Analysis

  • max time kernel
    130s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220310-en
  • submitted
    26-03-2022 19:37

General

  • Target

    ca1a48eeed8567de43d4d1acf386b604273ea2a62e3fd499dfb5e91e7ce22f50.exe

  • Size

    2.7MB

  • MD5

    945e6f800ad1f19f4bc834fdb47d7866

  • SHA1

    704fe39f66ac3f63d35cf9f920cfeb235bc68052

  • SHA256

    ca1a48eeed8567de43d4d1acf386b604273ea2a62e3fd499dfb5e91e7ce22f50

  • SHA512

    59e978e408385033d2c16440c15b2a54b24f4aedecc5e235fca8d6981fa3eff0525137a5ea910cf8173b53958ffd2d29c1452bd530eb5d65952fbc9c34876db7

Malware Config

Signatures

  • Echelon

    Echelon is a .NET stealer that targets passwords from browsers, email and cryptocurrency clients.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 13 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ca1a48eeed8567de43d4d1acf386b604273ea2a62e3fd499dfb5e91e7ce22f50.exe
    "C:\Users\Admin\AppData\Local\Temp\ca1a48eeed8567de43d4d1acf386b604273ea2a62e3fd499dfb5e91e7ce22f50.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4752
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:1264
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1264 -s 2144
        3⤵
        • Program crash
        PID:3680
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1264 -s 2144
        3⤵
        • Program crash
        PID:800
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1264 -ip 1264
    1⤵
      PID:3672

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/1264-139-0x0000000000000000-mapping.dmp

    • memory/1264-141-0x00000000005C0000-0x00000000006F2000-memory.dmp

      Filesize

      1.2MB

    • memory/1264-142-0x0000000004BE0000-0x0000000004C46000-memory.dmp

      Filesize

      408KB

    • memory/1264-143-0x0000000004F73000-0x0000000004F75000-memory.dmp

      Filesize

      8KB

    • memory/1264-144-0x0000000004F79000-0x0000000004F7F000-memory.dmp

      Filesize

      24KB

    • memory/3680-145-0x0000000000000000-mapping.dmp

    • memory/4752-134-0x0000000000280000-0x000000000052E000-memory.dmp

      Filesize

      2.7MB

    • memory/4752-135-0x0000000004ED0000-0x0000000004F6C000-memory.dmp

      Filesize

      624KB

    • memory/4752-136-0x0000000007D30000-0x00000000082D4000-memory.dmp

      Filesize

      5.6MB

    • memory/4752-137-0x0000000007820000-0x00000000078B2000-memory.dmp

      Filesize

      584KB

    • memory/4752-138-0x00000000010A0000-0x00000000010C2000-memory.dmp

      Filesize

      136KB