Analysis

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

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04-01-2025 02:38

General

  • Target

    2b2b2e16f9e37e8f23beb98d2b7423e1060c0be98e21f69757af3a1151446c9bN.exe

  • Size

    90KB

  • MD5

    5d0bcd6512e791fa341784aa32167060

  • SHA1

    0ccd03af2aabd6306d5d320a0ae22408e66c61f4

  • SHA256

    2b2b2e16f9e37e8f23beb98d2b7423e1060c0be98e21f69757af3a1151446c9b

  • SHA512

    cf4cb2b3224510bdc9ef8c609dab40af4f5c057c610ff2933f028fc0d1463b06c9ef442388c86c5694196b34bd54d34a85cf8c1365b683054f6a03881d855525

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDD:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3l

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 21 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\2b2b2e16f9e37e8f23beb98d2b7423e1060c0be98e21f69757af3a1151446c9bN.exe
    "C:\Users\Admin\AppData\Local\Temp\2b2b2e16f9e37e8f23beb98d2b7423e1060c0be98e21f69757af3a1151446c9bN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2540
    • C:\Users\Admin\AppData\Local\Temp\2b2b2e16f9e37e8f23beb98d2b7423e1060c0be98e21f69757af3a1151446c9bN.exe
      "C:\Users\Admin\AppData\Local\Temp\2b2b2e16f9e37e8f23beb98d2b7423e1060c0be98e21f69757af3a1151446c9bN.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2620
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\DOPKJ.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1884
        • 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:1308
      • 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:1648
        • 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:376
        • 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:2968

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    c1eeca52499f5e4121f34618c2d37166

    SHA1

    fb79dacf87e0812e2cb46c8d997f6765d41f5c70

    SHA256

    1b4092b79aed460bb642bd2d9295d53e28352cfdcf0638bb8d444c747fe537fd

    SHA512

    6441008f41b933d5da71efc5e1a29bf9e3310d6ac5eb53cf4fa5e3f7b7b79dced8cc5f760b7a484ce92dac19f91e56d73cee9ce8d46e0faebb9df46a082df772

  • memory/376-262-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1648-254-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1648-168-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/1648-179-0x0000000000340000-0x0000000000341000-memory.dmp

    Filesize

    4KB

  • memory/1648-220-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1648-158-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2540-103-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2540-92-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2540-3-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/2540-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2540-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2540-80-0x0000000000680000-0x0000000000682000-memory.dmp

    Filesize

    8KB

  • memory/2540-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2540-71-0x0000000000660000-0x0000000000661000-memory.dmp

    Filesize

    4KB

  • memory/2540-63-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2540-60-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/2540-40-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/2540-15-0x00000000001E0000-0x00000000001E1000-memory.dmp

    Filesize

    4KB

  • memory/2540-5-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/2540-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2540-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2540-28-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2620-215-0x00000000026C0000-0x0000000002713000-memory.dmp

    Filesize

    332KB

  • memory/2620-252-0x00000000026C0000-0x0000000002713000-memory.dmp

    Filesize

    332KB

  • memory/2620-151-0x00000000026C0000-0x0000000002713000-memory.dmp

    Filesize

    332KB

  • memory/2620-150-0x00000000026C0000-0x0000000002713000-memory.dmp

    Filesize

    332KB

  • memory/2620-149-0x00000000026C0000-0x0000000002713000-memory.dmp

    Filesize

    332KB

  • memory/2620-148-0x00000000026C0000-0x0000000002713000-memory.dmp

    Filesize

    332KB

  • memory/2620-147-0x00000000026C0000-0x0000000002713000-memory.dmp

    Filesize

    332KB

  • memory/2620-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2620-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2620-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2620-155-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2620-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2620-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2620-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2620-255-0x00000000026C0000-0x0000000002713000-memory.dmp

    Filesize

    332KB

  • memory/2620-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2620-253-0x00000000026C0000-0x0000000002713000-memory.dmp

    Filesize

    332KB

  • memory/2620-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2620-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2968-256-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB