Analysis

  • max time kernel
    183s
  • max time network
    192s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-06-2022 20:01

General

  • Target

    2f8db7ebe4e9de5f49fba5d9ff8eeb7e758aff7a1514d7de7d68d9869c95e135.exe

  • Size

    480KB

  • MD5

    c8fb97a8a400781bf8f7e3d2ab66e95a

  • SHA1

    2f42b75e629ddd394e6cbefea073ad6671882e5a

  • SHA256

    2f8db7ebe4e9de5f49fba5d9ff8eeb7e758aff7a1514d7de7d68d9869c95e135

  • SHA512

    dec78f6209cd8c2f673234761dccf97aa692cccbb856d2a7f1e6a0695ca57c9d1938dd091c648819fc94bb017c1927305ad1ba3204c0d2aa4d5a328ad7ad3011

Malware Config

Signatures

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

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

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies system certificate store 2 TTPs 10 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2f8db7ebe4e9de5f49fba5d9ff8eeb7e758aff7a1514d7de7d68d9869c95e135.exe
    "C:\Users\Admin\AppData\Local\Temp\2f8db7ebe4e9de5f49fba5d9ff8eeb7e758aff7a1514d7de7d68d9869c95e135.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1436
    • C:\Users\Admin\AppData\Local\Temp\2f8db7ebe4e9de5f49fba5d9ff8eeb7e758aff7a1514d7de7d68d9869c95e135.exe
      "C:\Users\Admin\AppData\Local\Temp\2f8db7ebe4e9de5f49fba5d9ff8eeb7e758aff7a1514d7de7d68d9869c95e135.exe"
      2⤵
        PID:2276
      • C:\Users\Admin\AppData\Local\Temp\2f8db7ebe4e9de5f49fba5d9ff8eeb7e758aff7a1514d7de7d68d9869c95e135.exe
        "C:\Users\Admin\AppData\Local\Temp\2f8db7ebe4e9de5f49fba5d9ff8eeb7e758aff7a1514d7de7d68d9869c95e135.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:1740

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    2
    T1112

    Install Root Certificate

    1
    T1130

    Credential Access

    Credentials in Files

    3
    T1081

    Collection

    Data from Local System

    3
    T1005

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1436-130-0x0000000074BC0000-0x0000000075171000-memory.dmp
      Filesize

      5.7MB

    • memory/1436-131-0x0000000074BC0000-0x0000000075171000-memory.dmp
      Filesize

      5.7MB

    • memory/1436-135-0x0000000074BC0000-0x0000000075171000-memory.dmp
      Filesize

      5.7MB

    • memory/1740-133-0x0000000000000000-mapping.dmp
    • memory/1740-134-0x0000000000400000-0x0000000000434000-memory.dmp
      Filesize

      208KB

    • memory/1740-136-0x0000000074BC0000-0x0000000075171000-memory.dmp
      Filesize

      5.7MB

    • memory/1740-137-0x0000000074BC0000-0x0000000075171000-memory.dmp
      Filesize

      5.7MB

    • memory/2276-132-0x0000000000000000-mapping.dmp