Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-11-2024 04:27

General

  • Target

    a6bed24b4dc22631c1ce3d6d1dfd73909482f3a98be2c8346e984ca14d9491fc.exe

  • Size

    326KB

  • MD5

    af9ea2a8ca6557a26b57613e66f6999b

  • SHA1

    13d8c03b7a95ab3ca775aa6a7cad76ab7350d867

  • SHA256

    a6bed24b4dc22631c1ce3d6d1dfd73909482f3a98be2c8346e984ca14d9491fc

  • SHA512

    0d9d28675634b15c3fe7941ff94eb86589096738a1e32c686d82c3d1c8aeb3672e551674f6a6b6d8694ee68cd41b8ff8eb9174030fae67645f4cbc2ecf08c01a

  • SSDEEP

    3072:h0e2A0wxDqUpM5scww4chO+O1BmP5DG0sg3i4XZ9WvDZHwdRX/L+gP38XV:h0sxD5cwohO+O1sVG0/pZ6iPC8

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modiloader family
  • ModiLoader Second Stage 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 3 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 33 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a6bed24b4dc22631c1ce3d6d1dfd73909482f3a98be2c8346e984ca14d9491fc.exe
    "C:\Users\Admin\AppData\Local\Temp\a6bed24b4dc22631c1ce3d6d1dfd73909482f3a98be2c8346e984ca14d9491fc.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4744
    • C:\Users\Admin\AppData\Local\Temp\a6bed24b4dc22631c1ce3d6d1dfd73909482f3a98be2c8346e984ca14d9491fc.exe
      "C:\Users\Admin\AppData\Local\Temp\a6bed24b4dc22631c1ce3d6d1dfd73909482f3a98be2c8346e984ca14d9491fc.exe"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2008
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\SEMDV.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4700
        • 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:3612
      • 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:2344
        • 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:1228
        • 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:1092

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\SEMDV.txt

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    326KB

    MD5

    f9e662012c830caddf4d8b7c5302f3dd

    SHA1

    1d4901d759f28e2e2764614dc31fc900e89d0b95

    SHA256

    0d9974e643bf93c6af560b46b90694dd085994e0b55e831672ba076e717f141d

    SHA512

    3da717242d57380ffa004365ec61e6444ca1975b3c6a085da5e2601e2c269a6bf2ded4b3bf3eb8897c79b350d750600099d66b0304998c324c65f7fe615384a7

  • memory/1092-61-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1092-57-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1092-55-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1092-54-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1092-52-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1092-47-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1228-60-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2008-12-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2008-40-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2008-10-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2008-58-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2008-8-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2344-56-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/2344-36-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/2344-41-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/2344-42-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/4744-0-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/4744-6-0x0000000002330000-0x0000000002332000-memory.dmp

    Filesize

    8KB

  • memory/4744-5-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/4744-13-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/4744-4-0x0000000002310000-0x0000000002312000-memory.dmp

    Filesize

    8KB

  • memory/4744-3-0x0000000002300000-0x0000000002302000-memory.dmp

    Filesize

    8KB