Analysis

  • max time kernel
    55s
  • max time network
    63s
  • platform
    windows7_x64
  • resource
    win7v200722
  • submitted
    24-07-2020 08:37

General

  • Target

    64ce610dfe0cca7b01209dd6f3ffde0b.exe

  • Size

    1.2MB

  • MD5

    64ce610dfe0cca7b01209dd6f3ffde0b

  • SHA1

    64b3feb07597ef9e189a3bc648a0a87efc1b9ccc

  • SHA256

    f29dabfd340204d4b03710cb62064d2048d640b2261281dbacd3db32ac7db81f

  • SHA512

    b77aab4f420603ad227217a87da5fc056c8cc61f338576cc01ea895c1340bf86780e1d549922944451e9e1f9df153dc5102d738bc7cb039d9f5a8c7c9b352b96

Malware Config

Extracted

Path

C:\Users\Admin\AppData\LocalLow\machineinfo.txt

Family

raccoon

Ransom Note
[Raccoon Stealer] - v1.5.13-af-hotfix Release Build compiled on Mon Jul 6 14:33:03 2020 Launched at: 2020.07.24 - 10:37:19 GMT Bot_ID: 750D7400-3B08-415E-A8B0-2695D81425F5_Admin Running on a desktop =R=A=C=C=O=O=N= - Cookies: 0 - Passwords: 0 - Files: 0 System Information: - System Language: English - System TimeZone: -0 hrs - IP: 154.61.71.13 - Location: 37.750999, -97.821999 | ?, ?, United States (?) - ComputerName: UCQFZDUI - Username: Admin - Windows version: NT 6.1 - Product name: Windows 7 Professional - System arch: x64 - CPU: Persocon Processor 2.5+ (2 cores) - RAM: 2047 MB (407 MB used) - Screen resolution: 1280x720 - Display devices: 0) Standard VGA Graphics Adapter ============

Signatures

  • Loads dropped DLL 8 IoCs
  • Raccoon log file 1 IoCs

    Detects a log file produced by the Raccoon Stealer.

  • Suspicious use of WriteProcessMemory 8 IoCs
  • Deletes itself 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Delays execution with timeout.exe 1 IoCs
  • JavaScript code in executable 1 IoCs
  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

Processes

  • C:\Users\Admin\AppData\Local\Temp\64ce610dfe0cca7b01209dd6f3ffde0b.exe
    "C:\Users\Admin\AppData\Local\Temp\64ce610dfe0cca7b01209dd6f3ffde0b.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    • Modifies system certificate store
    PID:1452
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\64ce610dfe0cca7b01209dd6f3ffde0b.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      • Deletes itself
      PID:1884
      • C:\Windows\SysWOW64\timeout.exe
        timeout /T 10 /NOBREAK
        3⤵
        • Delays execution with timeout.exe
        PID:1836

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • \Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\freebl3.dll

  • \Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\freebl3.dll

  • \Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\mozglue.dll

  • \Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\msvcp140.dll

  • \Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\nss3.dll

  • \Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\softokn3.dll

  • \Users\Admin\AppData\LocalLow\3098htrhpen8ifg0\vcruntime140.dll

  • \Users\Admin\AppData\LocalLow\sqlite3.dll

  • memory/1836-9-0x0000000000000000-mapping.dmp

  • memory/1884-8-0x0000000000000000-mapping.dmp