asyncrat | 41ae3eb86359c776ac1b40faf1eb43eb7d874cbf233444aa3af554257d64e62a

Analysis

max time kernel
23s
max time network
27s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
29/07/2024, 20:16

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
NHLRYQURTHYLDPQY.ps1
Size 559KB
Sample240729-y2bt7asgpf
SHA256 41ae3eb86359c776ac1b40faf1eb43eb7d874cbf233444aa3af554257d64e62a
MD5 2684613c1f5db2fd250bc0551887419c
SHA1 1a29e5c18976095f7fe5719bd3d16c36fd3db5fd
SHA512 aea057c3526c8b8d7177f94cc32f5c5c021529461f7f657ac36a26da584dbaa92ac8fd976b6d66177d48d22b52cace678186885afe9cc24c4da6c6cb0cf7df33
SSDEEP 1536:kDh8DyXBs84VhDEak0EyxWq0JnZcjCuPSWaZauagEGG8dw:kDhiyXBs84VhDEakbyxWq0JSv
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

asyncrat default credential_access discovery execution rat stealer

Malware Config

Extracted

Family

asyncrat

Version

| Edit by Vinom Rat

Botnet

Default

abdallah07.ddns.net:6666

Mutex

AsyncMutex_1XyF83pmXXY17SKG

Attributes

delay
3
install
false
install_folder
%AppData%

aes.plain

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1700 set thread context of 892	1700	powershell.exe	90

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
1700	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	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1700	powershell.exe
1700	powershell.exe
892	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1700	powershell.exe
Token: SeDebugPrivilege	892	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
892	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1700 wrote to memory of 892	1700	powershell.exe	90
PID 1700 wrote to memory of 892	1700	powershell.exe	90
PID 1700 wrote to memory of 892	1700	powershell.exe	90
PID 1700 wrote to memory of 892	1700	powershell.exe	90
PID 1700 wrote to memory of 892	1700	powershell.exe	90
PID 1700 wrote to memory of 892	1700	powershell.exe	90
PID 1700 wrote to memory of 892	1700	powershell.exe	90
PID 1700 wrote to memory of 892	1700	powershell.exe	90

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\NHLRYQURTHYLDPQY.ps1
1⤵
- Suspicious use of SetThreadContext
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1700
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:892

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

__PSScriptPolicyTest_4ul3kbap.2qj.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4ul3kbap.2qj.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

Submit Download

memory/892-27-0x0000000006BA0000-0x0000000006C06000-memory.dmp

Download

memory/892-21-0x0000000005E70000-0x0000000006414000-memory.dmp

Download

memory/892-31-0x0000000007670000-0x000000000767A000-memory.dmp

Download

memory/892-20-0x0000000074630000-0x0000000074DE0000-memory.dmp

Download

memory/892-30-0x0000000007580000-0x000000000759E000-memory.dmp

Download

memory/892-14-0x0000000000400000-0x0000000000416000-memory.dmp

Download

memory/892-28-0x00000000074D0000-0x0000000007546000-memory.dmp

Download

memory/892-29-0x0000000007450000-0x00000000074CE000-memory.dmp

Download

memory/892-26-0x0000000006B00000-0x0000000006B9C000-memory.dmp

Download

memory/892-19-0x000000007463E000-0x000000007463F000-memory.dmp

Download

memory/892-23-0x0000000005A80000-0x0000000005A8A000-memory.dmp

Download

memory/892-22-0x0000000005AA0000-0x0000000005B32000-memory.dmp

Download

memory/1700-12-0x00007FFDBBAB0000-0x00007FFDBC571000-memory.dmp

Download

memory/1700-1-0x000002A7C34D0000-0x000002A7C34F2000-memory.dmp

Download

memory/1700-0-0x00007FFDBBAB3000-0x00007FFDBBAB5000-memory.dmp

Download

memory/1700-18-0x00007FFDBBAB0000-0x00007FFDBC571000-memory.dmp

Download

memory/1700-17-0x00007FFDBBAB0000-0x00007FFDBC571000-memory.dmp

Download

memory/1700-13-0x000002A7C41C0000-0x000002A7C41DC000-memory.dmp

Download

memory/1700-11-0x00007FFDBBAB0000-0x00007FFDBC571000-memory.dmp

Download