Analysis

  • max time kernel
    30s
  • max time network
    182s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    01-07-2021 14:14

General

  • Target

    70298c1bfc6b8e07c0600f9264712211bcc7b57b28853d8143f249639cdf6569.exe

  • Size

    487KB

  • MD5

    dd15c9f2669bce96098b3f7fa791c87d

  • SHA1

    51d4122fa2c6ba1fea93845b28f5f872fe64d394

  • SHA256

    70298c1bfc6b8e07c0600f9264712211bcc7b57b28853d8143f249639cdf6569

  • SHA512

    f26aa6c7375af8fee7d6508dec9d8505f82fdab424bc76fbc6a02919101ccbde059b73d1c4ae1e49f2e252b6f07c4091882674a5cfb039988a68d8f638c8cb23

Score
10/10

Malware Config

Signatures

  • GoldDragon

    GoldDragon is a second-stage backdoor attributed to Kimsuky.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Gathers system information 1 TTPs 1 IoCs

    Runs systeminfo.exe.

  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\70298c1bfc6b8e07c0600f9264712211bcc7b57b28853d8143f249639cdf6569.exe
    "C:\Users\Admin\AppData\Local\Temp\70298c1bfc6b8e07c0600f9264712211bcc7b57b28853d8143f249639cdf6569.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1644
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c dir C:\Users\Admin\Desktop\ >> C:\Users\Admin\AppData\Roaming\MICROS~1\HNC\asd.docx
      2⤵
        PID:1908
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c dir C:\Users\Admin\AppData\Roaming\MICROS~1\Windows\Recent\ >> C:\Users\Admin\AppData\Roaming\MICROS~1\HNC\asd.docx
        2⤵
          PID:2032
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c dir C:\PROGRA~2\ >> C:\Users\Admin\AppData\Roaming\MICROS~1\HNC\asd.docx
          2⤵
            PID:1292
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\system32\cmd.exe" /c systeminfo >> C:\Users\Admin\AppData\Roaming\MICROS~1\HNC\asd.docx
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1784
            • C:\Windows\SysWOW64\systeminfo.exe
              systeminfo
              3⤵
              • Gathers system information
              PID:1060

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1644-60-0x0000000075041000-0x0000000075043000-memory.dmp

          Filesize

          8KB