asyncrat | fbb009dab5e1c924e3ee45f2bece42e0fc7c059d9d5a83f526bb7f9a0ae5a8e6

Analysis

max time kernel
148s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
14-11-2024 01:45

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General

Target

5ab8a17246063f43e04f124c842427a9413d086796c1fd5e9d46917b308f5e74.exe
Size

3.6MB
MD5

c76159163023302b08641b8d271ab362
SHA1

c388606fb8394f7360da6cef38ec1526d2dc9ba1
SHA256

5ab8a17246063f43e04f124c842427a9413d086796c1fd5e9d46917b308f5e74
SHA512

53f2a3abd6337100f5fc8ed3da331c5cbb1b4478349c3b2dfc9547330770567bf7c5ced763e176c256cc16180032f816608d0a61d8e31db5ccf2f4f272aeaba2
SSDEEP

49152:jWGtLBcXqFpa88R6SVb8kq4pgquLMMji4NYxtJpkxhGjIuTbR3339YcZUQ3EANa2:dtLuZIqgwh4NYxtJpkxhGB333tRaEp

Score

10^/10

asyncrat dinero discovery persistence rat

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

DINERO

octubre212024.giize.com:2727

fuertefuerte.accesscam.org:2727

octubre242024.casacam.net:2727

Mutex

DcRatMutex_qwqdanchun

Attributes

delay
1
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

5ab8a17246063f43e04f124c842427a9413d086796c1fd5e9d46917b308f5e74.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AnyDesignerEditor = "C:\\Users\\Admin\\Music\\AnyDesignerUpdater\\AnyConvertVideo.exe"	5ab8a17246063f43e04f124c842427a9413d086796c1fd5e9d46917b308f5e74.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

5ab8a17246063f43e04f124c842427a9413d086796c1fd5e9d46917b308f5e74.exe

description	pid	Process	procid_target
PID 1468 set thread context of 1628	1468	5ab8a17246063f43e04f124c842427a9413d086796c1fd5e9d46917b308f5e74.exe	93

System Location Discovery: System Language Discovery 1 TTPs 2 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:

5ab8a17246063f43e04f124c842427a9413d086796c1fd5e9d46917b308f5e74.execsc.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5ab8a17246063f43e04f124c842427a9413d086796c1fd5e9d46917b308f5e74.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csc.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

5ab8a17246063f43e04f124c842427a9413d086796c1fd5e9d46917b308f5e74.exe

description	pid	Process	procid_target
PID 1468 wrote to memory of 1628	1468	5ab8a17246063f43e04f124c842427a9413d086796c1fd5e9d46917b308f5e74.exe	93
PID 1468 wrote to memory of 1628	1468	5ab8a17246063f43e04f124c842427a9413d086796c1fd5e9d46917b308f5e74.exe	93
PID 1468 wrote to memory of 1628	1468	5ab8a17246063f43e04f124c842427a9413d086796c1fd5e9d46917b308f5e74.exe	93
PID 1468 wrote to memory of 1628	1468	5ab8a17246063f43e04f124c842427a9413d086796c1fd5e9d46917b308f5e74.exe	93
PID 1468 wrote to memory of 1628	1468	5ab8a17246063f43e04f124c842427a9413d086796c1fd5e9d46917b308f5e74.exe	93

C:\Users\Admin\AppData\Local\Temp\5ab8a17246063f43e04f124c842427a9413d086796c1fd5e9d46917b308f5e74.exe
"C:\Users\Admin\AppData\Local\Temp\5ab8a17246063f43e04f124c842427a9413d086796c1fd5e9d46917b308f5e74.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1468
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1628

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1468-10-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download
memory/1468-0-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download
memory/1468-1-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download
memory/1468-6-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download
memory/1468-7-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download
memory/1468-15-0x000000000052D000-0x0000000000545000-memory.dmp

Filesize
96KB

Download
memory/1468-2-0x000000000052D000-0x0000000000545000-memory.dmp

Filesize
96KB

Download
memory/1468-11-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download
memory/1468-5-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download
memory/1468-4-0x0000000000400000-0x00000000007A9000-memory.dmp

Filesize
3.7MB

Download
memory/1628-12-0x000000007474E000-0x000000007474F000-memory.dmp

Filesize
4KB

Download
memory/1628-13-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download
memory/1628-8-0x0000000000FE0000-0x0000000000FF2000-memory.dmp

Filesize
72KB

Download
memory/1628-16-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download