Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-09-2024 23:24

General

  • Target

    da277dbbb9a83da7d03b2abe2462ebf9ed606a64a7dc4ce3a425b7b939f9b17f.exe

  • Size

    264KB

  • MD5

    c31ac8f84f6cab4e929a81f98b942085

  • SHA1

    7a1410de4243ac6b8216a4a78bf062b5d69fb5d9

  • SHA256

    da277dbbb9a83da7d03b2abe2462ebf9ed606a64a7dc4ce3a425b7b939f9b17f

  • SHA512

    a261103e2cad90a075f0b8d4f3db08e42c4b157a34e815ce4b66ce2894e7bdcf1c3f1b6f4f9e0f0e38b773255ea3752a929d39c750b6af72fa5c37ad0ec24066

  • SSDEEP

    1536:21psrz8GvnGxILFkbeumIkA39xSZW175V7UZQJ0UjsWpcdVO4Mqg+aJRaCAd1uhg:2G8a4LRkgUA1nQZwFGVO4Mqg+WDY

Malware Config

Signatures

  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3536
      • C:\Users\Admin\AppData\Local\Temp\da277dbbb9a83da7d03b2abe2462ebf9ed606a64a7dc4ce3a425b7b939f9b17f.exe
        "C:\Users\Admin\AppData\Local\Temp\da277dbbb9a83da7d03b2abe2462ebf9ed606a64a7dc4ce3a425b7b939f9b17f.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2876
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:428
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:5084
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a734B.bat
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3700
          • C:\Users\Admin\AppData\Local\Temp\da277dbbb9a83da7d03b2abe2462ebf9ed606a64a7dc4ce3a425b7b939f9b17f.exe
            "C:\Users\Admin\AppData\Local\Temp\da277dbbb9a83da7d03b2abe2462ebf9ed606a64a7dc4ce3a425b7b939f9b17f.exe"
            4⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:3344
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • Drops startup file
          • Executes dropped EXE
          • Enumerates connected drives
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2208
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2028
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:1456
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1372
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:720

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe

      Filesize

      251KB

      MD5

      bf6ffc2246b6428e62463703d832220a

      SHA1

      53e4545e46d3fe524dde0cd53ceec23a235db70c

      SHA256

      17830f495479ee5296082845eff7f682f0e49fb9abe90d7cec769e46b7c333d6

      SHA512

      0a57720cf03e967e9705feee121792041cdb942c6aff90b63e0a7f3a8bfec8b2480ac830e614ad7be005923ce708dbb68e759da74c8403f497a56e5f11006e94

    • C:\Program Files\7-Zip\7z.exe

      Filesize

      577KB

      MD5

      23a9f717d433858505287510824bc655

      SHA1

      f5bc262ffd9cdb17ca896dd9843e89e27092d15a

      SHA256

      751538fec8e6931a8f8b7f260d0583787b8bba9c0c9df5b2cf7aaaa9cd4c9449

      SHA512

      db493884468fb8b1107d45181bdafa0ae327b742d9ef5305dd68f9a7297a861716a03f56d6cdab549ef3100d1bae692059115dc0b99cc9acad3654ee66d5b29a

    • C:\ProgramData\Package Cache\{63880b41-04fc-4f9b-92c4-4455c255eb8c}\windowsdesktop-runtime-8.0.2-win-x64.exe

      Filesize

      644KB

      MD5

      9044b8cb7dee805474f46fdff328cebb

      SHA1

      1cabc4c6c2c86cbb78765bc9dbc34fb343a473d2

      SHA256

      62fedddac5d2bc0012582f6d5c8a62f1cfeb146338ded33892f3e2e9a3080618

      SHA512

      4c3baf797abb9745bd194cb39da4f7541273d5ceb694929e562b3823118a8851a9b5dde4379d3936ca8fc233339560f7716518a62b421a2fcfe228d1037d9753

    • C:\Users\Admin\AppData\Local\Temp\$$a734B.bat

      Filesize

      722B

      MD5

      352b56ccb4daa874d258c5ce28a53134

      SHA1

      36d29b9e1a43ef07e9fc877120cd7de0474caed9

      SHA256

      e367f698ea8de3124e4ca6ce20ec87d1f438b913dbd25af9125a499d2b00df3f

      SHA512

      35adcee51d8a19c04e3dcb16b6a8e79fdb539635def1885d8d3792e648942722f12f60a5d6a9d5f3a476534edf001c7e4d7a81d32356cd46d0c18d4bbc10afa3

    • C:\Users\Admin\AppData\Local\Temp\da277dbbb9a83da7d03b2abe2462ebf9ed606a64a7dc4ce3a425b7b939f9b17f.exe.exe

      Filesize

      231KB

      MD5

      6f581a41167d2d484fcba20e6fc3c39a

      SHA1

      d48de48d24101b9baaa24f674066577e38e6b75c

      SHA256

      3eb8d53778eab9fb13b4c97aeab56e4bad2a6ea3748d342f22eaf4d7aa3185a7

      SHA512

      e1177b6cea89445d58307b3327c78909adff225497f9abb8de571cdd114b547a8f515ec3ab038b583bf752a085b231f6329d6ca82fbe6be8a58cd97a1dbaf0f6

    • C:\Windows\Logo1_.exe

      Filesize

      33KB

      MD5

      775b5b764d666c3f5bbe02f1169bf91f

      SHA1

      212e1d0ce212d41757d153b51c569a7451f3dea5

      SHA256

      05d7bcc1d42cf80c469164afef0f3470b3745027ce78c77b972cde2b3da6b972

      SHA512

      14d015b5fd7337eeaaa47392d38db74a0b8bdbe9efb58f10afea74ac54e140ad51026166dc290afd412de261c27d4c1c6f85050bd665ff072394811110d87b3a

    • F:\$RECYCLE.BIN\S-1-5-21-4182098368-2521458979-3782681353-1000\_desktop.ini

      Filesize

      9B

      MD5

      e2a14c19421b289cbd51a76363b166bd

      SHA1

      5d0621d68da5a444f49c090b0725c7044d47fdb7

      SHA256

      844af243be560dc4e478aa7ea28f4959f9df45f204006bade7ae52398d651835

      SHA512

      8c49bec05605c4d2b8f07f00a7a39e70f5bd4f7c84ba221c615447f947053bf3bb0496c38e2bf8b15235c493cc5a0b41f34285fed1adb4c13572f25b67e178e5

    • memory/2208-2772-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2208-18-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2208-8-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2208-8729-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2876-0-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2876-11-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB