Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    08-05-2024 11:09

General

  • Target

    792902076bf2920b4dafb5f7c18288b0_NEIKI.exe

  • Size

    90KB

  • MD5

    792902076bf2920b4dafb5f7c18288b0

  • SHA1

    84d51ef5e4323f7e4840494ba58f961c93b15fc6

  • SHA256

    fd7fdaf361cff0166ac2423a63743a399a620822feeee1642dad2483c5589616

  • SHA512

    160dfe7f8911e255d3e074ce7c78431370d8927d7a178332b2222207e43b56c27295ebfdfbc09499f7fadac269a8a2abfa854a685f70453dec32497f8e7783a1

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDK:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Y

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • ModiLoader Second Stage 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • UPX packed file 21 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\792902076bf2920b4dafb5f7c18288b0_NEIKI.exe
    "C:\Users\Admin\AppData\Local\Temp\792902076bf2920b4dafb5f7c18288b0_NEIKI.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1228
    • C:\Users\Admin\AppData\Local\Temp\792902076bf2920b4dafb5f7c18288b0_NEIKI.exe
      "C:\Users\Admin\AppData\Local\Temp\792902076bf2920b4dafb5f7c18288b0_NEIKI.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2520
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\HGUBK.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2764
        • C:\Windows\SysWOW64\reg.exe
          REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Win Pdf" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe" /f
          4⤵
          • Adds Run key to start application
          PID:1020
      • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1980
        • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:772
        • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
          4⤵
          • Executes dropped EXE
          PID:1476

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\HGUBK.bat

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

  • \Users\Admin\AppData\Roaming\Microsoft\csrsll.exe

    Filesize

    90KB

    MD5

    3a8400a1767d1e406c024c8552d3622b

    SHA1

    018aafabbb66b1e08f33d01171e5bd0b39615c2a

    SHA256

    0f1588beb716ed738decf90555c3deb173390c9f3d81b38e1a62da6ccba94e3a

    SHA512

    5d7d1e9eaab3ac1fb7013a8b54f32ca5899ef8881e25faaebdf9ff227e5ea0c16fb2d0971ba8a6e471d19fd8c8a95b31abdf9dfcc49964622d24cc6384495639

  • memory/772-260-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1228-102-0x0000000002500000-0x0000000002553000-memory.dmp

    Filesize

    332KB

  • memory/1228-3-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/1228-40-0x0000000001BE0000-0x0000000001BE1000-memory.dmp

    Filesize

    4KB

  • memory/1228-34-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/1228-60-0x0000000001C20000-0x0000000001C21000-memory.dmp

    Filesize

    4KB

  • memory/1228-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1228-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1228-89-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1228-107-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1228-80-0x0000000001C60000-0x0000000001C62000-memory.dmp

    Filesize

    8KB

  • memory/1228-78-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1228-70-0x0000000001C40000-0x0000000001C41000-memory.dmp

    Filesize

    4KB

  • memory/1228-5-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/1228-15-0x0000000000600000-0x0000000000601000-memory.dmp

    Filesize

    4KB

  • memory/1228-27-0x0000000000620000-0x0000000000621000-memory.dmp

    Filesize

    4KB

  • memory/1228-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1228-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1476-261-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1476-245-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1980-248-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1980-151-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1980-239-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1980-166-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/1980-177-0x0000000000300000-0x0000000000301000-memory.dmp

    Filesize

    4KB

  • memory/1980-156-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/2520-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2520-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2520-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2520-147-0x0000000003440000-0x0000000003493000-memory.dmp

    Filesize

    332KB

  • memory/2520-148-0x0000000003450000-0x00000000034A3000-memory.dmp

    Filesize

    332KB

  • memory/2520-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2520-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2520-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2520-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2520-253-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2520-149-0x0000000003450000-0x00000000034A3000-memory.dmp

    Filesize

    332KB

  • memory/2520-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2520-150-0x0000000003450000-0x00000000034A3000-memory.dmp

    Filesize

    332KB