asyncrat | 92f4314132ce1800a4e31453ec58531abe782012c0dc46ef6b1a4454667cd4b2

Analysis

max time kernel
148s
max time network
153s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
21-11-2024 06:57

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General

Target

OFICIO NOTIFICACIÓN ELECTRÓNICA CENDO RAMA JUDICIAL DEL PODER PÚBLICO ESM CONFIRMAR RECIBIDO/0003.exe
Size

1.2MB
MD5

f778e9136ab0db9de9802a7043de50a7
SHA1

850dca074534a14fdb9ada6afaceea88558764e0
SHA256

90803a583e9f693de5e7b8a196832436f6f648b27fb82e55904c256f30cc8b3a
SHA512

cd6c5c3537f05ad5826d503e38b8e6ef2eaf668616bec15ba51ad3d81e0337a72779d7ca6af9e8ebee12d713891b30c0b73bf34718552bc9f4e7d8909b998156
SSDEEP

24576:+heavSigvk0vhkzswHD4/V3OQdnYKYc4wXUyuy1:qP710vezrj4dJYFYUyuy1

Score

10^/10

asyncrat 30 wins discovery rat

Malware Config

Extracted

Family

asyncrat

Version

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

Botnet

30 WINS

3010wins.duckdns.org:9003

Mutex

AsyncMutex_6SI8OkPnk

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:

0003.execmd.exe

description pid process target process

PID 1084 set thread context of 2388 1084 0003.exe cmd.exe
PID 2388 set thread context of 2168 2388 cmd.exe MSBuild.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	pid	process	target process
PID 1084 set thread context of 2388	1084	0003.exe	cmd.exe
PID 2388 set thread context of 2168	2388	cmd.exe	MSBuild.exe

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:

0003.execmd.exeMSBuild.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0003.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:

0003.execmd.exe

pid process

1084 0003.exe
1084 0003.exe
2388 cmd.exe
2388 cmd.exe
Suspicious behavior: MapViewOfSection 3 IoCs

Processes:

0003.execmd.exe

pid process

1084 0003.exe
2388 cmd.exe
2388 cmd.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 2168 MSBuild.exe

pid	process
1084	0003.exe
1084	0003.exe
2388	cmd.exe
2388	cmd.exe

pid	process
1084	0003.exe
2388	cmd.exe
2388	cmd.exe

description	pid	process
Token: SeDebugPrivilege	2168	MSBuild.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

0003.execmd.exe

description	pid	process	target process
PID 1084 wrote to memory of 2388	1084	0003.exe	cmd.exe
PID 1084 wrote to memory of 2388	1084	0003.exe	cmd.exe
PID 1084 wrote to memory of 2388	1084	0003.exe	cmd.exe
PID 1084 wrote to memory of 2388	1084	0003.exe	cmd.exe
PID 1084 wrote to memory of 2388	1084	0003.exe	cmd.exe
PID 2388 wrote to memory of 2168	2388	cmd.exe	MSBuild.exe
PID 2388 wrote to memory of 2168	2388	cmd.exe	MSBuild.exe
PID 2388 wrote to memory of 2168	2388	cmd.exe	MSBuild.exe
PID 2388 wrote to memory of 2168	2388	cmd.exe	MSBuild.exe
PID 2388 wrote to memory of 2168	2388	cmd.exe	MSBuild.exe
PID 2388 wrote to memory of 2168	2388	cmd.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\OFICIO NOTIFICACIÓN ELECTRÓNICA CENDO RAMA JUDICIAL DEL PODER PÚBLICO ESM CONFIRMAR RECIBIDO\0003.exe
"C:\Users\Admin\AppData\Local\Temp\OFICIO NOTIFICACIÓN ELECTRÓNICA CENDO RAMA JUDICIAL DEL PODER PÚBLICO ESM CONFIRMAR RECIBIDO\0003.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1084
- 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:2388
- - 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:2168

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\28623227

Filesize
777KB

MD5
dad17cf6b6f8b03512d377584b3b52ec

SHA1
7fc2a11a3f98b6723cffa9a86d91808bbaa1a90d

SHA256
b12645dab182c880803985668548f39fc5da0f721ab4b7fd9ab0e09ecdc1c2bd

SHA512
41533119c83df760b49e6d8c6efbce721de9fa8b0c58c1604f75d1e9687bdf9bdabe5009b149406fcedcaa7e9f91418b329c46b10f3db0958a4be90cd2609f91

Download Submit
memory/1084-10-0x0000000074840000-0x00000000749B4000-memory.dmp

Filesize
1.5MB

Download
memory/1084-0-0x0000000074840000-0x00000000749B4000-memory.dmp

Filesize
1.5MB

Download
memory/1084-11-0x0000000074840000-0x00000000749B4000-memory.dmp

Filesize
1.5MB

Download
memory/1084-9-0x0000000074853000-0x0000000074855000-memory.dmp

Filesize
8KB

Download
memory/1084-1-0x00000000772E0000-0x0000000077489000-memory.dmp

Filesize
1.7MB

Download
memory/2168-66-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2168-68-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2168-64-0x0000000072860000-0x00000000738C2000-memory.dmp

Filesize
16.4MB

Download
memory/2168-67-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2388-13-0x0000000074840000-0x00000000749B4000-memory.dmp

Filesize
1.5MB

Download
memory/2388-65-0x0000000074840000-0x00000000749B4000-memory.dmp

Filesize
1.5MB

Download
memory/2388-61-0x0000000074840000-0x00000000749B4000-memory.dmp

Filesize
1.5MB

Download
memory/2388-62-0x0000000074840000-0x00000000749B4000-memory.dmp

Filesize
1.5MB

Download
memory/2388-15-0x00000000772E0000-0x0000000077489000-memory.dmp

Filesize
1.7MB

Download