Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01/12/2024, 18:10

General

  • Target

    5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe

  • Size

    90KB

  • MD5

    5642571e913ed9455d2203c1fb59bf62

  • SHA1

    2c1f905fad583fb158917f108905efea8c8a91c7

  • SHA256

    5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81

  • SHA512

    9459bf9ebf85e78febaef541733a2fbcfdf97f952f746410f711bb4ef16d43beb7f5dfefb357c6d192d000d73755e9ad63be326f0e01706e39bb71f39aabcbdb

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDI:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3W

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 22 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\5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe
    "C:\Users\Admin\AppData\Local\Temp\5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3028
    • C:\Users\Admin\AppData\Local\Temp\5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe
      "C:\Users\Admin\AppData\Local\Temp\5f03f7f88c904a6836de000ab6599a4e9a1ee66e7698aaf277e6596e7ded0e81.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2080
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\POAIA.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2144
        • 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:1052
      • 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:2112
        • 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:1640
        • 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:2548

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    07c68011790a12ad7af5b77c0c3a7f53

    SHA1

    882f78e9436e8a96a7527ec520c7c9812372d176

    SHA256

    b07b5845f62cea7f8da6fe52666407967aafa6a6f6fa56eddceb824210415c28

    SHA512

    214112048d75ea343f0c7edeade4016ca475d195f365a0582b1893c0ec6cd6701839de74daf9b1dc61f633ea6e4315d620c78004e95af4c89affcf99a90fdba8

  • memory/1640-260-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2080-103-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2080-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2080-222-0x00000000025E0000-0x0000000002633000-memory.dmp

    Filesize

    332KB

  • memory/2080-99-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2080-97-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2080-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2080-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2080-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2080-223-0x00000000025E0000-0x0000000002633000-memory.dmp

    Filesize

    332KB

  • memory/2080-218-0x00000000025E0000-0x0000000002633000-memory.dmp

    Filesize

    332KB

  • memory/2080-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2080-91-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2080-153-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2080-146-0x00000000025E0000-0x0000000002633000-memory.dmp

    Filesize

    332KB

  • memory/2080-147-0x00000000025E0000-0x0000000002633000-memory.dmp

    Filesize

    332KB

  • memory/2080-148-0x00000000025E0000-0x0000000002633000-memory.dmp

    Filesize

    332KB

  • memory/2080-133-0x00000000025E0000-0x0000000002633000-memory.dmp

    Filesize

    332KB

  • memory/2080-213-0x00000000025E0000-0x0000000002633000-memory.dmp

    Filesize

    332KB

  • memory/2080-257-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2112-177-0x00000000002C0000-0x00000000002C1000-memory.dmp

    Filesize

    4KB

  • memory/2112-156-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2112-253-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2112-166-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/2112-224-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2548-263-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2548-251-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/3028-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3028-80-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3028-152-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3028-79-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/3028-27-0x0000000000340000-0x0000000000341000-memory.dmp

    Filesize

    4KB

  • memory/3028-101-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3028-77-0x00000000003E0000-0x00000000003E2000-memory.dmp

    Filesize

    8KB

  • memory/3028-90-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3028-85-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3028-5-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/3028-69-0x00000000003C0000-0x00000000003C1000-memory.dmp

    Filesize

    4KB

  • memory/3028-59-0x00000000003A0000-0x00000000003A1000-memory.dmp

    Filesize

    4KB

  • memory/3028-15-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/3028-3-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/3028-39-0x0000000000360000-0x0000000000361000-memory.dmp

    Filesize

    4KB