asyncrat | 1eb199f98383fd210fc6724ce08b734609fe230e4429209e3cd287a045723db8

General

Target

Envio copia de la Notificacion electrnica Demanda/01 NOTIFICACION DEMANDA.exe
Size

275KB
MD5

b2d4b1d83945b5787d49a86c4f394e0c
SHA1

334a5c434e5d5d0649f8224e449ca9aaf9ba6816
SHA256

038d7b257b98421ad371189cf51d67f32ddad2de687c443a59ea74e4027bbf04
SHA512

4e92c367991a30d81a718ef26e8e61d24a84d2b54b5d9c6555f319b186ed5bc29d03fb10929bdae4d37c4fe92b3c0be63ee1ed4b287df74af7644e65053222d5
SSDEEP

6144:fONaSHaPlcCgYH9oYAd6q2vACSHaPlcCgYH9oY8HJF:fe969RTHGkIF69RTH6F

Score

10^/10

asyncrat default discovery rat

Malware Config

Extracted

Family

asyncrat

Version

| CRACKED BY https://t.me/xworm_v2

Botnet

Default

C2

en2025en.duckdns.org:3030

Mutex

AsyncMutex_6SI8OkPnk

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
Asyncrat family
asyncrat

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3912 set thread context of 1704	3912	01 NOTIFICACION DEMANDA.exe	79
PID 1704 set thread context of 4884	1704	cmd.exe	83

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	01 NOTIFICACION DEMANDA.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1512	timeout.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3912	01 NOTIFICACION DEMANDA.exe
3912	01 NOTIFICACION DEMANDA.exe
1704	cmd.exe
1704	cmd.exe

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
3912	01 NOTIFICACION DEMANDA.exe
1704	cmd.exe
1704	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4884	MSBuild.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3912 wrote to memory of 1704	3912	01 NOTIFICACION DEMANDA.exe	79
PID 3912 wrote to memory of 1704	3912	01 NOTIFICACION DEMANDA.exe	79
PID 3912 wrote to memory of 1704	3912	01 NOTIFICACION DEMANDA.exe	79
PID 3912 wrote to memory of 1704	3912	01 NOTIFICACION DEMANDA.exe	79
PID 1704 wrote to memory of 4884	1704	cmd.exe	83
PID 1704 wrote to memory of 4884	1704	cmd.exe	83
PID 1704 wrote to memory of 4884	1704	cmd.exe	83
PID 1704 wrote to memory of 4884	1704	cmd.exe	83
PID 1704 wrote to memory of 4884	1704	cmd.exe	83
PID 4884 wrote to memory of 2516	4884	MSBuild.exe	85
PID 4884 wrote to memory of 2516	4884	MSBuild.exe	85
PID 4884 wrote to memory of 2516	4884	MSBuild.exe	85
PID 2516 wrote to memory of 1512	2516	cmd.exe	87
PID 2516 wrote to memory of 1512	2516	cmd.exe	87
PID 2516 wrote to memory of 1512	2516	cmd.exe	87

C:\Users\Admin\AppData\Local\Temp\Envio copia de la Notificacion electrnica Demanda\01 NOTIFICACION DEMANDA.exe
"C:\Users\Admin\AppData\Local\Temp\Envio copia de la Notificacion electrnica Demanda\01 NOTIFICACION DEMANDA.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3912
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\SysWOW64\cmd.exe
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1704
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4884
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp7172.tmp.bat""
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2516
    - - C:\Windows\SysWOW64\timeout.exe
        
        timeout 3
        5⤵
        System Location Discovery: System Language Discovery
        Delays execution with timeout.exe
        
        PID:1512

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

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\cfdfa0e4

Filesize
777KB

MD5
7b233b9c5a73d1b5a09f5773ec6e0d4d

SHA1
5f8fae1cfe908313f9b93c51acf666f6990096a6

SHA256
e0860b4964e0d9818c246049eca1728778a14a05279e141b873151b8539104b9

SHA512
32bc3a503c77b135fd4bf6fa24587d250e044f3b3697dd5af161da696e0e76c089354ed03743d63f923299197be3f84be537dd67900c58abe7a3403dd2c59e41

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp7172.tmp.bat

Filesize
171B

MD5
cda9d29e367c0caca9655ce6015871b3

SHA1
bf338e74bc23f1a81087ee48a82a2dfad335b0da

SHA256
45e16df616216364abdc5c4772f4300f3404b9a3609b6ca3a22945319bab6fdb

SHA512
c1144356b3f5a58f8268b83ddff62f2f1246abad988c9823f6c4ab5ce13c6ce86b624f9018e9efe2f02823ab3fdcf882b1019f2fe0ec50b6a6d2aeafe8eb7d11

Download Submit
memory/1704-11-0x00000000752C0000-0x000000007543D000-memory.dmp

Filesize
1.5MB

Download
memory/1704-13-0x00007FFC16720000-0x00007FFC16929000-memory.dmp

Filesize
2.0MB

Download
memory/1704-16-0x00000000752C0000-0x000000007543D000-memory.dmp

Filesize
1.5MB

Download
memory/1704-17-0x00000000752C0000-0x000000007543D000-memory.dmp

Filesize
1.5MB

Download
memory/1704-19-0x00000000752C0000-0x000000007543D000-memory.dmp

Filesize
1.5MB

Download
memory/3912-0-0x00000000752C0000-0x000000007543D000-memory.dmp

Filesize
1.5MB

Download
memory/3912-1-0x00007FFC16720000-0x00007FFC16929000-memory.dmp

Filesize
2.0MB

Download
memory/3912-7-0x00000000752D3000-0x00000000752D5000-memory.dmp

Filesize
8KB

Download
memory/3912-8-0x00000000752C0000-0x000000007543D000-memory.dmp

Filesize
1.5MB

Download
memory/3912-9-0x00000000752C0000-0x000000007543D000-memory.dmp

Filesize
1.5MB

Download
memory/4884-23-0x0000000072E4E000-0x0000000072E4F000-memory.dmp

Filesize
4KB

Download
memory/4884-24-0x0000000000C00000-0x0000000000C16000-memory.dmp

Filesize
88KB

Download
memory/4884-25-0x0000000072E40000-0x00000000735F1000-memory.dmp

Filesize
7.7MB

Download
memory/4884-28-0x00000000057D0000-0x000000000586C000-memory.dmp

Filesize
624KB

Download
memory/4884-29-0x00000000060B0000-0x0000000006656000-memory.dmp

Filesize
5.6MB

Download
memory/4884-30-0x0000000005B70000-0x0000000005BD6000-memory.dmp

Filesize
408KB

Download
memory/4884-31-0x0000000072E4E000-0x0000000072E4F000-memory.dmp

Filesize
4KB

Download
memory/4884-32-0x0000000072E40000-0x00000000735F1000-memory.dmp

Filesize
7.7MB

Download
memory/4884-33-0x0000000006A60000-0x0000000006AD6000-memory.dmp

Filesize
472KB

Download
memory/4884-34-0x0000000005B40000-0x0000000005B64000-memory.dmp

Filesize
144KB

Download
memory/4884-35-0x0000000006A40000-0x0000000006A5E000-memory.dmp

Filesize
120KB

Download
memory/4884-20-0x0000000073600000-0x0000000074917000-memory.dmp

Filesize
19.1MB

Download
memory/4884-40-0x0000000072E40000-0x00000000735F1000-memory.dmp

Filesize
7.7MB

Download

Analysis

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