asyncrat | 244daed25d4877ce4bb68450847377f06359b3f25d1edeb58d5d29cb5a2e7a3d

Analysis

max time kernel
122s
max time network
151s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
26-07-2024 02:28

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General

Target

Notificacion especial 1212448/Aviso Especial juridico/15987AVISO_Juridico.exe
Size

2.3MB
MD5

5d52ef45b6e5bf144307a84c2af1581b
SHA1

414a899ec327d4a9daa53983544245b209f25142
SHA256

26a24d3b0206c6808615c7049859c2fe62c4dcd87e7858be40ae8112b0482616
SHA512

458f47c1e4ccf41edaacc57abb663ee77ca098fffc596fad941bbdea67653aeabc79b34d607078b9ee5adb45614e26f5c28a09e8faf9532081fdd5dec9ac3c48
SSDEEP

49152:DzO+g39FbI0eQf/Z3CarWedoYAmXviDTMtT2wkqN5K:DzO19Fnf/hdoYAm9ZkqN5K

Score

10^/10

asyncrat powerup discovery rat

Malware Config

Extracted

Family

asyncrat

Version

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

Botnet

POWERUP

powerup.dynuddns.net:6161

Mutex

AsyncMutex_6SI8OkPnk

Attributes

delay
3
install
false
install_file
secure.exe
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:

15987AVISO_Juridico.execmd.exe

description	pid	process	target process
PID 2364 set thread context of 2680	2364	15987AVISO_Juridico.exe	cmd.exe
PID 2680 set thread context of 1776	2680	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:

15987AVISO_Juridico.execmd.exeMSBuild.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	15987AVISO_Juridico.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 5 IoCs

Processes:

15987AVISO_Juridico.execmd.exeMSBuild.exe

pid process

2364 15987AVISO_Juridico.exe
2364 15987AVISO_Juridico.exe
2680 cmd.exe
2680 cmd.exe
1776 MSBuild.exe
Suspicious behavior: MapViewOfSection 3 IoCs

Processes:

15987AVISO_Juridico.execmd.exe

pid process

2364 15987AVISO_Juridico.exe
2680 cmd.exe
2680 cmd.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 1776 MSBuild.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

MSBuild.exe

pid process

1776 MSBuild.exe

pid	process
2364	15987AVISO_Juridico.exe
2364	15987AVISO_Juridico.exe
2680	cmd.exe
2680	cmd.exe
1776	MSBuild.exe

pid	process
2364	15987AVISO_Juridico.exe
2680	cmd.exe
2680	cmd.exe

description	pid	process
Token: SeDebugPrivilege	1776	MSBuild.exe

pid	process
1776	MSBuild.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

15987AVISO_Juridico.execmd.exe

description	pid	process	target process
PID 2364 wrote to memory of 2680	2364	15987AVISO_Juridico.exe	cmd.exe
PID 2364 wrote to memory of 2680	2364	15987AVISO_Juridico.exe	cmd.exe
PID 2364 wrote to memory of 2680	2364	15987AVISO_Juridico.exe	cmd.exe
PID 2364 wrote to memory of 2680	2364	15987AVISO_Juridico.exe	cmd.exe
PID 2364 wrote to memory of 2680	2364	15987AVISO_Juridico.exe	cmd.exe
PID 2680 wrote to memory of 1776	2680	cmd.exe	MSBuild.exe
PID 2680 wrote to memory of 1776	2680	cmd.exe	MSBuild.exe
PID 2680 wrote to memory of 1776	2680	cmd.exe	MSBuild.exe
PID 2680 wrote to memory of 1776	2680	cmd.exe	MSBuild.exe
PID 2680 wrote to memory of 1776	2680	cmd.exe	MSBuild.exe
PID 2680 wrote to memory of 1776	2680	cmd.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\Notificacion especial 1212448\Aviso Especial juridico\15987AVISO_Juridico.exe
"C:\Users\Admin\AppData\Local\Temp\Notificacion especial 1212448\Aviso Especial juridico\15987AVISO_Juridico.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2364

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:2680

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 behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1776

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\2617ece8

Filesize
774KB

MD5
8a1a072438b696d4abd2976e808b2281

SHA1
60b742405a26ac0f807185daec931d667875d298

SHA256
80362a4e40d8f7755db93ebacbac26d74c4c4c997f5fb16350d44b3da003dc52

SHA512
174f9aa98548e16128e4a5eae33e368523bce240fda6d1991d2aa9f6cfd3042e75c394a6e850b6ad4218483e2e79c2c7d53e2d4682c73eab37e17e3f11a42039

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab9B86.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
memory/1776-75-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/1776-71-0x0000000072E60000-0x0000000073EC2000-memory.dmp

Filesize
16.4MB

Download
memory/1776-74-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/1776-73-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2364-17-0x0000000057000000-0x000000005703F000-memory.dmp

Filesize
252KB

Download
memory/2364-12-0x0000000074CF0000-0x0000000074E64000-memory.dmp

Filesize
1.5MB

Download
memory/2364-19-0x0000000057800000-0x0000000057812000-memory.dmp

Filesize
72KB

Download
memory/2364-18-0x0000000050120000-0x000000005030D000-memory.dmp

Filesize
1.9MB

Download
memory/2364-11-0x0000000074CF0000-0x0000000074E64000-memory.dmp

Filesize
1.5MB

Download
memory/2364-16-0x0000000059800000-0x000000005986E000-memory.dmp

Filesize
440KB

Download
memory/2364-15-0x0000000050000000-0x0000000050116000-memory.dmp

Filesize
1.1MB

Download
memory/2364-14-0x0000000000400000-0x0000000000698000-memory.dmp

Filesize
2.6MB

Download
memory/2364-10-0x0000000074D02000-0x0000000074D04000-memory.dmp

Filesize
8KB

Download
memory/2364-1-0x00000000778E0000-0x0000000077A89000-memory.dmp

Filesize
1.7MB

Download
memory/2364-0-0x0000000074CF0000-0x0000000074E64000-memory.dmp

Filesize
1.5MB

Download
memory/2364-20-0x0000000050310000-0x0000000050349000-memory.dmp

Filesize
228KB

Download
memory/2680-72-0x0000000074CF0000-0x0000000074E64000-memory.dmp

Filesize
1.5MB

Download
memory/2680-21-0x0000000074CF0000-0x0000000074E64000-memory.dmp

Filesize
1.5MB

Download
memory/2680-69-0x0000000074CF0000-0x0000000074E64000-memory.dmp

Filesize
1.5MB

Download
memory/2680-68-0x0000000074CF0000-0x0000000074E64000-memory.dmp

Filesize
1.5MB

Download
memory/2680-23-0x00000000778E0000-0x0000000077A89000-memory.dmp

Filesize
1.7MB

Download