Analysis

  • max time kernel
    152s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-04-2024 23:14

General

  • Target

    0735cfd67e0cb1dedbfa02b1883b741989019ee38b4844ed6bf57ae83e566165.exe

  • Size

    364KB

  • MD5

    559446f51a781e5ed2deddecce8bdd2f

  • SHA1

    2e666db03cd56a94615ee44831bf010a0f01ac9f

  • SHA256

    0735cfd67e0cb1dedbfa02b1883b741989019ee38b4844ed6bf57ae83e566165

  • SHA512

    ffb41c23af3dc8692d5ca30a7d85b6f7e3b181c7448fb493e6567c4f9eccc63836d0241b8b5729b9847ac5757f4c11ccacf16055a6a56d6b8b80a9a05051cd81

  • SSDEEP

    6144:mUuJPzU66bkWmchVySqkvAH3qo0wWJC6G/SMT4FWqC:wU66b5zhVymA/XSRh

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:3240
      • C:\Users\Admin\AppData\Local\Temp\0735cfd67e0cb1dedbfa02b1883b741989019ee38b4844ed6bf57ae83e566165.exe
        "C:\Users\Admin\AppData\Local\Temp\0735cfd67e0cb1dedbfa02b1883b741989019ee38b4844ed6bf57ae83e566165.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:5112
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a1364.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4584
          • C:\Users\Admin\AppData\Local\Temp\0735cfd67e0cb1dedbfa02b1883b741989019ee38b4844ed6bf57ae83e566165.exe
            "C:\Users\Admin\AppData\Local\Temp\0735cfd67e0cb1dedbfa02b1883b741989019ee38b4844ed6bf57ae83e566165.exe"
            4⤵
            • Executes dropped EXE
            PID:452
        • 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:1584
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:3132
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:3824
      • 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=4088 --field-trial-handle=3088,i,14310325015283915034,7660943942870463106,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:4404

        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

          8b9d754f6a062a360f1eca184e4360bd

          SHA1

          29dff755cbcee35a9daf3b7a548b569c1126b616

          SHA256

          e17ac11d2dd6a2fa4d9adb98701499f6a0c7f748830c98f6d780cdf1a0af6789

          SHA512

          2722e3e400b4b27ef20c7a96b64d98fdc729a48b3f199ad87dbf3cef5912b58c6604a2b69f737ef211093b9c0ec99bbc7d5885a07f61a619d4492b5ffbe198ef

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

          Filesize

          573KB

          MD5

          0510972a56306a9d506bf1dbf5077bc7

          SHA1

          80068ca53a5fd64daa2939eb3e720939049b316d

          SHA256

          0103cc134469aeb076a1c452f6d4e6987932edda026b7b21c8904a672ff437d6

          SHA512

          691066bbf9409ffd1084903f7180ecb83922dd462e7d9c0ef5cd0281597bafc874a138830c59cbaf727e3b97084366b213a5b570dc2558f11c95e1fd2f83211e

        • C:\Users\Admin\AppData\Local\Temp\$$a1364.bat

          Filesize

          722B

          MD5

          c019f28e4d0824e7a7b5230a54716514

          SHA1

          ec206cad671cbbf397506ecb7c3d6c058d93037b

          SHA256

          c7dbe3cfb2002faeda6fe1f07d68231979ee065e8ed0e08f6442989790b90877

          SHA512

          ad132eb0c68137c375962947956a62b8269de86b9b0ea4d6cd3cd4838daf049da86c21b8a171670330374edda9e47872fc555ffe6c6bbe1790e76d212eef5a30

        • C:\Users\Admin\AppData\Local\Temp\0735cfd67e0cb1dedbfa02b1883b741989019ee38b4844ed6bf57ae83e566165.exe.exe

          Filesize

          335KB

          MD5

          40ac62c087648ccc2c58dae066d34c98

          SHA1

          0e87efb6ddfe59e534ea9e829cad35be8563e5f7

          SHA256

          482c4c1562490e164d5f17990253373691aa5eab55a81c7f890fe9583a9ea916

          SHA512

          0c1ff13ff88409d54fee2ceb07fe65135ce2a9aa6f8da51ac0158abb2cfbb3a898ef26f476931986f1367622f21a7c0b0e742d0f4de8be6e215596b0d88c518f

        • C:\Windows\Logo1_.exe

          Filesize

          29KB

          MD5

          24743dc5d84b6ed4f72fe9d489cdc87d

          SHA1

          0617cf95dbb842ac82434416264c2a8e4cc2e9b0

          SHA256

          c1d1c76da5241e76615ed163fa7b64feca7463f70cd4f615459788da4705a73d

          SHA512

          e1b1f1815c661d4287dbfe2f485fbcff90c96e0cd5905a5701527b54fcd36e6cb93f49ce87369a669bc2c5753d78d0af7c889076062f53557600250bb498c25a

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

          Filesize

          9B

          MD5

          7d02194d5f21d1288ee3e3f595122aba

          SHA1

          68e51fcc75148bf51da5ad67c7137b85946fc393

          SHA256

          a4da2cd5e1bd5b7cc915b0572d2805cb074c16122fa7e5a41fbc1203aafc3416

          SHA512

          b5aba933dbbe76d9c49da7e4bd9aa8449f164d1a6563feb65e795fd497f42a5c8cc317186adf817990a180e46499987a7403b68b0b089a38ccda0fc9f2dd6c1c

        • memory/1584-33-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/1584-19-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/1584-26-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/1584-37-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/1584-41-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/1584-8-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/1584-104-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/1584-1015-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/1584-1182-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/1584-2539-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/5112-12-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/5112-0-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB