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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
    20/12/2024, 03:07

General

  • Target

    f7c2575a19f755912dba0440091490163cfe444ade15d0ac71456025763e680dN.exe

  • Size

    90KB

  • MD5

    b1c57c2a00d8f982d0ed1b9837f6ea80

  • SHA1

    e43c9ea8b2cdc1281bda8e20123ce1fa2a25cde2

  • SHA256

    f7c2575a19f755912dba0440091490163cfe444ade15d0ac71456025763e680d

  • SHA512

    b21866fa5d8abe9c0b8ff09be0ae1dc9a98fe7f3de5f6f47dba5844bd745d01ef1ae652ef718a48f70c8583ad37d3797219b1db5720ca5b5328a95af7154133f

  • SSDEEP

    1536:UiYwjQt6QJvzZsgDIWzm/xsXfv+hYhyQQyV5uv4JBrB7w5VRGulTG1ZCL8nj1oDb:0wjZQJvzZsgsW6/Afv+hYfQIm4/rdE3p

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 20 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\f7c2575a19f755912dba0440091490163cfe444ade15d0ac71456025763e680dN.exe
    "C:\Users\Admin\AppData\Local\Temp\f7c2575a19f755912dba0440091490163cfe444ade15d0ac71456025763e680dN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2476
    • C:\Users\Admin\AppData\Local\Temp\f7c2575a19f755912dba0440091490163cfe444ade15d0ac71456025763e680dN.exe
      "C:\Users\Admin\AppData\Local\Temp\f7c2575a19f755912dba0440091490163cfe444ade15d0ac71456025763e680dN.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2772
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\AONHQ.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1620
        • 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:1060
        • 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:3004
        • 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:2136

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    145B

    MD5

    4eb61ec7816c34ec8c125acadc57ec1b

    SHA1

    b0015cc865c0bb1a027be663027d3829401a31cc

    SHA256

    08375cdb2e9819391f67f71e9718c15b48d3eaa452c54bd8fdd1f6a42e899aff

    SHA512

    f289f01d996dd643560370be8cdf8894e9a676ca3813f706c01ef5d705b9b18246c6cadf10d96edd433a616637b8a78fbd23c5738e76f1c4e671977b6d0cb6c1

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

    Filesize

    90KB

    MD5

    9df573cd5cb1bb74185e56f4b91e4570

    SHA1

    fc0a9923486b2004d4ccc04783a94fd1c5a945b2

    SHA256

    24ebfd1562dd499be2e31da98481f19ca0fbabed56777c3ca1092c9770d631a4

    SHA512

    bc08c85585849c52221edcc1a88929b3bbdd29e1ff4a9d4b5b5ad2689297dc2740cbe33af0fcad3e510eb5a8b9fd627c5e886d0d0521e804ea7ef86c4c4b2ed5

  • memory/1060-247-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1060-244-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1060-166-0x0000000000200000-0x0000000000201000-memory.dmp

    Filesize

    4KB

  • memory/1060-177-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/1060-212-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/1060-156-0x00000000001D0000-0x00000000001D1000-memory.dmp

    Filesize

    4KB

  • memory/1060-150-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2136-261-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2136-245-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2476-71-0x0000000002440000-0x0000000002441000-memory.dmp

    Filesize

    4KB

  • memory/2476-29-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/2476-3-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2476-5-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2476-15-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2476-19-0x0000000000404000-0x0000000000405000-memory.dmp

    Filesize

    4KB

  • memory/2476-26-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2476-41-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB

  • memory/2476-79-0x0000000002460000-0x0000000002462000-memory.dmp

    Filesize

    8KB

  • memory/2476-0-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2476-89-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2476-106-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2476-61-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/2476-99-0x0000000002510000-0x0000000002563000-memory.dmp

    Filesize

    332KB

  • memory/2772-102-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2772-92-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2772-146-0x0000000002620000-0x0000000002673000-memory.dmp

    Filesize

    332KB

  • memory/2772-145-0x0000000002610000-0x0000000002663000-memory.dmp

    Filesize

    332KB

  • memory/2772-153-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2772-104-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2772-147-0x0000000002620000-0x0000000002673000-memory.dmp

    Filesize

    332KB

  • memory/2772-90-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2772-148-0x0000000002620000-0x0000000002673000-memory.dmp

    Filesize

    332KB

  • memory/2772-211-0x0000000002620000-0x0000000002673000-memory.dmp

    Filesize

    332KB

  • memory/2772-94-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2772-252-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2772-96-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2772-98-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2772-101-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/3004-258-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB