Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    18-04-2024 10:42

General

  • Target

    2024-04-18_b13e7c9ca09e14ad325a196a1390c761_mafia.exe

  • Size

    467KB

  • MD5

    b13e7c9ca09e14ad325a196a1390c761

  • SHA1

    691b8ae58b58b4e0831b3663aeb8f6f01fc67d86

  • SHA256

    ed7485305c3063cf7c194516e88ad2217cef714f01bb79410a30684bf606c021

  • SHA512

    f8a02a1e05026470efa1f42dce13675808605daaec9c3426e73da3ee0681b06d3d3338178f6df2ae564fcf53e4ddf1a642526b6438494594af7b8121d98c7874

  • SSDEEP

    12288:Bb4bZudi79LWJQer7E80lyRmGaIFdZrdOPAk:Bb4bcdkLWJzE80lxGaMZrd+

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\2024-04-18_b13e7c9ca09e14ad325a196a1390c761_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-04-18_b13e7c9ca09e14ad325a196a1390c761_mafia.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2096
    • C:\Users\Admin\AppData\Local\Temp\5E75.tmp
      "C:\Users\Admin\AppData\Local\Temp\5E75.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-04-18_b13e7c9ca09e14ad325a196a1390c761_mafia.exe E72DADF526916EF874C948FBEADCA761BD96745F3FA6421FA8AB627A35BC6837F9B4C816B2D67AA8F2E8538ADCBE1109F9F21F4B3038DA50110DC18F3FBBC4B3
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:2356
      • 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\2024-04-18_b13e7c9ca09e14ad325a196a1390c761_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:2544
        • C:\Windows\splwow64.exe
          C:\Windows\splwow64.exe 12288
          4⤵
            PID:2700

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\2024-04-18_b13e7c9ca09e14ad325a196a1390c761_mafia.doc

      Filesize

      35KB

      MD5

      a6b03fc9e5439b7504ba08010a960962

      SHA1

      e93a74f35ac1ed020158642eb1f2087fd31fc7c6

      SHA256

      b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1

      SHA512

      decbe4fa7eec0833a27acbde8b4de099124aa42e551f710fb615e6fc5aa0056ce9e44fc282e4930b1a669a1e012700b2c79cebc8a7b8ee4c66cfc29c800cddd0

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

      Filesize

      20KB

      MD5

      aa6e756956b63e8aec6f7a889b37ae0c

      SHA1

      39be70c6384d2452c66455acf278e75d9eafe3ae

      SHA256

      4b50e0b7866c679f85875b96ab4c49a7e6e1906ebc6246caed7bd4dd4ea79630

      SHA512

      c96e244c087f673596ee5b7c7178641380bf49ce179fc37073403f04c83c754f5796ee0478ebaa7716ed720e794c23613288a5f27bbe9a14e0b0df07c3d655e4

    • C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryEN0409.lex

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • \Users\Admin\AppData\Local\Temp\5E75.tmp

      Filesize

      467KB

      MD5

      227e0989b64c69bb865f9280c79deb6a

      SHA1

      ddae4d7cb857378fa97584c9c7429abfe2cb32cd

      SHA256

      7c34ee987a8f128648d86ec56b948dd6b2f81359a5910df54759a9df904b0b35

      SHA512

      a97deec57a816b436638dd5586bbdd539a298c2aaaa1ec5a8882070bfc656d32c31e690715d92d2e92e3892a0ca52bc7594e695f262eed3f946de7032dc833cd

    • memory/2544-7-0x000000002F561000-0x000000002F562000-memory.dmp

      Filesize

      4KB

    • memory/2544-8-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2544-9-0x00000000711CD000-0x00000000711D8000-memory.dmp

      Filesize

      44KB

    • memory/2544-28-0x00000000711CD000-0x00000000711D8000-memory.dmp

      Filesize

      44KB

    • memory/2544-43-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2544-44-0x00000000711CD000-0x00000000711D8000-memory.dmp

      Filesize

      44KB