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Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    04/03/2024, 13:46

General

  • Target

    b2478cd5f3aed2b56783ea96127f32ee.exe

  • Size

    413KB

  • MD5

    b2478cd5f3aed2b56783ea96127f32ee

  • SHA1

    15033a7c206df8dd6bd2dd5a25d94a55a1fc746c

  • SHA256

    852ee7dbfabef158cfe8e07c9a04191b7947f31256b25380074b1a6d7ecefe81

  • SHA512

    c6e86f02f9b432181bfdf9888dc251f8f4eae3da0faa38e8c17a9eb5b5ace5d26847bf4b95f087c1741525cec282fa36c986753f32dc657edceeca83b44cfe40

  • SSDEEP

    6144:n7/7Wn2iBqScSkltGne4D64jdMcmR5HYfEsq4DKxZtmCmUbLZOTvoU:n7TykFILjdbmR54csq4DK/tOTwU

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b2478cd5f3aed2b56783ea96127f32ee.exe
    "C:\Users\Admin\AppData\Local\Temp\b2478cd5f3aed2b56783ea96127f32ee.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2924
    • C:\ProgramData\aH16411NkFjF16411\aH16411NkFjF16411.exe
      "C:\ProgramData\aH16411NkFjF16411\aH16411NkFjF16411.exe" "C:\Users\Admin\AppData\Local\Temp\b2478cd5f3aed2b56783ea96127f32ee.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      PID:2880

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\aH16411NkFjF16411\aH16411NkFjF16411

    Filesize

    208B

    MD5

    7c044b089393fb2ad9f2436bfde4eb70

    SHA1

    8550776dcd360f17492dffffed6c1ff1ebf8c1b9

    SHA256

    daeecd3dff540ef742361cd03f4bd987dd499a38cdceee41a272c0145d0e56f3

    SHA512

    96a18879aad1f262acc55a54f6c27731e802b00f6732975aa6c687ed859072083e882122e2a17cf77494dab8bbf156101c65addfee13aeb7d5f67b1713471020

  • C:\ProgramData\aH16411NkFjF16411\aH16411NkFjF16411.exe

    Filesize

    413KB

    MD5

    29ffc1fbdbc95e9d59ef5e6de9ab2219

    SHA1

    704c5abdeb2aea0a30708ec8e1273b054c5370e1

    SHA256

    2ce45c4425feec8ee35c34144f18892fedda4f642ddd6baea0ef7b93a7d9507e

    SHA512

    f7e08882481ea709e985693d82e238588394a40110ce343d42ac68c0d9ccbdce19a8a5859be9a675d6fded84acf85b2eeb8faf6a24748c249e0e28c124a0cc42

  • memory/2880-31-0x0000000000400000-0x00000000004D2000-memory.dmp

    Filesize

    840KB

  • memory/2880-38-0x0000000000400000-0x00000000004D2000-memory.dmp

    Filesize

    840KB

  • memory/2924-0-0x0000000000230000-0x0000000000233000-memory.dmp

    Filesize

    12KB

  • memory/2924-1-0x0000000000400000-0x00000000004D2000-memory.dmp

    Filesize

    840KB

  • memory/2924-10-0x0000000000400000-0x00000000004D2000-memory.dmp

    Filesize

    840KB

  • memory/2924-29-0x0000000000400000-0x00000000004D2000-memory.dmp

    Filesize

    840KB