Analysis

  • max time kernel
    149s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    18-12-2024 20:27

General

  • Target

    2e9f74f6f7ec42cce23aa3e9b3d2ea5e30d63f768da20718bd9bf57413dbc7f6.exe

  • Size

    90KB

  • MD5

    93ab844837eec5f3cfebc7a4b79798ef

  • SHA1

    1a9eebdaa824e839d75a3d570f474994358c86f7

  • SHA256

    2e9f74f6f7ec42cce23aa3e9b3d2ea5e30d63f768da20718bd9bf57413dbc7f6

  • SHA512

    48665d58ae3e946ccd6e44c75312589e31502ffbb7770873bb127394df6613d4244346ab7ec33af0bd9b69aeda1f4f59ccced210da0b1e56160c86a5445a0240

  • 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 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\2e9f74f6f7ec42cce23aa3e9b3d2ea5e30d63f768da20718bd9bf57413dbc7f6.exe
    "C:\Users\Admin\AppData\Local\Temp\2e9f74f6f7ec42cce23aa3e9b3d2ea5e30d63f768da20718bd9bf57413dbc7f6.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2660
    • C:\Users\Admin\AppData\Local\Temp\2e9f74f6f7ec42cce23aa3e9b3d2ea5e30d63f768da20718bd9bf57413dbc7f6.exe
      "C:\Users\Admin\AppData\Local\Temp\2e9f74f6f7ec42cce23aa3e9b3d2ea5e30d63f768da20718bd9bf57413dbc7f6.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1748
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\IRISO.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1700
        • 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:1488
      • 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:2752
        • 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:3032
        • 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:2628

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    01635d46b27c9e935fdd6f8901d15a8c

    SHA1

    438b100de917a73ce29b2555e414d1e929652eed

    SHA256

    e2f6dd52a93ff0c4e41f86fa876a54019288999e2c75be36ad48511a81e98864

    SHA512

    5e2c7f977456a513c937f372af5aac75e9308e0cca1b65f3a7dfee37c54dae79d1f54cb4ac05009684c259b4e4e8c7414d5aba1b88141d4960df21626be6e356

  • memory/1748-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1748-213-0x0000000003100000-0x0000000003153000-memory.dmp

    Filesize

    332KB

  • memory/1748-133-0x0000000003100000-0x0000000003153000-memory.dmp

    Filesize

    332KB

  • memory/1748-102-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1748-260-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1748-242-0x0000000003100000-0x0000000003153000-memory.dmp

    Filesize

    332KB

  • memory/1748-249-0x0000000003100000-0x0000000003153000-memory.dmp

    Filesize

    332KB

  • memory/1748-148-0x0000000003100000-0x0000000003153000-memory.dmp

    Filesize

    332KB

  • memory/1748-91-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1748-146-0x0000000003100000-0x0000000003153000-memory.dmp

    Filesize

    332KB

  • memory/1748-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1748-215-0x0000000003100000-0x0000000003153000-memory.dmp

    Filesize

    332KB

  • memory/1748-153-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1748-147-0x0000000003100000-0x0000000003153000-memory.dmp

    Filesize

    332KB

  • memory/1748-97-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1748-99-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1748-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1748-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2628-250-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2628-264-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2660-89-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2660-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2660-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2660-79-0x00000000003A0000-0x00000000003A2000-memory.dmp

    Filesize

    8KB

  • memory/2660-103-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2660-90-0x00000000004A0000-0x00000000004F3000-memory.dmp

    Filesize

    332KB

  • memory/2660-29-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2660-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2660-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2660-41-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/2660-71-0x0000000000300000-0x0000000000301000-memory.dmp

    Filesize

    4KB

  • memory/2660-18-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2660-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2660-61-0x00000000002E0000-0x00000000002E1000-memory.dmp

    Filesize

    4KB

  • memory/2752-150-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2752-166-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2752-220-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2752-177-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/2752-257-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2752-156-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/3032-243-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3032-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB