asyncrat | e3740c94527a71c6a0d34d198898dea8b35f16ded2247cec46979ca547f4bdb6

Analysis

max time kernel
170s
max time network
179s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-10-2024 23:00

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General

Target

00898-ENVIO COPIA DE LA NOTIFICACION ELECTRONICA/02 LEER NOTIFICACION ELECTRONIA.exe
Size

1.2MB
MD5

f778e9136ab0db9de9802a7043de50a7
SHA1

850dca074534a14fdb9ada6afaceea88558764e0
SHA256

90803a583e9f693de5e7b8a196832436f6f648b27fb82e55904c256f30cc8b3a
SHA512

cd6c5c3537f05ad5826d503e38b8e6ef2eaf668616bec15ba51ad3d81e0337a72779d7ca6af9e8ebee12d713891b30c0b73bf34718552bc9f4e7d8909b998156
SSDEEP

24576:+heavSigvk0vhkzswHD4/V3OQdnYKYc4wXUyuy1:qP710vezrj4dJYFYUyuy1

Score

10^/10

asyncrat default discovery rat

Malware Config

Extracted

Family

asyncrat

Version

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

Botnet

Default

ansy21oct.duckdns.org:1415

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:

02 LEER NOTIFICACION ELECTRONIA.execmd.exe

description	pid	process	target process
PID 4856 set thread context of 2236	4856	02 LEER NOTIFICACION ELECTRONIA.exe	cmd.exe
PID 2236 set thread context of 4428	2236	cmd.exe	MSBuild.exe

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 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:

02 LEER NOTIFICACION ELECTRONIA.execmd.exeMSBuild.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	02 LEER NOTIFICACION ELECTRONIA.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:

02 LEER NOTIFICACION ELECTRONIA.execmd.exe

pid process

4856 02 LEER NOTIFICACION ELECTRONIA.exe
4856 02 LEER NOTIFICACION ELECTRONIA.exe
2236 cmd.exe
2236 cmd.exe
Suspicious behavior: MapViewOfSection 3 IoCs

Processes:

02 LEER NOTIFICACION ELECTRONIA.execmd.exe

pid process

4856 02 LEER NOTIFICACION ELECTRONIA.exe
2236 cmd.exe
2236 cmd.exe

pid	process
4856	02 LEER NOTIFICACION ELECTRONIA.exe
4856	02 LEER NOTIFICACION ELECTRONIA.exe
2236	cmd.exe
2236	cmd.exe

pid	process
4856	02 LEER NOTIFICACION ELECTRONIA.exe
2236	cmd.exe
2236	cmd.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

02 LEER NOTIFICACION ELECTRONIA.execmd.exe

description	pid	process	target process
PID 4856 wrote to memory of 2236	4856	02 LEER NOTIFICACION ELECTRONIA.exe	cmd.exe
PID 4856 wrote to memory of 2236	4856	02 LEER NOTIFICACION ELECTRONIA.exe	cmd.exe
PID 4856 wrote to memory of 2236	4856	02 LEER NOTIFICACION ELECTRONIA.exe	cmd.exe
PID 4856 wrote to memory of 2236	4856	02 LEER NOTIFICACION ELECTRONIA.exe	cmd.exe
PID 2236 wrote to memory of 4428	2236	cmd.exe	MSBuild.exe
PID 2236 wrote to memory of 4428	2236	cmd.exe	MSBuild.exe
PID 2236 wrote to memory of 4428	2236	cmd.exe	MSBuild.exe
PID 2236 wrote to memory of 4428	2236	cmd.exe	MSBuild.exe
PID 2236 wrote to memory of 4428	2236	cmd.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\00898-ENVIO COPIA DE LA NOTIFICACION ELECTRONICA\02 LEER NOTIFICACION ELECTRONIA.exe
"C:\Users\Admin\AppData\Local\Temp\00898-ENVIO COPIA DE LA NOTIFICACION ELECTRONICA\02 LEER NOTIFICACION ELECTRONIA.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4856

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:2236

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
PID:4428

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\f3506db

Filesize
777KB

MD5
db89eef2fd9118ad23d6ac3ac7b05e56

SHA1
69c8d697c6a2c305fe2626395b5936b809930f2a

SHA256
45c6a94873a965aff8cc8ab9301250ec6de19f02040660e1ebf8da668afcda6a

SHA512
b5d140c645f643d2aa8934686cd0b1110264fa961bc16c20dbd4c95484a68280b880b40e361ab112dd941f209c3b92a4ee43fbd0e36e4255dc6bb2e66a486229

Download Submit
memory/2236-20-0x00000000746B0000-0x000000007482B000-memory.dmp

Filesize
1.5MB

Download
memory/2236-18-0x00000000746B0000-0x000000007482B000-memory.dmp

Filesize
1.5MB

Download
memory/2236-17-0x00000000746B0000-0x000000007482B000-memory.dmp

Filesize
1.5MB

Download
memory/2236-15-0x00007FFDFF650000-0x00007FFDFF845000-memory.dmp

Filesize
2.0MB

Download
memory/2236-13-0x00000000746B0000-0x000000007482B000-memory.dmp

Filesize
1.5MB

Download
memory/4428-24-0x00000000729AE000-0x00000000729AF000-memory.dmp

Filesize
4KB

Download
memory/4428-21-0x0000000073150000-0x00000000743A4000-memory.dmp

Filesize
18.3MB

Download
memory/4428-25-0x00000000005E0000-0x00000000005F6000-memory.dmp

Filesize
88KB

Download
memory/4428-26-0x00000000729A0000-0x0000000073150000-memory.dmp

Filesize
7.7MB

Download
memory/4428-27-0x00000000729AE000-0x00000000729AF000-memory.dmp

Filesize
4KB

Download
memory/4428-28-0x00000000729A0000-0x0000000073150000-memory.dmp

Filesize
7.7MB

Download
memory/4856-11-0x00000000746B0000-0x000000007482B000-memory.dmp

Filesize
1.5MB

Download
memory/4856-10-0x00000000746B0000-0x000000007482B000-memory.dmp

Filesize
1.5MB

Download
memory/4856-9-0x00000000746C3000-0x00000000746C5000-memory.dmp

Filesize
8KB

Download
memory/4856-1-0x00007FFDFF650000-0x00007FFDFF845000-memory.dmp

Filesize
2.0MB

Download
memory/4856-0-0x00000000746B0000-0x000000007482B000-memory.dmp

Filesize
1.5MB

Download