Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    13-06-2024 18:36

General

  • Target

    e97b5683b4adfe2b5c49e77d10e648a1b60a840775453e8da11d68025ba207b6.exe

  • Size

    856KB

  • MD5

    b5016d7f38c5576d20b903eca85429c2

  • SHA1

    889fd8874b5a71b81b550e5b50274354c36ffd68

  • SHA256

    e97b5683b4adfe2b5c49e77d10e648a1b60a840775453e8da11d68025ba207b6

  • SHA512

    e22421128195c563cc0fbae8a0290d633ffe02f6fcddf487d83e4e9df2589a720e646d4de231933162d786522b702e0313bb5c2113c8c77ab2edb0cbe9b624cb

  • SSDEEP

    24576:a79sgg7df19XFhcChLBD/OqzwyaV1qFKToggnlYFY:a71Qdf1Lb42

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • 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
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1392
      • C:\Users\Admin\AppData\Local\Temp\e97b5683b4adfe2b5c49e77d10e648a1b60a840775453e8da11d68025ba207b6.exe
        "C:\Users\Admin\AppData\Local\Temp\e97b5683b4adfe2b5c49e77d10e648a1b60a840775453e8da11d68025ba207b6.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:2480
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$a1CA5.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2880
          • C:\Users\Admin\AppData\Local\Temp\e97b5683b4adfe2b5c49e77d10e648a1b60a840775453e8da11d68025ba207b6.exe
            "C:\Users\Admin\AppData\Local\Temp\e97b5683b4adfe2b5c49e77d10e648a1b60a840775453e8da11d68025ba207b6.exe"
            4⤵
            • Executes dropped EXE
            PID:2684
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • Executes dropped EXE
          • Enumerates connected drives
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2876
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2696
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:2676

      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

        20e13208a5f0e6252a355d77c795f2a4

        SHA1

        b887496d627eb4661fdd562b4de8e662fe41d1e5

        SHA256

        cd3b50670cf733b2bc7e6f976994e022436935d5b9c02c85221e3be38c5030de

        SHA512

        031a58e2db6743b623b2292b3a4db0f304ff4a0fdabc93418dd400b792d15bad8d387f280e360992ac3dd28a2f5562bcfe29e54981920809458f161c3f1c001c

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

        Filesize

        471KB

        MD5

        4cfdb20b04aa239d6f9e83084d5d0a77

        SHA1

        f22863e04cc1fd4435f785993ede165bd8245ac6

        SHA256

        30ed17ca6ae530e8bf002bcef6048f94dba4b3b10252308147031f5c86ace1b9

        SHA512

        35b4c2f68a7caa45f2bb14b168947e06831f358e191478a6659b49f30ca6f538dc910fe6067448d5d8af4cb8558825d70f94d4bd67709aee414b2be37d49be86

      • C:\Users\Admin\AppData\Local\Temp\$$a1CA5.bat

        Filesize

        722B

        MD5

        2f7051f068c8fd75f6ce46a8232f79e0

        SHA1

        1f7153efc7300cc06d164148e4c050e149207b99

        SHA256

        b71119d5d3613add83ae49ed03e62abcfcdd8845956cdc40cfebca3872da87b5

        SHA512

        b26ba5d6fda98a5e2884a48bd0a6dea0aecc5607df5eaf2e24a5029842a3988dc0d180c6719e63881bd21350133b591e89126483f3ea5b8977f56fbb0c2d705b

      • C:\Users\Admin\AppData\Local\Temp\e97b5683b4adfe2b5c49e77d10e648a1b60a840775453e8da11d68025ba207b6.exe.exe

        Filesize

        830KB

        MD5

        2231ee7865043e3fc6c24e30fc4a6463

        SHA1

        c9e70bd67ae43166d3389625824f689bf1c50a57

        SHA256

        4e28bf0babce84d1408229a2adb37ed7a57b81ee087304f3e5cd82327bd6c18b

        SHA512

        89ff2434f0f173961b53663056b13964ac28233eac2a1df0df4e851aa698ee2bade6f116f60ae760ec2aabce1df5b0f9b6f99cb79d90ddf8db77cdfe796209a8

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        263ad45da407327c35b16d5ba364b3dc

        SHA1

        a4f126fadc50281f2ab4d3daec7466ee300373f2

        SHA256

        6e6e8616254a317bfc26678980eeb6e46c8601f527d35544e6313e3976cea832

        SHA512

        0333a3749a86376f2b048f604e588f492b0e7433bf1423b12862da129ad8269c9b2b68879aa0afcd9dce5b9ff285e3da440c5001692576ca3ffb88f713aa012d

      • F:\$RECYCLE.BIN\S-1-5-21-2812790648-3157963462-487717889-1000\_desktop.ini

        Filesize

        9B

        MD5

        4f2460b507685f7d7bfe6393f335f1c9

        SHA1

        378d42f114b1515872e58de6662373af31ab8c7b

        SHA256

        47a22297ce31d17b0f37251ce63cf2eb146700451caab6dd0aa710d2526c8e42

        SHA512

        75dcca6b81ac47511b847a5c35be4bddbee425436f7bfd1347115e18b84f52a16a5c517bda0a5f5d0a1f2541aab80d764932d8018538cb112fa3b6c9977e95eb

      • memory/1392-31-0x0000000002DE0000-0x0000000002DE1000-memory.dmp

        Filesize

        4KB

      • memory/2480-0-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2480-16-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2684-43-0x0000000000220000-0x0000000000221000-memory.dmp

        Filesize

        4KB

      • memory/2684-34-0x0000000000400000-0x00000000004DA000-memory.dmp

        Filesize

        872KB

      • memory/2684-29-0x0000000000220000-0x0000000000221000-memory.dmp

        Filesize

        4KB

      • memory/2876-41-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2876-52-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2876-98-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2876-106-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2876-1519-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2876-1887-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2876-18-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2876-3347-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2876-33-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB