Analysis

  • max time kernel
    119s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    08-11-2024 18:23

General

  • Target

    fecf759ddd0b3cbab4a65bd7f6b58e0c48b79f53d30305106c6ea94d46651ce4N.exe

  • Size

    90KB

  • MD5

    01ecae6c9f4312a2c92a73409ca0b330

  • SHA1

    ded134fab9074c51f47c2218eaa0866e5a3f1eb9

  • SHA256

    fecf759ddd0b3cbab4a65bd7f6b58e0c48b79f53d30305106c6ea94d46651ce4

  • SHA512

    f432417faca1ba681fa1b63b5e99e934e1faef56bc4d25abf1a066ada1102704bbff751a10236e308df888f4a62943c84b2ec9f8a28b5a6293e80cc7665c8c84

  • 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 family
  • ModiLoader Second Stage 2 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 24 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\fecf759ddd0b3cbab4a65bd7f6b58e0c48b79f53d30305106c6ea94d46651ce4N.exe
    "C:\Users\Admin\AppData\Local\Temp\fecf759ddd0b3cbab4a65bd7f6b58e0c48b79f53d30305106c6ea94d46651ce4N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1884
    • C:\Users\Admin\AppData\Local\Temp\fecf759ddd0b3cbab4a65bd7f6b58e0c48b79f53d30305106c6ea94d46651ce4N.exe
      "C:\Users\Admin\AppData\Local\Temp\fecf759ddd0b3cbab4a65bd7f6b58e0c48b79f53d30305106c6ea94d46651ce4N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1744
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\NEYDN.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:848
        • 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:2876
      • 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:912
        • 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:1028
        • 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:1764

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    36323cb94cd7116310b10dfbe2cd42db

    SHA1

    09944a93aa2a77e177a184585dacf9a4a8fca061

    SHA256

    6d790d9f7bc50f1066b275a0a2d861788858f86a734ad74a92468058ad4b7e83

    SHA512

    0a08b4f1bf41647fecc5370b5d2ce3b34fe3325252e374e49ce6bb6f7d3be14fe2c7afdc696191b25b0f3086111a10a675e7f7dc4f0b19712dee64f14d3c3b15

  • memory/912-255-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/912-159-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/912-169-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/912-180-0x00000000002C0000-0x00000000002C1000-memory.dmp

    Filesize

    4KB

  • memory/912-226-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/912-152-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1028-262-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1744-156-0x00000000024B0000-0x0000000002503000-memory.dmp

    Filesize

    332KB

  • memory/1744-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1744-147-0x00000000024B0000-0x0000000002503000-memory.dmp

    Filesize

    332KB

  • memory/1744-149-0x00000000024B0000-0x0000000002503000-memory.dmp

    Filesize

    332KB

  • memory/1744-259-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1744-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1744-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1744-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1744-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1744-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1744-253-0x00000000024B0000-0x0000000002503000-memory.dmp

    Filesize

    332KB

  • memory/1744-148-0x00000000024B0000-0x0000000002503000-memory.dmp

    Filesize

    332KB

  • memory/1744-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1744-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1744-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1744-216-0x00000000024B0000-0x0000000002503000-memory.dmp

    Filesize

    332KB

  • memory/1744-222-0x00000000024B0000-0x0000000002503000-memory.dmp

    Filesize

    332KB

  • memory/1744-150-0x00000000024B0000-0x0000000002503000-memory.dmp

    Filesize

    332KB

  • memory/1744-155-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1764-254-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1764-263-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1884-103-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1884-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1884-71-0x00000000003C0000-0x00000000003C1000-memory.dmp

    Filesize

    4KB

  • memory/1884-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1884-61-0x00000000003A0000-0x00000000003A1000-memory.dmp

    Filesize

    4KB

  • memory/1884-92-0x0000000002570000-0x00000000025C3000-memory.dmp

    Filesize

    332KB

  • memory/1884-80-0x00000000003E0000-0x00000000003E2000-memory.dmp

    Filesize

    8KB

  • memory/1884-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1884-91-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1884-5-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/1884-41-0x0000000000350000-0x0000000000351000-memory.dmp

    Filesize

    4KB

  • memory/1884-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/1884-15-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/1884-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1884-3-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/1884-29-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB