Analysis
- max time kernel
1s - max time network
3s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system - submitted
30/06/2024, 06:22
Behavioral task
behavioral1
Sample
bcf9d9afcd4a13f49a3df860666e076cd87f88a47b2c97bd8d60c3719335ced6.exe
Resource
win7-20240221-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
bcf9d9afcd4a13f49a3df860666e076cd87f88a47b2c97bd8d60c3719335ced6.exe
Resource
win10v2004-20240508-en
5 signatures
150 seconds
Errors
Reason
Machine shutdown
General
- Target bcf9d9afcd4a13f49a3df860666e076cd87f88a47b2c97bd8d60c3719335ced6.exe
- Size 5.8MB
- Sample240630-g5bvxsvakb
- SHA256 bcf9d9afcd4a13f49a3df860666e076cd87f88a47b2c97bd8d60c3719335ced6
- MD5 93abf6b6c90f0d5a5b5211fb67dadc74
- SHA1 79c7e8f806f51e149634a238a3e4e28067bb7bd0
- SHA512 a06698d20011c19d10ad0db0e6486cd5ea2e5d653051275193d2f3008d21e9e52f4688edcd07501e84f77189cf941f066032f22f6a54afe85516ca2098242f23
- SSDEEP 98304:Cze2df9cx1hD/JNmlovT2clFC6sJPrWvOgLwCB6c3kESDP5Ue/aSCtSQTWY:qreDh0ovT2clFCtlSPkEFhL
- MD5 SHA1 SHA512 SSDEEP
Score
7/10
Malware Config
Signatures
-
resource yara_rule behavioral2/memory/1456-8-0x0000000000400000-0x0000000000E3C000-memory.dmp vmprotect behavioral2/memory/1456-11-0x0000000000400000-0x0000000000E3C000-memory.dmp vmprotect behavioral2/memory/1456-12-0x0000000000400000-0x0000000000E3C000-memory.dmp vmprotect - Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\physicaldrive0 bcf9d9afcd4a13f49a3df860666e076cd87f88a47b2c97bd8d60c3719335ced6.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1456 bcf9d9afcd4a13f49a3df860666e076cd87f88a47b2c97bd8d60c3719335ced6.exe 1456 bcf9d9afcd4a13f49a3df860666e076cd87f88a47b2c97bd8d60c3719335ced6.exe 1456 bcf9d9afcd4a13f49a3df860666e076cd87f88a47b2c97bd8d60c3719335ced6.exe 1456 bcf9d9afcd4a13f49a3df860666e076cd87f88a47b2c97bd8d60c3719335ced6.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeShutdownPrivilege 1456 bcf9d9afcd4a13f49a3df860666e076cd87f88a47b2c97bd8d60c3719335ced6.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1456 bcf9d9afcd4a13f49a3df860666e076cd87f88a47b2c97bd8d60c3719335ced6.exe 1456 bcf9d9afcd4a13f49a3df860666e076cd87f88a47b2c97bd8d60c3719335ced6.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\bcf9d9afcd4a13f49a3df860666e076cd87f88a47b2c97bd8d60c3719335ced6.exe"C:\Users\Admin\AppData\Local\Temp\bcf9d9afcd4a13f49a3df860666e076cd87f88a47b2c97bd8d60c3719335ced6.exe"1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1456