asyncrat | 4c20e2852335a40add0c4e0d9f6e5e81cb3cb760f7e4eeda16ab13941e97fc28

Analysis

max time kernel
119s
max time network
148s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
30-05-2024 21:00

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General

Target

PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO/01 PROCESO JUDICIAL.exe
Size

5.4MB
MD5

ad2735f096925010a53450cb4178c89e
SHA1

c6d65163c6315a642664f4eaec0fae9528549bfe
SHA256

4e775b5fafb4e6d89a4694f8694d2b8b540534bd4a52ff42f70095f1c929160e
SHA512

1868b22a7c5cba89545b06f010c09c5418b3d86039099d681eee9567c47208fdba3b89c6251cf03c964c58c805280d45ba9c3533125f6bd3e0bc067477e03ab9
SSDEEP

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

Score

10^/10

asyncrat default rat

Malware Config

Extracted

Family

asyncrat

Version

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

Botnet

Default

abundancia.kozow.com:6969

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

Suspicious use of SetThreadContext 2 IoCs

Processes:

01 PROCESO JUDICIAL.execmd.exe

description	pid	process	target process
PID 1724 set thread context of 2768	1724	01 PROCESO JUDICIAL.exe	cmd.exe
PID 2768 set thread context of 3060	2768	cmd.exe	MSBuild.exe

Drops file in Windows directory 1 IoCs

Processes:

cmd.exe

description ioc process

File created C:\Windows\Tasks\makemake.job cmd.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

01 PROCESO JUDICIAL.execmd.exeMSBuild.exe

pid process

1724 01 PROCESO JUDICIAL.exe
1724 01 PROCESO JUDICIAL.exe
2768 cmd.exe
2768 cmd.exe
3060 MSBuild.exe
Suspicious behavior: MapViewOfSection 3 IoCs

Processes:

01 PROCESO JUDICIAL.execmd.exe

pid process

1724 01 PROCESO JUDICIAL.exe
2768 cmd.exe
2768 cmd.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 3060 MSBuild.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

MSBuild.exe

pid process

3060 MSBuild.exe

description	ioc	process
File created	C:\Windows\Tasks\makemake.job	cmd.exe

pid	process
1724	01 PROCESO JUDICIAL.exe
1724	01 PROCESO JUDICIAL.exe
2768	cmd.exe
2768	cmd.exe
3060	MSBuild.exe

pid	process
1724	01 PROCESO JUDICIAL.exe
2768	cmd.exe
2768	cmd.exe

description	pid	process
Token: SeDebugPrivilege	3060	MSBuild.exe

pid	process
3060	MSBuild.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

01 PROCESO JUDICIAL.execmd.exe

description	pid	process	target process
PID 1724 wrote to memory of 2768	1724	01 PROCESO JUDICIAL.exe	cmd.exe
PID 1724 wrote to memory of 2768	1724	01 PROCESO JUDICIAL.exe	cmd.exe
PID 1724 wrote to memory of 2768	1724	01 PROCESO JUDICIAL.exe	cmd.exe
PID 1724 wrote to memory of 2768	1724	01 PROCESO JUDICIAL.exe	cmd.exe
PID 1724 wrote to memory of 2768	1724	01 PROCESO JUDICIAL.exe	cmd.exe
PID 2768 wrote to memory of 3060	2768	cmd.exe	MSBuild.exe
PID 2768 wrote to memory of 3060	2768	cmd.exe	MSBuild.exe
PID 2768 wrote to memory of 3060	2768	cmd.exe	MSBuild.exe
PID 2768 wrote to memory of 3060	2768	cmd.exe	MSBuild.exe
PID 2768 wrote to memory of 3060	2768	cmd.exe	MSBuild.exe
PID 2768 wrote to memory of 3060	2768	cmd.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\01 PROCESO JUDICIAL.exe
"C:\Users\Admin\AppData\Local\Temp\PROCESO JUDICIAL JUZGADO CIVIL 02 DEL CIRCUITO\01 PROCESO JUDICIAL.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1724
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\SysWOW64\cmd.exe
  2⤵
  - Suspicious use of SetThreadContext
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2768
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:3060

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
1⤵
PID:1000

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\96f09a8f

Filesize
774KB

MD5
0c821af8603ecaa1933e5b3a083c241e

SHA1
287b164e066d3cfee1d747aa82a014cc94afb895

SHA256
d29767fa6b1030f1121d276cd49831d86ac2ed7fd8e1aad67e0e93cb4f55a704

SHA512
a84f74ed719ad26f596283c297cb8490979a76c9596ea4feaf295df0194b7b686412464e207e435a0140b14a6c5535009b53e5219ca30033eda9e9574ffdad10

Download Submit
memory/1724-0-0x000007FEF5BF0000-0x000007FEF5D48000-memory.dmp

Filesize
1.3MB

Download
memory/1724-12-0x000007FEF5C08000-0x000007FEF5C09000-memory.dmp

Filesize
4KB

Download
memory/1724-13-0x000007FEF5BF0000-0x000007FEF5D48000-memory.dmp

Filesize
1.3MB

Download
memory/1724-14-0x000007FEF5BF0000-0x000007FEF5D48000-memory.dmp

Filesize
1.3MB

Download
memory/2768-70-0x0000000074B30000-0x0000000074CA4000-memory.dmp

Filesize
1.5MB

Download
memory/2768-62-0x0000000074B30000-0x0000000074CA4000-memory.dmp

Filesize
1.5MB

Download
memory/2768-69-0x0000000074B3E000-0x0000000074B42000-memory.dmp

Filesize
16KB

Download
memory/2768-17-0x00000000772F0000-0x0000000077499000-memory.dmp

Filesize
1.7MB

Download
memory/2768-72-0x0000000074B30000-0x0000000074CA4000-memory.dmp

Filesize
1.5MB

Download
memory/2768-73-0x0000000074B30000-0x0000000074CA4000-memory.dmp

Filesize
1.5MB

Download
memory/2768-76-0x0000000074B30000-0x0000000074CA4000-memory.dmp

Filesize
1.5MB

Download
memory/2768-79-0x0000000074B3E000-0x0000000074B42000-memory.dmp

Filesize
16KB

Download
memory/3060-77-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/3060-78-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/3060-75-0x0000000071660000-0x00000000726C2000-memory.dmp

Filesize
16.4MB

Download
memory/3060-80-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download