asyncrat | 248cea4d239e6f36af672ced25e973dfceed1f14ab4c01512304af4b30493654

Analysis

max time kernel
144s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231130-en
resource tags

arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
submitted
05-12-2023 17:55

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General

Target

stodio.ps1
Size

310KB
MD5

c93f2c6a2d7b7d714dafbe4033ba4dae
SHA1

7514e448bee6b3b4713624aed026eaab6d6824b0
SHA256

4a1d4326c45e7b93433aa2c29d3f892a80b80daa1a4338563ac25948daf14a5a
SHA512

173f180380c8120698cb695c21ef8b6589a29c73b899d1c0f8a5de5cc5d271ea23f41d09f920252a6ee889fe047e08d1d68600b204a8c128aa167fa01ec08cc6
SSDEEP

3072:L/GY5RnWnB2PhGx2WyA+P00/QkkilGeANm7LEFkMW8G:bGr2PhGx2WyA+P00/QkkilGw3ykMW8G

Score

10^/10

asyncrat zgrat default rat

Malware Config

Extracted

Family

asyncrat

Version

| Edit 3LOSH RAT

Botnet

Default

milan.giize.com:6606

milan.giize.com:7707

milan.giize.com:8808

Mutex

AsyncMutex_alocvfxxsh

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

Detect ZGRat V1 1 IoCs

Processes:

resource	yara_rule
behavioral4/memory/1896-13-0x000001E388F80000-0x000001E388F9E000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat

Async RAT payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral4/memory/3244-16-0x0000000000400000-0x0000000000416000-memory.dmp	asyncrat

Suspicious use of SetThreadContext 1 IoCs

Processes:

powershell.exe

description pid process target process

PID 1896 set thread context of 3244 1896 powershell.exe aspnet_compiler.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

powershell.exeaspnet_compiler.exe

pid process

1896 powershell.exe
1896 powershell.exe
3244 aspnet_compiler.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exeaspnet_compiler.exe

description pid process

Token: SeDebugPrivilege 1896 powershell.exe
Token: SeDebugPrivilege 3244 aspnet_compiler.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

aspnet_compiler.exe

pid process

3244 aspnet_compiler.exe

description	pid	process	target process
PID 1896 set thread context of 3244	1896	powershell.exe	aspnet_compiler.exe

pid	process
1896	powershell.exe
1896	powershell.exe
3244	aspnet_compiler.exe

description	pid	process
Token: SeDebugPrivilege	1896	powershell.exe
Token: SeDebugPrivilege	3244	aspnet_compiler.exe

pid	process
3244	aspnet_compiler.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

powershell.exe

description	pid	process	target process
PID 1896 wrote to memory of 3244	1896	powershell.exe	aspnet_compiler.exe
PID 1896 wrote to memory of 3244	1896	powershell.exe	aspnet_compiler.exe
PID 1896 wrote to memory of 3244	1896	powershell.exe	aspnet_compiler.exe
PID 1896 wrote to memory of 3244	1896	powershell.exe	aspnet_compiler.exe
PID 1896 wrote to memory of 3244	1896	powershell.exe	aspnet_compiler.exe
PID 1896 wrote to memory of 3244	1896	powershell.exe	aspnet_compiler.exe
PID 1896 wrote to memory of 3244	1896	powershell.exe	aspnet_compiler.exe
PID 1896 wrote to memory of 3244	1896	powershell.exe	aspnet_compiler.exe

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\stodio.ps1
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1896

C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3244

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fm3m4mmn.esq.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1896-19-0x00007FFDAECE0000-0x00007FFDAF7A1000-memory.dmp

Filesize
10.8MB

Download
memory/1896-10-0x00007FFDAECE0000-0x00007FFDAF7A1000-memory.dmp

Filesize
10.8MB

Download
memory/1896-11-0x000001E3A1570000-0x000001E3A1580000-memory.dmp

Filesize
64KB

Download
memory/1896-12-0x000001E3A1570000-0x000001E3A1580000-memory.dmp

Filesize
64KB

Download
memory/1896-13-0x000001E388F80000-0x000001E388F9E000-memory.dmp

Filesize
120KB

Download
memory/1896-14-0x000001E3A1570000-0x000001E3A1580000-memory.dmp

Filesize
64KB

Download
memory/1896-15-0x000001E3A1570000-0x000001E3A1580000-memory.dmp

Filesize
64KB

Download
memory/1896-0-0x000001E388EF0000-0x000001E388F12000-memory.dmp

Filesize
136KB

Download
memory/3244-16-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3244-20-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download
memory/3244-21-0x0000000004D60000-0x0000000004D70000-memory.dmp

Filesize
64KB

Download
memory/3244-22-0x0000000005520000-0x0000000005AC4000-memory.dmp

Filesize
5.6MB

Download
memory/3244-23-0x0000000005110000-0x00000000051A2000-memory.dmp

Filesize
584KB

Download
memory/3244-24-0x00000000050E0000-0x00000000050EA000-memory.dmp

Filesize
40KB

Download
memory/3244-25-0x0000000074600000-0x0000000074DB0000-memory.dmp

Filesize
7.7MB

Download
memory/3244-26-0x0000000004D60000-0x0000000004D70000-memory.dmp

Filesize
64KB

Download