Analysis

  • max time kernel
    120s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    22/01/2024, 01:01

General

  • Target
    b718f84209afe709bfd350af778f18cb85e04b3628df68bd5d2809111fda6ced.exe
  • Size 659KB
  • Sample240122-bc9ctsdee5
  • SHA256 b718f84209afe709bfd350af778f18cb85e04b3628df68bd5d2809111fda6ced
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Detects Echelon Stealer payload 1 IoCs
  • Echelon

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

  • Looks up external IP address via web service 2 IoCs

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

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b718f84209afe709bfd350af778f18cb85e04b3628df68bd5d2809111fda6ced.exe
    "C:\Users\Admin\AppData\Local\Temp\b718f84209afe709bfd350af778f18cb85e04b3628df68bd5d2809111fda6ced.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    PID:1980

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        94308059B57B3142E455B38A6EB92015

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
        • Size 344B
        • SHA256 1ee476bd5c70d369bcf49827941a944bfefea86462f9e8f06b5a289990f8c3e1
        • MD5 SHA1 SHA512

        Cab5469.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\Cab5469.tmp
        • Size 65KB
        • SHA256 c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
        • MD5 SHA1 SHA512 SSDEEP

        Tar54E9.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\Tar54E9.tmp
        • Size 171KB
        • SHA256 4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
        • MD5 SHA1 SHA512 SSDEEP

        memory/1980-0-0x0000000001200000-0x00000000012AC000-memory.dmp

        memory/1980-1-0x000007FEF5980000-0x000007FEF636C000-memory.dmp

        memory/1980-2-0x0000000001150000-0x00000000011D0000-memory.dmp

        memory/1980-64-0x000007FEF5980000-0x000007FEF636C000-memory.dmp