Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    09-03-2022 14:20

General

  • Target

    08127d638d79e5a6000f2db4b8ef5ce9e1423d501a9a90d1454184247c0e6b58.exe

  • Size

    2.4MB

  • MD5

    ff9fa74b300ba172e8490d3ed9ccea2b

  • SHA1

    7b0536b8e74f8c540e52bc79259096e4136bd6ee

  • SHA256

    08127d638d79e5a6000f2db4b8ef5ce9e1423d501a9a90d1454184247c0e6b58

  • SHA512

    d8ad5cf55ed0afac58ddc6c9424bc268b22238e5b1271c3b097744493708839ef98d33e34dbf19ba8b055072bfdf692ac7ab8b127d8e5542613a762f28f0f988

Malware Config

Signatures

  • Echelon

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

  • Echelon log file 1 IoCs

    Detects a log file produced by Echelon.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 4 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\08127d638d79e5a6000f2db4b8ef5ce9e1423d501a9a90d1454184247c0e6b58.exe
    "C:\Users\Admin\AppData\Local\Temp\08127d638d79e5a6000f2db4b8ef5ce9e1423d501a9a90d1454184247c0e6b58.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1728
    • 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 behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:972
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 972 -s 928
        3⤵
        • Program crash
        PID:1740

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/972-72-0x0000000000400000-0x0000000000528000-memory.dmp

    Filesize

    1.2MB

  • memory/972-60-0x0000000000400000-0x0000000000528000-memory.dmp

    Filesize

    1.2MB

  • memory/972-75-0x00000000050D0000-0x00000000050D1000-memory.dmp

    Filesize

    4KB

  • memory/972-74-0x0000000074450000-0x0000000074B3E000-memory.dmp

    Filesize

    6.9MB

  • memory/972-64-0x0000000000400000-0x0000000000528000-memory.dmp

    Filesize

    1.2MB

  • memory/972-73-0x0000000076371000-0x0000000076373000-memory.dmp

    Filesize

    8KB

  • memory/972-70-0x0000000000400000-0x0000000000528000-memory.dmp

    Filesize

    1.2MB

  • memory/972-62-0x0000000000400000-0x0000000000528000-memory.dmp

    Filesize

    1.2MB

  • memory/972-68-0x0000000000400000-0x0000000000528000-memory.dmp

    Filesize

    1.2MB

  • memory/972-66-0x0000000000400000-0x0000000000528000-memory.dmp

    Filesize

    1.2MB

  • memory/1728-58-0x0000000000280000-0x00000000002A4000-memory.dmp

    Filesize

    144KB

  • memory/1728-55-0x0000000074450000-0x0000000074B3E000-memory.dmp

    Filesize

    6.9MB

  • memory/1728-54-0x0000000001220000-0x000000000148A000-memory.dmp

    Filesize

    2.4MB

  • memory/1728-59-0x00000000002C0000-0x00000000002D2000-memory.dmp

    Filesize

    72KB

  • memory/1728-57-0x0000000000250000-0x0000000000270000-memory.dmp

    Filesize

    128KB

  • memory/1728-56-0x00000000050E0000-0x00000000050E1000-memory.dmp

    Filesize

    4KB