Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    23/02/2024, 06:38

General

  • Target
    2024-02-23_499e5b8cae40a9032bf333f3aa590b25_mafia.exe
  • Size 465KB
  • Sample240223-heaqlsch3x
  • SHA256 ac3b8b5add3595d3e15691e927183861ba987ede3034dd901dae7f2b0db2540c
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-02-23_499e5b8cae40a9032bf333f3aa590b25_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-23_499e5b8cae40a9032bf333f3aa590b25_mafia.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2176
    • C:\Users\Admin\AppData\Local\Temp\1027.tmp
      "C:\Users\Admin\AppData\Local\Temp\1027.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-02-23_499e5b8cae40a9032bf333f3aa590b25_mafia.exe 51218F1A84ACD0D24DE24ABE037BA583C2840B25D13E2EF19DD90F1F7BD77E3912F8EB1B09A4C750F35F4C45396CC64C91131CB1C23B2CB2A18BE52829279D9D
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:2324
      • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
        "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\2024-02-23_499e5b8cae40a9032bf333f3aa590b25_mafia.doc"
        3⤵
        • Drops file in Windows directory
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: AddClipboardFormatListener
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2040
        • C:\Windows\splwow64.exe
          C:\Windows\splwow64.exe 12288
          4⤵
            PID:356

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          1027.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\1027.tmp
          • Size 465KB
          • SHA256 9d294b458b751980bba4184fa8f6fb9e2d7e8962459d0682e1d35ff4f03fac62
          • MD5 SHA1 SHA512 SSDEEP

          2024-02-23_499e5b8cae40a9032bf333f3aa590b25_mafia.doc

          • Path C:\Users\Admin\AppData\Local\Temp\2024-02-23_499e5b8cae40a9032bf333f3aa590b25_mafia.doc
          • Size 35KB
          • SHA256 b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1
          • MD5 SHA1 SHA512 SSDEEP

          Normal.dotm

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm
          • Size 20KB
          • SHA256 e9812dcef309cab42dcfa50498b86dbfd65cc53c4d88d694e89dfce47b46f4ea
          • MD5 SHA1 SHA512 SSDEEP

          ExcludeDictionaryEN0409.lex

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryEN0409.lex
          • Size 2B
          • SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
          • MD5 SHA1 SHA512

          memory/2040-7-0x000000002F571000-0x000000002F572000-memory.dmp

          memory/2040-8-0x000000005FFF0000-0x0000000060000000-memory.dmp

          memory/2040-9-0x0000000070FCD000-0x0000000070FD8000-memory.dmp

          memory/2040-28-0x0000000070FCD000-0x0000000070FD8000-memory.dmp

          memory/2040-43-0x000000005FFF0000-0x0000000060000000-memory.dmp