asyncrat | 9962eb476993e8c83c8c652c04bc8fe2ebeb7899f353dd2646a7fa8cb76ac735

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
06-12-2024 17:41

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General

Target

OFICIO Nro 219 NOTIFICACIÓN JUDICIAL AUTO ADMISORIO DEMANDA LABORAL ESM/0006NotificacionElectronica.exe
Size

5.4MB
MD5

ad2735f096925010a53450cb4178c89e
SHA1

c6d65163c6315a642664f4eaec0fae9528549bfe
SHA256

4e775b5fafb4e6d89a4694f8694d2b8b540534bd4a52ff42f70095f1c929160e
SHA512

1868b22a7c5cba89545b06f010c09c5418b3d86039099d681eee9567c47208fdba3b89c6251cf03c964c58c805280d45ba9c3533125f6bd3e0bc067477e03ab9
SSDEEP

98304:o/zx+riUDpJowboU+XEsumY2XW6jBYeZ1ER:2x+riUDwUj12X1tY5

Score

10^/10

asyncrat === 06 nov ===discovery rat

Malware Config

Extracted

Family

asyncrat

Version

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

Botnet

=== 06 NOV ===

0611wins.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

description	pid	Process	procid_target
PID 4932 set thread context of 4352	4932	0006NotificacionElectronica.exe	82
PID 4352 set thread context of 2376	4352	cmd.exe	93

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 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

description	ioc	Process
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

pid	Process
4932	0006NotificacionElectronica.exe
4932	0006NotificacionElectronica.exe
4352	cmd.exe
4352	cmd.exe

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
4932	0006NotificacionElectronica.exe
4352	cmd.exe
4352	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2376	MSBuild.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4932 wrote to memory of 4352	4932	0006NotificacionElectronica.exe	82
PID 4932 wrote to memory of 4352	4932	0006NotificacionElectronica.exe	82
PID 4932 wrote to memory of 4352	4932	0006NotificacionElectronica.exe	82
PID 4932 wrote to memory of 4352	4932	0006NotificacionElectronica.exe	82
PID 4352 wrote to memory of 2376	4352	cmd.exe	93
PID 4352 wrote to memory of 2376	4352	cmd.exe	93
PID 4352 wrote to memory of 2376	4352	cmd.exe	93
PID 4352 wrote to memory of 2376	4352	cmd.exe	93
PID 4352 wrote to memory of 2376	4352	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\OFICIO Nro 219 NOTIFICACIÓN JUDICIAL AUTO ADMISORIO DEMANDA LABORAL ESM\0006NotificacionElectronica.exe
"C:\Users\Admin\AppData\Local\Temp\OFICIO Nro 219 NOTIFICACIÓN JUDICIAL AUTO ADMISORIO DEMANDA LABORAL ESM\0006NotificacionElectronica.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4932
- 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:4352
- - 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:2376

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\5ccfb9a6

Filesize
777KB

MD5
661e15c34f2b4d519f4ae31f9f015992

SHA1
7f6c9a11341973a8fa28a0795b63248f1b4be084

SHA256
44a99a0bfd45218beb3e26bafa0914ba46687ac9d2eea35699128f47d07ff33c

SHA512
5b275b5b78c7e474f73036d13881ddc8211d75779d8caedd863894e9564018d3348f230388dd4cfe92cf3c6d8b43c5babb314d5fc1354b2d6021f007a3fa04c4

Download Submit
memory/2376-28-0x00000000005C0000-0x00000000005D6000-memory.dmp

Filesize
88KB

Download
memory/2376-24-0x00000000732E0000-0x0000000074534000-memory.dmp

Filesize
18.3MB

Download
memory/2376-32-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download
memory/2376-31-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download
memory/2376-30-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download
memory/2376-29-0x0000000074740000-0x0000000074EF0000-memory.dmp

Filesize
7.7MB

Download
memory/4352-19-0x0000000074D60000-0x0000000074EDB000-memory.dmp

Filesize
1.5MB

Download
memory/4352-21-0x0000000074D60000-0x0000000074EDB000-memory.dmp

Filesize
1.5MB

Download
memory/4352-17-0x00007FFFFF390000-0x00007FFFFF585000-memory.dmp

Filesize
2.0MB

Download
memory/4352-27-0x0000000074D6E000-0x0000000074D70000-memory.dmp

Filesize
8KB

Download
memory/4352-20-0x0000000074D6E000-0x0000000074D70000-memory.dmp

Filesize
8KB

Download
memory/4352-23-0x0000000074D60000-0x0000000074EDB000-memory.dmp

Filesize
1.5MB

Download
memory/4932-13-0x00007FFFE1640000-0x00007FFFE17B2000-memory.dmp

Filesize
1.4MB

Download
memory/4932-0-0x00007FFFE1640000-0x00007FFFE17B2000-memory.dmp

Filesize
1.4MB

Download
memory/4932-12-0x00007FFFE1659000-0x00007FFFE165A000-memory.dmp

Filesize
4KB

Download
memory/4932-14-0x00007FFFE1640000-0x00007FFFE17B2000-memory.dmp

Filesize
1.4MB

Download