Analysis

  • max time kernel
    146s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    16/10/2024, 00:32

General

  • Target

    3d2f283cc1f6f0056a4b31b3e5a28fda48646e1a70c3d027d8bb99517e2aafd5.exe

  • Size

    198KB

  • MD5

    4d1f016b9cb0580f26bd9c3da13d8724

  • SHA1

    8b1b123547493295d7e3902aa763781a66dfaee1

  • SHA256

    3d2f283cc1f6f0056a4b31b3e5a28fda48646e1a70c3d027d8bb99517e2aafd5

  • SHA512

    6a1f17bf7bb20570663701ab445c0e18f6e7ae04240f9b5ac259f351ce75f6e3406d5eaad41f8632974c9b546e38123b64830f85ca20578f6ed8038008c12502

  • SSDEEP

    3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkT:X2vnSwjaOcADw9cUeCOf

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 7 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in Program Files directory 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3d2f283cc1f6f0056a4b31b3e5a28fda48646e1a70c3d027d8bb99517e2aafd5.exe
    "C:\Users\Admin\AppData\Local\Temp\3d2f283cc1f6f0056a4b31b3e5a28fda48646e1a70c3d027d8bb99517e2aafd5.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2248
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\uxxcvli.exe "C:\Users\Admin\AppData\Local\Temp\3d2f283cc1f6f0056a4b31b3e5a28fda48646e1a70c3d027d8bb99517e2aafd5.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:1740
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 2
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:2544
      • C:\Users\Admin\AppData\Local\Temp\uxxcvli.exe
        C:\Users\Admin\AppData\Local\Temp\\uxxcvli.exe "C:\Users\Admin\AppData\Local\Temp\3d2f283cc1f6f0056a4b31b3e5a28fda48646e1a70c3d027d8bb99517e2aafd5.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2372
        • \??\c:\Program Files\xjdwj\hqj.exe
          "c:\Program Files\xjdwj\hqj.exe" "c:\Program Files\xjdwj\hqjwz.dll",Compliance C:\Users\Admin\AppData\Local\Temp\uxxcvli.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Enumerates connected drives
          • Writes to the Master Boot Record (MBR)
          • System Location Discovery: System Language Discovery
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2780

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

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

          Filesize

          198KB

          MD5

          23d8c3c9e231f750e55145ab191b46cd

          SHA1

          7bb1381cc89247fe517cce66e65d889c25246a00

          SHA256

          5aa4554a377d54dc0c914ef1d0ac6fd485ebdbcbe720ee3565cb86451c9bf8a6

          SHA512

          25613f2f5b375e844c22ce9ead2127c56bd2e9bf519cfdecfe15b355f64b10785794f2fcd4f81231d8d9fe17092bb5df1319e984958d452e9f35e7d7e3a5d70c

        • \Program Files\xjdwj\hqj.exe

          Filesize

          43KB

          MD5

          51138beea3e2c21ec44d0932c71762a8

          SHA1

          8939cf35447b22dd2c6e6f443446acc1bf986d58

          SHA256

          5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

          SHA512

          794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

        • \Program Files\xjdwj\hqjwz.dll

          Filesize

          141KB

          MD5

          04b13431a86aff7c06ac667610770b09

          SHA1

          c0c759cab25380187ed147434f2cbad0181768cc

          SHA256

          29d4cd979e4fefed6cc64876d197b568aa0b5bfe0530d864781768ad438336f0

          SHA512

          5253e3103fa285df28bae42cc4c7f78d1c3287e99af4bd8e2485041582c48de1351ac79ce37011494651e20766528fcd3ddc4564c68edfce5653570cbab2a11c

        • memory/1740-7-0x0000000000210000-0x000000000025A000-memory.dmp

          Filesize

          296KB

        • memory/2248-0-0x0000000000400000-0x000000000044901D-memory.dmp

          Filesize

          292KB

        • memory/2248-2-0x0000000000400000-0x000000000044901D-memory.dmp

          Filesize

          292KB

        • memory/2248-1-0x0000000000400000-0x000000000044901D-memory.dmp

          Filesize

          292KB

        • memory/2248-4-0x0000000000400000-0x000000000044901D-memory.dmp

          Filesize

          292KB

        • memory/2372-11-0x0000000000400000-0x000000000044901D-memory.dmp

          Filesize

          292KB

        • memory/2372-10-0x0000000000400000-0x000000000044901D-memory.dmp

          Filesize

          292KB

        • memory/2372-18-0x0000000000400000-0x000000000044901D-memory.dmp

          Filesize

          292KB

        • memory/2780-27-0x0000000010000000-0x000000001004E000-memory.dmp

          Filesize

          312KB

        • memory/2780-26-0x0000000010000000-0x000000001004E000-memory.dmp

          Filesize

          312KB

        • memory/2780-28-0x0000000010000000-0x000000001004E000-memory.dmp

          Filesize

          312KB

        • memory/2780-29-0x0000000010000000-0x000000001004E000-memory.dmp

          Filesize

          312KB

        • memory/2780-35-0x0000000010000000-0x000000001004E000-memory.dmp

          Filesize

          312KB