asyncrat | f3d521098185c54b646d2d29791815e37ed5bfed1a8b7d2c6d086adc32158d27

Analysis

max time kernel
150s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
10/01/2025, 22:13

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General

Target

AsyncClient.exe
Size

45KB
MD5

f80ed3ad1b4b32e285726e38f7c739eb
SHA1

3390d8463589e55e82692ebf93e1e92233c7ef4e
SHA256

f3d521098185c54b646d2d29791815e37ed5bfed1a8b7d2c6d086adc32158d27
SHA512

eaff09df3cccc5191e11e0d54372ce38d52b4c88fc52ea3627843d0d3c255308a19d7fae52d77a4eaa8f30896bda9d75d4cdeaebe99928ddf26503535f39af0c
SSDEEP

768:jui3NTdFHLBWUZiGrmo2qrrKjGKG6PIyzjbFgX3iH1apwokPe0NHGVBDZjx:jui3NTdBR2mKYDy3bCXSHYpwoiekHG7X

Score

10^/10

asyncrat default discovery rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

Default

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808

127.0.0.1:21180

147.185.221.24:6606

147.185.221.24:7707

147.185.221.24:8808

147.185.221.24:21180

Mutex

AsyncMutex_6SI8OkPnk

Attributes

delay
3
install
false
install_file
mostafa.exe
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

System Location Discovery: System Language Discovery 1 TTPs 1 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	AsyncClient.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	728	AsyncClient.exe

C:\Users\Admin\AppData\Local\Temp\AsyncClient.exe
"C:\Users\Admin\AppData\Local\Temp\AsyncClient.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:728

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/728-0-0x0000000074AAE000-0x0000000074AAF000-memory.dmp

Filesize
4KB

Download
memory/728-1-0x0000000000930000-0x0000000000942000-memory.dmp

Filesize
72KB

Download
memory/728-2-0x0000000074AA0000-0x0000000075251000-memory.dmp

Filesize
7.7MB

Download
memory/728-3-0x0000000074AAE000-0x0000000074AAF000-memory.dmp

Filesize
4KB

Download
memory/728-4-0x0000000074AA0000-0x0000000075251000-memory.dmp

Filesize
7.7MB

Download