asyncrat | 54fa094a6547c58061dbc1431511fd252d1584d642dd880b44dd96d5c670f2db

Analysis

max time kernel
135s
max time network
181s
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 22:23

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General

Target

-20021254 DEMANDA LABORAL EN CURSO-1002024/1 DEMANDA LABORAL.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
Asyncrat family
asyncrat

Suspicious use of SetThreadContext 2 IoCs

Processes:

1 DEMANDA LABORAL.execmd.exe

description	pid	process	target process
PID 3536 set thread context of 2060	3536	1 DEMANDA LABORAL.exe	cmd.exe
PID 2060 set thread context of 1728	2060	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:

MSBuild.exe1 DEMANDA LABORAL.execmd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1 DEMANDA LABORAL.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

1 DEMANDA LABORAL.execmd.exe

pid process

3536 1 DEMANDA LABORAL.exe
3536 1 DEMANDA LABORAL.exe
2060 cmd.exe
2060 cmd.exe
Suspicious behavior: MapViewOfSection 3 IoCs

Processes:

1 DEMANDA LABORAL.execmd.exe

pid process

3536 1 DEMANDA LABORAL.exe
2060 cmd.exe
2060 cmd.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 1728 MSBuild.exe

pid	process
3536	1 DEMANDA LABORAL.exe
3536	1 DEMANDA LABORAL.exe
2060	cmd.exe
2060	cmd.exe

pid	process
3536	1 DEMANDA LABORAL.exe
2060	cmd.exe
2060	cmd.exe

description	pid	process
Token: SeDebugPrivilege	1728	MSBuild.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

1 DEMANDA LABORAL.execmd.exe

description	pid	process	target process
PID 3536 wrote to memory of 2060	3536	1 DEMANDA LABORAL.exe	cmd.exe
PID 3536 wrote to memory of 2060	3536	1 DEMANDA LABORAL.exe	cmd.exe
PID 3536 wrote to memory of 2060	3536	1 DEMANDA LABORAL.exe	cmd.exe
PID 3536 wrote to memory of 2060	3536	1 DEMANDA LABORAL.exe	cmd.exe
PID 2060 wrote to memory of 1728	2060	cmd.exe	MSBuild.exe
PID 2060 wrote to memory of 1728	2060	cmd.exe	MSBuild.exe
PID 2060 wrote to memory of 1728	2060	cmd.exe	MSBuild.exe
PID 2060 wrote to memory of 1728	2060	cmd.exe	MSBuild.exe
PID 2060 wrote to memory of 1728	2060	cmd.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\-20021254 DEMANDA LABORAL EN CURSO-1002024\1 DEMANDA LABORAL.exe
"C:\Users\Admin\AppData\Local\Temp\-20021254 DEMANDA LABORAL EN CURSO-1002024\1 DEMANDA LABORAL.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3536

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:2060

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:1728

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\55f0ff67

Filesize
777KB

MD5
62b06bb729f144850fc19a79134af489

SHA1
86e1ce24b0ab57040a5dd875110564e87dd0fa84

SHA256
b5befbf37c1ce7782d1d0c1c4d52075b3e39e3c35408a1081641655a09b93791

SHA512
e4ca806c631bd206c7b454346dffeb43b26095e6103d39c30c509b90db5108deb7738cb5fb5fac4cd31ffe0590d5971b27f0cf2a3e2ae2066733c6c725bf4f99

Download Submit
memory/1728-21-0x0000000072ED0000-0x0000000074124000-memory.dmp

Filesize
18.3MB

Download
memory/1728-33-0x0000000072720000-0x0000000072ED0000-memory.dmp

Filesize
7.7MB

Download
memory/1728-32-0x000000007272E000-0x000000007272F000-memory.dmp

Filesize
4KB

Download
memory/1728-31-0x0000000005EF0000-0x0000000005F56000-memory.dmp

Filesize
408KB

Download
memory/1728-30-0x0000000006430000-0x00000000069D4000-memory.dmp

Filesize
5.6MB

Download
memory/1728-29-0x0000000005DE0000-0x0000000005E7C000-memory.dmp

Filesize
624KB

Download
memory/1728-26-0x0000000072720000-0x0000000072ED0000-memory.dmp

Filesize
7.7MB

Download
memory/1728-25-0x0000000000D10000-0x0000000000D26000-memory.dmp

Filesize
88KB

Download
memory/1728-24-0x000000007272E000-0x000000007272F000-memory.dmp

Filesize
4KB

Download
memory/2060-13-0x0000000074430000-0x00000000745AB000-memory.dmp

Filesize
1.5MB

Download
memory/2060-20-0x0000000074430000-0x00000000745AB000-memory.dmp

Filesize
1.5MB

Download
memory/2060-18-0x0000000074430000-0x00000000745AB000-memory.dmp

Filesize
1.5MB

Download
memory/2060-17-0x0000000074430000-0x00000000745AB000-memory.dmp

Filesize
1.5MB

Download
memory/2060-15-0x00007FFD6D7F0000-0x00007FFD6D9E5000-memory.dmp

Filesize
2.0MB

Download
memory/3536-0-0x0000000074430000-0x00000000745AB000-memory.dmp

Filesize
1.5MB

Download
memory/3536-11-0x0000000074430000-0x00000000745AB000-memory.dmp

Filesize
1.5MB

Download
memory/3536-10-0x0000000074430000-0x00000000745AB000-memory.dmp

Filesize
1.5MB

Download
memory/3536-9-0x0000000074443000-0x0000000074445000-memory.dmp

Filesize
8KB

Download
memory/3536-1-0x00007FFD6D7F0000-0x00007FFD6D9E5000-memory.dmp

Filesize
2.0MB

Download