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Analysis

  • max time kernel
    118s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19/12/2024, 11:37

General

  • Target

    65948108b6444f3f05c9ddc6a5170febd79ee525217a18e76ed082d2db427a7e.exe

  • Size

    90KB

  • MD5

    6e4019d06b658802b7419cb005033b65

  • SHA1

    01920ec746a6a5ddcf361614b920b260fe16a422

  • SHA256

    65948108b6444f3f05c9ddc6a5170febd79ee525217a18e76ed082d2db427a7e

  • SHA512

    2a1675a1139343d3a4fae3403c5a3487b10d1f94c9cfc488e258a32b82a3000cdafc9dda4f5b896b9f98dce9feab1b51fd7b85e501b04bde4453c74ef04674c7

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oD6:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3A

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 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\65948108b6444f3f05c9ddc6a5170febd79ee525217a18e76ed082d2db427a7e.exe
    "C:\Users\Admin\AppData\Local\Temp\65948108b6444f3f05c9ddc6a5170febd79ee525217a18e76ed082d2db427a7e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2692
    • C:\Users\Admin\AppData\Local\Temp\65948108b6444f3f05c9ddc6a5170febd79ee525217a18e76ed082d2db427a7e.exe
      "C:\Users\Admin\AppData\Local\Temp\65948108b6444f3f05c9ddc6a5170febd79ee525217a18e76ed082d2db427a7e.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1064
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\OFEPM.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2756
        • 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:2664
      • 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:2132
        • 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:992
        • 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:1912

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    11317a75dd3a0bdf791316415c15f5bb

    SHA1

    efa1310ddf99eafd4487c4f93c6792efe128881f

    SHA256

    47b2b9d24da03fbb7d413984ad180df3938243a48451fa6e94ecc6d3e4a755db

    SHA512

    ad19c3d57b1360ffa94fa3514b2d5b5d55dc4fdcaf5e33a84271931a8e4ff8c829392533343d318ee21ee8fd54d9714ca2e6d06e0b9aa62ff73deb6b14c9c72f

  • memory/992-267-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1064-151-0x0000000001FA0000-0x0000000001FF3000-memory.dmp

    Filesize

    332KB

  • memory/1064-112-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1064-102-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1064-110-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1064-155-0x0000000001FA0000-0x0000000001FF3000-memory.dmp

    Filesize

    332KB

  • memory/1064-108-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1064-250-0x0000000001FA0000-0x0000000001FF3000-memory.dmp

    Filesize

    332KB

  • memory/1064-100-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1064-98-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1064-252-0x0000000001FA0000-0x0000000001FF3000-memory.dmp

    Filesize

    332KB

  • memory/1064-154-0x0000000001FA0000-0x0000000001FF3000-memory.dmp

    Filesize

    332KB

  • memory/1064-265-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1064-153-0x0000000001FA0000-0x0000000001FF3000-memory.dmp

    Filesize

    332KB

  • memory/1064-96-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1064-111-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1064-248-0x0000000001FA0000-0x0000000001FF3000-memory.dmp

    Filesize

    332KB

  • memory/1064-152-0x0000000001FA0000-0x0000000001FF3000-memory.dmp

    Filesize

    332KB

  • memory/1064-224-0x0000000001FA0000-0x0000000001FF3000-memory.dmp

    Filesize

    332KB

  • memory/1064-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1064-160-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1912-260-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1912-270-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2132-163-0x0000000000300000-0x0000000000301000-memory.dmp

    Filesize

    4KB

  • memory/2132-229-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2132-184-0x0000000000340000-0x0000000000341000-memory.dmp

    Filesize

    4KB

  • memory/2132-173-0x0000000000320000-0x0000000000321000-memory.dmp

    Filesize

    4KB

  • memory/2132-157-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2132-257-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-82-0x00000000003A0000-0x00000000003A2000-memory.dmp

    Filesize

    8KB

  • memory/2692-95-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-90-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2692-85-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-35-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-41-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/2692-61-0x0000000000320000-0x0000000000321000-memory.dmp

    Filesize

    4KB

  • memory/2692-69-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-72-0x0000000000340000-0x0000000000341000-memory.dmp

    Filesize

    4KB

  • memory/2692-80-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-81-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-28-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2692-84-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-23-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2692-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2692-106-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2692-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2692-109-0x0000000001E80000-0x0000000001ED3000-memory.dmp

    Filesize

    332KB