Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    17/10/2024, 01:59

General

  • Target

    d8cdfaa3df200a38488e37eb608e4dc91931c16409f14a28b842a21ec9fa15da.exe

  • Size

    96KB

  • MD5

    373047647bd25c1d3aa9cd960bcd7af8

  • SHA1

    5436d03709612a6b1aa2ebbc9609de33c34b3260

  • SHA256

    d8cdfaa3df200a38488e37eb608e4dc91931c16409f14a28b842a21ec9fa15da

  • SHA512

    e1ef29b53678bdcf242004cc03494d2b85e16aea86a801ccb000a4e45a0ad2f6448c6426401cd86d3731d1a3aa024c154a8402811ea8b2b97285fa646a86b301

  • SSDEEP

    1536:1kFusSx9qYMhdFHS8qdydo3nTzhYxJA+CwNUtBZVY9v8pr9SNsMSaSKd:1WS4jHS8q/3nTzePCwNUh4E99SNiKd

Malware Config

Signatures

  • Gh0st RAT payload 4 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • 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 System32 directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies data under HKEY_USERS 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 18 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d8cdfaa3df200a38488e37eb608e4dc91931c16409f14a28b842a21ec9fa15da.exe
    "C:\Users\Admin\AppData\Local\Temp\d8cdfaa3df200a38488e37eb608e4dc91931c16409f14a28b842a21ec9fa15da.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2024
    • \??\c:\users\admin\appdata\local\dmlfgtvnni
      "C:\Users\Admin\AppData\Local\Temp\d8cdfaa3df200a38488e37eb608e4dc91931c16409f14a28b842a21ec9fa15da.exe" a -sc:\users\admin\appdata\local\temp\d8cdfaa3df200a38488e37eb608e4dc91931c16409f14a28b842a21ec9fa15da.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1996
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k netsvcs
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2792

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • \??\c:\programdata\application data\storm\update\%sessionname%\mhpxg.cc3

          Filesize

          23.1MB

          MD5

          b94bbc4be04f1363ebdbc3ab1dedcd76

          SHA1

          70865923f59072870144fb15c59bf7314c0e53b0

          SHA256

          3e8e9926caa48b1e7905806cee79d12b8906631747905c4c6a5d40a36e61cddb

          SHA512

          b48ed376f4608e4c1356049d0922ca7ff3637096d7ae50f8c35080822b53331c0b21d118406f9e5dd028ddcf97172911c79e2e9483696925a188c6d818cc614f

        • \Users\Admin\AppData\Local\dmlfgtvnni

          Filesize

          24.3MB

          MD5

          97b96987701e9a9ee570d9c516dccc45

          SHA1

          46d3e94b2f0cba3dd0593865605f93ae85e58c97

          SHA256

          77a35e30f6dfefd9b72d182343bc970d8247dd23f1c8ea964f077cb766b03e39

          SHA512

          03ac1840abd8c333aca6493957760b17839ea933422240d74fc5acdc3394aee4e586e627d6158585c49cff805c88e23da6f0d67bc9b70e8166cbf8c00d9fd14a

        • memory/1996-16-0x0000000000030000-0x0000000000031000-memory.dmp

          Filesize

          4KB

        • memory/1996-15-0x0000000000400000-0x000000000044E2D4-memory.dmp

          Filesize

          312KB

        • memory/1996-21-0x0000000000400000-0x000000000044E2D4-memory.dmp

          Filesize

          312KB

        • memory/2024-2-0x0000000000030000-0x0000000000031000-memory.dmp

          Filesize

          4KB

        • memory/2024-1-0x0000000000400000-0x000000000044E2D4-memory.dmp

          Filesize

          312KB

        • memory/2024-12-0x0000000000290000-0x00000000002DF000-memory.dmp

          Filesize

          316KB

        • memory/2024-11-0x0000000000400000-0x000000000044E2D4-memory.dmp

          Filesize

          312KB

        • memory/2792-22-0x00000000002F0000-0x00000000002F1000-memory.dmp

          Filesize

          4KB

        • memory/2792-24-0x0000000020000000-0x0000000020027000-memory.dmp

          Filesize

          156KB

        • memory/2792-26-0x0000000020000000-0x0000000020027000-memory.dmp

          Filesize

          156KB