Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    09/09/2024, 13:06

General

  • Target

    477cbed593b8a8ee6bb50437327d1448b605f4d1641c4b88f29e13c9faf79899.exe

  • Size

    72KB

  • MD5

    f47a75381a93bdf97431667dc781e59e

  • SHA1

    55ff27c679348e04749d4877d2d6a9d7e7ad08b0

  • SHA256

    477cbed593b8a8ee6bb50437327d1448b605f4d1641c4b88f29e13c9faf79899

  • SHA512

    7b493b7ed47854d525802a5fc454db3d037a2138d85177c467c715b8a2f8365dd9a2c28e51afe1dbbf5f39f6755e5f0e1666d07f871e60bbd921b96e066d03e7

  • SSDEEP

    1536:Ate+Zk7qzUJBC2KsgSMcJzi/b4yzwC132n6wkj7:Ate+aezUa6pBi/b4yzjwkH

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
  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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:1204
      • C:\Users\Admin\AppData\Local\Temp\477cbed593b8a8ee6bb50437327d1448b605f4d1641c4b88f29e13c9faf79899.exe
        "C:\Users\Admin\AppData\Local\Temp\477cbed593b8a8ee6bb50437327d1448b605f4d1641c4b88f29e13c9faf79899.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1716
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2444
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:2028
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$a8768.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2256
          • C:\Users\Admin\AppData\Local\Temp\477cbed593b8a8ee6bb50437327d1448b605f4d1641c4b88f29e13c9faf79899.exe
            "C:\Users\Admin\AppData\Local\Temp\477cbed593b8a8ee6bb50437327d1448b605f4d1641c4b88f29e13c9faf79899.exe"
            4⤵
            • Executes dropped EXE
            PID:2068
        • 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
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2268
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:760
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:3008
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:3068
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2632

    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

      264KB

      MD5

      297174cd7555610558f6b0963d51959d

      SHA1

      cf49c0c794953afb6215b5a40a94eb80883d459a

      SHA256

      1af18f231c1b4ad3eea5f379a16689d9d255bc16c8ccdccef12036c909a604b7

      SHA512

      c01a218df37d548e1adb60a4081442ac65ad81541fb550e81e4f130377d565785792b7735fe5ac480118ea4c5df5340aaa1d8de926245b22e268ca694d14c2e2

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

      Filesize

      484KB

      MD5

      e81910ec88765abcb2543d1b8c398902

      SHA1

      decc58517653fd3118508debf5fe5b7ec88f9b67

      SHA256

      4380184488b4e4894847e9a1dc5e4b3fb1dbbb7d4e0de341d411cc822a094d03

      SHA512

      ae444bd9925bd0e29f1e164fc19c11b3845f17c0af56baf05e8b6fcc7ea3b4b6afb151de19e88aaa011c6039ff85080c941549f97bef1144ad78b4611e0df20f

    • C:\Users\Admin\AppData\Local\Temp\$$a8768.bat

      Filesize

      722B

      MD5

      525c7c4a66271e2615f23451553582ba

      SHA1

      a2dbbdd532bef835fc728bea63cb80836a0c279c

      SHA256

      d2badf28852376aa534028e82a7b6e48aade954306ad2b62fecbc0e069ed2bb1

      SHA512

      69fcff018f520695f51f5d9109708d5b6c2ccdf60369009b1da3f1ac7ff1538267e350b1852e9cab0cf5b623b5b30e7e8d20f6d67e50c0beafd4005402fe1fc2

    • C:\Users\Admin\AppData\Local\Temp\477cbed593b8a8ee6bb50437327d1448b605f4d1641c4b88f29e13c9faf79899.exe.exe

      Filesize

      33KB

      MD5

      e27df2dd35f9e988ae5eb765cdf26dcf

      SHA1

      c21252dbf9e06e2d4492c3bbd6c29c41b5eb8440

      SHA256

      cdd28c680dd5ccaa7cc5accc72825a3705747717735e0a6a3f446bfdcb27b044

      SHA512

      8ea4e39586c42f983e07ab887e04147ab43757aa605997ad8487c64adbef51740ecc62b7030bbebf3bd962c65c1e66ee24d6d7e780b3e7ce0344f2bf2194ed50

    • C:\Windows\Logo1_.exe

      Filesize

      39KB

      MD5

      0b034525c0a86d564a1585fe1b22bb5f

      SHA1

      e12b56f99a607fb621f7af46c5d829d71ce97cd6

      SHA256

      d8a7abd2d5a1dce1488ea5a68f80cdebca7225ab725853a8f5277855bdf23c4e

      SHA512

      4ccf381fcb4038259db3a9e6099e79b203e4f8e22771300f9429d811ae022327953f2648458bfa78dac78e58b2cf2af8a1dad34207d736ebf4cfff0dedabbf4a

    • F:\$RECYCLE.BIN\S-1-5-21-3551809350-4263495960-1443967649-1000\_desktop.ini

      Filesize

      8B

      MD5

      5d65d1288c9ecedfd5f28d17a01a30bc

      SHA1

      e5bb89b8ad5c73516abf7e3baeaf1855154381dc

      SHA256

      3501728ad227b52ce4d4f85ddd0e6d28dfa7acce977ae27f1e337be209825a5f

      SHA512

      6177ce001dd535382c3bae5e8c3cfda85d8d8b76b68bce10fa8e5e1e748fd1512a531ffc93fef1316f2c27d93b5b4a5b60a6391f0e131ccc5cc0a65c2755868e

    • memory/1204-29-0x0000000002A80000-0x0000000002A81000-memory.dmp

      Filesize

      4KB

    • memory/1716-19-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/1716-0-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/1716-17-0x0000000001C80000-0x0000000001CBD000-memory.dmp

      Filesize

      244KB

    • memory/1716-12-0x0000000001C80000-0x0000000001CBD000-memory.dmp

      Filesize

      244KB

    • memory/2268-21-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2268-3002-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2268-33-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2268-4144-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB