asyncrat | 41ae3eb86359c776ac1b40faf1eb43eb7d874cbf233444aa3af554257d64e62a

General

Target

NHLRYQURTHYLDPQY.ps1
Size

559KB
MD5

2684613c1f5db2fd250bc0551887419c
SHA1

1a29e5c18976095f7fe5719bd3d16c36fd3db5fd
SHA256

41ae3eb86359c776ac1b40faf1eb43eb7d874cbf233444aa3af554257d64e62a
SHA512

aea057c3526c8b8d7177f94cc32f5c5c021529461f7f657ac36a26da584dbaa92ac8fd976b6d66177d48d22b52cace678186885afe9cc24c4da6c6cb0cf7df33
SSDEEP

1536:kDh8DyXBs84VhDEak0EyxWq0JnZcjCuPSWaZauagEGG8dw:kDhiyXBs84VhDEakbyxWq0JSv

Score

10^/10

asyncrat default credential_access discovery execution rat stealer

Malware Config

Extracted

Family

asyncrat

Version

| Edit by Vinom Rat

Botnet

Default

C2

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

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4ul3kbap.2qj.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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

Filesize
408KB

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

Filesize
40KB

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

Filesize
4KB

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

Filesize
7.7MB

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

Filesize
120KB

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

Filesize
88KB

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

Filesize
472KB

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

Filesize
504KB

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

Filesize
624KB

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

Filesize
40KB

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

Filesize
584KB

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

Filesize
5.6MB

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

Filesize
136KB

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

Filesize
10.8MB

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

Filesize
8KB

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

Filesize
10.8MB

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

Filesize
10.8MB

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

Filesize
112KB

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

Filesize
10.8MB

Download

Analysis

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