Analysis

  • max time kernel
    119s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19-12-2024 02:04

General

  • Target

    6ef7878a37352b1f79885a37a34e4b8ad4cc968f2d8bcb43c58eceb02d4c4f47.exe

  • Size

    326KB

  • MD5

    2ce8b3e28aeb6f22eae26295a13b083b

  • SHA1

    771aceddde227acde749787c6a7889c4c6bf771b

  • SHA256

    6ef7878a37352b1f79885a37a34e4b8ad4cc968f2d8bcb43c58eceb02d4c4f47

  • SHA512

    9fb2887abcdf5bf5907dab68c036060ebc258e94657b20b14dbddf994f8165153215e6f41a15b7088e4147d3db096b1d37e1e4b75f302c5281aec18264acf857

  • SSDEEP

    3072:h0e2A0wxDqUpM5scww4chO+O1BmP5DG0sg3i4XZ9WvDZHwdRX/L+gP38XV7:h0sxD5cwohO+O1sVG0/pZ6iPC80

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 24 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\6ef7878a37352b1f79885a37a34e4b8ad4cc968f2d8bcb43c58eceb02d4c4f47.exe
    "C:\Users\Admin\AppData\Local\Temp\6ef7878a37352b1f79885a37a34e4b8ad4cc968f2d8bcb43c58eceb02d4c4f47.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1916
    • C:\Users\Admin\AppData\Local\Temp\6ef7878a37352b1f79885a37a34e4b8ad4cc968f2d8bcb43c58eceb02d4c4f47.exe
      "C:\Users\Admin\AppData\Local\Temp\6ef7878a37352b1f79885a37a34e4b8ad4cc968f2d8bcb43c58eceb02d4c4f47.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\BGVUI.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1092
        • 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:1720
      • 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:1280
        • 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:3008
        • 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:1920

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    326KB

    MD5

    0e57a3ee2691b2d2975a0dc8a282fffe

    SHA1

    361d6a6fdf41c1a7865e0828a794571b90e20473

    SHA256

    16a1c25f582910d867d1a6d39e3e13386bac359257b1875dfb7bd353609d0376

    SHA512

    d453a3023342255fab3adb80a4cb2f2675da8b1aeb89c7881d24e8f7fb5c06ab5565469e1b280a1c910d20eb2d2031ff549c589e86522f7bf12b95fb59cb061b

  • memory/1280-250-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/1280-248-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/1280-176-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/1280-184-0x0000000000460000-0x0000000000461000-memory.dmp

    Filesize

    4KB

  • memory/1280-213-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/1280-165-0x00000000003C0000-0x00000000003C1000-memory.dmp

    Filesize

    4KB

  • memory/1280-155-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/1916-60-0x00000000005A0000-0x00000000005A1000-memory.dmp

    Filesize

    4KB

  • memory/1916-5-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/1916-0-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/1916-40-0x0000000000560000-0x0000000000561000-memory.dmp

    Filesize

    4KB

  • memory/1916-28-0x0000000000360000-0x0000000000361000-memory.dmp

    Filesize

    4KB

  • memory/1916-80-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/1916-102-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/1916-3-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/1916-98-0x0000000002750000-0x00000000027A4000-memory.dmp

    Filesize

    336KB

  • memory/1916-70-0x00000000005D0000-0x00000000005D1000-memory.dmp

    Filesize

    4KB

  • memory/1916-25-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/1916-78-0x00000000005F0000-0x00000000005F2000-memory.dmp

    Filesize

    8KB

  • memory/1916-15-0x0000000000340000-0x0000000000341000-memory.dmp

    Filesize

    4KB

  • memory/1916-81-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/1916-91-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/1916-88-0x0000000000400000-0x0000000000454000-memory.dmp

    Filesize

    336KB

  • memory/1920-249-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1920-260-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2668-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-146-0x0000000003230000-0x0000000003284000-memory.dmp

    Filesize

    336KB

  • memory/2668-152-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-148-0x0000000003230000-0x0000000003284000-memory.dmp

    Filesize

    336KB

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

    Filesize

    44KB

  • memory/2668-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-210-0x0000000003230000-0x0000000003284000-memory.dmp

    Filesize

    336KB

  • memory/2668-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2668-147-0x0000000003230000-0x0000000003284000-memory.dmp

    Filesize

    336KB

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

    Filesize

    44KB

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

    Filesize

    44KB

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

    Filesize

    44KB

  • memory/2668-99-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2668-254-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3008-257-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3008-244-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB