Analysis

  • max time kernel
    141s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    13/05/2024, 10:30

General

  • Target

    b2b26a00029aa1306e0a472f22263550_NeikiAnalytics.exe

  • Size

    61KB

  • MD5

    b2b26a00029aa1306e0a472f22263550

  • SHA1

    5300642c832611b75b1f6f4d3e09e0ab0cb4813f

  • SHA256

    1a7b18e4e336abe72f64a9a232b0b79e6b13a71e77eb7266885447b7da0e0695

  • SHA512

    6a60c0cf150e33986f6b52f79f5c8ab38092586c1bf2a69a32699c9c7575913160fd6b238cee35129468e8dd2ea33c3606926ae1757b8315558f391fc345c85a

  • SSDEEP

    768:OrItKyw5WHXfQmjIiIk9ecAa6cMb964yXhDLdo:Or3Z5IfQmv81awvyX5Zo

Score
8/10

Malware Config

Signatures

  • Sets file to hidden 1 TTPs 1 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b2b26a00029aa1306e0a472f22263550_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\b2b26a00029aa1306e0a472f22263550_NeikiAnalytics.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2328
    • C:\Windows\SysWOW64\attrib.exe
      attrib +a +s +h +r C:\Windows\Debug\zskhost.exe
      2⤵
      • Sets file to hidden
      • Drops file in Windows directory
      • Views/modifies file attributes
      PID:3040
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\B2B26A~1.EXE > nul
      2⤵
      • Deletes itself
      PID:2616
  • C:\Windows\Debug\zskhost.exe
    C:\Windows\Debug\zskhost.exe
    1⤵
    • Executes dropped EXE
    PID:2236

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Windows\Debug\zskhost.exe

          Filesize

          61KB

          MD5

          a19b178c9c39ed649b13fe223b76e483

          SHA1

          23c7a05d64563af5e5e59d0d1f8f4662e8ac4be0

          SHA256

          5b9a64f8fe4e239c383291297dbce0c8a889f31cb0b3f1559171da16a4f3c277

          SHA512

          ce0c2b2b85aea4e2f24195767a395142efbe0c57f418ae8139164735a105c863a8f505564e61c0c1d1ac80b4fb5f5d6c311cbc693e20adfc8e7324776b6441d6