Resubmissions

28/09/2026, 14:30

260928-rt99fswenf10

28/09/2026, 14:29

260928-rt355swena10

15/09/2026, 11:23

260915-nhgk8atzdx10

01/09/2026, 12:16

260901-pfxp4adk8110

General

  • Target
    MEMZ.exe
  • Size 16KB
  • Sample260928-rt355swena
  • SHA256 3872c12d31fc9825e8661ac01ecee2572460677afbc7093f920a8436a42e28ff
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10

Malware Config

Signatures

  • Family: KillMBR

    KillMBR is a trojan that attempts to overwrite the Master Boot Record.

  • Detects KillMBR 1 IoCs
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • MEMZ.exe
    .exe 16KB

MEMZ.exe

  • IMPHASH 2eb516ca11536a75b455bb2361a5a574
  • SHA256 3872c12d31fc9825e8661ac01ecee2572460677afbc7093f920a8436a42e28ff
  • MD5 SHA1 SHA512 SSDEEP TLSH
  • Detects KillMBR

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
1
Major OS version
5
Entry point
4653
Magic Number
267
Subsystem
IMAGE_SUBSYSTEM_WINDOWS_GUI
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE
PDB paths