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Analysis

  • max time kernel
    119s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    16/12/2024, 07:01

General

  • Target

    187d5ee6f8ef5db1e34f4e5297b84b1ba7ba408e10bf677822f51cd8368bdaacN.exe

  • Size

    90KB

  • MD5

    fa869ae167ba8fcce07caf5c63205f40

  • SHA1

    33c4f0d20fa5db11c85255cd08e7867122ae4637

  • SHA256

    187d5ee6f8ef5db1e34f4e5297b84b1ba7ba408e10bf677822f51cd8368bdaac

  • SHA512

    c31248ea9d75eb2005f296e1411c4aec9660d3c0078631312939adc6c4d0382d6bffc7dc6daa030f054a47a477b7fe80fb502fab5e0947c691207d347a416288

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDG:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3o

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • Modiloader family
  • ModiLoader Second Stage 2 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 22 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\187d5ee6f8ef5db1e34f4e5297b84b1ba7ba408e10bf677822f51cd8368bdaacN.exe
    "C:\Users\Admin\AppData\Local\Temp\187d5ee6f8ef5db1e34f4e5297b84b1ba7ba408e10bf677822f51cd8368bdaacN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1260
    • C:\Users\Admin\AppData\Local\Temp\187d5ee6f8ef5db1e34f4e5297b84b1ba7ba408e10bf677822f51cd8368bdaacN.exe
      "C:\Users\Admin\AppData\Local\Temp\187d5ee6f8ef5db1e34f4e5297b84b1ba7ba408e10bf677822f51cd8368bdaacN.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2592
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\EIDLW.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1792
        • 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:2344
      • 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:472
        • 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:1360
        • 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:1772

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    4f57a248863f4113a14196d5dfaa8c8d

    SHA1

    e6fa267276f7973deba8752db139c79d1d3171ed

    SHA256

    a8438bd8c8f0afd79658ab3dd612ea38a370deedd758f4a8745b0342b5413e79

    SHA512

    401d472d54d7b4d8b9fe0fea2dc7f61b240f442493223ec925b1d275e1ee4d06ca6882cebf56dbb7d8772c0160602d61e98beae41ecfd454ec780652dae762b4

  • memory/472-251-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/472-179-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/472-215-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/472-168-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/472-158-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1260-81-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1260-91-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1260-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1260-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1260-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1260-79-0x00000000003E0000-0x00000000003E2000-memory.dmp

    Filesize

    8KB

  • memory/1260-78-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1260-70-0x00000000003C0000-0x00000000003C1000-memory.dmp

    Filesize

    4KB

  • memory/1260-60-0x00000000003A0000-0x00000000003A1000-memory.dmp

    Filesize

    4KB

  • memory/1260-40-0x00000000002E0000-0x00000000002E1000-memory.dmp

    Filesize

    4KB

  • memory/1260-28-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/1260-154-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1260-23-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/1260-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/1260-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1260-102-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1360-262-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1772-257-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1772-263-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2592-100-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2592-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2592-148-0x0000000003260000-0x00000000032B3000-memory.dmp

    Filesize

    332KB

  • memory/2592-135-0x0000000003260000-0x00000000032B3000-memory.dmp

    Filesize

    332KB

  • memory/2592-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2592-155-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2592-105-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2592-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2592-92-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2592-149-0x0000000003260000-0x00000000032B3000-memory.dmp

    Filesize

    332KB

  • memory/2592-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2592-150-0x0000000003260000-0x00000000032B3000-memory.dmp

    Filesize

    332KB

  • memory/2592-256-0x0000000003260000-0x00000000032B3000-memory.dmp

    Filesize

    332KB

  • memory/2592-254-0x0000000003260000-0x00000000032B3000-memory.dmp

    Filesize

    332KB

  • memory/2592-253-0x0000000003260000-0x00000000032B3000-memory.dmp

    Filesize

    332KB

  • memory/2592-252-0x0000000003260000-0x00000000032B3000-memory.dmp

    Filesize

    332KB

  • memory/2592-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2592-107-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2592-98-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB