asyncrat | 980cc0171311901b113f1c0f4c5e255aaff4aaa2c1ccfb0ea0a4806d6669b1e2

Analysis

max time kernel
67s
max time network
85s
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 09:21

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General

Target

JUZGADO PENAL DEL CIRCUITO - DEMANDA LABORAL/1 PROCESO_AUDIENCIA.exe
Size

1.2MB
MD5

f778e9136ab0db9de9802a7043de50a7
SHA1

850dca074534a14fdb9ada6afaceea88558764e0
SHA256

90803a583e9f693de5e7b8a196832436f6f648b27fb82e55904c256f30cc8b3a
SHA512

cd6c5c3537f05ad5826d503e38b8e6ef2eaf668616bec15ba51ad3d81e0337a72779d7ca6af9e8ebee12d713891b30c0b73bf34718552bc9f4e7d8909b998156
SSDEEP

24576:+heavSigvk0vhkzswHD4/V3OQdnYKYc4wXUyuy1:qP710vezrj4dJYFYUyuy1

Score

10^/10

asyncrat server discovery rat

Malware Config

Extracted

Family

asyncrat

Version

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

Botnet

SERVER

asxyz.duckdns.org:52350

Mutex

AsyncMutex_6SI6TOGjnk

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:

1 PROCESO_AUDIENCIA.execmd.exe

description	pid	process	target process
PID 3996 set thread context of 2804	3996	1 PROCESO_AUDIENCIA.exe	cmd.exe
PID 2804 set thread context of 4448	2804	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:

1 PROCESO_AUDIENCIA.execmd.exeMSBuild.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1 PROCESO_AUDIENCIA.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:

1 PROCESO_AUDIENCIA.execmd.exe

pid process

3996 1 PROCESO_AUDIENCIA.exe
3996 1 PROCESO_AUDIENCIA.exe
2804 cmd.exe
2804 cmd.exe
Suspicious behavior: MapViewOfSection 3 IoCs

Processes:

1 PROCESO_AUDIENCIA.execmd.exe

pid process

3996 1 PROCESO_AUDIENCIA.exe
2804 cmd.exe
2804 cmd.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 4448 MSBuild.exe

pid	process
3996	1 PROCESO_AUDIENCIA.exe
3996	1 PROCESO_AUDIENCIA.exe
2804	cmd.exe
2804	cmd.exe

pid	process
3996	1 PROCESO_AUDIENCIA.exe
2804	cmd.exe
2804	cmd.exe

description	pid	process
Token: SeDebugPrivilege	4448	MSBuild.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1 PROCESO_AUDIENCIA.execmd.exe

description	pid	process	target process
PID 3996 wrote to memory of 2804	3996	1 PROCESO_AUDIENCIA.exe	cmd.exe
PID 3996 wrote to memory of 2804	3996	1 PROCESO_AUDIENCIA.exe	cmd.exe
PID 3996 wrote to memory of 2804	3996	1 PROCESO_AUDIENCIA.exe	cmd.exe
PID 3996 wrote to memory of 2804	3996	1 PROCESO_AUDIENCIA.exe	cmd.exe
PID 2804 wrote to memory of 4448	2804	cmd.exe	MSBuild.exe
PID 2804 wrote to memory of 4448	2804	cmd.exe	MSBuild.exe
PID 2804 wrote to memory of 4448	2804	cmd.exe	MSBuild.exe
PID 2804 wrote to memory of 4448	2804	cmd.exe	MSBuild.exe
PID 2804 wrote to memory of 4448	2804	cmd.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\JUZGADO PENAL DEL CIRCUITO - DEMANDA LABORAL\1 PROCESO_AUDIENCIA.exe
"C:\Users\Admin\AppData\Local\Temp\JUZGADO PENAL DEL CIRCUITO - DEMANDA LABORAL\1 PROCESO_AUDIENCIA.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3996

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:2804

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:4448

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\6a118bde

Filesize
777KB

MD5
3286fb7d9c24432a1420eb28256e67f0

SHA1
453ca53bded844be39643ab3d5e9f8c35f240259

SHA256
3011918aff3ca8067d8fd2b8579bad078351b3f5f10718fd4801c5a30bdc6651

SHA512
86c8a2dfceaf0dc239c120c90cc16acf887ec2e5ba8cc1130f35193384884e606ea8a8678f5ef6e7c4bd36959754f8faf74ecd4938eb494a915f147a12e5ba85

Download Submit
memory/2804-20-0x00000000748F0000-0x0000000074A6B000-memory.dmp

Filesize
1.5MB

Download
memory/2804-18-0x00000000748F0000-0x0000000074A6B000-memory.dmp

Filesize
1.5MB

Download
memory/2804-13-0x00000000748F0000-0x0000000074A6B000-memory.dmp

Filesize
1.5MB

Download
memory/2804-15-0x00007FFCBCB70000-0x00007FFCBCD65000-memory.dmp

Filesize
2.0MB

Download
memory/2804-17-0x00000000748F0000-0x0000000074A6B000-memory.dmp

Filesize
1.5MB

Download
memory/3996-0-0x00000000748F0000-0x0000000074A6B000-memory.dmp

Filesize
1.5MB

Download
memory/3996-11-0x00000000748F0000-0x0000000074A6B000-memory.dmp

Filesize
1.5MB

Download
memory/3996-1-0x00007FFCBCB70000-0x00007FFCBCD65000-memory.dmp

Filesize
2.0MB

Download
memory/3996-10-0x00000000748F0000-0x0000000074A6B000-memory.dmp

Filesize
1.5MB

Download
memory/3996-9-0x0000000074903000-0x0000000074905000-memory.dmp

Filesize
8KB

Download
memory/4448-33-0x0000000074B70000-0x0000000075320000-memory.dmp

Filesize
7.7MB

Download
memory/4448-21-0x0000000073390000-0x00000000745E4000-memory.dmp

Filesize
18.3MB

Download
memory/4448-25-0x00000000005E0000-0x00000000005F6000-memory.dmp

Filesize
88KB

Download
memory/4448-26-0x0000000074B70000-0x0000000075320000-memory.dmp

Filesize
7.7MB

Download
memory/4448-29-0x0000000005870000-0x000000000590C000-memory.dmp

Filesize
624KB

Download
memory/4448-30-0x0000000005EC0000-0x0000000006464000-memory.dmp

Filesize
5.6MB

Download
memory/4448-31-0x0000000005980000-0x00000000059E6000-memory.dmp

Filesize
408KB

Download
memory/4448-32-0x0000000074B7E000-0x0000000074B7F000-memory.dmp

Filesize
4KB

Download
memory/4448-24-0x0000000074B7E000-0x0000000074B7F000-memory.dmp

Filesize
4KB

Download