asyncrat | 3acd1cfbbd6cf92d6a13cb8611d215add0311357024d9165b6b930d53841699c

Analysis

max time kernel
148s
max time network
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
26/08/2026, 15:17

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
3acd1cfbbd6cf92d6a13cb8611d215add0311357024d9165b6b930d53841699c.ps1
Size 2KB
Sample260826-sn7f2sfl2v
SHA256 3acd1cfbbd6cf92d6a13cb8611d215add0311357024d9165b6b930d53841699c
MD5 50abeeed0c59324d215121470442b45c
SHA1 d3031deff80c4f8552bd8c9f51ea2a5e07f2d652
SHA512 defd6e7b9211153a58544c83eca42778a788ccfb0e80ce371ba3275b5d438bb26c17b7e9de367dae33b9258693d9e1a731930e1c3aa7dbda110d002e3912d792
TLSH
T13E41E8934A9AF1DF8EE1872F7001B410FAA529458A5E7130E36DC18620AE94D3C1C9EB
MD5 SHA1 SHA512 TLSH

Score

10^/10

extasis discovery execution asyncrat rat

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

EXTASIS

ac2c342525.ddnsguru.com:6668

Mutex

AWVAVWA53536563ASacvvwwvavaw

Attributes

delay
1
install
false
install_folder
%AppData%

aes.plain

Signatures

Family: AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat

Badlisted process makes network request 1 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
3	1132	PowerShell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1132 set thread context of 4884	1132	PowerShell.exe	91

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
1132	PowerShell.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	MSBuild.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1132	PowerShell.exe
1132	PowerShell.exe
1132	PowerShell.exe
1132	PowerShell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1132	PowerShell.exe
Token: SeDebugPrivilege	4884	MSBuild.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1132 wrote to memory of 5644	1132	PowerShell.exe	90
PID 1132 wrote to memory of 4884	1132	PowerShell.exe	91
PID 1132 wrote to memory of 4884	1132	PowerShell.exe	91
PID 1132 wrote to memory of 4884	1132	PowerShell.exe	91
PID 1132 wrote to memory of 4884	1132	PowerShell.exe	91
PID 1132 wrote to memory of 4884	1132	PowerShell.exe	91

C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\3acd1cfbbd6cf92d6a13cb8611d215add0311357024d9165b6b930d53841699c.ps1
1⤵
- Badlisted process makes network request
- Suspicious use of SetThreadContext
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1132
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  PID:5644
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4884

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1132-14-0x000001BAFA210000-0x000001BAFA2E2000-memory.dmp

Download

memory/1132-7-0x00007FFA84E80000-0x00007FFA85824000-memory.dmp

Download

memory/1132-4-0x00007FFA84E80000-0x00007FFA85824000-memory.dmp

Download

memory/1132-5-0x00007FFA84E80000-0x00007FFA85824000-memory.dmp

Download

memory/1132-6-0x00007FFA84E80000-0x00007FFA85824000-memory.dmp

Download

memory/1132-8-0x00007FFA84E80000-0x00007FFA85824000-memory.dmp

Download

memory/1132-13-0x00007FFA84E80000-0x00007FFA85824000-memory.dmp

Download

memory/1132-9-0x00007FFA84E80000-0x00007FFA85824000-memory.dmp

Download

memory/1132-10-0x00007FFA84E80000-0x00007FFA85824000-memory.dmp

Download

memory/1132-11-0x00007FFA84E80000-0x00007FFA85824000-memory.dmp

Download

memory/1132-3-0x000001BAF9D10000-0x000001BAF9D32000-memory.dmp

Download

memory/1132-12-0x00007FFA84E80000-0x00007FFA85824000-memory.dmp

Download

memory/1132-19-0x00007FFA84E80000-0x00007FFA85824000-memory.dmp

Download

memory/1132-15-0x000001BAFA2E0000-0x000001BAFA2F2000-memory.dmp

Download

memory/1132-16-0x000001BAFA0E0000-0x000001BAFA0EA000-memory.dmp

Download

memory/1132-0-0x00007FFA8500F000-0x00007FFA85010000-memory.dmp

Download

memory/4884-17-0x0000000000400000-0x0000000000412000-memory.dmp

Download

memory/4884-20-0x0000000074C62000-0x0000000074C63000-memory.dmp

Download

memory/4884-21-0x0000000074C50000-0x000000007540C000-memory.dmp

Download

memory/4884-22-0x0000000074C62000-0x0000000074C63000-memory.dmp

Download

memory/4884-23-0x0000000074C50000-0x000000007540C000-memory.dmp

Download

memory/4884-24-0x0000000006380000-0x000000000641C000-memory.dmp

Download

memory/4884-25-0x00000000069E0000-0x0000000006F9A000-memory.dmp

Download

memory/4884-26-0x0000000006490000-0x00000000064F6000-memory.dmp

Download