Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    22-11-2024 22:25

General

  • Target

    50a0bdbe5be99c4f4539384de870bbe4ddca93780643d79b230f25b9380ea4c5.exe

  • Size

    90KB

  • MD5

    6104adac9d4ead244d87d7898a5dc440

  • SHA1

    48928e475c6033b5d8b0015ba1de8458ab721be6

  • SHA256

    50a0bdbe5be99c4f4539384de870bbe4ddca93780643d79b230f25b9380ea4c5

  • SHA512

    51bc9f77fc8bcc7b162bc2744ae654d0793f2a8446e8c3b2dc8f53aff52feeb12a4391b7a2931ce08c0112d1ce9ab033ff409fe4134c5405fd9f1f13b80301f5

  • 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 23 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\50a0bdbe5be99c4f4539384de870bbe4ddca93780643d79b230f25b9380ea4c5.exe
    "C:\Users\Admin\AppData\Local\Temp\50a0bdbe5be99c4f4539384de870bbe4ddca93780643d79b230f25b9380ea4c5.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1304
    • C:\Users\Admin\AppData\Local\Temp\50a0bdbe5be99c4f4539384de870bbe4ddca93780643d79b230f25b9380ea4c5.exe
      "C:\Users\Admin\AppData\Local\Temp\50a0bdbe5be99c4f4539384de870bbe4ddca93780643d79b230f25b9380ea4c5.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2840
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\YAWVM.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3040
        • 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:2664
      • 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:2876
        • 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:1784
        • 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:848

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    3e36c0f328289b85f9b811f1660a7ab9

    SHA1

    76524b230eb18bcaeaaf0ff35d156b7ea86dee4c

    SHA256

    61d062620b5295d5e213f2ba93ab942e32224fe541ffbd771f9f1cbf800c6487

    SHA512

    6351779845020adc207b531e6521617b2752f1aa6ce834de6aa3dabd8eb6e378931e39d158b32e2611263f109057db8a163cd68d321bc76254d6fe01fb798e14

  • memory/848-250-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/848-262-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1304-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/1304-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1304-71-0x0000000000380000-0x0000000000381000-memory.dmp

    Filesize

    4KB

  • memory/1304-90-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1304-87-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1304-79-0x00000000003A0000-0x00000000003A2000-memory.dmp

    Filesize

    8KB

  • memory/1304-61-0x0000000000360000-0x0000000000361000-memory.dmp

    Filesize

    4KB

  • memory/1304-41-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/1304-29-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/1304-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1304-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1304-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1304-106-0x0000000000820000-0x0000000000873000-memory.dmp

    Filesize

    332KB

  • memory/1304-101-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1304-15-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/1784-238-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1784-259-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2840-97-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2840-103-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2840-91-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2840-95-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2840-135-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/2840-102-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2840-150-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/2840-149-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/2840-153-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2840-99-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2840-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2840-93-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2840-258-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2840-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2840-248-0x0000000003270000-0x00000000032C3000-memory.dmp

    Filesize

    332KB

  • memory/2876-166-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/2876-254-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2876-249-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2876-177-0x0000000000890000-0x0000000000891000-memory.dmp

    Filesize

    4KB

  • memory/2876-211-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2876-156-0x00000000003D0000-0x00000000003D1000-memory.dmp

    Filesize

    4KB