Analysis

  • max time kernel
    142s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    15/01/2025, 22:25

General

  • Target

    2fb292210d6b46110d7f67220ee2b61ca5fd44effbbec76adf2a6a39532aea6e.exe

  • Size

    99KB

  • MD5

    1e31318c26d353fcf0bc3486b2333184

  • SHA1

    5768fbce586243cf60c96d26a666f2a88d47f624

  • SHA256

    2fb292210d6b46110d7f67220ee2b61ca5fd44effbbec76adf2a6a39532aea6e

  • SHA512

    306f93eb2c72bc09ba65ee54b20a8b7e563bd1928865370fda57b534c6102ad68586962603fcca068a31775b10b7a8661e5ab7909711c2abe30692bc3f3fe2f9

  • SSDEEP

    3072:eSABNx6vb4RoI4pyjHYLhal01UoPX+hwo62:el69Ml0TEx

Malware Config

Signatures

  • Blocklisted process makes network request 4 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 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.

  • 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 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2fb292210d6b46110d7f67220ee2b61ca5fd44effbbec76adf2a6a39532aea6e.exe
    "C:\Users\Admin\AppData\Local\Temp\2fb292210d6b46110d7f67220ee2b61ca5fd44effbbec76adf2a6a39532aea6e.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2312
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 -n 2&c:\hotta.exe "C:\Users\Admin\AppData\Local\Temp\2fb292210d6b46110d7f67220ee2b61ca5fd44effbbec76adf2a6a39532aea6e.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:2176
      • 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:1364
      • \??\c:\hotta.exe
        c:\hotta.exe "C:\Users\Admin\AppData\Local\Temp\2fb292210d6b46110d7f67220ee2b61ca5fd44effbbec76adf2a6a39532aea6e.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2720
        • \??\c:\windows\SysWOW64\rundll32.exe
          c:\windows\system32\rundll32.exe "c:\gltbeuwbu\zqnxyuax.dll",DoVirusScan c:\hotta.exe
          4⤵
          • Blocklisted process makes network request
          • 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:2408

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • \??\c:\gltbeuwbu\zqnxyuax.dll

          Filesize

          50KB

          MD5

          cbfc06794d16ace6adf42210183fc1b9

          SHA1

          74fc68a2af225b0aca954b3684940747511013c5

          SHA256

          b2d21c40c5bfc0f7695945946fa1cdd4eaf2f66a8391ddde6307c5f765fbf525

          SHA512

          181dbe8b63e28a81cb8e0b7240df8745da350e1ab433b157b8b4fd36aa10f0782e807c09563bcffe37cfe64aa1b514b2cc1f179fbcba422d96867179d88e13c9

        • \??\c:\hotta.exe

          Filesize

          99KB

          MD5

          0048df41401a6336a204d481e3a5a118

          SHA1

          fc6aaf7d48e6eaee57a0072b034fb07887729991

          SHA256

          a4fb17f1a2f31615d133550c71972af8847a2b6d57cf0c2be261d533ccdb14fe

          SHA512

          365e80c6d7f996a9f02f88e3ed395665fdb4581d615e1ed11c583bc0eba0869552f29fbd43e07e1962251cf40d020b187bf0d2c2ed50905f6144ea92f078a05a

        • memory/2176-4-0x0000000000130000-0x0000000000147000-memory.dmp

          Filesize

          92KB

        • memory/2312-0-0x0000000000400000-0x0000000000417000-memory.dmp

          Filesize

          92KB

        • memory/2312-2-0x0000000000400000-0x0000000000417000-memory.dmp

          Filesize

          92KB

        • memory/2408-13-0x0000000010000000-0x0000000010032000-memory.dmp

          Filesize

          200KB

        • memory/2408-14-0x000000001002C000-0x000000001002D000-memory.dmp

          Filesize

          4KB

        • memory/2408-15-0x0000000010000000-0x0000000010032000-memory.dmp

          Filesize

          200KB

        • memory/2408-16-0x0000000010000000-0x0000000010032000-memory.dmp

          Filesize

          200KB

        • memory/2408-17-0x0000000010000000-0x0000000010032000-memory.dmp

          Filesize

          200KB

        • memory/2720-7-0x0000000000400000-0x0000000000417000-memory.dmp

          Filesize

          92KB