Analysis

  • max time kernel
    120s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    02-11-2024 11:48

General

  • Target

    0bb430934da7ec872ee9c77e9be769cb322d4f44e36b989e126128096640b91eN.exe

  • Size

    90KB

  • MD5

    421affee566f78f65e0d565c279905f0

  • SHA1

    36887418a96a495479e51c8186d98b9e5f233316

  • SHA256

    0bb430934da7ec872ee9c77e9be769cb322d4f44e36b989e126128096640b91e

  • SHA512

    a826ae1621e9ac4cd117b0063f0bce5060a4f323e39f7463e64ce38602a211c7ab35d4e5921793c17ff150d99c699ab54000a8c58829efb7c84b59f3a24cf7cb

  • 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 26 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 63 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0bb430934da7ec872ee9c77e9be769cb322d4f44e36b989e126128096640b91eN.exe
    "C:\Users\Admin\AppData\Local\Temp\0bb430934da7ec872ee9c77e9be769cb322d4f44e36b989e126128096640b91eN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3032
    • C:\Users\Admin\AppData\Local\Temp\0bb430934da7ec872ee9c77e9be769cb322d4f44e36b989e126128096640b91eN.exe
      "C:\Users\Admin\AppData\Local\Temp\0bb430934da7ec872ee9c77e9be769cb322d4f44e36b989e126128096640b91eN.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2648
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\YOKJW.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1196
        • 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:2924
      • 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:320
        • 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:972
        • 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:1704

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    c276216bd534f179b53f001a7eda13e2

    SHA1

    8e097e9d231489d27280e362cd63c6689c14a1cf

    SHA256

    c688843667e1bb6947f7d0a1b22bf8900911fb1eda16f8ab5b2d8623a04a2764

    SHA512

    46084d57c8d4d983ec4fc062d80d7e2bf2022c055ad9b0352eb19b0910af54fd4c99166f62cafc1cebea71cc7db7546586aa0cb3d65ea2dd227bfc48cb2025c5

  • memory/320-262-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/320-168-0x0000000000390000-0x0000000000391000-memory.dmp

    Filesize

    4KB

  • memory/320-189-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/320-225-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/320-178-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/320-165-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/972-269-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/972-259-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1704-270-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1704-260-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2648-163-0x0000000002750000-0x00000000027A3000-memory.dmp

    Filesize

    332KB

  • memory/2648-153-0x0000000002750000-0x00000000027A3000-memory.dmp

    Filesize

    332KB

  • memory/2648-111-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2648-110-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2648-267-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2648-98-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2648-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2648-100-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2648-162-0x0000000002750000-0x00000000027A3000-memory.dmp

    Filesize

    332KB

  • memory/2648-113-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2648-160-0x0000000002750000-0x00000000027A3000-memory.dmp

    Filesize

    332KB

  • memory/2648-159-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2648-152-0x0000000002750000-0x00000000027A3000-memory.dmp

    Filesize

    332KB

  • memory/2648-154-0x0000000002750000-0x00000000027A3000-memory.dmp

    Filesize

    332KB

  • memory/2648-155-0x0000000002750000-0x00000000027A3000-memory.dmp

    Filesize

    332KB

  • memory/2648-102-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2648-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3032-81-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3032-84-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3032-42-0x00000000004A0000-0x00000000004A1000-memory.dmp

    Filesize

    4KB

  • memory/3032-62-0x00000000005E0000-0x00000000005E1000-memory.dmp

    Filesize

    4KB

  • memory/3032-68-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3032-73-0x0000000000600000-0x0000000000601000-memory.dmp

    Filesize

    4KB

  • memory/3032-82-0x0000000000620000-0x0000000000622000-memory.dmp

    Filesize

    8KB

  • memory/3032-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3032-105-0x00000000006D0000-0x0000000000723000-memory.dmp

    Filesize

    332KB

  • memory/3032-30-0x0000000000480000-0x0000000000481000-memory.dmp

    Filesize

    4KB

  • memory/3032-85-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3032-94-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3032-95-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3032-18-0x0000000000460000-0x0000000000461000-memory.dmp

    Filesize

    4KB

  • memory/3032-17-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/3032-5-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/3032-109-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3032-7-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/3032-4-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB