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
    11-05-2024 23:14

General

  • Target

    6af93ae99cc69a9c617224c704230f42ade010e43409f8f609774528df13b95a.exe

  • Size

    326KB

  • MD5

    4d097d238a7302cf85ec13dc37368a94

  • SHA1

    61a7dc09ff73dc7fabbfa16cdd7da0ab49d0c3fa

  • SHA256

    6af93ae99cc69a9c617224c704230f42ade010e43409f8f609774528df13b95a

  • SHA512

    59ffe94d939b84aa0e25dca3ce7e29def3a95661f51ab2f06e5173a7ae18c1e6b0056095a9c8724cb68835729a592fcc1632f240b0639793f90d6a22f229122e

  • SSDEEP

    3072:Ie2A0wxDqUpM5scww4chO+O1BmP5DG0sg3i4XZ9WvDZHwdRX/L+gP38XV:IsxD5cwohO+O1sVG0/pZ6iPC8

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • Detects Windows executables referencing non-Windows User-Agents 1 IoCs
  • ModiLoader Second Stage 1 IoCs
  • UPX dump on OEP (original entry point) 19 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • UPX packed file 20 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\6af93ae99cc69a9c617224c704230f42ade010e43409f8f609774528df13b95a.exe
    "C:\Users\Admin\AppData\Local\Temp\6af93ae99cc69a9c617224c704230f42ade010e43409f8f609774528df13b95a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2104
    • C:\Users\Admin\AppData\Local\Temp\6af93ae99cc69a9c617224c704230f42ade010e43409f8f609774528df13b95a.exe
      "C:\Users\Admin\AppData\Local\Temp\6af93ae99cc69a9c617224c704230f42ade010e43409f8f609774528df13b95a.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2956
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\AONHQ.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1792
        • 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:1800
      • 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:1916
        • 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:1644
        • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
          4⤵
          • Executes dropped EXE
          PID:1100

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\AONHQ.bat
    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    326KB

    MD5

    316be31b5eae43602ae2c9e46f7d2a93

    SHA1

    34a7fdbd257ade581efcea009a07147827e8001f

    SHA256

    468411a1bb5b4ddc67c4e451e556f9311d7a852afe1a6eec71f99fe431403c82

    SHA512

    05cd67e1c9989ee89050ae99899c331ff8b7d102b8cf87225736dea2b214781237548353ee8b0f57aea67cdce815234933e92270332c0472e7591122a546e326

  • memory/1100-258-0x0000000000400000-0x0000000000414000-memory.dmp
    Filesize

    80KB

  • memory/1100-244-0x0000000000400000-0x0000000000414000-memory.dmp
    Filesize

    80KB

  • memory/1644-257-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/1916-249-0x0000000000400000-0x0000000000454000-memory.dmp
    Filesize

    336KB

  • memory/1916-209-0x0000000000400000-0x0000000000454000-memory.dmp
    Filesize

    336KB

  • memory/1916-183-0x0000000000360000-0x0000000000361000-memory.dmp
    Filesize

    4KB

  • memory/1916-175-0x0000000000300000-0x0000000000301000-memory.dmp
    Filesize

    4KB

  • memory/1916-164-0x00000000002E0000-0x00000000002E1000-memory.dmp
    Filesize

    4KB

  • memory/1916-154-0x00000000002B0000-0x00000000002B1000-memory.dmp
    Filesize

    4KB

  • memory/1916-151-0x0000000000400000-0x0000000000454000-memory.dmp
    Filesize

    336KB

  • memory/2104-82-0x0000000000400000-0x0000000000454000-memory.dmp
    Filesize

    336KB

  • memory/2104-70-0x00000000003D0000-0x00000000003D1000-memory.dmp
    Filesize

    4KB

  • memory/2104-102-0x0000000000400000-0x0000000000454000-memory.dmp
    Filesize

    336KB

  • memory/2104-3-0x0000000000240000-0x0000000000241000-memory.dmp
    Filesize

    4KB

  • memory/2104-5-0x0000000000240000-0x0000000000241000-memory.dmp
    Filesize

    4KB

  • memory/2104-15-0x00000000002B0000-0x00000000002B1000-memory.dmp
    Filesize

    4KB

  • memory/2104-81-0x0000000000400000-0x0000000000454000-memory.dmp
    Filesize

    336KB

  • memory/2104-79-0x00000000003F0000-0x00000000003F2000-memory.dmp
    Filesize

    8KB

  • memory/2104-69-0x0000000000404000-0x0000000000405000-memory.dmp
    Filesize

    4KB

  • memory/2104-27-0x00000000002D0000-0x00000000002D1000-memory.dmp
    Filesize

    4KB

  • memory/2104-39-0x00000000002F0000-0x00000000002F1000-memory.dmp
    Filesize

    4KB

  • memory/2104-59-0x00000000003B0000-0x00000000003B1000-memory.dmp
    Filesize

    4KB

  • memory/2104-78-0x0000000000400000-0x0000000000454000-memory.dmp
    Filesize

    336KB

  • memory/2104-101-0x0000000002600000-0x0000000002654000-memory.dmp
    Filesize

    336KB

  • memory/2104-91-0x0000000000400000-0x0000000000454000-memory.dmp
    Filesize

    336KB

  • memory/2104-0-0x0000000000400000-0x0000000000454000-memory.dmp
    Filesize

    336KB

  • memory/2956-145-0x0000000003450000-0x00000000034A4000-memory.dmp
    Filesize

    336KB

  • memory/2956-146-0x0000000003450000-0x00000000034A4000-memory.dmp
    Filesize

    336KB

  • memory/2956-147-0x0000000003450000-0x00000000034A4000-memory.dmp
    Filesize

    336KB

  • memory/2956-100-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/2956-98-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2956-105-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/2956-106-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/2956-104-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/2956-252-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/2956-92-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/2956-94-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/2956-96-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB