asyncrat | 7b31b09ecf6f73c6d5df198c65737aa36d60b5e32344f5f56e7581e30ec6bd0f

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 19:46

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

protonyteAntiVirusSetup.exe
Size

45KB
MD5

80a9b20df437d237c06a690f91e9b165
SHA1

71b4134101570f2a7cd819466a9e02280861b304
SHA256

7b31b09ecf6f73c6d5df198c65737aa36d60b5e32344f5f56e7581e30ec6bd0f
SHA512

a59f669a6dea3f5710b04156fcc8981cf64eba66d744a22aef0195f22c87a326703a701c115b7e5b211dac8d77aa268f4d53b222b204b3310b848fe343d79381
SSDEEP

768:tu4w9Txk8VDWUPJXqxmo2qbFuJDd9FWMNOPI7zjbOgX5iUl1HxYwKOW3BDZHx:tu4w9TxTxW2vpdrT373bxXIWxOwKOWxD

Score

10^/10

asyncrat default rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808

127.0.0.1:4444

192.168.0.76:6606

192.168.0.76:7707

192.168.0.76:8808

192.168.0.76:4444

Mutex

YNGv5uoT0xzv

Attributes

delay
6
install
true
install_file
ProtonyteAntiVirusSetup.exe
install_folder
%Temp%

aes.plain

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

protonyteAntiVirusSetup.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Control Panel\International\Geo\Nation	protonyteAntiVirusSetup.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

1840 schtasks.exe

pid	process
1840	schtasks.exe

Suspicious behavior: EnumeratesProcesses 21 IoCs

Processes:

protonyteAntiVirusSetup.exe

pid	process
1316	protonyteAntiVirusSetup.exe
1316	protonyteAntiVirusSetup.exe
1316	protonyteAntiVirusSetup.exe
1316	protonyteAntiVirusSetup.exe
1316	protonyteAntiVirusSetup.exe
1316	protonyteAntiVirusSetup.exe
1316	protonyteAntiVirusSetup.exe
1316	protonyteAntiVirusSetup.exe
1316	protonyteAntiVirusSetup.exe
1316	protonyteAntiVirusSetup.exe
1316	protonyteAntiVirusSetup.exe
1316	protonyteAntiVirusSetup.exe
1316	protonyteAntiVirusSetup.exe
1316	protonyteAntiVirusSetup.exe
1316	protonyteAntiVirusSetup.exe
1316	protonyteAntiVirusSetup.exe
1316	protonyteAntiVirusSetup.exe
1316	protonyteAntiVirusSetup.exe
1316	protonyteAntiVirusSetup.exe
1316	protonyteAntiVirusSetup.exe
1316	protonyteAntiVirusSetup.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

protonyteAntiVirusSetup.exe

description pid process

Token: SeDebugPrivilege 1316 protonyteAntiVirusSetup.exe
Token: SeDebugPrivilege 1316 protonyteAntiVirusSetup.exe

description	pid	process
Token: SeDebugPrivilege	1316	protonyteAntiVirusSetup.exe
Token: SeDebugPrivilege	1316	protonyteAntiVirusSetup.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

protonyteAntiVirusSetup.execmd.exe

description	pid	process	target process
PID 1316 wrote to memory of 5860	1316	protonyteAntiVirusSetup.exe	cmd.exe
PID 1316 wrote to memory of 5860	1316	protonyteAntiVirusSetup.exe	cmd.exe
PID 1316 wrote to memory of 5860	1316	protonyteAntiVirusSetup.exe	cmd.exe
PID 5860 wrote to memory of 1840	5860	cmd.exe	schtasks.exe
PID 5860 wrote to memory of 1840	5860	cmd.exe	schtasks.exe
PID 5860 wrote to memory of 1840	5860	cmd.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\protonyteAntiVirusSetup.exe
"C:\Users\Admin\AppData\Local\Temp\protonyteAntiVirusSetup.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1316
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "ProtonyteAntiVirusSetup" /tr '"C:\Users\Admin\AppData\Local\Temp\ProtonyteAntiVirusSetup.exe"' & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5860
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "ProtonyteAntiVirusSetup" /tr '"C:\Users\Admin\AppData\Local\Temp\ProtonyteAntiVirusSetup.exe"'
    3⤵
    - Creates scheduled task(s)
    PID:1840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1316-0-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

Filesize
4KB

Download
memory/1316-1-0x0000000000D20000-0x0000000000D32000-memory.dmp

Filesize
72KB

Download
memory/1316-2-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download
memory/1316-3-0x0000000005680000-0x00000000056E6000-memory.dmp

Filesize
408KB

Download
memory/1316-4-0x0000000005B40000-0x0000000005BDC000-memory.dmp

Filesize
624KB

Download
memory/1316-5-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

Filesize
4KB

Download
memory/1316-6-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download