Analysis

  • max time kernel
    140s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    29/12/2023, 23:27

General

  • Target

    06e6778a2567421ebfbfe0e74510bab8.exe

  • Size

    143KB

  • MD5

    06e6778a2567421ebfbfe0e74510bab8

  • SHA1

    5b8def4e78d5a18a94626e02f4de3b78d550d147

  • SHA256

    7163289819944f0a3a47a1f9b9b01830929402d89dcf64bb442ca5f769f90904

  • SHA512

    0c0773a12e4c20f87728a8d20afb6c8357c5f5f5d1972293c3373a57681c7196f5b9b735802833c7b53feee848c9b693137ef4dc462863bfd1db2d580c8f65c9

  • SSDEEP

    3072:68NHgLaV/AvT6lt1sQ4CDQv6vt/S9kGE7lud2iyI1Zeuu/H0Ygoh:68u2eT21sYDQvCqyGptZ6/HDh

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • 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.

  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\06e6778a2567421ebfbfe0e74510bab8.exe
    "C:\Users\Admin\AppData\Local\Temp\06e6778a2567421ebfbfe0e74510bab8.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Suspicious behavior: LoadsDriver
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2224
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c delplme.bat
      2⤵
      • Deletes itself
      PID:2548
  • C:\Windows\avp.exe
    C:\Windows\avp.exe
    1⤵
    • Executes dropped EXE
    PID:2008

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\delplme.bat

    Filesize

    264B

    MD5

    b3e9aaa01c9dc4401dcfb5cc2c6c9f5f

    SHA1

    8cff0c17f2794428b8e3d8f68761633597207c03

    SHA256

    74e43ac6fafc88f8e7b4aea9afcc86e5c2265e2fe4b1e33faf97e16bffde2ff2

    SHA512

    ce4018c2a6911791e0d5eb2c387ce433c8c5a44d0e8a8714db834b52db7c1b5a2d2ef49f16484de26161f5f1e79fbc4a5af6ab5c554a9903230946904110c989

  • C:\Windows\avp.exe

    Filesize

    22KB

    MD5

    addfcb0cdc0704d0fb25cebf65e405d2

    SHA1

    df1ef696de60ddc00a81a060e55845e786870787

    SHA256

    7340510710f095f05b02fbb5253e023d6a138da6efd6d3cf016f19c278440d44

    SHA512

    13928acc4df43e1ca18106acc16e32a06bfc51e4ca67f9da656432ead266636e3aaac98e4778d8d9d5af9aedca50b43f9b8e6fe20022e023d64b0860b66aae54

  • \Windows\SysWOW64\od3mdi.dll

    Filesize

    245KB

    MD5

    29dba25d4a03a0b6abdd6a4f8c94a844

    SHA1

    307d068001e969ae8cd787e8ff9f0767fde069a1

    SHA256

    c4cae2a11d718bcbe8479b34cdd02d6d2176498e41816eccf7b4f2c118995626

    SHA512

    95bf7fdf589aead88f67bf64d1720c6b4f4e7492030599461492d22e3c3ef7a9e6f9d922d784f3c6742f6809e46c82deab4053281f0374d741d54b10613ab363

  • memory/2008-19-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2008-21-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2008-30-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2008-17-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2008-18-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2008-29-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2008-20-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2008-28-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2008-22-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2008-24-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2008-25-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2008-26-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2008-27-0x0000000000400000-0x000000000040D000-memory.dmp

    Filesize

    52KB

  • memory/2224-4-0x0000000000290000-0x00000000002DA000-memory.dmp

    Filesize

    296KB

  • memory/2224-0-0x0000000000400000-0x0000000000457200-memory.dmp

    Filesize

    348KB

  • memory/2224-16-0x0000000000400000-0x0000000000457200-memory.dmp

    Filesize

    348KB