Analysis
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max time kernel
138s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
05-12-2023 16:45
Static task
static1
Behavioral task
behavioral1
Sample
GH0987654560087.bat.exe
Resource
win7-20231201-en
Behavioral task
behavioral2
Sample
GH0987654560087.bat.exe
Resource
win10v2004-20231127-en
General
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Target
GH0987654560087.bat.exe
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Size
1.3MB
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MD5
f0b143f0d8012b2acb59e94544ee8a95
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SHA1
215cd6adf283a17bf4c717e27842bc1e9bfb2058
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SHA256
1f0a225b3b04a26d777a315cb1cacde6d5b0d7fc9e182a96ef035b41adada2de
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SHA512
64b5dd4b4f14c090a06cbfa3dc69028efdc9c2c973afe7b3449eb4211611d8f373124eef14553548dd0cfc18b057d9518000ea6a8082fe1987c05b89f9a9dfa1
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SSDEEP
24576:HYc6g/pOKKeFZYokY8+VnPZhNsqWOgjcjqQvWV:HrZYokYNnFsfxjcjqbV
Malware Config
Signatures
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Drops startup file 2 IoCs
Processes:
Powershell.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe Powershell.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe Powershell.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
Powershell.exepid process 4848 Powershell.exe 4848 Powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Powershell.exedescription pid process Token: SeDebugPrivilege 4848 Powershell.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
GH0987654560087.bat.exedescription pid process target process PID 2812 wrote to memory of 4848 2812 GH0987654560087.bat.exe Powershell.exe PID 2812 wrote to memory of 4848 2812 GH0987654560087.bat.exe Powershell.exe PID 2812 wrote to memory of 4848 2812 GH0987654560087.bat.exe Powershell.exe PID 2812 wrote to memory of 3368 2812 GH0987654560087.bat.exe RegAsm.exe PID 2812 wrote to memory of 3368 2812 GH0987654560087.bat.exe RegAsm.exe PID 2812 wrote to memory of 3368 2812 GH0987654560087.bat.exe RegAsm.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\GH0987654560087.bat.exe"C:\Users\Admin\AppData\Local\Temp\GH0987654560087.bat.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe"Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\GH0987654560087.bat.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe'2⤵
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe2⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_cjsigsrp.zcv.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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memory/2812-27-0x0000000074EC0000-0x0000000075670000-memory.dmpFilesize
7.7MB
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memory/2812-3-0x0000000004CC0000-0x0000000004CD0000-memory.dmpFilesize
64KB
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memory/2812-2-0x0000000004CD0000-0x0000000004D7E000-memory.dmpFilesize
696KB
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memory/2812-4-0x0000000005330000-0x00000000058D4000-memory.dmpFilesize
5.6MB
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memory/2812-5-0x0000000004E20000-0x0000000004EB2000-memory.dmpFilesize
584KB
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memory/2812-6-0x0000000004F60000-0x0000000004FFC000-memory.dmpFilesize
624KB
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memory/2812-0-0x00000000001B0000-0x00000000002FA000-memory.dmpFilesize
1.3MB
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memory/2812-24-0x0000000004DA0000-0x0000000004DAA000-memory.dmpFilesize
40KB
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memory/2812-1-0x0000000074EC0000-0x0000000075670000-memory.dmpFilesize
7.7MB
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memory/4848-31-0x0000000006610000-0x000000000662A000-memory.dmpFilesize
104KB
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memory/4848-25-0x0000000005C90000-0x0000000005FE4000-memory.dmpFilesize
3.3MB
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memory/4848-11-0x0000000004DD0000-0x0000000004DE0000-memory.dmpFilesize
64KB
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memory/4848-19-0x0000000005B20000-0x0000000005B86000-memory.dmpFilesize
408KB
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memory/4848-18-0x0000000005A40000-0x0000000005AA6000-memory.dmpFilesize
408KB
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memory/4848-10-0x0000000005410000-0x0000000005A38000-memory.dmpFilesize
6.2MB
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memory/4848-8-0x0000000074EC0000-0x0000000075670000-memory.dmpFilesize
7.7MB
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memory/4848-36-0x0000000074EC0000-0x0000000075670000-memory.dmpFilesize
7.7MB
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memory/4848-7-0x0000000002800000-0x0000000002836000-memory.dmpFilesize
216KB
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memory/4848-28-0x0000000006130000-0x000000000614E000-memory.dmpFilesize
120KB
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memory/4848-29-0x0000000006170000-0x00000000061BC000-memory.dmpFilesize
304KB
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memory/4848-30-0x0000000007110000-0x00000000071A6000-memory.dmpFilesize
600KB
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memory/4848-12-0x0000000005350000-0x0000000005372000-memory.dmpFilesize
136KB
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memory/4848-32-0x0000000006660000-0x0000000006682000-memory.dmpFilesize
136KB
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memory/4848-9-0x0000000004DD0000-0x0000000004DE0000-memory.dmpFilesize
64KB