asyncrat | 6caaaa8ebca93405ff1fccfcd0cbdda4e94f7f7f527cea9c14cf128af8287bcc

Analysis

max time kernel
17s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29/03/2025, 19:57

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General

Target

6caaaa8ebca93405ff1fccfcd0cbdda4e94f7f7f527cea9c14cf128af8287bcc.exe
Size

38KB
MD5

ef9f0aae9f0d34d1d1afb3d3665a6a43
SHA1

d741208113a9a2e3fee67753f6b547885c1ac662
SHA256

6caaaa8ebca93405ff1fccfcd0cbdda4e94f7f7f527cea9c14cf128af8287bcc
SHA512

790dd85c01383a2c3062f0d3165ca2b7fa6078e0b95da4545750714f1afbafedf6b3e7f880f0b189241bec8192cee4de6b975e9fdb0c4425d8497d6d83623950
SSDEEP

768:5K7I02AKR9ebVJy+utnxGZuecOEw2Cz3iIyu+:5yI02oVJxbEw2Cz3Gu+

Score

10^/10

asyncrat discovery rat

Malware Config

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2452	1628	WerFault.exe	27

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	6caaaa8ebca93405ff1fccfcd0cbdda4e94f7f7f527cea9c14cf128af8287bcc.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1628 wrote to memory of 2452	1628	6caaaa8ebca93405ff1fccfcd0cbdda4e94f7f7f527cea9c14cf128af8287bcc.exe	28
PID 1628 wrote to memory of 2452	1628	6caaaa8ebca93405ff1fccfcd0cbdda4e94f7f7f527cea9c14cf128af8287bcc.exe	28
PID 1628 wrote to memory of 2452	1628	6caaaa8ebca93405ff1fccfcd0cbdda4e94f7f7f527cea9c14cf128af8287bcc.exe	28
PID 1628 wrote to memory of 2452	1628	6caaaa8ebca93405ff1fccfcd0cbdda4e94f7f7f527cea9c14cf128af8287bcc.exe	28

C:\Users\Admin\AppData\Local\Temp\6caaaa8ebca93405ff1fccfcd0cbdda4e94f7f7f527cea9c14cf128af8287bcc.exe
"C:\Users\Admin\AppData\Local\Temp\6caaaa8ebca93405ff1fccfcd0cbdda4e94f7f7f527cea9c14cf128af8287bcc.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1628
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 540
  2⤵
  - Program crash
  PID:2452

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

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Downloads

memory/1628-0-0x000000007429E000-0x000000007429F000-memory.dmp

Filesize
4KB

Download
memory/1628-1-0x0000000000390000-0x00000000003A0000-memory.dmp

Filesize
64KB

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