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 1104 set thread context of 3760	1104	01 NOTIFICACION DEMANDA.exe	86
PID 3760 set thread context of 636	3760	cmd.exe	96

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
1980	timeout.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1104	01 NOTIFICACION DEMANDA.exe
1104	01 NOTIFICACION DEMANDA.exe
3760	cmd.exe
3760	cmd.exe

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
1104	01 NOTIFICACION DEMANDA.exe
3760	cmd.exe
3760	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	636	MSBuild.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1104 wrote to memory of 3760	1104	01 NOTIFICACION DEMANDA.exe	86
PID 1104 wrote to memory of 3760	1104	01 NOTIFICACION DEMANDA.exe	86
PID 1104 wrote to memory of 3760	1104	01 NOTIFICACION DEMANDA.exe	86
PID 1104 wrote to memory of 3760	1104	01 NOTIFICACION DEMANDA.exe	86
PID 3760 wrote to memory of 636	3760	cmd.exe	96
PID 3760 wrote to memory of 636	3760	cmd.exe	96
PID 3760 wrote to memory of 636	3760	cmd.exe	96
PID 3760 wrote to memory of 636	3760	cmd.exe	96
PID 3760 wrote to memory of 636	3760	cmd.exe	96
PID 636 wrote to memory of 1412	636	MSBuild.exe	98
PID 636 wrote to memory of 1412	636	MSBuild.exe	98
PID 636 wrote to memory of 1412	636	MSBuild.exe	98
PID 1412 wrote to memory of 1980	1412	cmd.exe	100
PID 1412 wrote to memory of 1980	1412	cmd.exe	100
PID 1412 wrote to memory of 1980	1412	cmd.exe	100

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:1104
- 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:3760
- - 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:636
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp7C01.tmp.bat""
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:1412
    - - C:\Windows\SysWOW64\timeout.exe
        
        timeout 3
        5⤵
        System Location Discovery: System Language Discovery
        Delays execution with timeout.exe
        
        PID:1980

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\2a4bfcb9

Filesize
777KB

MD5
871ccf4b4b9c231153a92c6d351a7549

SHA1
d7a56a7600e5b3401fa6f8f281a02e27a24e3cad

SHA256
89909de6b1534fe096c057abf7b65393065a9b370db37d42675d9bcf6d5500ef

SHA512
4c323d20611e95dc62437daf758fbb8967c316f66613a60f2986ab6801f496291608fdf58ad062e37e262b84a29327d2a37f33faef12b977239aa076fcdf6023

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp7C01.tmp.bat

Filesize
171B

MD5
5387216aa59a18e99e61f5dad9cde341

SHA1
06227c9429fbd142098863947a1412b5cca02d7a

SHA256
d28d69ff13d5e596d3ea22544255324ed8a9bb22e932df65b96fc96a07fcaaf0

SHA512
f1cfd436c3ab0958f26ed496257dacf70665f6c429b42d03133cc5a411ed6e2f0c6500cdb98ba2489599cc1a61d47b11aa73ab853c5822fb0fd50b61b09831b6

Download Submit
memory/636-17-0x0000000072D4E000-0x0000000072D4F000-memory.dmp

Filesize
4KB

Download
memory/636-22-0x00000000054F0000-0x000000000558C000-memory.dmp

Filesize
624KB

Download
memory/636-26-0x0000000072D40000-0x00000000734F1000-memory.dmp

Filesize
7.7MB

Download
memory/636-34-0x0000000072D40000-0x00000000734F1000-memory.dmp

Filesize
7.7MB

Download
memory/636-25-0x0000000072D4E000-0x0000000072D4F000-memory.dmp

Filesize
4KB

Download
memory/636-24-0x0000000005600000-0x0000000005666000-memory.dmp

Filesize
408KB

Download
memory/636-23-0x0000000005B40000-0x00000000060E6000-memory.dmp

Filesize
5.6MB

Download
memory/636-19-0x0000000072D40000-0x00000000734F1000-memory.dmp

Filesize
7.7MB

Download
memory/636-18-0x00000000007B0000-0x00000000007C6000-memory.dmp

Filesize
88KB

Download
memory/636-14-0x0000000073500000-0x0000000074753000-memory.dmp

Filesize
18.3MB

Download
memory/636-27-0x0000000006850000-0x00000000068C6000-memory.dmp

Filesize
472KB

Download
memory/636-29-0x00000000068F0000-0x000000000690E000-memory.dmp

Filesize
120KB

Download
memory/636-28-0x00000000067D0000-0x00000000067F4000-memory.dmp

Filesize
144KB

Download
memory/1104-3-0x0000000075080000-0x00000000751FB000-memory.dmp

Filesize
1.5MB

Download
memory/1104-0-0x0000000075080000-0x00000000751FB000-memory.dmp

Filesize
1.5MB

Download
memory/1104-1-0x00007FFDCD6F0000-0x00007FFDCD8E8000-memory.dmp

Filesize
2.0MB

Download
memory/1104-2-0x0000000075093000-0x0000000075095000-memory.dmp

Filesize
8KB

Download
memory/1104-4-0x0000000075080000-0x00000000751FB000-memory.dmp

Filesize
1.5MB

Download
memory/3760-10-0x0000000075080000-0x00000000751FB000-memory.dmp

Filesize
1.5MB

Download
memory/3760-11-0x0000000075080000-0x00000000751FB000-memory.dmp

Filesize
1.5MB

Download
memory/3760-13-0x0000000075080000-0x00000000751FB000-memory.dmp

Filesize
1.5MB

Download
memory/3760-8-0x00007FFDCD6F0000-0x00007FFDCD8E8000-memory.dmp

Filesize
2.0MB

Download
memory/3760-6-0x0000000075080000-0x00000000751FB000-memory.dmp

Filesize
1.5MB

Download

Analysis

Sharing