General
- Target mbroverwriter.exe
- Size 8.8MB
- Sample260723-cjd1yacp91
- SHA256 1cdbb6b8ac406292862bf3d3c8c250b96b549496ef5cdbb9c4ae2eeb71ba225b
- MD5 4ce0d7bf9a69dd44d15712c72a6ce6e6
- SHA1 49a8f0add1088f71a85fbb5ef703edc5da95fac3
- SHA512 dba84f7729f8e9d3c34e507c4b4a78879c44efed41bd812d1760913d0d558a7d337f926913ee78e28db49b08e657ae06d6b35ab7e32fd89cbaaf327dfb88cbfb
- SSDEEP 196608:k7nhcd3wLOXEpXnH2ph1iut1/1QpL0uQg+JV1tK7voKgpVFSZ:6hAEOXEAphVtrQSg+L7K7vFgtS
- TLSH T1E696336C739418FAF8F3843D9E91E561E371B8512B52D2EB03F04D1A1E376E44E78AA1
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Behavioral task
behavioral1
Sample
mbroverwriter.exe
Resource
win11ltsc2024-20260709-en
4 signatures
150 seconds
Malware Config
Targets
-
- Target mbroverwriter.exe
- Size 8.8MB
- SHA256 1cdbb6b8ac406292862bf3d3c8c250b96b549496ef5cdbb9c4ae2eeb71ba225b
- MD5 4ce0d7bf9a69dd44d15712c72a6ce6e6
- SHA1 49a8f0add1088f71a85fbb5ef703edc5da95fac3
- SHA512 dba84f7729f8e9d3c34e507c4b4a78879c44efed41bd812d1760913d0d558a7d337f926913ee78e28db49b08e657ae06d6b35ab7e32fd89cbaaf327dfb88cbfb
- SSDEEP 196608:k7nhcd3wLOXEpXnH2ph1iut1/1QpL0uQg+JV1tK7voKgpVFSZ:6hAEOXEAphVtrQSg+L7K7vFgtS
- TLSH T1E696336C739418FAF8F3843D9E91E561E371B8512B52D2EB03F04D1A1E376E44E78AA1
- MD5 SHA1 SHA512 SSDEEP TLSH
Score7/10-
Loads dropped DLL
-
Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.