asyncrat | 54fa094a6547c58061dbc1431511fd252d1584d642dd880b44dd96d5c670f2db

Analysis

max time kernel
121s
max time network
182s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-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 1528 set thread context of 2564	1528	1 DEMANDA LABORAL.exe	cmd.exe
PID 2564 set thread context of 2860	2564	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

1528 1 DEMANDA LABORAL.exe
1528 1 DEMANDA LABORAL.exe
2564 cmd.exe
2564 cmd.exe
Suspicious behavior: MapViewOfSection 3 IoCs

Processes:

1 DEMANDA LABORAL.execmd.exe

pid process

1528 1 DEMANDA LABORAL.exe
2564 cmd.exe
2564 cmd.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 2860 MSBuild.exe

pid	process
1528	1 DEMANDA LABORAL.exe
1528	1 DEMANDA LABORAL.exe
2564	cmd.exe
2564	cmd.exe

pid	process
1528	1 DEMANDA LABORAL.exe
2564	cmd.exe
2564	cmd.exe

description	pid	process
Token: SeDebugPrivilege	2860	MSBuild.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

1 DEMANDA LABORAL.execmd.exe

description	pid	process	target process
PID 1528 wrote to memory of 2564	1528	1 DEMANDA LABORAL.exe	cmd.exe
PID 1528 wrote to memory of 2564	1528	1 DEMANDA LABORAL.exe	cmd.exe
PID 1528 wrote to memory of 2564	1528	1 DEMANDA LABORAL.exe	cmd.exe
PID 1528 wrote to memory of 2564	1528	1 DEMANDA LABORAL.exe	cmd.exe
PID 1528 wrote to memory of 2564	1528	1 DEMANDA LABORAL.exe	cmd.exe
PID 2564 wrote to memory of 2860	2564	cmd.exe	MSBuild.exe
PID 2564 wrote to memory of 2860	2564	cmd.exe	MSBuild.exe
PID 2564 wrote to memory of 2860	2564	cmd.exe	MSBuild.exe
PID 2564 wrote to memory of 2860	2564	cmd.exe	MSBuild.exe
PID 2564 wrote to memory of 2860	2564	cmd.exe	MSBuild.exe
PID 2564 wrote to memory of 2860	2564	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:1528
- 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:2564
- - 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:2860

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\4ffa2329

Filesize
777KB

MD5
1041f47fbaa121c312aff664a9915ae4

SHA1
1ef8949149f1ec828093940d066b58239e8a57ce

SHA256
504f8a82a2cac255f34658eb27a9ff726b85fdbfbb73f67e54f721e59f7fba44

SHA512
b079630e28ba0b7b37a8220f33281b815512147a36c2c83239003ad41b1de9c8ae07f3f01b50b52c9e5643fa31f8aa03623f1f01930fd52557f0e5696ee8c1cd

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab1D52.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
memory/1528-0-0x00000000742D0000-0x0000000074444000-memory.dmp

Filesize
1.5MB

Download
memory/1528-1-0x0000000076D70000-0x0000000076F19000-memory.dmp

Filesize
1.7MB

Download
memory/1528-9-0x00000000742E3000-0x00000000742E5000-memory.dmp

Filesize
8KB

Download
memory/1528-10-0x00000000742D0000-0x0000000074444000-memory.dmp

Filesize
1.5MB

Download
memory/1528-11-0x00000000742D0000-0x0000000074444000-memory.dmp

Filesize
1.5MB

Download
memory/2564-60-0x00000000742D0000-0x0000000074444000-memory.dmp

Filesize
1.5MB

Download
memory/2564-15-0x0000000076D70000-0x0000000076F19000-memory.dmp

Filesize
1.7MB

Download
memory/2564-61-0x00000000742D0000-0x0000000074444000-memory.dmp

Filesize
1.5MB

Download
memory/2564-64-0x00000000742D0000-0x0000000074444000-memory.dmp

Filesize
1.5MB

Download
memory/2564-13-0x00000000742D0000-0x0000000074444000-memory.dmp

Filesize
1.5MB

Download
memory/2860-66-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2860-65-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2860-63-0x00000000723A0000-0x0000000073402000-memory.dmp

Filesize
16.4MB

Download
memory/2860-67-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download