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Analysis

  • max time kernel
    119s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22/12/2024, 09:32

General

  • Target

    9ca9672c543818d899abd1f5910d398e1b949e7fe2acc8ada0acd5d2289b0d75.exe

  • Size

    90KB

  • MD5

    66fade29049d6b9909bfd7426a4b0968

  • SHA1

    4e555de8db865b9973e3837ed776d5883c3f0d89

  • SHA256

    9ca9672c543818d899abd1f5910d398e1b949e7fe2acc8ada0acd5d2289b0d75

  • SHA512

    2784a3a61d4e1845eef71cab65d4211fec86aa86c10acd5b81b2f5b8361d235c4647544479010d4544e70eea987d52cef51dab5938d3287d948e0bff6fc46250

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDR:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3f

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\9ca9672c543818d899abd1f5910d398e1b949e7fe2acc8ada0acd5d2289b0d75.exe
    "C:\Users\Admin\AppData\Local\Temp\9ca9672c543818d899abd1f5910d398e1b949e7fe2acc8ada0acd5d2289b0d75.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2968
    • C:\Users\Admin\AppData\Local\Temp\9ca9672c543818d899abd1f5910d398e1b949e7fe2acc8ada0acd5d2289b0d75.exe
      "C:\Users\Admin\AppData\Local\Temp\9ca9672c543818d899abd1f5910d398e1b949e7fe2acc8ada0acd5d2289b0d75.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2124
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\GFSIW.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2804
        • 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:2064
      • 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:2796
        • 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:1616
        • 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:2960

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    68a4f2dbac4489b81a0bd25a518d3200

    SHA1

    38e908989b265e19fffb9e228c30a88e59265668

    SHA256

    6c61168043cf96cc14e9956e58ed29f8af3b44f1853031fce3461735b8de04f6

    SHA512

    18f89befc8622feb2a1f3eb2728c3b8ae352542b203175a4cc99a9c9a106abf34d585d5e6d59ffa83879fa9e5c1bb6e8b29d823d9eefaf6995199c6cb88a027f

  • memory/1616-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2124-151-0x0000000002580000-0x00000000025D3000-memory.dmp

    Filesize

    332KB

  • memory/2124-243-0x0000000002580000-0x00000000025D3000-memory.dmp

    Filesize

    332KB

  • memory/2124-215-0x0000000002580000-0x00000000025D3000-memory.dmp

    Filesize

    332KB

  • memory/2124-155-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2124-148-0x0000000002580000-0x00000000025D3000-memory.dmp

    Filesize

    332KB

  • memory/2124-149-0x0000000002580000-0x00000000025D3000-memory.dmp

    Filesize

    332KB

  • memory/2124-150-0x0000000002580000-0x00000000025D3000-memory.dmp

    Filesize

    332KB

  • memory/2124-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2124-245-0x0000000002580000-0x00000000025D3000-memory.dmp

    Filesize

    332KB

  • memory/2124-257-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2124-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2124-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2124-111-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2124-98-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2124-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2124-102-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2124-100-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2124-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2796-158-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/2796-179-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/2796-253-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2796-168-0x00000000003D0000-0x00000000003D1000-memory.dmp

    Filesize

    4KB

  • memory/2796-220-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2960-264-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2960-254-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2968-71-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/2968-61-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/2968-81-0x0000000000330000-0x0000000000332000-memory.dmp

    Filesize

    8KB

  • memory/2968-93-0x0000000002550000-0x00000000025A3000-memory.dmp

    Filesize

    332KB

  • memory/2968-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2968-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2968-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2968-105-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2968-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2968-80-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2968-41-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/2968-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2968-35-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2968-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2968-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2968-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2968-28-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB