeticwiper.ads.zorvec.name:2082
hermeticwiper.ads.zorvec.name:2086
hermeticwiper.ads.zorvec.name:2095
hermeticwiper.ads.zorvec.name:443
hermeticwiper.ads.zorvec.name:2053
hermeticwiper.ads.zorvec.name:2083
hermeticwiper.ads.zorvec.name:2087
hermeticwiper.ads.zorvec.name:2096
hermeticwiper.ads.zorvec.name:8443
nimda.ads.zorvec.name:80
nimda.ads.zorvec.name:22
nimda.ads.zorvec.name:8080
nimda.ads.zorvec.name:8880
nimda.ads.zorvec.name:2052
nimda.ads.zorvec.name:2082
nimda.ads.zorvec.name:2086
nimda.ads.zorvec.name:2095
nimda.ads.zorvec.name:443
nimda.ads.zorvec.name:2053
nimda.ads.zorvec.name:2083
nimda.ads.zorvec.name:2087
nimda.ads.zorvec.name:2096
nimda.ads.zorvec.name:8443
cryptolocker.ads.zorvec.name:80
cryptolocker.ads.zorvec.name:22
cryptolocker.ads.zorvec.name:8080
cryptolocker.ads.zorvec.name:8880
cryptolocker.ads.zorvec.name:2052
cryptolocker.ads.zorvec.name:2082
cryptolocker.ads.zorvec.name:2086
cryptolocker.ads.zorvec.name:2095
cryptolocker.ads.zorvec.name:443
cryptolocker.ads.zorvec.name:2053
cryptolocker.ads.zorvec.name:2083
cryptolocker.ads.zorvec.name:2087
cryptolocker.ads.zorvec.name:2096
cryptolocker.ads.zorvec.name:8443
clop.ads.zorvec.name:80
clop.ads.zorvec.name:22
clop.ads.zorvec.name:8080
clop.ads.zorvec.name:8880
clop.ads.zorvec.name:2052
clop.ads.zorvec.name:2082
clop.ads.zorvec.name:2086
clop.ads.zorvec.name:2095
clop.ads.zorvec.name:443
clop.ads.zorvec.name:2053
clop.ads.zorvec.name:2083
clop.ads.zorvec.name:2087
clop.ads.zorvec.name:2096
clop.ads.zorvec.name:8443

Mutex

ZVGldpXDWC6Y

Attributes

delay
0
install
true
install_file
ix4xaad.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/0x001900000001c477-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
5820	ix4xaad.exe
3396	ix4xaad.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	3	104.21.28.44:22
SSH destination	5	172.67.144.58:22

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
1120	cmd.exe
2336	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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ix4xaad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ix4xaad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
2816	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
3240	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
Token: SeDebugPrivilege	5820	ix4xaad.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2860 wrote to memory of 1120	2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe	89
PID 2860 wrote to memory of 2336	2860	3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe	91
PID 1120 wrote to memory of 3240	1120	cmd.exe	93
PID 2336 wrote to memory of 2816	2336	cmd.exe	94
PID 2336 wrote to memory of 3396	2336	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe
"C:\Users\Admin\AppData\Local\Temp\3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2860
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "ix4xaad" /tr '"C:\Users\Admin\AppData\Roaming\ix4xaad.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1120
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "ix4xaad" /tr '"C:\Users\Admin\AppData\Roaming\ix4xaad.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:3240
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp44FE.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2336
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:2816
- - C:\Users\Admin\AppData\Roaming\ix4xaad.exe
    "C:\Users\Admin\AppData\Roaming\ix4xaad.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3396

C:\Users\Admin\AppData\Roaming\ix4xaad.exe
"C:\Users\Admin\AppData\Roaming\ix4xaad.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5820

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

tmp44FE.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp44FE.tmp.bat
Size 151B
SHA256 1d417f0b1593de885a769107857853b750a4e365e7f2d219f54da7acf84390b1
MD5 694f584692b101f19f16d3fae90f8716
SHA1 281182f374aa862d427534f8faa327d490811e3e
SHA512 db111bf5ba5027347136df7653cafe2d486dd2bf15141b7a7fae143a21e5f5d52def6d6eaecc4de381712ac932cd958a1450b749bdcf1bf5d9be6674f2c6254f
TLSH
T198C08C82A5C5AA1E2906242302BA989C916268693F84EB008B0440491680458E099341
MD5 SHA1 SHA512 TLSH

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ix4xaad.exe

Path C:\Users\Admin\AppData\Roaming\ix4xaad.exe
Size 45KB
SHA256 3bff7fbfe8263885c813206f7556684ed1769a11e0d44c612b4ac51872ac1aa8
MD5 d91be3789b70d6c25c00308aa40ab4be
SHA1 8189bd40bb1afc471352424d3b2c4fc3fb619548
SHA512 14f6d5066e66fad6eff2dc38b22ef4e1c7feae8b866463d0bd86575c197ee3ebb58880c5df603d107be70f352d6b0481f9dcc8ce47e7270497b56e1604cb7d5c
SSDEEP 768:0u2vpTD4U2ieWUsqfAmo2qjwozHy3CKPI2ujbjgX3i3E6ed540RWBDZ8x:0u2vpTDe+2urR2Cb8XSlK540R4d8x
TLSH
T120233B0037E9C12BF2BE5F789DF26105467AF6633A03D6891CC411D75723BC68A52AFA
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2860-0-0x0000000074602000-0x0000000074603000-memory.dmp

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memory/2860-1-0x0000000000A80000-0x0000000000A92000-memory.dmp

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memory/2860-2-0x00000000745F0000-0x0000000074DAC000-memory.dmp

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memory/2860-3-0x0000000005430000-0x00000000054CC000-memory.dmp

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memory/2860-8-0x00000000745F0000-0x0000000074DAC000-memory.dmp

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memory/5820-12-0x0000000074480000-0x0000000074C3C000-memory.dmp

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memory/5820-14-0x0000000074480000-0x0000000074C3C000-memory.dmp

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