Analysis

  • max time kernel
    149s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    07-11-2024 03:06

General

  • Target

    ac543ed1a2faf53bbcecc478d7b7e1644ab57973940e48d875b99ce6844006f1.exe

  • Size

    90KB

  • MD5

    97ad2390ab5a5dcf61015ed33f9a1c64

  • SHA1

    59f4a4565161a04e0327ef26876ec329c8392e15

  • SHA256

    ac543ed1a2faf53bbcecc478d7b7e1644ab57973940e48d875b99ce6844006f1

  • SHA512

    412a3b1c678c10519a36a99eb9c31159607e7d228563f73fe3fc192b3086a5b0bf68b4a365cc0aeb8215453cdef668b1fc88785a6bb49eaaa8cc9ac362635c27

  • 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\ac543ed1a2faf53bbcecc478d7b7e1644ab57973940e48d875b99ce6844006f1.exe
    "C:\Users\Admin\AppData\Local\Temp\ac543ed1a2faf53bbcecc478d7b7e1644ab57973940e48d875b99ce6844006f1.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2308
    • C:\Users\Admin\AppData\Local\Temp\ac543ed1a2faf53bbcecc478d7b7e1644ab57973940e48d875b99ce6844006f1.exe
      "C:\Users\Admin\AppData\Local\Temp\ac543ed1a2faf53bbcecc478d7b7e1644ab57973940e48d875b99ce6844006f1.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2724
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\WWJLG.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1624
        • 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:2868
      • 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:1348
        • 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:2332
        • 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:2592

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    32777ecba6dae0f1bd9225d2979f8ab7

    SHA1

    983dd129e05659b386aeeac6a364f1cbfeabc34e

    SHA256

    4f31b7e51930f765a8d9916b6e2bab6cd2b6ce07fc80240133976d3fec36d228

    SHA512

    608efcda43a145dca88fbb448a96d2ead5c98bdbd636afccff5e7bc6124f4132636bbbbfef44a0cf802c0882cd50d207a4d3fb82f9962ae87270770a4f7c4497

  • memory/1348-249-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1348-166-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/1348-177-0x00000000002C0000-0x00000000002C1000-memory.dmp

    Filesize

    4KB

  • memory/1348-216-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1348-156-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1348-150-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2308-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2308-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2308-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2308-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2308-61-0x00000000003A0000-0x00000000003A1000-memory.dmp

    Filesize

    4KB

  • memory/2308-104-0x0000000001E30000-0x0000000001E83000-memory.dmp

    Filesize

    332KB

  • memory/2308-41-0x0000000000320000-0x0000000000321000-memory.dmp

    Filesize

    4KB

  • memory/2308-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2308-100-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2308-15-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2308-29-0x0000000000300000-0x0000000000301000-memory.dmp

    Filesize

    4KB

  • memory/2308-79-0x00000000003E0000-0x00000000003E2000-memory.dmp

    Filesize

    8KB

  • memory/2308-89-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2308-71-0x00000000003C0000-0x00000000003C1000-memory.dmp

    Filesize

    4KB

  • memory/2332-259-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2592-258-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2724-147-0x0000000003150000-0x00000000031A3000-memory.dmp

    Filesize

    332KB

  • memory/2724-212-0x0000000003150000-0x00000000031A3000-memory.dmp

    Filesize

    332KB

  • memory/2724-90-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-148-0x0000000003150000-0x00000000031A3000-memory.dmp

    Filesize

    332KB

  • memory/2724-146-0x0000000003150000-0x00000000031A3000-memory.dmp

    Filesize

    332KB

  • memory/2724-153-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-92-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-215-0x0000000003150000-0x00000000031A3000-memory.dmp

    Filesize

    332KB

  • memory/2724-133-0x0000000003150000-0x00000000031A3000-memory.dmp

    Filesize

    332KB

  • memory/2724-211-0x0000000003150000-0x00000000031A3000-memory.dmp

    Filesize

    332KB

  • memory/2724-96-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2724-98-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-257-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-102-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2724-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB