General

  • Target
    92j2fepitfu3tfj3.exe
  • Size 349KB
  • Sample261027-2s8pcaxtdz
  • SHA256 91668c96c3491a99c371d6c4bcc9e792ddb6dd8888afdb75df856d935da7ff25
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • gomorat

Version
  • 110|8ymAqlentBUZJCFtxhuP9g==

Botnet
  • 109|lgaAF72ipvpYiZ74aBv27g==

C2
  • 108|uP+cImGGSs1ZT/NBSMYXQQMMfhfcsQGUrmT8krG06WM=

Mutex
  • 111|PsAqkDG4JKMguZHJwec2fQ==

Attributes
  • antivirtual

    127|9bq0r7nIbSSDEZxL8+NFbQ==

  • certificate

    126|96Aeex0O0k/YUhkTP9Poxg8+U9fUNdq8sv0whhejtpg=

  • delay_unit

    133|KTJ84Eln7a/dm7aFwEGnGg==

  • delay_value

    132|ISCyZ0VY45sewHqEUahpNQ==

  • disk_spread

    136|Z1y4CfgbWy4AVGTK7uHxng==

  • enable_delay

    131|dCEpJSF+40djSBsP/zwmxg==

  • exclusion_wd

    115|VrSTuINU5nTjgedcjDgkjw==

  • hidden_file

    116|Y+uBkjnN/+1Z3VMdGUdamQ==

  • install

    112|Stwv8RWsTe3JOwrnEvtfHw==

  • install_watchdog

    113|FX4jC68REr2WnkKEQSqfsQ==

  • key

    129|aR6jiswosU1Wuhwb0+vXOHjy9VJEBuVZaiZJKfJGxIM=

  • pastebin_url

    130|9NoWD77QNDyUiD0LkQdniQ==

  • path_client

    124|/rgYC4/as+tqYyeFDz/A6bR9kIeaNCcD/ZsDLdrAajs=

  • path_watchdog

    125|ZHO+BiNPuyeTiQ6VttKNCiPthMnscM+QuA+VZBKZRMY=

  • pump

    121|0cwgjEMTSUNMknB8mTDUUA==

  • rootkit

    117|r0FpryNLJ4Z3TZz7g8cAL2fLfgKk41BVNsykdNEMUQA=

  • rootkit_type

    134|qANZkWwPUvbcmz/B6/zBJQ==

  • task_client

    122|n368ooQn8gmQ2Mr7CUNLlQ==

  • task_watchdog

    123|PscG8hMCQc62eDmG7xYRpw==

  • usb_spread

    135|wzGev4/mfjFOkrTkAjg8Xg==

  • use_install_admin

    114|wyLrfb4J34lfTyvmEp9HxA==

  • user_init

    128|IJ6obc50Swl3TSGJev3FQQ==

  • winlogon_shell_enable

    120|VER4129pp4AKEihOK6eHfw==

  • wmi_name

    119|b3zOMUUlK94UNfNaJpbPEw==

  • wmi_startup

    118|hQbF0CDOnfQhaqrs0JyL1g==

Targets

    • Target
      92j2fepitfu3tfj3.exe
    • Size 349KB
    • SHA256 91668c96c3491a99c371d6c4bcc9e792ddb6dd8888afdb75df856d935da7ff25
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: GomoRAT

      GomoRAT is a Windows RAT written in C#.

    • Modifies WinLogon for persistence

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Event Triggered Execution: AppInit DLLs

      Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Enumerates connected drives

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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Enterprise v16

Tasks