Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-05-2024 02:26

General

  • Target

    a742802f48d6d4fc11a25da879e16e90_NEIKI.exe

  • Size

    130KB

  • MD5

    a742802f48d6d4fc11a25da879e16e90

  • SHA1

    7aee5fd0a9b7b5a8166bd8e802f0c409600dfda6

  • SHA256

    dc606521d5ab8401ceca853bb4a828bc8c779940cbc6fcccfb832b567559ff92

  • SHA512

    e1c4c43c757895555af56e300f0eea5c6d26b07db0c4e3d0c22102dd76ddaf9744603d25388e6e460c2ffb1f2526c9997bd8a9e8c2af00a0cd5bd060dba2105e

  • SSDEEP

    1536:eH1ZaQvR1KiX3NK6I+hZhYrt/w5Q6G6IpiRYzz9qJHhhnm0yG5aP/5UROXTmZt:SKQJcinxphkG5Q6GdpIOkJHhKRyOXKn

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • ModiLoader Second Stage 6 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 3 IoCs
  • UPX packed file 13 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 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a742802f48d6d4fc11a25da879e16e90_NEIKI.exe
    "C:\Users\Admin\AppData\Local\Temp\a742802f48d6d4fc11a25da879e16e90_NEIKI.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:556
    • C:\Users\Admin\AppData\Local\Temp\a742802f48d6d4fc11a25da879e16e90_NEIKI.exe
      "C:\Users\Admin\AppData\Local\Temp\a742802f48d6d4fc11a25da879e16e90_NEIKI.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4732
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\LYKSJ.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2652
        • C:\Windows\SysWOW64\reg.exe
          REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v ".Flasfh" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe" /f
          4⤵
          • Adds Run key to start application
          PID:3048
      • C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe
        "C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3564
        • C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe
          "C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:4428
        • C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe
          "C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe"
          4⤵
          • Executes dropped EXE
          PID:1552

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\LYKSJ.txt

    Filesize

    145B

    MD5

    da0cbe87b720a79b294147ed6a4b98be

    SHA1

    ebf0dc9efd7a12cb192e355cda87546acb4ab360

    SHA256

    7ccfeff356fdccc9145bd1e263aa1c56360ca7b6552ed5a5665c596d02a627ed

    SHA512

    f55c4a3d24d2f11db5eda3c816d1cd3b8804a171a7bf715b13d60788247fbb352eafaa5bd4e0a8086c1013396be0a48c7bdb904ab0f974fa0c75e81e3d365acc

  • C:\Users\Admin\AppData\Roaming\..Flash\Flaseher.exe

    Filesize

    130KB

    MD5

    104552b84abaf5727f61c845ae701546

    SHA1

    fc9d9c9d7f644fedbaa5737b8fca2d5937b690f3

    SHA256

    e0799b60fe18cf727e8c16f684ec68c6e8dd404b1866b596861f914d83700583

    SHA512

    8e057987211eb41945328bba28b88e9e25bdce341e090e95237f7e99389787760ce6e8bca7b67f744bca0b5a7bf8e6f11f6129932492e11af10fa1cb94ea168d

  • memory/556-4-0x0000000002A90000-0x0000000002A91000-memory.dmp

    Filesize

    4KB

  • memory/556-3-0x0000000002A60000-0x0000000002A61000-memory.dmp

    Filesize

    4KB

  • memory/556-5-0x0000000002B00000-0x0000000002B01000-memory.dmp

    Filesize

    4KB

  • memory/556-0-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/556-7-0x0000000002B40000-0x0000000002B41000-memory.dmp

    Filesize

    4KB

  • memory/556-11-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/556-9-0x0000000002B50000-0x0000000002B51000-memory.dmp

    Filesize

    4KB

  • memory/1552-44-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/1552-51-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/1552-50-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/1552-59-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/1552-52-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/1552-48-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/3564-37-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/3564-41-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/3564-40-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/3564-39-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/3564-54-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/4428-58-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4732-12-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4732-10-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4732-55-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4732-6-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB