Analysis

  • max time kernel
    118s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07-11-2024 04:12

General

  • Target

    c195b85bef82786b8092fa93fbac96d3e62257a7f7a78e23cf13a75f48eb973eN.exe

  • Size

    90KB

  • MD5

    9d90a42a0f9709f28d7ee9555d632bd0

  • SHA1

    65bac6839d8714979cd1b0af8d1ed09c35225381

  • SHA256

    c195b85bef82786b8092fa93fbac96d3e62257a7f7a78e23cf13a75f48eb973e

  • SHA512

    920088f9313d345ee6ce5f28a0c6ee828f9ab674e4748c004212d94e695b827f9753e4bffeae5b08b7b20f1eb189abe35e51da7bd94c7dec4a161c6fda6a6c74

  • 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 20 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\c195b85bef82786b8092fa93fbac96d3e62257a7f7a78e23cf13a75f48eb973eN.exe
    "C:\Users\Admin\AppData\Local\Temp\c195b85bef82786b8092fa93fbac96d3e62257a7f7a78e23cf13a75f48eb973eN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2380
    • C:\Users\Admin\AppData\Local\Temp\c195b85bef82786b8092fa93fbac96d3e62257a7f7a78e23cf13a75f48eb973eN.exe
      "C:\Users\Admin\AppData\Local\Temp\c195b85bef82786b8092fa93fbac96d3e62257a7f7a78e23cf13a75f48eb973eN.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2668
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\QVRFR.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2544
        • 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:1792
      • 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:1240
        • 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:856
        • 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:692

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    0951e92ad8b606696059dc3b3a7fd5b7

    SHA1

    78dafd2f15562671364c4553683890dde8db0ccf

    SHA256

    0ac0ec4a406b121a51710829e6e4b5645d51906282bdf077b4b05d1974bae07a

    SHA512

    cbdd9fd91724abd73c6a7e0db764c2cb4ee331dce6eaf86c30db7866fa398d40d43a4a1a85a3893e81c5cc60b84f75405cbd05762f88c7c5c32cf4876a1e6062

  • memory/692-260-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/692-248-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/856-259-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1240-156-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/1240-166-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/1240-253-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1240-232-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1240-177-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/2380-41-0x0000000000460000-0x0000000000461000-memory.dmp

    Filesize

    4KB

  • memory/2380-61-0x00000000004A0000-0x00000000004A1000-memory.dmp

    Filesize

    4KB

  • memory/2380-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2380-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2380-18-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2380-105-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2380-15-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2380-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2380-89-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2380-79-0x00000000004E0000-0x00000000004E2000-memory.dmp

    Filesize

    8KB

  • memory/2380-29-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2380-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2380-71-0x00000000004C0000-0x00000000004C1000-memory.dmp

    Filesize

    4KB

  • memory/2668-96-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2668-90-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-147-0x0000000003340000-0x0000000003393000-memory.dmp

    Filesize

    332KB

  • memory/2668-146-0x0000000003340000-0x0000000003393000-memory.dmp

    Filesize

    332KB

  • memory/2668-133-0x0000000003340000-0x0000000003393000-memory.dmp

    Filesize

    332KB

  • memory/2668-153-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-149-0x0000000003340000-0x0000000003393000-memory.dmp

    Filesize

    332KB

  • memory/2668-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-256-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-148-0x0000000003340000-0x0000000003393000-memory.dmp

    Filesize

    332KB

  • memory/2668-250-0x0000000003340000-0x0000000003393000-memory.dmp

    Filesize

    332KB

  • memory/2668-99-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-247-0x0000000003340000-0x0000000003393000-memory.dmp

    Filesize

    332KB

  • memory/2668-245-0x0000000003340000-0x0000000003393000-memory.dmp

    Filesize

    332KB

  • memory/2668-103-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-92-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB