Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    28-01-2024 18:35

General

  • Target

    2024-01-28_ac5db4901e463395e766fe54ef86521b_mafia.exe

  • Size

    465KB

  • MD5

    ac5db4901e463395e766fe54ef86521b

  • SHA1

    b3eda34a0945d11291cf972eb899fafde57ff99d

  • SHA256

    24928648e91780743a588ea43ed7bf5586f34639c5b77d17023ed292d631cee0

  • SHA512

    6d7245eb473294ac0fce23d6c5a50bb3baab8370742ae371d5252439301e64c34b81c433946cd08e6aaa7f72035cb112be03e2bd344e4eeedd9cc4d7aca82e6a

  • SSDEEP

    12288:Bb4bZudi79LyZ7FthCZVD+zMMfTi5LpNA:Bb4bcdkLy1FWczMh

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\2024-01-28_ac5db4901e463395e766fe54ef86521b_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-01-28_ac5db4901e463395e766fe54ef86521b_mafia.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2212
    • C:\Users\Admin\AppData\Local\Temp\AF9.tmp
      "C:\Users\Admin\AppData\Local\Temp\AF9.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-01-28_ac5db4901e463395e766fe54ef86521b_mafia.exe F4D340362429D4AE29D7D2648E1373229A73A7E8255904C4CAEA9D837D883867928B2EC8E5D8578678AA3AE6637D6803668CE8F608F0BAE3558B4BF094F4C3D5
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:2232
      • 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\2024-01-28_ac5db4901e463395e766fe54ef86521b_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:2044
        • C:\Windows\splwow64.exe
          C:\Windows\splwow64.exe 12288
          4⤵
            PID:2584

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\2024-01-28_ac5db4901e463395e766fe54ef86521b_mafia.doc

      Filesize

      35KB

      MD5

      a6b03fc9e5439b7504ba08010a960962

      SHA1

      e93a74f35ac1ed020158642eb1f2087fd31fc7c6

      SHA256

      b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1

      SHA512

      decbe4fa7eec0833a27acbde8b4de099124aa42e551f710fb615e6fc5aa0056ce9e44fc282e4930b1a669a1e012700b2c79cebc8a7b8ee4c66cfc29c800cddd0

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

      Filesize

      20KB

      MD5

      77878df4b67d567dccc40b222d2576a7

      SHA1

      c8640c45fecf950059fd17dbcfe4966570d4c173

      SHA256

      0851acd0a9d5e168f87c281d0bd45059bc32122704bc8e681e717f3178c7a7a3

      SHA512

      770443e0a0f2b07253c3beda2aadac3ee5a6601b5793679fa9c763f927edf27a009626a504ac89b411902a06f0097fd49a08ff2a5824865b4ffcd100a938cbe4

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

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • \Users\Admin\AppData\Local\Temp\AF9.tmp

      Filesize

      465KB

      MD5

      49f0bd656fc6b4c460c2384448c89230

      SHA1

      00f304d808a8a61d5ea2968f2e171236a459b3f4

      SHA256

      e1f3ad63389bdd2a3b244cf05d4bba68034b2914c83d91108de4173f6dbba74a

      SHA512

      2300c3b7663a2d0b58db43417d9ebc3979da95e36a9d3218599fbf70166a7d0d8b848a7f335165f39e1bdfccb15f70853641d28d9f9b23b856f4570758561073

    • memory/2044-7-0x000000002F0F1000-0x000000002F0F2000-memory.dmp

      Filesize

      4KB

    • memory/2044-8-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2044-9-0x00000000716ED000-0x00000000716F8000-memory.dmp

      Filesize

      44KB

    • memory/2044-28-0x00000000716ED000-0x00000000716F8000-memory.dmp

      Filesize

      44KB

    • memory/2044-43-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB