Analysis

  • max time kernel
    120s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    01/02/2024, 09:28

General

  • Target

    2024-02-01_424b9f189f87c8c734c0f40894ced56f_mafia.exe

  • Size

    465KB

  • MD5

    424b9f189f87c8c734c0f40894ced56f

  • SHA1

    ce3ec3643feaaef4a1cecf3809b1b0144011adca

  • SHA256

    f26fc9551feb6eea312ebe6b81eae1a130bd639de718b13229a3e448e81f9f03

  • SHA512

    69cdfdb95139cc05014dc834112c78f7fa983238c31501da9dfdd0e549bba02a3e03a04e566d443448035ea22b91e77c47c145a8faeb9a71115741c02c823d05

  • SSDEEP

    6144:jFrJxvldL4c5ONK1xgWbd1s79+iSti2Paye5SDewSVLsTL/+ZZkuAk2Zl7X4D8rM:Bb4bZudi79LaizU26aBAr7X4WRyoA

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\2024-02-01_424b9f189f87c8c734c0f40894ced56f_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-01_424b9f189f87c8c734c0f40894ced56f_mafia.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2300
    • C:\Users\Admin\AppData\Local\Temp\5A12.tmp
      "C:\Users\Admin\AppData\Local\Temp\5A12.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-02-01_424b9f189f87c8c734c0f40894ced56f_mafia.exe C9C2D507BA8BEA7408FB2603977AC88E734EE897E4B280D42DB4B819095BD075708CEA4C67ECE9FDAE2FFCA326491306BC15D5C1B92813AF74ABA3AE5D2447BE
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:2416
      • 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\2024-02-01_424b9f189f87c8c734c0f40894ced56f_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:2764
        • C:\Windows\splwow64.exe
          C:\Windows\splwow64.exe 12288
          4⤵
            PID:2448

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\2024-02-01_424b9f189f87c8c734c0f40894ced56f_mafia.doc

            Filesize

            35KB

            MD5

            a6b03fc9e5439b7504ba08010a960962

            SHA1

            e93a74f35ac1ed020158642eb1f2087fd31fc7c6

            SHA256

            b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1

            SHA512

            decbe4fa7eec0833a27acbde8b4de099124aa42e551f710fb615e6fc5aa0056ce9e44fc282e4930b1a669a1e012700b2c79cebc8a7b8ee4c66cfc29c800cddd0

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

            Filesize

            20KB

            MD5

            2c90da55d955ccec1182137106fdb91c

            SHA1

            94a9b5f00ab382206f84e513ec627633319e0a5f

            SHA256

            c447d4903530593c460046b5199cdfd40563f3aadbdd29f2412ba00b881ff97c

            SHA512

            593ef4483dc0eef83ed1fed3a303cda7ae8a6b9e121b5ec3cc1265c9e0e8273055061aeec6f4155713e6100cf290ab04341ef811d3f79115cc27c15eadca9123

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

            Filesize

            2B

            MD5

            f3b25701fe362ec84616a93a45ce9998

            SHA1

            d62636d8caec13f04e28442a0a6fa1afeb024bbb

            SHA256

            b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

            SHA512

            98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

          • \Users\Admin\AppData\Local\Temp\5A12.tmp

            Filesize

            465KB

            MD5

            96f467222d22b1470a070ce4fc83f948

            SHA1

            a97ddf81afbe2cd08e97fc62050ff15c12aa1203

            SHA256

            d0d22ce447ef08fd5c2573d0f1dea062103ad97e26c36811c5ca3e3c876e0055

            SHA512

            c1834023129ac27044212efa98f5416bc097ec8f6c6fd5399ca3706038c496f55815cf35bcefadbeb068bc980998a9b2da5f6c474d4582ca1119a281c31625fb

          • memory/2764-7-0x000000002FC01000-0x000000002FC02000-memory.dmp

            Filesize

            4KB

          • memory/2764-8-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

          • memory/2764-9-0x000000007127D000-0x0000000071288000-memory.dmp

            Filesize

            44KB

          • memory/2764-28-0x000000007127D000-0x0000000071288000-memory.dmp

            Filesize

            44KB

          • memory/2764-43-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB