Analysis

  • max time kernel
    149s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/06/2024, 18:42

General

  • Target
    d455a1011bc6c9649c5b19c0844d0527d2a9114e3c13d9f549dff582dcce9242.exe
  • Size 2.2MB
  • Sample240613-xcs7hasanp
  • SHA256 d455a1011bc6c9649c5b19c0844d0527d2a9114e3c13d9f549dff582dcce9242
  • MD5 SHA1 SHA512 SSDEEP
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
  • Program crash 1 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3508
      • C:\Users\Admin\AppData\Local\Temp\d455a1011bc6c9649c5b19c0844d0527d2a9114e3c13d9f549dff582dcce9242.exe
        "C:\Users\Admin\AppData\Local\Temp\d455a1011bc6c9649c5b19c0844d0527d2a9114e3c13d9f549dff582dcce9242.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:5008
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aDC46.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4952
          • C:\Users\Admin\AppData\Local\Temp\d455a1011bc6c9649c5b19c0844d0527d2a9114e3c13d9f549dff582dcce9242.exe
            "C:\Users\Admin\AppData\Local\Temp\d455a1011bc6c9649c5b19c0844d0527d2a9114e3c13d9f549dff582dcce9242.exe"
            4⤵
            • Executes dropped EXE
            PID:2768
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 2768 -s 184
              5⤵
              • Program crash
              PID:2752
        • 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:5060
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:3032
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:4004
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2768 -ip 2768
        1⤵
          PID:1868
        • 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 --field-trial-handle=4416,i,8660989700097327804,17931739887231169645,262144 --variations-seed-version --mojo-platform-channel-handle=1300 /prefetch:8
          1⤵
            PID:3196

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                GoogleUpdateCore.exe

                • Path C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe
                • Size 251KB
                • SHA256 5dc4b2d6b1d33e6abdf260204f1c9ed517799e850eaaf3ed4871be38e1203a42
                • MD5 SHA1 SHA512 SSDEEP

                7z.exe

                • Path C:\Program Files\7-Zip\7z.exe
                • Size 570KB
                • SHA256 c68ea08ef78032f630e1387af5f6dbc5c0b205d922785fd39c02ccfc79a80c30
                • MD5 SHA1 SHA512 SSDEEP

                windowsdesktop-runtime-8.0.2-win-x64.exe

                • Path C:\ProgramData\Package Cache\{63880b41-04fc-4f9b-92c4-4455c255eb8c}\windowsdesktop-runtime-8.0.2-win-x64.exe
                • Size 636KB
                • SHA256 82e5b0001f025ca3b8409c98e4fb06c119c68de1e4ef60a156360cb4ef61d19c
                • MD5 SHA1 SHA512 SSDEEP

                $$aDC46.bat

                • Path C:\Users\Admin\AppData\Local\Temp\$$aDC46.bat
                • Size 722B
                • SHA256 a501454201f2592e07a7090227c99d397168317a838c1840d40f243d37e4ce18
                • MD5 SHA1 SHA512

                d455a1011bc6c9649c5b19c0844d0527d2a9114e3c13d9f549dff582dcce9242.exe.exe

                • Path C:\Users\Admin\AppData\Local\Temp\d455a1011bc6c9649c5b19c0844d0527d2a9114e3c13d9f549dff582dcce9242.exe.exe
                • Size 2.1MB
                • SHA256 4a6abfc44d987f6eaf67d67fce93f87c56dc80ec8a6486c775e8e91925b7ca5d
                • MD5 SHA1 SHA512 SSDEEP

                Logo1_.exe

                • Path C:\Windows\Logo1_.exe
                • Size 26KB
                • SHA256 63b2baf83767d6b0742089b97e28685666ee0d056dc6d0a50561fca8400fc9ee
                • MD5 SHA1 SHA512 SSDEEP

                _desktop.ini

                • Path F:\$RECYCLE.BIN\S-1-5-21-3665033694-1447845302-680750983-1000\_desktop.ini
                • Size 9B
                • SHA256 47a22297ce31d17b0f37251ce63cf2eb146700451caab6dd0aa710d2526c8e42
                • MD5 SHA1 SHA512

                memory/5008-9-0x0000000000400000-0x0000000000434000-memory.dmp

                memory/5008-0-0x0000000000400000-0x0000000000434000-memory.dmp

                memory/5060-27-0x0000000000400000-0x0000000000434000-memory.dmp

                memory/5060-37-0x0000000000400000-0x0000000000434000-memory.dmp

                memory/5060-33-0x0000000000400000-0x0000000000434000-memory.dmp

                memory/5060-1237-0x0000000000400000-0x0000000000434000-memory.dmp

                memory/5060-20-0x0000000000400000-0x0000000000434000-memory.dmp

                memory/5060-4972-0x0000000000400000-0x0000000000434000-memory.dmp

                memory/5060-13-0x0000000000400000-0x0000000000434000-memory.dmp

                memory/5060-5417-0x0000000000400000-0x0000000000434000-memory.dmp