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Analysis

  • max time kernel
    119s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17/09/2024, 08:27

General

  • Target

    8bcbc5e77b31dfb9bb90877758d7c1498febe5bbefe75ec30ee07c2a144c37f1N.exe

  • Size

    90KB

  • MD5

    1c4034e8f8f8893eb29d874ae44b0210

  • SHA1

    35de71a836c2ceea41832c6c37e6d8621ee781b6

  • SHA256

    8bcbc5e77b31dfb9bb90877758d7c1498febe5bbefe75ec30ee07c2a144c37f1

  • SHA512

    713045a730d52dd6b8acfa5eb267426109f66c6dc9790fa6b64744127b86e6ed9d568689fce6bf2b77f750e1aa1daa9457846f682135d8c1d664787ac7c4a7bd

  • 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 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • UPX packed file 21 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\8bcbc5e77b31dfb9bb90877758d7c1498febe5bbefe75ec30ee07c2a144c37f1N.exe
    "C:\Users\Admin\AppData\Local\Temp\8bcbc5e77b31dfb9bb90877758d7c1498febe5bbefe75ec30ee07c2a144c37f1N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2092
    • C:\Users\Admin\AppData\Local\Temp\8bcbc5e77b31dfb9bb90877758d7c1498febe5bbefe75ec30ee07c2a144c37f1N.exe
      "C:\Users\Admin\AppData\Local\Temp\8bcbc5e77b31dfb9bb90877758d7c1498febe5bbefe75ec30ee07c2a144c37f1N.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2624
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\BNOJH.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:600
        • 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:788
      • 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:2016
        • 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:1920
        • 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:1036

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    9504ca85bddd11bc8f69c32635bd6485

    SHA1

    3730db429c9b4a6481fce21d03da8c1691c06d1a

    SHA256

    91a0700ac39d1347a06ddc2b182936d47eb4bdba32744907f2b94a130ccc6753

    SHA512

    221d9837845276e9e63bfdb3460011560bbe0aa2e65a098775c1a4440f94f1c5eaae9e1a7dc13382dca55f821e967a1742ff248ff93589fb66b7c038cb7129e8

  • memory/1036-258-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1036-249-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1920-257-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2016-250-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2016-165-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2016-176-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2016-214-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2016-155-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2016-151-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2092-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2092-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2092-85-0x0000000000090000-0x0000000000190000-memory.dmp

    Filesize

    1024KB

  • memory/2092-29-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2092-104-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2092-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2092-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2092-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2092-86-0x0000000000090000-0x0000000000190000-memory.dmp

    Filesize

    1024KB

  • memory/2092-79-0x00000000003A0000-0x00000000003A2000-memory.dmp

    Filesize

    8KB

  • memory/2092-71-0x0000000000380000-0x0000000000381000-memory.dmp

    Filesize

    4KB

  • memory/2092-61-0x0000000000360000-0x0000000000361000-memory.dmp

    Filesize

    4KB

  • memory/2092-89-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2092-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2092-41-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/2624-98-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2624-204-0x0000000003100000-0x0000000003153000-memory.dmp

    Filesize

    332KB

  • memory/2624-145-0x0000000003110000-0x0000000003163000-memory.dmp

    Filesize

    332KB

  • memory/2624-144-0x0000000003100000-0x0000000003153000-memory.dmp

    Filesize

    332KB

  • memory/2624-147-0x0000000003110000-0x0000000003163000-memory.dmp

    Filesize

    332KB

  • memory/2624-152-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2624-131-0x0000000003100000-0x0000000003153000-memory.dmp

    Filesize

    332KB

  • memory/2624-92-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2624-211-0x0000000003110000-0x0000000003163000-memory.dmp

    Filesize

    332KB

  • memory/2624-146-0x0000000003110000-0x0000000003163000-memory.dmp

    Filesize

    332KB

  • memory/2624-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2624-96-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2624-90-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2624-100-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2624-256-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2624-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2624-102-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB