Analysis

  • max time kernel
    111s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/11/2022, 07:11

General

  • Target
    8f46fee4149f63bb206c2b7c330e9a2e.exe
  • Size 457KB
  • Sample221102-hzx2msaggq
  • SHA256 6a0c0119eeb0974da7b05c895494b72c5a1da124aa18aab2f5a7018c4f2bb7be
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • 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
  • 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
  • Suspicious behavior: EnumeratesProcesses 3 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\8f46fee4149f63bb206c2b7c330e9a2e.exe
    "C:\Users\Admin\AppData\Local\Temp\8f46fee4149f63bb206c2b7c330e9a2e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2608
    • C:\Users\Admin\AppData\Local\Temp\8f46fee4149f63bb206c2b7c330e9a2e.exe
      "C:\Users\Admin\AppData\Local\Temp\8f46fee4149f63bb206c2b7c330e9a2e.exe"
      2⤵
        PID:3896
      • C:\Users\Admin\AppData\Local\Temp\8f46fee4149f63bb206c2b7c330e9a2e.exe
        "C:\Users\Admin\AppData\Local\Temp\8f46fee4149f63bb206c2b7c330e9a2e.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:1748

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          8f46fee4149f63bb206c2b7c330e9a2e.exe.log

          • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\8f46fee4149f63bb206c2b7c330e9a2e.exe.log
          • Size 1KB
          • SHA256 d00f92bea84f7d78f23ff963bf334e8c77a7fad01a0d4cd89ac849981dfbffd7
          • MD5 SHA1 SHA512

          memory/1748-139-0x0000000000400000-0x0000000000426000-memory.dmp

          memory/1748-141-0x0000000006430000-0x00000000065F2000-memory.dmp

          memory/2608-132-0x00000000001D0000-0x0000000000248000-memory.dmp

          memory/2608-133-0x00000000051C0000-0x0000000005764000-memory.dmp

          memory/2608-134-0x0000000004CB0000-0x0000000004D42000-memory.dmp

          memory/2608-135-0x00000000026B0000-0x00000000026BA000-memory.dmp

          memory/2608-136-0x0000000007770000-0x000000000780C000-memory.dmp