asyncrat | 92f4314132ce1800a4e31453ec58531abe782012c0dc46ef6b1a4454667cd4b2

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 06:54

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General

Target

OFICIO NOTIFICACIÓN ELECTRÓNICA CENDO RAMA JUDICIAL DEL PODER PÚBLICO ESM CONFIRMAR RECIBIDO/0003.exe
Size

1.2MB
MD5

f778e9136ab0db9de9802a7043de50a7
SHA1

850dca074534a14fdb9ada6afaceea88558764e0
SHA256

90803a583e9f693de5e7b8a196832436f6f648b27fb82e55904c256f30cc8b3a
SHA512

cd6c5c3537f05ad5826d503e38b8e6ef2eaf668616bec15ba51ad3d81e0337a72779d7ca6af9e8ebee12d713891b30c0b73bf34718552bc9f4e7d8909b998156
SSDEEP

24576:+heavSigvk0vhkzswHD4/V3OQdnYKYc4wXUyuy1:qP710vezrj4dJYFYUyuy1

Score

10^/10

asyncrat 30 wins discovery rat

Malware Config

Extracted

Family

asyncrat

Version

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

Botnet

30 WINS

3010wins.duckdns.org:9003

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

Processes:

0003.execmd.exe

description pid process target process

PID 3720 set thread context of 3612 3720 0003.exe cmd.exe
PID 3612 set thread context of 1692 3612 cmd.exe MSBuild.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	pid	process	target process
PID 3720 set thread context of 3612	3720	0003.exe	cmd.exe
PID 3612 set thread context of 1692	3612	cmd.exe	MSBuild.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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

Processes:

0003.execmd.exeMSBuild.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0003.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

0003.execmd.exe

pid process

3720 0003.exe
3720 0003.exe
3612 cmd.exe
3612 cmd.exe
Suspicious behavior: MapViewOfSection 3 IoCs

Processes:

0003.execmd.exe

pid process

3720 0003.exe
3612 cmd.exe
3612 cmd.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 1692 MSBuild.exe

pid	process
3720	0003.exe
3720	0003.exe
3612	cmd.exe
3612	cmd.exe

pid	process
3720	0003.exe
3612	cmd.exe
3612	cmd.exe

description	pid	process
Token: SeDebugPrivilege	1692	MSBuild.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0003.execmd.exe

description	pid	process	target process
PID 3720 wrote to memory of 3612	3720	0003.exe	cmd.exe
PID 3720 wrote to memory of 3612	3720	0003.exe	cmd.exe
PID 3720 wrote to memory of 3612	3720	0003.exe	cmd.exe
PID 3720 wrote to memory of 3612	3720	0003.exe	cmd.exe
PID 3612 wrote to memory of 1692	3612	cmd.exe	MSBuild.exe
PID 3612 wrote to memory of 1692	3612	cmd.exe	MSBuild.exe
PID 3612 wrote to memory of 1692	3612	cmd.exe	MSBuild.exe
PID 3612 wrote to memory of 1692	3612	cmd.exe	MSBuild.exe
PID 3612 wrote to memory of 1692	3612	cmd.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\OFICIO NOTIFICACIÓN ELECTRÓNICA CENDO RAMA JUDICIAL DEL PODER PÚBLICO ESM CONFIRMAR RECIBIDO\0003.exe
"C:\Users\Admin\AppData\Local\Temp\OFICIO NOTIFICACIÓN ELECTRÓNICA CENDO RAMA JUDICIAL DEL PODER PÚBLICO ESM CONFIRMAR RECIBIDO\0003.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3720
- 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:3612
- - 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
    PID:1692

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\63818d7c

Filesize
777KB

MD5
6d29f551d4c7951161cc0f76cf1cb0bd

SHA1
bab5316f88996fa6b14262b64c4eb6b28e854e8f

SHA256
b8f9fd8da3222219fdef2442fd4ed483be45df4b8dae9bac4df4a5fe3a53913f

SHA512
4dc846bc12a3f060832637d965c77721070033b4a8d9418f54b898070d245e1eded18fa0ed66e5d07a4075932bdd68039d44806fcc0b380a64273e27a38fd45b

Download Submit
memory/1692-21-0x0000000073040000-0x0000000074294000-memory.dmp

Filesize
18.3MB

Download
memory/1692-28-0x0000000074820000-0x0000000074FD0000-memory.dmp

Filesize
7.7MB

Download
memory/1692-27-0x000000007482E000-0x000000007482F000-memory.dmp

Filesize
4KB

Download
memory/1692-26-0x0000000074820000-0x0000000074FD0000-memory.dmp

Filesize
7.7MB

Download
memory/1692-25-0x00000000007D0000-0x00000000007E6000-memory.dmp

Filesize
88KB

Download
memory/1692-24-0x000000007482E000-0x000000007482F000-memory.dmp

Filesize
4KB

Download
memory/3612-17-0x00000000745A0000-0x000000007471B000-memory.dmp

Filesize
1.5MB

Download
memory/3612-18-0x00000000745A0000-0x000000007471B000-memory.dmp

Filesize
1.5MB

Download
memory/3612-20-0x00000000745A0000-0x000000007471B000-memory.dmp

Filesize
1.5MB

Download
memory/3612-15-0x00007FFA32290000-0x00007FFA32485000-memory.dmp

Filesize
2.0MB

Download
memory/3612-13-0x00000000745A0000-0x000000007471B000-memory.dmp

Filesize
1.5MB

Download
memory/3720-0-0x00000000745A0000-0x000000007471B000-memory.dmp

Filesize
1.5MB

Download
memory/3720-11-0x00000000745A0000-0x000000007471B000-memory.dmp

Filesize
1.5MB

Download
memory/3720-10-0x00000000745A0000-0x000000007471B000-memory.dmp

Filesize
1.5MB

Download
memory/3720-9-0x00000000745B3000-0x00000000745B5000-memory.dmp

Filesize
8KB

Download
memory/3720-1-0x00007FFA32290000-0x00007FFA32485000-memory.dmp

Filesize
2.0MB

Download