Analysis

  • max time kernel
    119s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    18-12-2024 05:28

General

  • Target

    df48360efaf9bb70dc816aafc76dfef9f1510a11e0a339ba6a6101cb3e95ea87.exe

  • Size

    90KB

  • MD5

    72cff286c0f6c58b92eff2304090c81b

  • SHA1

    02e638d9f228628c13065133e78f96f0e6e01c59

  • SHA256

    df48360efaf9bb70dc816aafc76dfef9f1510a11e0a339ba6a6101cb3e95ea87

  • SHA512

    63ab4f04d09e810f0af0839c2d948d6a1b22c21aff72ca1e37e239597c1d19199cbf383635c5cc8abc3b6f61769e497d83b27482c716a6d5b4ce7323f13ec506

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDj:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3Z

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • Modiloader family
  • ModiLoader Second Stage 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • UPX packed file 25 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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\df48360efaf9bb70dc816aafc76dfef9f1510a11e0a339ba6a6101cb3e95ea87.exe
    "C:\Users\Admin\AppData\Local\Temp\df48360efaf9bb70dc816aafc76dfef9f1510a11e0a339ba6a6101cb3e95ea87.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2976
    • C:\Users\Admin\AppData\Local\Temp\df48360efaf9bb70dc816aafc76dfef9f1510a11e0a339ba6a6101cb3e95ea87.exe
      "C:\Users\Admin\AppData\Local\Temp\df48360efaf9bb70dc816aafc76dfef9f1510a11e0a339ba6a6101cb3e95ea87.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2688
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\OWOBD.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1512
        • 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
          • System Location Discovery: System Language Discovery
          PID:1984
      • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1644
        • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:1076
        • C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\csrsll.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:816

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    b349a5ca7f381cac5d6c6176e740f192

    SHA1

    8b0b6c79a9b738fd775ba05ef1197e4f45ee910e

    SHA256

    921c67293aa556cf16befd052e2ee7a43bc916be672c0f8b54c6b9f9960bc740

    SHA512

    2aa9c3f5476e00737a998362de47ae22035aad7c084c08ddca8924533a5f65c532be953e9b2ad7ca3fec76b9a3a9789013f75c3bb8da3a011dcac6bdc93be130

  • memory/816-263-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/816-253-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1076-262-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1076-252-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1644-258-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1644-229-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1644-157-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1644-167-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/2688-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2688-251-0x0000000003350000-0x00000000033A3000-memory.dmp

    Filesize

    332KB

  • memory/2688-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2688-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2688-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2688-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2688-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2688-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2688-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2688-147-0x0000000003350000-0x00000000033A3000-memory.dmp

    Filesize

    332KB

  • memory/2688-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2688-255-0x0000000003350000-0x00000000033A3000-memory.dmp

    Filesize

    332KB

  • memory/2688-247-0x0000000003350000-0x00000000033A3000-memory.dmp

    Filesize

    332KB

  • memory/2688-228-0x0000000003350000-0x00000000033A3000-memory.dmp

    Filesize

    332KB

  • memory/2688-109-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2688-154-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2688-145-0x0000000003350000-0x00000000033A3000-memory.dmp

    Filesize

    332KB

  • memory/2688-149-0x0000000003350000-0x00000000033A3000-memory.dmp

    Filesize

    332KB

  • memory/2688-148-0x0000000003350000-0x00000000033A3000-memory.dmp

    Filesize

    332KB

  • memory/2976-73-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2976-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2976-153-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2976-103-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2976-80-0x00000000003E0000-0x00000000003E2000-memory.dmp

    Filesize

    8KB

  • memory/2976-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2976-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2976-28-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2976-40-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/2976-60-0x0000000000360000-0x0000000000361000-memory.dmp

    Filesize

    4KB

  • memory/2976-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2976-70-0x0000000000380000-0x0000000000381000-memory.dmp

    Filesize

    4KB

  • memory/2976-15-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2976-18-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2976-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2976-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2976-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB