Analysis

  • max time kernel
    4294180s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20220310-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.

  • 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 NtSetInformationThreadHideFromDebugger 12 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 36 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\ca1a48eeed8567de43d4d1acf386b604273ea2a62e3fd499dfb5e91e7ce22f50.exe
    "C:\Users\Admin\AppData\Local\Temp\ca1a48eeed8567de43d4d1acf386b604273ea2a62e3fd499dfb5e91e7ce22f50.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1744
    • 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:1060
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1060 -s 1512
        3⤵
        • Program crash
        PID:1560

Network

MITRE ATT&CK Matrix ATT&CK v6

Collection

Email Collection

1
T1114

Replay Monitor

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Downloads

  • memory/1060-64-0x000000000052D342-mapping.dmp
  • memory/1060-65-0x00000000000E0000-0x0000000000212000-memory.dmp
    Filesize

    1.2MB

  • memory/1060-75-0x0000000004B25000-0x0000000004B36000-memory.dmp
    Filesize

    68KB

  • memory/1060-74-0x0000000076AE1000-0x0000000076AE3000-memory.dmp
    Filesize

    8KB

  • memory/1060-73-0x00000000000E0000-0x0000000000212000-memory.dmp
    Filesize

    1.2MB

  • memory/1060-59-0x00000000000E0000-0x0000000000212000-memory.dmp
    Filesize

    1.2MB

  • memory/1060-70-0x00000000000E0000-0x0000000000212000-memory.dmp
    Filesize

    1.2MB

  • memory/1060-61-0x00000000000E0000-0x0000000000212000-memory.dmp
    Filesize

    1.2MB

  • memory/1060-58-0x00000000000E0000-0x0000000000212000-memory.dmp
    Filesize

    1.2MB

  • memory/1060-66-0x00000000000E0000-0x0000000000212000-memory.dmp
    Filesize

    1.2MB

  • memory/1060-62-0x00000000000E0000-0x0000000000212000-memory.dmp
    Filesize

    1.2MB

  • memory/1560-76-0x0000000000000000-mapping.dmp
  • memory/1744-55-0x0000000000340000-0x0000000000360000-memory.dmp
    Filesize

    128KB

  • memory/1744-54-0x00000000012C0000-0x000000000156E000-memory.dmp
    Filesize

    2.7MB

  • memory/1744-57-0x00000000003A0000-0x00000000003B2000-memory.dmp
    Filesize

    72KB

  • memory/1744-56-0x0000000000450000-0x0000000000474000-memory.dmp
    Filesize

    144KB