Analysis

  • max time kernel
    100s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    10/06/2024, 06:33

General

  • Target

    d0bbbb6cb7adbecf36f907979ffa22e8cd767042a0f1197d8deb7304f892e0d4.exe

  • Size

    389KB

  • MD5

    4e0beee02aeb3c4e943f5066e0f97990

  • SHA1

    78bd3a868aa06e84137f1e473e4901d285fd80d7

  • SHA256

    d0bbbb6cb7adbecf36f907979ffa22e8cd767042a0f1197d8deb7304f892e0d4

  • SHA512

    351f8de9aaedb28fe72cead18bd6d23a03ffb8225561a21109c4620c43d27790df9d6b8bb1bea8f1a6955da40b94cc4f8dccb57c489553c90f56c8e9c1bd032c

  • SSDEEP

    6144:bFuJ6P2zPVz7jUBs8hqcBCi6dbfra4erJlt9A+xX1oOAisEIWmGeNkfGuYF1moH2:b+ahVy41

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 22 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1204
      • C:\Users\Admin\AppData\Local\Temp\d0bbbb6cb7adbecf36f907979ffa22e8cd767042a0f1197d8deb7304f892e0d4.exe
        "C:\Users\Admin\AppData\Local\Temp\d0bbbb6cb7adbecf36f907979ffa22e8cd767042a0f1197d8deb7304f892e0d4.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:2424
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$a1A64.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2448
          • C:\Users\Admin\AppData\Local\Temp\d0bbbb6cb7adbecf36f907979ffa22e8cd767042a0f1197d8deb7304f892e0d4.exe
            "C:\Users\Admin\AppData\Local\Temp\d0bbbb6cb7adbecf36f907979ffa22e8cd767042a0f1197d8deb7304f892e0d4.exe"
            4⤵
            • Executes dropped EXE
            PID:2648
        • 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:2028
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2368
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:2744

      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

              474KB

              MD5

              25408b7ff8c885c99c0429788fcc1320

              SHA1

              e5a91f3984dd3569a32a8b82c95a5430e828eb75

              SHA256

              ce5b5c337e6b25e7ea60ab1a528dcf8c70e952761b99c47a5051a17aabd9462c

              SHA512

              680cfc4bbcf7859075dd43a4a4e3a41084cd3e4783ad3fb35f1d9ee1971a3324ef132f65bd8afd9e245eb2ffcd27e02b035f1f96a0a97a06c37b620849d68c15

            • C:\Users\Admin\AppData\Local\Temp\$$a1A64.bat

              Filesize

              722B

              MD5

              8b3f912b135c269c2932cb04685e9117

              SHA1

              341998c0e494140543a7971786f0e2643adca164

              SHA256

              48b9db0b7386f3a53727a1c5808920e6f730ba409de3d7cf56b2b8a1f9a96267

              SHA512

              8fe84c1034f4113de936d8b290427727a5c80678d1629009e26c2fab9085ff4938839f752781ab0a2eaaf474a885fe9f45ae6cd3fbde761276e1230ca6243908

            • C:\Users\Admin\AppData\Local\Temp\d0bbbb6cb7adbecf36f907979ffa22e8cd767042a0f1197d8deb7304f892e0d4.exe.exe

              Filesize

              360KB

              MD5

              5fbd45261a2de3bb42f489e825a9a935

              SHA1

              ff388f6e9efe651ec62c4152c1739783e7899293

              SHA256

              9e63701598199d5c47217e23b44d0e3ec5d53f5419166b1b6c68a7e9e8fc47a4

              SHA512

              7f22b1995a07016adb342c551454d602bfbe511525139aee8581b62116608e9e278fd81c26382f1333c7eccded4474196e73c093bb5cbf8e8f203e865024c058

            • C:\Windows\Logo1_.exe

              Filesize

              29KB

              MD5

              ba189b5e31c56a2e16e9c7accf623760

              SHA1

              52470f4d5e556832e9e4ff4625751ae62219d0ee

              SHA256

              037c1fc35982012dddedd497646d12ef35654415a14d4bbd467dca672954a3ed

              SHA512

              8da8c08b8af3450f715d2a04b492f2f459a93695bdf7514441705d041d5aba0df6edbb7a5e69e9a8bcbabd9f3c692e2522365ef2e889db3857043118c6df05b0

            • F:\$RECYCLE.BIN\S-1-5-21-3691908287-3775019229-3534252667-1000\_desktop.ini

              Filesize

              9B

              MD5

              60b1ffe4d5892b7ae054738eec1fd425

              SHA1

              80d4e944617f4132b1c6917345b158f3693f35c8

              SHA256

              5e9944cc48c7ec641cf7b1b0125f47f26102c371a973612f0583f604bc3900d4

              SHA512

              7f5c200924dbb5531df997e6a35cb94f36b54f5651284b0d6404f0576301125ef72b410a170fca889d46c033063663cfc7791f9e4c3c30695af069053eee66cc

            • memory/1204-31-0x0000000002F00000-0x0000000002F01000-memory.dmp

              Filesize

              4KB

            • memory/2028-674-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2028-98-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2028-33-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2028-3335-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2028-40-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2028-46-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2028-92-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2028-2816-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2028-20-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2028-1875-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2424-0-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2424-17-0x0000000000220000-0x0000000000256000-memory.dmp

              Filesize

              216KB

            • memory/2424-18-0x0000000000400000-0x0000000000436000-memory.dmp

              Filesize

              216KB

            • memory/2424-12-0x0000000000220000-0x0000000000256000-memory.dmp

              Filesize

              216KB