asyncrat | a8103506fb53c3f176a7e26d3404398655c258c154eb82cb60b8729984ba846a

General

Target

- DEMANDA LABORAL_PROCESO JUDICIAL-RDO 2003250-00214/1DEMANDA LABORAL.exe
Size

275KB
MD5

b2d4b1d83945b5787d49a86c4f394e0c
SHA1

334a5c434e5d5d0649f8224e449ca9aaf9ba6816
SHA256

038d7b257b98421ad371189cf51d67f32ddad2de687c443a59ea74e4027bbf04
SHA512

4e92c367991a30d81a718ef26e8e61d24a84d2b54b5d9c6555f319b186ed5bc29d03fb10929bdae4d37c4fe92b3c0be63ee1ed4b287df74af7644e65053222d5
SSDEEP

6144:fONaSHaPlcCgYH9oYAd6q2vACSHaPlcCgYH9oY8HJF:fe969RTHGkIF69RTH6F

Score

10^/10

asyncrat server discovery rat

Malware Config

Extracted

Family

asyncrat

Version

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

Botnet

SERVER

C2

asyfas.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

description	pid	Process	procid_target
PID 2856 set thread context of 3508	2856	1DEMANDA LABORAL.exe	91
PID 3508 set thread context of 4696	3508	cmd.exe	102

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1DEMANDA LABORAL.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

pid	Process
2856	1DEMANDA LABORAL.exe
2856	1DEMANDA LABORAL.exe
3508	cmd.exe
3508	cmd.exe

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
2856	1DEMANDA LABORAL.exe
3508	cmd.exe
3508	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4696	MSBuild.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 3508	2856	1DEMANDA LABORAL.exe	91
PID 2856 wrote to memory of 3508	2856	1DEMANDA LABORAL.exe	91
PID 2856 wrote to memory of 3508	2856	1DEMANDA LABORAL.exe	91
PID 2856 wrote to memory of 3508	2856	1DEMANDA LABORAL.exe	91
PID 3508 wrote to memory of 4696	3508	cmd.exe	102
PID 3508 wrote to memory of 4696	3508	cmd.exe	102
PID 3508 wrote to memory of 4696	3508	cmd.exe	102
PID 3508 wrote to memory of 4696	3508	cmd.exe	102
PID 3508 wrote to memory of 4696	3508	cmd.exe	102

C:\Users\Admin\AppData\Local\Temp\- DEMANDA LABORAL_PROCESO JUDICIAL-RDO 2003250-00214\1DEMANDA LABORAL.exe
"C:\Users\Admin\AppData\Local\Temp\- DEMANDA LABORAL_PROCESO JUDICIAL-RDO 2003250-00214\1DEMANDA LABORAL.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2856
- 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:3508
- - 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:4696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\113f9360

Filesize
777KB

MD5
60d15f5715e0685b3dc2ed5432d08947

SHA1
dfbf641d1e86b4c83382270009cd80b8b871296c

SHA256
1c4da4bb097ec06daaa2753d05dc871af32b98adc56488a2f7a324ad4c6a573f

SHA512
d6d8ad29fda9030a141aa9f129459ba7080f670aca67299eb7cefc7293d2131bf2f21a99dd222369abd7312ad321417044438431c3a0427aeeca0219c71d3dee

Download Submit
memory/2856-1-0x00007FFD5FBF0000-0x00007FFD5FDE5000-memory.dmp

Filesize
2.0MB

Download
memory/2856-7-0x0000000074C13000-0x0000000074C15000-memory.dmp

Filesize
8KB

Download
memory/2856-8-0x0000000074C00000-0x0000000074D7B000-memory.dmp

Filesize
1.5MB

Download
memory/2856-9-0x0000000074C00000-0x0000000074D7B000-memory.dmp

Filesize
1.5MB

Download
memory/2856-0-0x0000000074C00000-0x0000000074D7B000-memory.dmp

Filesize
1.5MB

Download
memory/3508-19-0x0000000074C00000-0x0000000074D7B000-memory.dmp

Filesize
1.5MB

Download
memory/3508-13-0x00007FFD5FBF0000-0x00007FFD5FDE5000-memory.dmp

Filesize
2.0MB

Download
memory/3508-17-0x0000000074C00000-0x0000000074D7B000-memory.dmp

Filesize
1.5MB

Download
memory/3508-16-0x0000000074C00000-0x0000000074D7B000-memory.dmp

Filesize
1.5MB

Download
memory/3508-11-0x0000000074C00000-0x0000000074D7B000-memory.dmp

Filesize
1.5MB

Download
memory/4696-24-0x0000000000360000-0x0000000000376000-memory.dmp

Filesize
88KB

Download
memory/4696-23-0x00000000728EE000-0x00000000728EF000-memory.dmp

Filesize
4KB

Download
memory/4696-20-0x0000000073090000-0x00000000742E4000-memory.dmp

Filesize
18.3MB

Download
memory/4696-25-0x00000000728E0000-0x0000000073090000-memory.dmp

Filesize
7.7MB

Download
memory/4696-28-0x00000000053F0000-0x000000000548C000-memory.dmp

Filesize
624KB

Download
memory/4696-29-0x0000000005A40000-0x0000000005FE4000-memory.dmp

Filesize
5.6MB

Download
memory/4696-30-0x0000000005500000-0x0000000005566000-memory.dmp

Filesize
408KB

Download
memory/4696-31-0x00000000728EE000-0x00000000728EF000-memory.dmp

Filesize
4KB

Download
memory/4696-32-0x00000000728E0000-0x0000000073090000-memory.dmp

Filesize
7.7MB

Download

Analysis

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