Analysis

  • max time kernel
    119s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    19-11-2024 09:30

General

  • Target

    abb0c1672dbe8075b4ce021dca6f6d59833c3a588db73890374d32ea7edc8e6aN.exe

  • Size

    90KB

  • MD5

    aec92f4aac514d1e574970b618db7af0

  • SHA1

    8cb312f2e6301aefe412e4e34e1e75003f14ec55

  • SHA256

    abb0c1672dbe8075b4ce021dca6f6d59833c3a588db73890374d32ea7edc8e6a

  • SHA512

    e168d3913cfc087277aec0d4993ef17c1f0e3af090ea85792711f25bc5ad91c0589dc52a8b510aa8059d9abdda20bfd027df17be189354633ac953bea1a3b2f6

  • 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 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 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\abb0c1672dbe8075b4ce021dca6f6d59833c3a588db73890374d32ea7edc8e6aN.exe
    "C:\Users\Admin\AppData\Local\Temp\abb0c1672dbe8075b4ce021dca6f6d59833c3a588db73890374d32ea7edc8e6aN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1964
    • C:\Users\Admin\AppData\Local\Temp\abb0c1672dbe8075b4ce021dca6f6d59833c3a588db73890374d32ea7edc8e6aN.exe
      "C:\Users\Admin\AppData\Local\Temp\abb0c1672dbe8075b4ce021dca6f6d59833c3a588db73890374d32ea7edc8e6aN.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2724
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\UTFOF.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:944
        • 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:2840
      • 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:1508
        • 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:348
        • 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:2972

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    c7540d5425405664466160a753ef6bbe

    SHA1

    fdfbe7bcb6389f418e22456cdaf1037dbea4e9d1

    SHA256

    7b1e3dbb7420b3395c72f9c79c26e9ee786984de65861f57f3fdb179f74b5f43

    SHA512

    a7733566dfa976376f1660a83a92ebfb5467f896cc6aa60be850358b763c12d596b7c5bb83268c4f040e4a7f05376c8bf552ece48d7aa4deb07fc0ee8bcd371b

  • memory/348-263-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1508-254-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1508-252-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1508-218-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1508-170-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/1508-181-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/1508-160-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1964-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1964-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1964-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1964-5-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/1964-3-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/1964-107-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1964-102-0x00000000027F0000-0x0000000002843000-memory.dmp

    Filesize

    332KB

  • memory/1964-18-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/1964-15-0x00000000001E0000-0x00000000001E1000-memory.dmp

    Filesize

    4KB

  • memory/1964-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1964-41-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/1964-29-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/1964-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1964-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1964-80-0x00000000004F0000-0x00000000004F2000-memory.dmp

    Filesize

    8KB

  • memory/1964-71-0x00000000004D0000-0x00000000004D1000-memory.dmp

    Filesize

    4KB

  • memory/1964-61-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/2724-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-137-0x00000000034A0000-0x00000000034F3000-memory.dmp

    Filesize

    332KB

  • memory/2724-152-0x00000000034A0000-0x00000000034F3000-memory.dmp

    Filesize

    332KB

  • memory/2724-151-0x00000000034A0000-0x00000000034F3000-memory.dmp

    Filesize

    332KB

  • memory/2724-150-0x00000000034A0000-0x00000000034F3000-memory.dmp

    Filesize

    332KB

  • memory/2724-156-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-157-0x00000000034A0000-0x00000000034F3000-memory.dmp

    Filesize

    332KB

  • memory/2724-110-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2724-207-0x00000000034A0000-0x00000000034F3000-memory.dmp

    Filesize

    332KB

  • memory/2724-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-250-0x00000000034A0000-0x00000000034F3000-memory.dmp

    Filesize

    332KB

  • memory/2724-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2972-251-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2972-264-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB