Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    19-02-2024 15:37

General

  • Target

    ac46874a139a446869704fe65d08b5e4caceb0467e840f35b21d06d0cc6f1559.exe

  • Size

    26KB

  • MD5

    b25cccb89a0feb7e3ac4eb3645bf1c37

  • SHA1

    ed0cd628fa91638d991a89291181753d50f88fa6

  • SHA256

    ac46874a139a446869704fe65d08b5e4caceb0467e840f35b21d06d0cc6f1559

  • SHA512

    47fbd2771fc26ba1aa6d143db5a0acc5658e8e93556d80f7b4b00728536c472d40b018974516fb1eb1e57fe868e50b83f240439d03e685a407f64253ff85e4f1

  • SSDEEP

    768:Z4Mb1ODKAaDMG8H92RwZNQSwcfymNBg+g61GoL:ZBfgLdQAQfcfymN

Score
6/10

Malware Config

Signatures

  • 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 1 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1224
      • C:\Users\Admin\AppData\Local\Temp\ac46874a139a446869704fe65d08b5e4caceb0467e840f35b21d06d0cc6f1559.exe
        "C:\Users\Admin\AppData\Local\Temp\ac46874a139a446869704fe65d08b5e4caceb0467e840f35b21d06d0cc6f1559.exe"
        2⤵
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1740
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2476
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2216

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

        Filesize

        251KB

        MD5

        256d414acad201f700cec31610ad17de

        SHA1

        284a7e0863f369f13eaef1dbd2f651096d199389

        SHA256

        8dc531b35084568416946a8e8779b998412d93ab09d2c20c0af8f92a7a025a95

        SHA512

        2861859aa6d2f5cf559553ace080f2f9a42b19f0434a837c9da488fb164d7b9f45df038d07ba2574b02a67fc5c49419e3e5f24993667af4a6338af43fbda832b

      • C:\Program Files\7-Zip\7z.exe

        Filesize

        570KB

        MD5

        75c7ab1427b90af4558c04888246e953

        SHA1

        152e18f3ef28aa74e3f9d6462c3a16e823a6a054

        SHA256

        f570ec2ddc6a9998b11aaa2946fe30387eec9ed16ebea442b3afab73d3a5a2fd

        SHA512

        f0c21c0f4ccb3dd8676e3e44fcd36a2b172e3518bc9ddc645cac28a183123fa3eb5224124c708e95717042624bd0740be732a1313a3452289b6bc21172711a73

      • C:\ProgramData\Package Cache\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\vcredist_x64.exe

        Filesize

        471KB

        MD5

        4cfdb20b04aa239d6f9e83084d5d0a77

        SHA1

        f22863e04cc1fd4435f785993ede165bd8245ac6

        SHA256

        30ed17ca6ae530e8bf002bcef6048f94dba4b3b10252308147031f5c86ace1b9

        SHA512

        35b4c2f68a7caa45f2bb14b168947e06831f358e191478a6659b49f30ca6f538dc910fe6067448d5d8af4cb8558825d70f94d4bd67709aee414b2be37d49be86

      • F:\$RECYCLE.BIN\S-1-5-21-1603059206-2004189698-4139800220-1000\_desktop.ini

        Filesize

        9B

        MD5

        58264a9f16a58b1b824a9dfaa3c3567b

        SHA1

        74a18cd7f6935ebe48f4f70ccbfe8e67e323dbed

        SHA256

        0a4f13b0dac42f75324a405211c9c6a18a53a3930a8588e76b36d88fabbf2c32

        SHA512

        36ec0a812d4e7c9f691a489873fd28baa795a76a9d34688f6bbac29901cf946d0d549a6ca39e4e198d663f6ab47d2497288138655adbc53bd1146f22b33a8c19

      • memory/1224-5-0x0000000002C40000-0x0000000002C41000-memory.dmp

        Filesize

        4KB

      • memory/1740-66-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1740-0-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1740-72-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1740-20-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1740-216-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1740-1826-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1740-14-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1740-3286-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1740-7-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB