Analysis

  • max time kernel
    91s
  • max time network
    171s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2023, 19:49

General

  • Target

    3ae6b80dee1f42d945e9d16fefed6d8d.exe

  • Size

    161KB

  • MD5

    3ae6b80dee1f42d945e9d16fefed6d8d

  • SHA1

    e52db7f461133ec85045115391c8574864929453

  • SHA256

    5155b9b87652d05e1b6943c7f28aa0081b472e0456f21f9d087d1d1d65254f25

  • SHA512

    3f3c64697bdf4a3f78c4e00940daf391e7e237509a4dbd1a7e5af9897ef60978553ceb488860123227c4b561673424d44c6d3b13ccbe51986df8d2ba10111abb

  • SSDEEP

    3072:hwv/WFu2OIYNV/7Ua+R9cn2o43NzmXvoWDDGKjJWHZQKk9Sth:hwXW8nZ/ocn2oqNy/1hWc

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Registers COM server for autorun 1 TTPs 4 IoCs
  • Unexpected DNS network traffic destination 9 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Drops desktop.ini file(s) 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Modifies registry class 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\system32\services.exe
    C:\Windows\system32\services.exe
    1⤵
    • Executes dropped EXE
    • Drops desktop.ini file(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:468
  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Executes dropped EXE
    PID:1264
    • C:\Users\Admin\AppData\Local\Temp\3ae6b80dee1f42d945e9d16fefed6d8d.exe
      "C:\Users\Admin\AppData\Local\Temp\3ae6b80dee1f42d945e9d16fefed6d8d.exe"
      2⤵
      • Registers COM server for autorun
      • Suspicious use of SetThreadContext
      • Drops file in Windows directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1456
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe"
        3⤵
        • Deletes itself
        PID:2700

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • \Users\Admin\AppData\Local\{19350fc2-aa90-f613-4bf0-85f7eee99382}\n

          Filesize

          42KB

          MD5

          bfa0c9ec67cd0f1b2dabfc7777aae294

          SHA1

          c15a4686bda91546e4c3abba58530423c40da3dc

          SHA256

          f3a8ac1721abb9068c5c281dafeaebdf3a66f96954c9e882ef71dee9c44bc585

          SHA512

          e2e7b989e17dcf2f0c2b93e53671a6f34230b31b0daa152fd9ec84aa14055b1350960d5dbc7da02a03d4eda7c68f9082f6c8be053ec56c0bed5b2bd0ef38556f

        • \systemroot\Installer\{19350fc2-aa90-f613-4bf0-85f7eee99382}\@

          Filesize

          2KB

          MD5

          d3a1d229ddf85ac1856f00413edc84a3

          SHA1

          3ffe01d8c259f7b2dd13fffc5d2335f96b579ea9

          SHA256

          38c22c1185a8948cd0c7ba79bcad4e92f58977b50c8d1f2d263693783b4eac20

          SHA512

          689f2e2a19199f8eb50466e32d28b7aae26e6ad92eabb3bab7775577bffb2faac0164b32df8a0c6be269943cb8b629dbd9565aed78319b2e72503a43b9e24029

        • memory/468-25-0x0000000000080000-0x0000000000081000-memory.dmp

          Filesize

          4KB

        • memory/468-16-0x0000000000080000-0x0000000000081000-memory.dmp

          Filesize

          4KB

        • memory/1264-7-0x0000000000400000-0x000000000042E000-memory.dmp

          Filesize

          184KB

        • memory/1264-11-0x0000000002960000-0x0000000002961000-memory.dmp

          Filesize

          4KB

        • memory/1456-4-0x00000000001C0000-0x00000000001EE000-memory.dmp

          Filesize

          184KB

        • memory/1456-6-0x0000000000400000-0x000000000042E000-memory.dmp

          Filesize

          184KB

        • memory/1456-5-0x00000000001F0000-0x00000000001F1000-memory.dmp

          Filesize

          4KB

        • memory/1456-0-0x0000000000400000-0x000000000042E000-memory.dmp

          Filesize

          184KB

        • memory/1456-3-0x0000000000400000-0x000000000042E000-memory.dmp

          Filesize

          184KB

        • memory/1456-2-0x0000000000400000-0x000000000042E000-memory.dmp

          Filesize

          184KB

        • memory/1456-21-0x0000000000400000-0x000000000042E000-memory.dmp

          Filesize

          184KB

        • memory/1456-22-0x00000000001C0000-0x00000000001EE000-memory.dmp

          Filesize

          184KB

        • memory/1456-24-0x0000000000400000-0x000000000042E000-memory.dmp

          Filesize

          184KB

        • memory/1456-1-0x00000000001B0000-0x00000000001B1000-memory.dmp

          Filesize

          4KB