Analysis

  • max time kernel
    120s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/06/2024, 06:33

General

  • Target

    a53b026e7ca85127af47b5f5fa684c9bbc5e0e481d6fbe8a4f9bce4d6e56c863.exe

  • Size

    713KB

  • MD5

    fff23e5b02e96f3ab2cb974d19568311

  • SHA1

    3372ec1be288a03be9cad2b7c9849759c128f30b

  • SHA256

    a53b026e7ca85127af47b5f5fa684c9bbc5e0e481d6fbe8a4f9bce4d6e56c863

  • SHA512

    edfb29f1f5534d6a6aded8bc9630ca8b9570ed8bbe6ab9844f8b271b33d6878e779b1f37af00325aaa128f8f82ff2fc13aa5a56381dd13b900a43cc62a5548d9

  • SSDEEP

    12288:bNfC6Aj+TN5uixZN+8rKhUdTC/wE1ZD0Ca5ZIXV:bFLOS2opPIXV

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 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 20 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3268
      • C:\Users\Admin\AppData\Local\Temp\a53b026e7ca85127af47b5f5fa684c9bbc5e0e481d6fbe8a4f9bce4d6e56c863.exe
        "C:\Users\Admin\AppData\Local\Temp\a53b026e7ca85127af47b5f5fa684c9bbc5e0e481d6fbe8a4f9bce4d6e56c863.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:1572
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a1279.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4984
          • C:\Users\Admin\AppData\Local\Temp\a53b026e7ca85127af47b5f5fa684c9bbc5e0e481d6fbe8a4f9bce4d6e56c863.exe
            "C:\Users\Admin\AppData\Local\Temp\a53b026e7ca85127af47b5f5fa684c9bbc5e0e481d6fbe8a4f9bce4d6e56c863.exe"
            4⤵
            • Executes dropped EXE
            PID:4436
        • 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:1384
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:1964
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:4600
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3820 --field-trial-handle=2248,i,10247514684337323751,15511974759131734137,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:2364

        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

                9fff503fad7fa1d9cc7453fdf86ff0e0

                SHA1

                f9b728ba2e8bf2b3a570583f06b0fd7e9fce4ef2

                SHA256

                826148f8b31a5372a71adf8f51961e1b59de63c8865393feffb99ece5e113147

                SHA512

                c00773863ea4b6d88ba1c5a9dcfd2f1033e540c854f2f041bb193f367a9153d54d9fcec0c71e4e9834bbe98a6a5be030b045d34e3b54d69cddfd4d427895af4f

              • C:\Program Files\7-Zip\7z.exe

                Filesize

                573KB

                MD5

                71135c3e2b4ff6c00c3787cb0537c3bc

                SHA1

                2dee07d4b2b63ad50cae0ecb82419f2be2269b71

                SHA256

                832d8786895864bc451ae9166d82475b0d7655d5b0f0944bc45a672a3cc0b588

                SHA512

                a92aea492ca4ce9f4b62927df6cdb206a4a709e8d79e7434b28b0cd0b02262a8ceb45a01911c8bb3cc0cf71b36b6a43f138b0eb268abe3b08eb3d5a02d911c82

              • C:\Users\Admin\AppData\Local\Temp\$$a1279.bat

                Filesize

                722B

                MD5

                d543b8e8506bed17ce38f9a981adc28c

                SHA1

                10d6b74c9e637604a5eabc95200c9b3baf7f8f47

                SHA256

                972afbbb0945dbefebbead5846a03c574db2c112407bc85627fab41dae4f5c48

                SHA512

                f3089a4500db256f44ee507c389cb5021692e8622f78deea8edede392b27bad47dfab2ff099371485528e0beb5d1dbf56f3dc1bf79c042b58c7ad72ef3077cb7

              • C:\Users\Admin\AppData\Local\Temp\a53b026e7ca85127af47b5f5fa684c9bbc5e0e481d6fbe8a4f9bce4d6e56c863.exe.exe

                Filesize

                684KB

                MD5

                50f289df0c19484e970849aac4e6f977

                SHA1

                3dc77c8830836ab844975eb002149b66da2e10be

                SHA256

                b9b179b305c5268ad428b6ae59de10b4fe99cf0199bbc89b7017181905e97305

                SHA512

                877d852ea1062b90e2fd2f3c4dc7d05d9697e9a9b2929c830a770b62741f6a11e06de73275eb871113f11143faf1cb40d99f7c247862ffb778d26833ed5d7e38

              • C:\Windows\Logo1_.exe

                Filesize

                29KB

                MD5

                ba189b5e31c56a2e16e9c7accf623760

                SHA1

                52470f4d5e556832e9e4ff4625751ae62219d0ee

                SHA256

                037c1fc35982012dddedd497646d12ef35654415a14d4bbd467dca672954a3ed

                SHA512

                8da8c08b8af3450f715d2a04b492f2f459a93695bdf7514441705d041d5aba0df6edbb7a5e69e9a8bcbabd9f3c692e2522365ef2e889db3857043118c6df05b0

              • F:\$RECYCLE.BIN\S-1-5-21-3808065738-1666277613-1125846146-1000\_desktop.ini

                Filesize

                9B

                MD5

                60b1ffe4d5892b7ae054738eec1fd425

                SHA1

                80d4e944617f4132b1c6917345b158f3693f35c8

                SHA256

                5e9944cc48c7ec641cf7b1b0125f47f26102c371a973612f0583f604bc3900d4

                SHA512

                7f5c200924dbb5531df997e6a35cb94f36b54f5651284b0d6404f0576301125ef72b410a170fca889d46c033063663cfc7791f9e4c3c30695af069053eee66cc

              • memory/1384-33-0x0000000000400000-0x0000000000436000-memory.dmp

                Filesize

                216KB

              • memory/1384-20-0x0000000000400000-0x0000000000436000-memory.dmp

                Filesize

                216KB

              • memory/1384-27-0x0000000000400000-0x0000000000436000-memory.dmp

                Filesize

                216KB

              • memory/1384-10-0x0000000000400000-0x0000000000436000-memory.dmp

                Filesize

                216KB

              • memory/1384-38-0x0000000000400000-0x0000000000436000-memory.dmp

                Filesize

                216KB

              • memory/1384-42-0x0000000000400000-0x0000000000436000-memory.dmp

                Filesize

                216KB

              • memory/1384-99-0x0000000000400000-0x0000000000436000-memory.dmp

                Filesize

                216KB

              • memory/1384-1182-0x0000000000400000-0x0000000000436000-memory.dmp

                Filesize

                216KB

              • memory/1384-2143-0x0000000000400000-0x0000000000436000-memory.dmp

                Filesize

                216KB

              • memory/1572-9-0x0000000000400000-0x0000000000436000-memory.dmp

                Filesize

                216KB

              • memory/1572-0-0x0000000000400000-0x0000000000436000-memory.dmp

                Filesize

                216KB