Analysis

  • max time kernel
    100s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    10/06/2024, 07:30

General

  • Target

    beb6fd50549673627618d26ff3871eba2850fe2b6ce7bcdb9c6031f5e364567b.exe

  • Size

    5.7MB

  • MD5

    5b1240801cc4c10e0703fc4c055a53f0

  • SHA1

    bc6ecdcc3bb18ffbd0c893245fcd27d47c17d3f4

  • SHA256

    beb6fd50549673627618d26ff3871eba2850fe2b6ce7bcdb9c6031f5e364567b

  • SHA512

    ce2bc0e249701d19897d622b78f5345ded4504a194219252d9e9f2f364e474aba4845912902e70de9c4302d9553ff5413c97d0ec9f6d6efa8619301b91509cfd

  • SSDEEP

    49152:WPv94AEsKU8ggw1g+1CART5eBiyKS3EI3wybn20DCYIHvc8ixuZm9+fWsw6dTPBJ:IKUgTH2M2m9UMpu1QfLczqssnKSk

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 18 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1188
      • C:\Users\Admin\AppData\Local\Temp\beb6fd50549673627618d26ff3871eba2850fe2b6ce7bcdb9c6031f5e364567b.exe
        "C:\Users\Admin\AppData\Local\Temp\beb6fd50549673627618d26ff3871eba2850fe2b6ce7bcdb9c6031f5e364567b.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:2728
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$a2E22.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          PID:3008
          • C:\Users\Admin\AppData\Local\Temp\beb6fd50549673627618d26ff3871eba2850fe2b6ce7bcdb9c6031f5e364567b.exe
            "C:\Users\Admin\AppData\Local\Temp\beb6fd50549673627618d26ff3871eba2850fe2b6ce7bcdb9c6031f5e364567b.exe"
            4⤵
            • Executes dropped EXE
            PID:2744
        • 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:2504
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2528
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:2656

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

        Filesize

        92KB

        MD5

        69d52019abaf47f4b6743c611f5d69a7

        SHA1

        84dc1120ef31ac4073ad2df0f422b0c9cdc95413

        SHA256

        77d8e9a06f152f8cb1a1e9d6d3b3b04908d81424fed1d44e0f2f51b59c1b4a37

        SHA512

        1648a31f3a2a2f51beb29e0745225ab532d9e6b68e63e22f00d6484191bbf0a63ab6a1744f3f0be335b4cc6da2d3936c7d9c153213d3660896fdf1760e65d78e

      • C:\Users\Admin\AppData\Local\Temp\$$a2E22.bat

        Filesize

        722B

        MD5

        110c751df3ec69f76dcddcde5df8133c

        SHA1

        216055f6c4b2605330923ca4c2d05090af896fce

        SHA256

        1d434db532035b8abe4962ec9464c69a0f9e3773647f41fc03a5974fe6869949

        SHA512

        4b67a17722de5fdeba693ef134319eb715b9ae3a527ebbb9a61bcd2b45e58e6b29180e291843c1c5cfd7d97afb6a660191b9c799e21ff90daa576212f92967f4

      • C:\Users\Admin\AppData\Local\Temp\beb6fd50549673627618d26ff3871eba2850fe2b6ce7bcdb9c6031f5e364567b.exe.exe

        Filesize

        5.7MB

        MD5

        ba18e99b3e17adb5b029eaebc457dd89

        SHA1

        ec0458f3c00d35b323f08d4e1cc2e72899429c38

        SHA256

        f5ee36de8edf9be2ac2752b219cfdcb7ca1677071b8e116cb876306e9f1b6628

        SHA512

        1f41929e6f5b555b60c411c7810cbf14e3af26100df5ac4533ec3739a278c1b925687284660efb4868e3741305098e2737836229efc9fe46c97a6057c10e677c

      • C:\Windows\Logo1_.exe

        Filesize

        29KB

        MD5

        2a84a41363c8f33192d48cfc5b1459b5

        SHA1

        6b4795876d91e6600070db0f75483a262ffb2f5b

        SHA256

        67c355070d3e00939065d2c9f0ecff9ebdaf89e4913f4584e8d576988b3b0866

        SHA512

        51eaa45d30d89b392c3ba6436b31424115d5cfd5d009a5ce5ed2a55eded885d7bd63e6236196dd7bcd2b8613d14a0b89ad6dfbad2aa25b1ced7d74ab3d905f44

      • F:\$RECYCLE.BIN\S-1-5-21-1298544033-3225604241-2703760938-1000\_desktop.ini

        Filesize

        9B

        MD5

        60b1ffe4d5892b7ae054738eec1fd425

        SHA1

        80d4e944617f4132b1c6917345b158f3693f35c8

        SHA256

        5e9944cc48c7ec641cf7b1b0125f47f26102c371a973612f0583f604bc3900d4

        SHA512

        7f5c200924dbb5531df997e6a35cb94f36b54f5651284b0d6404f0576301125ef72b410a170fca889d46c033063663cfc7791f9e4c3c30695af069053eee66cc

      • memory/1188-29-0x00000000024F0000-0x00000000024F1000-memory.dmp

        Filesize

        4KB

      • memory/2504-98-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2504-33-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2504-40-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2504-46-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2504-92-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2504-829-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2504-1851-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2504-2736-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2504-3311-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2504-18-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2728-0-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB

      • memory/2728-17-0x0000000000400000-0x0000000000436000-memory.dmp

        Filesize

        216KB