Analysis

  • max time kernel
    149s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    29/05/2024, 14:22

General

  • Target

    1c7d8b58c9bb761043fedde862f002afb7004fd94a8ee991f22edb97353f79f2.exe

  • Size

    92KB

  • MD5

    0d5e3dcf180d8839c227f3823c3e5dd8

  • SHA1

    94270624c73dff91abf8e13d36af865bf9c6ba8d

  • SHA256

    1c7d8b58c9bb761043fedde862f002afb7004fd94a8ee991f22edb97353f79f2

  • SHA512

    8ea81e54a2a697597d99e94fa0410ee7df1038697fbdaa2b7471580955e6245d5e0f68b9846a3c4541e0f41dd94afcf6cbd9c437904562c2862b46eeeac8e357

  • SSDEEP

    1536:6Hcx1aeg1v9OQZVUKM6+kKpdyapmebn4ddJZeY86iLflLJYEIs67rxo:6Hf9lOzKM5pMLK4ddJMY86ipmns6S

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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 43 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1176
      • C:\Users\Admin\AppData\Local\Temp\1c7d8b58c9bb761043fedde862f002afb7004fd94a8ee991f22edb97353f79f2.exe
        "C:\Users\Admin\AppData\Local\Temp\1c7d8b58c9bb761043fedde862f002afb7004fd94a8ee991f22edb97353f79f2.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2336
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2488
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2688
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a2378.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2536
            • C:\Users\Admin\AppData\Local\Temp\1c7d8b58c9bb761043fedde862f002afb7004fd94a8ee991f22edb97353f79f2.exe
              "C:\Users\Admin\AppData\Local\Temp\1c7d8b58c9bb761043fedde862f002afb7004fd94a8ee991f22edb97353f79f2.exe"
              4⤵
              • Executes dropped EXE
              PID:2620
          • 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:2648
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2416
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2552
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2572
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2412

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

            Filesize

            258KB

            MD5

            c9badcb684862f516b396d44b56baceb

            SHA1

            0d8eabcdc92e05177e46da3ea05ae2f41b01416c

            SHA256

            14c73a5bd721c24ebd8109d5d9a1e7dc8802c1bef0401cdd123ab41ae381c609

            SHA512

            543671893e74c261f12be887a10669dae034fcacad4998ae5282fe102aa4bcdcfa0776a9667f32f60fae93acdc5c2ad23f11ad330354295e9e44a67bc1dddb68

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

            Filesize

            478KB

            MD5

            c8b074fbff9452f981c52acd82c24918

            SHA1

            03ffff9c1f1e8da670c6c65b2d858a9ed7eae4fa

            SHA256

            986587b92dc97769781c303bcf1c6e13dacd413cac927afb4462389b3204d888

            SHA512

            fc282e5789ea88095cfd50a0aa1c38d63515f70b28c52c2d68da57119f4b8f5f5ba4216a3547fe5202939d0ca3c8ad6c1cd938831c5b0bb3fc6e96b6d834bf8c

          • C:\Users\Admin\AppData\Local\Temp\$$a2378.bat

            Filesize

            722B

            MD5

            4226462bf8ed258a1c092b91f2d544bd

            SHA1

            24636061d5aa031513cca2e1d50bf81cfaa550ba

            SHA256

            fe1b3027ba5576647b9234210e112c6e21ec86ea2cf3629371839a5194d2182a

            SHA512

            05e3192a07f076807a0f1b7f2ef24da91f3d37395fb133e32e3e4c44905ff51a3adde8d063aa168549482fee060936ff4eb223fdb90cf85600e8917414f9cb0c

          • C:\Users\Admin\AppData\Local\Temp\1c7d8b58c9bb761043fedde862f002afb7004fd94a8ee991f22edb97353f79f2.exe.exe

            Filesize

            59KB

            MD5

            dfc18f7068913dde25742b856788d7ca

            SHA1

            cbaa23f782c2ddcd7c9ff024fd0b096952a2b387

            SHA256

            ff4ac75c02247000da084de006c214d3dd3583867bd3533ba788e22734c7a2bf

            SHA512

            d0c7ec1dae41a803325b51c12490c355ed779d297daa35247889950491e52427810132f0829fc7ffa3022f1a106f4e4ba78ed612223395313a6f267e9ab24945

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            7a091274be36971fce58dba0c887a23e

            SHA1

            1dcc358a109927e63e11775b0f38cca741f8d230

            SHA256

            308ea0a61b9625ffc055c1709dfa413e77ef4d9e01926435215044f6e9ab8757

            SHA512

            9497df8f2d42a38e831fc72c1c0f57f9a120afce4cf93b5b0c7f4462ee3f3fed722ad02733b6919879733fb06136e925a8ab6e62aaad63bce02b1a6fd6858607

          • F:\$RECYCLE.BIN\S-1-5-21-2297530677-1229052932-2803917579-1000\_desktop.ini

            Filesize

            9B

            MD5

            4b2b75605a65a6762ec4715de0a70902

            SHA1

            3b85993ef06d2d814abc405188fdd19a1bffea0c

            SHA256

            77072cc5a7b394508cf5d819ff8cf4385a9b3cb15d8715a59845ccfa235ea34e

            SHA512

            888361e75afd4308bdad817af543704a42ffdf2d798acef619459e9978ac68f1cf4d468c6e0b146ab738b0109fdf331c4380471aa83f637b0f6ab06164840c65

          • memory/1176-28-0x0000000002E20000-0x0000000002E21000-memory.dmp

            Filesize

            4KB

          • memory/2336-17-0x0000000000340000-0x000000000037D000-memory.dmp

            Filesize

            244KB

          • memory/2336-33-0x0000000000340000-0x000000000037D000-memory.dmp

            Filesize

            244KB

          • memory/2336-16-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2336-0-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2648-31-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2648-19-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2648-3279-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB

          • memory/2648-4102-0x0000000000400000-0x000000000043D000-memory.dmp

            Filesize

            244KB