Analysis

  • max time kernel
    121s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    03/02/2024, 19:35

General

  • Target

    2024-02-03_d7b51b6d95dba7dae8e48adb95dea2c5_mafia.exe

  • Size

    467KB

  • MD5

    d7b51b6d95dba7dae8e48adb95dea2c5

  • SHA1

    883032a3bbf15c95e09590f8ed61778a7b1abb16

  • SHA256

    3b00bd89d6ea076f5effc61afef8b6bd1fc3b0e7253c8c081723dddbdb7e2be7

  • SHA512

    cf5b8389b0eecf91c2efe393bd37297335d2685de5df9b1708f97db81a2590345d3e485063053c241b102eef4b82ffe932fee57fa91d8a787e3fe842ddcbdc1a

  • SSDEEP

    12288:Bb4bZudi79LAzytCrVOI6CQ8FGsoZrNoep5h70lAk:Bb4bcdkLIxvhQx90t

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\2024-02-03_d7b51b6d95dba7dae8e48adb95dea2c5_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-03_d7b51b6d95dba7dae8e48adb95dea2c5_mafia.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2084
    • C:\Users\Admin\AppData\Local\Temp\39B6.tmp
      "C:\Users\Admin\AppData\Local\Temp\39B6.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-02-03_d7b51b6d95dba7dae8e48adb95dea2c5_mafia.exe F7C70F5AEAB8868426C42BD238639B01842FB13226486962E20EA3216155F54C8C7994BCCCD4B834BAB81C718F1A3729DD4B15CF7B1E2C620F97C2109BC1BA3B
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:1824
      • 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\2024-02-03_d7b51b6d95dba7dae8e48adb95dea2c5_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:2256
        • C:\Windows\splwow64.exe
          C:\Windows\splwow64.exe 12288
          4⤵
            PID:3044

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\2024-02-03_d7b51b6d95dba7dae8e48adb95dea2c5_mafia.doc

            Filesize

            35KB

            MD5

            a6b03fc9e5439b7504ba08010a960962

            SHA1

            e93a74f35ac1ed020158642eb1f2087fd31fc7c6

            SHA256

            b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1

            SHA512

            decbe4fa7eec0833a27acbde8b4de099124aa42e551f710fb615e6fc5aa0056ce9e44fc282e4930b1a669a1e012700b2c79cebc8a7b8ee4c66cfc29c800cddd0

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

            Filesize

            20KB

            MD5

            9701f24387380a7fe93a8be176a3558c

            SHA1

            e56b8f79310f940f910fb671d9e94b28dedf02a6

            SHA256

            7e9bf3f52aa77beec173ffdf5d0057df13c41737482b64a56e109e062aa47247

            SHA512

            a5f6ee18c9901ac012e95e026cd5604d18a9e74e237875e92835aa14bdfd98f75f680625455065b63813853575991dcd443ba7064b2313a4350522410ae81584

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

            Filesize

            2B

            MD5

            f3b25701fe362ec84616a93a45ce9998

            SHA1

            d62636d8caec13f04e28442a0a6fa1afeb024bbb

            SHA256

            b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

            SHA512

            98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

          • \Users\Admin\AppData\Local\Temp\39B6.tmp

            Filesize

            467KB

            MD5

            8d89eb05b9d32718ca17680ad1a47af8

            SHA1

            b72abd8acc07706c4265020570711ebee22f2c28

            SHA256

            d52565cee5381eef6efbe2d3529154a1bc1d92df1b47ad3d7f8be3a47e65ae34

            SHA512

            08e06c0048e786e5ebf6c7bb06d721b6d0b0c6250a31e137b5f94fc0c299b12d1df83254b584bfa2aff695452ad7bd5517482c1de66b60dd7b6c7121c711d7cf

          • memory/2256-7-0x000000002FFA1000-0x000000002FFA2000-memory.dmp

            Filesize

            4KB

          • memory/2256-8-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

          • memory/2256-9-0x0000000070BED000-0x0000000070BF8000-memory.dmp

            Filesize

            44KB

          • memory/2256-28-0x0000000070BED000-0x0000000070BF8000-memory.dmp

            Filesize

            44KB

          • memory/2256-43-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB