Analysis

  • max time kernel
    118s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30-12-2024 14:12

General

  • Target

    cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe

  • Size

    90KB

  • MD5

    4a70da67f4ce5dca05daf0a32fe99570

  • SHA1

    40feb0874ab5cafb6e9bc6e53b46b39460589343

  • SHA256

    cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56

  • SHA512

    2770304ea6da9e3cdf2d7d0e4ccae11d6dce9544b902ed21fc9d6a30afa28499a08a7f070a857b51e367f129afbad6de600d780a7b6a8dcf7cd5b921cc4f007b

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDZ:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3n

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 27 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\cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe
    "C:\Users\Admin\AppData\Local\Temp\cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3036
    • C:\Users\Admin\AppData\Local\Temp\cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.exe
      "C:\Users\Admin\AppData\Local\Temp\cfeb2161f4ea09ed04724be72feb5accfc782ad59ac0184024aa81db7cfb5a56N.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\UQEQC.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1868
        • 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:2020
      • 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:2008
        • 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:552
        • 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:2156

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    e1de7bfa067ecaf388743215228d10c4

    SHA1

    acb73447d990b74595b6198172bde453cf2a9cf4

    SHA256

    70dc8cbee80bf082eccb272664b6d375e7b3a8911e5d92638361645a4b8ee453

    SHA512

    eee22d3ef8ee4742bed3b1170235a53cac415eb60ac1e1abdbfac6d0b1b14d25169ca9617dc598c99b15ea72e816eef85be0810d1ecb19706938afd6641b9c35

  • memory/552-263-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/552-261-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2008-255-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2008-219-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2008-155-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2156-264-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2156-262-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2648-151-0x00000000027E0000-0x0000000002833000-memory.dmp

    Filesize

    332KB

  • memory/2648-112-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

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

    Filesize

    44KB

  • memory/2648-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2648-259-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2648-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

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

    Filesize

    44KB

  • memory/2648-216-0x00000000027D0000-0x0000000002823000-memory.dmp

    Filesize

    332KB

  • memory/2648-106-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2648-158-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

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

    Filesize

    44KB

  • memory/2648-149-0x00000000027D0000-0x0000000002823000-memory.dmp

    Filesize

    332KB

  • memory/2648-150-0x00000000027E0000-0x0000000002833000-memory.dmp

    Filesize

    332KB

  • memory/2648-152-0x00000000027E0000-0x0000000002833000-memory.dmp

    Filesize

    332KB

  • memory/2648-153-0x00000000027D0000-0x0000000002823000-memory.dmp

    Filesize

    332KB

  • memory/2648-102-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2648-100-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3036-79-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3036-78-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3036-76-0x0000000000290000-0x0000000000390000-memory.dmp

    Filesize

    1024KB

  • memory/3036-27-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/3036-39-0x0000000000470000-0x0000000000471000-memory.dmp

    Filesize

    4KB

  • memory/3036-46-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/3036-55-0x0000000000290000-0x0000000000390000-memory.dmp

    Filesize

    1024KB

  • memory/3036-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3036-60-0x00000000004B0000-0x00000000004B1000-memory.dmp

    Filesize

    4KB

  • memory/3036-15-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/3036-104-0x00000000024C0000-0x0000000002513000-memory.dmp

    Filesize

    332KB

  • memory/3036-80-0x0000000001C20000-0x0000000001C22000-memory.dmp

    Filesize

    8KB

  • memory/3036-82-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3036-83-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3036-88-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3036-93-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3036-70-0x0000000001C00000-0x0000000001C01000-memory.dmp

    Filesize

    4KB

  • memory/3036-111-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3036-3-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB

  • memory/3036-5-0x00000000001C0000-0x00000000001C1000-memory.dmp

    Filesize

    4KB