Analysis

  • max time kernel
    101s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    10/06/2024, 06:34

General

  • Target

    62cb24949ba3e484fe090870ad96e159185019882ac17d890cc6f8d3bffbd98e.exe

  • Size

    260KB

  • MD5

    aa630f8158f8c6a1344ce0657481d58c

  • SHA1

    f63830f73224ab05af0c4cd04e3c4dcc6769d1f4

  • SHA256

    62cb24949ba3e484fe090870ad96e159185019882ac17d890cc6f8d3bffbd98e

  • SHA512

    bc5231950f4e874922c26913300a118ed9538ebb5c529a1293ca9d324d118958248982682007ac4826c071cd9881e299b5c51db38a1e04652065412debac692a

  • SSDEEP

    1536:pWk3SHuJV9N1ILFkbeumIkA39xSZW175V7UZQJ0UjsWpcdVO4Mqg+aJRaCAd1uhg:pWkkuJVL1LRkgUA1nQZwFGVO4Mqg+WDY

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 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 25 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1192
      • C:\Users\Admin\AppData\Local\Temp\62cb24949ba3e484fe090870ad96e159185019882ac17d890cc6f8d3bffbd98e.exe
        "C:\Users\Admin\AppData\Local\Temp\62cb24949ba3e484fe090870ad96e159185019882ac17d890cc6f8d3bffbd98e.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:1920
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$a1AB2.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:3068
          • C:\Users\Admin\AppData\Local\Temp\62cb24949ba3e484fe090870ad96e159185019882ac17d890cc6f8d3bffbd98e.exe
            "C:\Users\Admin\AppData\Local\Temp\62cb24949ba3e484fe090870ad96e159185019882ac17d890cc6f8d3bffbd98e.exe"
            4⤵
            • Executes dropped EXE
            PID:2504
        • 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:2848
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2616
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:2768

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

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

              Filesize

              254KB

              MD5

              76f7a1163a5fc31bb5344ba1b202fed8

              SHA1

              15a2cea406042e2e9809d0980e62701c77929d7f

              SHA256

              064a9416a904e64a1fc3670b7b326ea72bd1a0871e9e56fc55e381e8e8fdccc3

              SHA512

              3dd7dd114c80805d24e865ddaabe54c0d9a826c6edebe52b8dbaae621651fc448a664f0a03dcda581e29647246aca0a84cd70af855c6eb2480c200a2b6309cb3

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

              Filesize

              411KB

              MD5

              9c1671821855ca12975573629ddd484a

              SHA1

              ba971ed691b0a86d1edcd8d6f1cbd1ceba8e6acb

              SHA256

              7441f57dcd2c39df50c7b9a40c858958f1ae0cf10eee1b8e348f8469a8cae3f8

              SHA512

              e3e26e0afbcdc285686d26187c2e39ff1716a794a58cd3615bcf4e3494a0cde80cc41f0be3ca4a87e0018f2c707599041dc86627a581b1c06297c7aab52d9c89

            • C:\Users\Admin\AppData\Local\Temp\$$a1AB2.bat

              Filesize

              722B

              MD5

              43b1c191a08b3922900c036c582df4c4

              SHA1

              3545f174a6f1506115adcd5441097eb90130b847

              SHA256

              53816fc84e807a3ec004163eb4b0c09048c20eacf0282946c888476e35d2cabf

              SHA512

              2b35c27f06ca9d8a55ff55e20fd6993277b3f8a44c71ff6af92ff53acd2746a6f43533022bd82194b7cf362e8d33c33ab2e03bd004761cd99d86aeb5f03f31c6

            • C:\Users\Admin\AppData\Local\Temp\62cb24949ba3e484fe090870ad96e159185019882ac17d890cc6f8d3bffbd98e.exe.exe

              Filesize

              231KB

              MD5

              6f581a41167d2d484fcba20e6fc3c39a

              SHA1

              d48de48d24101b9baaa24f674066577e38e6b75c

              SHA256

              3eb8d53778eab9fb13b4c97aeab56e4bad2a6ea3748d342f22eaf4d7aa3185a7

              SHA512

              e1177b6cea89445d58307b3327c78909adff225497f9abb8de571cdd114b547a8f515ec3ab038b583bf752a085b231f6329d6ca82fbe6be8a58cd97a1dbaf0f6

            • C:\Windows\Logo1_.exe

              Filesize

              29KB

              MD5

              e76bc01a95541b7053d812c194d99999

              SHA1

              958bb2a983d7c04de2a6a21fe6784d09f9406130

              SHA256

              681838ab6bee836a3724d70b442fedfebeb0da5f5f38264f8fe6990640c79401

              SHA512

              5d238d9886296877e1583c20d5dc00e8529c9fb5a6d0522a30ae3fc5a371e71952b10cf6f23510bfe9865fda5b938e2c3ed075c21f265912d022ef9185793623

            • F:\$RECYCLE.BIN\S-1-5-21-268080393-3149932598-1824759070-1000\_desktop.ini

              Filesize

              9B

              MD5

              60b1ffe4d5892b7ae054738eec1fd425

              SHA1

              80d4e944617f4132b1c6917345b158f3693f35c8

              SHA256

              5e9944cc48c7ec641cf7b1b0125f47f26102c371a973612f0583f604bc3900d4

              SHA512

              7f5c200924dbb5531df997e6a35cb94f36b54f5651284b0d6404f0576301125ef72b410a170fca889d46c033063663cfc7791f9e4c3c30695af069053eee66cc

            • memory/1192-29-0x00000000026A0000-0x00000000026A1000-memory.dmp

              Filesize

              4KB

            • memory/1920-16-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/1920-0-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2848-18-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2848-44-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2848-90-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2848-96-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2848-459-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2848-1873-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2848-2199-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2848-38-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2848-3333-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2848-31-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB