asyncrat | ccdcd4e68e94bbe91802f665de9f2c4bbda2e03a0bca9bcb9364f87e6897f3a6

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-11-2024 14:17

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General

Target

file.ps1
Size

13.0MB
MD5

6bff8e7fd44581cf0be3ae26a36e9ed3
SHA1

ba3d3e016de56977696e34d2931beb1f9812c958
SHA256

ccdcd4e68e94bbe91802f665de9f2c4bbda2e03a0bca9bcb9364f87e6897f3a6
SHA512

ebe61ebcb755e112f75e91c4b93f01d6cfa4a6485bdbb6e5ee51c26e219efea8f5939b804a66f513fa4d3cb5037dc2435839c6a07c435a006bb886c9b55f54ec
SSDEEP

49152:AU7wx68e4Kmfl3I7F3xuoEGCSFiRIrRHdbeI:

Score

10^/10

asyncrat default execution rat

Malware Config

Extracted

Family

asyncrat

Botnet

Default

91.134.150.150:3232

Attributes

delay
1
install
false
install_folder
%AppData%

aes.plain

Signatures

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

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 4696 created 3476	4696	powershell.exe	56

Async RAT payload 1 IoCs

rat

resource	yara_rule
behavioral2/memory/1940-22-0x00000249A6700000-0x00000249A6716000-memory.dmp	family_asyncrat

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
4696	powershell.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
4696	powershell.exe
4696	powershell.exe
4696	powershell.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs

pid	Process
4696	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4696	powershell.exe
Token: SeDebugPrivilege	1940	notepad.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92
PID 4696 wrote to memory of 1940	4696	powershell.exe	92

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3476
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\file.ps1
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4696
- C:\Windows\System32\notepad.exe
  C:\Windows\System32\notepad.exe
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1940

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

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3inr2aco.1oa.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1940-20-0x00000249A4BB0000-0x00000249A4BC6000-memory.dmp

Filesize
88KB

Download
memory/1940-28-0x00007FF9E2CE0000-0x00007FF9E37A1000-memory.dmp

Filesize
10.8MB

Download
memory/1940-23-0x00007FF9E2CE0000-0x00007FF9E37A1000-memory.dmp

Filesize
10.8MB

Download
memory/1940-22-0x00000249A6700000-0x00000249A6716000-memory.dmp

Filesize
88KB

Download
memory/1940-21-0x00007FF9E2CE0000-0x00007FF9E37A1000-memory.dmp

Filesize
10.8MB

Download
memory/4696-12-0x00007FF9E2CE0000-0x00007FF9E37A1000-memory.dmp

Filesize
10.8MB

Download
memory/4696-15-0x000001F6F7310000-0x000001F6F752C000-memory.dmp

Filesize
2.1MB

Download
memory/4696-16-0x00007FF9E2CE0000-0x00007FF9E37A1000-memory.dmp

Filesize
10.8MB

Download
memory/4696-17-0x00007FF9E2CE0000-0x00007FF9E37A1000-memory.dmp

Filesize
10.8MB

Download
memory/4696-18-0x00007FF9E2CE0000-0x00007FF9E37A1000-memory.dmp

Filesize
10.8MB

Download
memory/4696-19-0x00007FF9E2CE0000-0x00007FF9E37A1000-memory.dmp

Filesize
10.8MB

Download
memory/4696-14-0x00007FF9E2CE0000-0x00007FF9E37A1000-memory.dmp

Filesize
10.8MB

Download
memory/4696-13-0x00007FF9E2CE3000-0x00007FF9E2CE5000-memory.dmp

Filesize
8KB

Download
memory/4696-0-0x00007FF9E2CE3000-0x00007FF9E2CE5000-memory.dmp

Filesize
8KB

Download
memory/4696-11-0x00007FF9E2CE0000-0x00007FF9E37A1000-memory.dmp

Filesize
10.8MB

Download
memory/4696-26-0x000001F6F7310000-0x000001F6F752C000-memory.dmp

Filesize
2.1MB

Download
memory/4696-27-0x00007FF9E2CE0000-0x00007FF9E37A1000-memory.dmp

Filesize
10.8MB

Download
memory/4696-10-0x000001F6F7630000-0x000001F6F7652000-memory.dmp

Filesize
136KB

Download