Analysis

  • max time kernel
    145s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    04-07-2020 19:34

General

  • Target

    SecuriteInfo.com.Trojan.GenericKD.43434340.27054.15629.exe

  • Size

    1.3MB

  • MD5

    1f8eed90d518bbd88255d5bf3f1e9aae

  • SHA1

    5da89aaf0ae7da70921ada5819b93b361d24a2b4

  • SHA256

    95d7eca3a8e15537e6d6205da5441735897e21f39e6f0958338226e75a6961c8

  • SHA512

    f27a26af93350ae4e49f746d6fa5f0d52373100aad822a55a4db25abe521906fd17ec229965a67945e8107f315ad8695edb1a97e1cbffe70b564de68a4773ef1

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 Tue Jun 23 14:23:14 2020 Launched at: 2020.07.04 - 19:35:42 GMT Bot_ID: BAE8C589-5DA1-4C62-BE46-F8D74908CB8C_Admin Running on a desktop =R=A=C=C=O=O=N= System Information: - System Language: English - System TimeZone: -0 hrs - IP: 154.61.71.51 - Location: 37.750999, -97.821999 | ?, ?, United States (?) - ComputerName: AVGLFESB - 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 (420 MB used) - Screen resolution: 1280x720 - Display devices: 0) Standard VGA Graphics Adapter ============

Signatures

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

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

  • Checks for installed software on the system 1 TTPs 30 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs
  • Loads dropped DLL 8 IoCs
  • Deletes itself 1 IoCs
  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Raccoon log file 1 IoCs

    Detects a log file produced by the Raccoon Stealer.

  • 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.43434340.27054.15629.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.43434340.27054.15629.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetThreadContext
    PID:616
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.43434340.27054.15629.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.43434340.27054.15629.exe"
      2⤵
      • Checks for installed software on the system
      • Suspicious use of WriteProcessMemory
      • Loads dropped DLL
      • Modifies system certificate store
      PID:456
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.43434340.27054.15629.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        • Deletes itself
        PID:2040
        • C:\Windows\SysWOW64\timeout.exe
          timeout /T 10 /NOBREAK
          4⤵
          • Delays execution with timeout.exe
          PID:1572

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/456-0-0x0000000000400000-0x0000000000493000-memory.dmp

    Filesize

    588KB

  • memory/456-2-0x0000000000400000-0x0000000000493000-memory.dmp

    Filesize

    588KB

  • memory/456-1-0x000000000043F8B6-mapping.dmp

  • memory/1572-12-0x0000000000000000-mapping.dmp

  • memory/2040-11-0x0000000000000000-mapping.dmp