Analysis

  • max time kernel
    120s
  • max time network
    28s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17-09-2024 14:42

General

  • Target

    0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe

  • Size

    90KB

  • MD5

    89349f738a34cdc72af107da1095b760

  • SHA1

    36a5101ea1b983b2b824cc7a729f625fe912ab51

  • SHA256

    0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99

  • SHA512

    76d3a517792d98b41571839b1a81171663f7a5151ba60b082aecc818c8066dbd6a68c5f98192de8a005f41eb078029bc20d671ce2a8a95f19d49d201f0f54024

  • 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 Second Stage 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • UPX packed file 24 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • 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\0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe
    "C:\Users\Admin\AppData\Local\Temp\0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2068
    • C:\Users\Admin\AppData\Local\Temp\0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe
      "C:\Users\Admin\AppData\Local\Temp\0f583e89a96efb3e57b542341426d2c7e202c818bf3bda34ce593aaea9d71f99N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2108
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\BFVWT.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2140
        • 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:944
      • 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:940
        • 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:3020
        • 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:1908

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    06349af9a280335bb7186aa512dec5ab

    SHA1

    ec39bc0773d535764d60b8f3174d33d8ba9fc684

    SHA256

    e907c847d4bd41654c409fc383eef2b1483b4049073710b9af8b6b4d63695e47

    SHA512

    e6a0c2922d00ebf7c1ddf6c1a3450d4cba84cd936fd7523e58831c3f724b726bd86efc65b69855254e7e07da668a2b0a87b2d2591c7fb57b0525efe3dc971ab6

  • memory/940-161-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/940-153-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/940-255-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/940-171-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/940-178-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/940-183-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/940-219-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/940-222-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1908-266-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1908-256-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2068-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2068-81-0x0000000001D10000-0x0000000001D12000-memory.dmp

    Filesize

    8KB

  • memory/2068-7-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2068-28-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2068-107-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2068-27-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2068-31-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/2068-73-0x0000000001CF0000-0x0000000001CF1000-memory.dmp

    Filesize

    4KB

  • memory/2068-4-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2068-63-0x0000000001CD0000-0x0000000001CD1000-memory.dmp

    Filesize

    4KB

  • memory/2068-91-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2068-43-0x0000000000600000-0x0000000000601000-memory.dmp

    Filesize

    4KB

  • memory/2068-5-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2068-17-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2108-97-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2108-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2108-150-0x0000000002A80000-0x0000000002AD3000-memory.dmp

    Filesize

    332KB

  • memory/2108-154-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2108-155-0x0000000002A80000-0x0000000002AD3000-memory.dmp

    Filesize

    332KB

  • memory/2108-156-0x0000000002A80000-0x0000000002AD3000-memory.dmp

    Filesize

    332KB

  • memory/2108-158-0x0000000002A80000-0x0000000002AD3000-memory.dmp

    Filesize

    332KB

  • memory/2108-147-0x0000000002A80000-0x0000000002AD3000-memory.dmp

    Filesize

    332KB

  • memory/2108-103-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2108-149-0x0000000002A80000-0x0000000002AD3000-memory.dmp

    Filesize

    332KB

  • memory/2108-92-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2108-98-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2108-100-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2108-102-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2108-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2108-262-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2108-134-0x0000000002A80000-0x0000000002AD3000-memory.dmp

    Filesize

    332KB

  • memory/3020-263-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB