Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    14/02/2024, 03:43

General

  • Target

    2024-02-14_437edec591fce05406cc374345a91fec_mafia.exe

  • Size

    467KB

  • MD5

    437edec591fce05406cc374345a91fec

  • SHA1

    bdd94104880bfac3b7df0cbe03db72a1216c071b

  • SHA256

    cfdf011952ae6a7b4dbf055bd806a47cd73989dfe612848be18e18009da5bbca

  • SHA512

    2b82166a7a6e3a3e44e7b80e54a931bdd3437eea0c4621b5fb4a258c294942da6d73bf9a962d3533a836b8b11c101ae0b9de60ce3a04adcc6aa30e196925cc98

  • SSDEEP

    12288:Bb4bZudi79LXGQZyYs/1gM4Tp8udlo2Atj/tjAk:Bb4bcdkLR8xNgM4Tp9e2aV

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\2024-02-14_437edec591fce05406cc374345a91fec_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-14_437edec591fce05406cc374345a91fec_mafia.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1936
    • C:\Users\Admin\AppData\Local\Temp\43D4.tmp
      "C:\Users\Admin\AppData\Local\Temp\43D4.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-02-14_437edec591fce05406cc374345a91fec_mafia.exe 557AF754305F7E9D03F3EB41E5128A0B00AD7AE6B42806E1DB05E2A397AB49E492A12E1C556225E79DC439510B6E2443E4B4E00EDD3AD309B09819CEDC879129
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:2756
      • 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\2024-02-14_437edec591fce05406cc374345a91fec_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:2772
        • C:\Windows\splwow64.exe
          C:\Windows\splwow64.exe 12288
          4⤵
            PID:2236

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\2024-02-14_437edec591fce05406cc374345a91fec_mafia.doc

      Filesize

      35KB

      MD5

      a6b03fc9e5439b7504ba08010a960962

      SHA1

      e93a74f35ac1ed020158642eb1f2087fd31fc7c6

      SHA256

      b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1

      SHA512

      decbe4fa7eec0833a27acbde8b4de099124aa42e551f710fb615e6fc5aa0056ce9e44fc282e4930b1a669a1e012700b2c79cebc8a7b8ee4c66cfc29c800cddd0

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

      Filesize

      20KB

      MD5

      86e2b3ef7187d2da0757fa5f4ae5af7b

      SHA1

      c4f9a1ee11c87437fbad796b9349428456e2999b

      SHA256

      8db8fdf0c8b5f491e8f920be58ba55d5e327b1cd851951f5b54d34f1adaa5dba

      SHA512

      8b91d94f4a0907825e45369662a626efdaa299691963dfae71ea9b4a7f9626dc7c59fcecf70eb91dd6705a443b364accd47ad35d193bb37d8fb2048f160993e1

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

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • \Users\Admin\AppData\Local\Temp\43D4.tmp

      Filesize

      467KB

      MD5

      b8c96fed30c1dd229b1dd137d0c008d9

      SHA1

      4c8cda8a257ce009e938babb1325529ba1b5276e

      SHA256

      11fe9ef5334ae1063b825b035201187ab35e594f3b3e7f6087f0361c576268f7

      SHA512

      16cca79f67a66c72c2af0004633b0371aecc7b16001bcaffbd160a8115a4427615cb76d03a1e88853241f6bc44bb483841107faa94d2e6c76e024197a0684111

    • memory/2772-7-0x000000002F391000-0x000000002F392000-memory.dmp

      Filesize

      4KB

    • memory/2772-8-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2772-9-0x0000000070B7D000-0x0000000070B88000-memory.dmp

      Filesize

      44KB

    • memory/2772-28-0x0000000070B7D000-0x0000000070B88000-memory.dmp

      Filesize

      44KB

    • memory/2772-43-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB