Analysis

  • max time kernel
    143s
  • max time network
    160s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/02/2023, 19:19

General

  • Target
    7ebbb7ce1d4d11b8a7b77e23b52a1d29.exe
  • Size 778KB
  • Sample230203-x1hexade7y
  • SHA256 b2bb771a614c21fc44edd716d4c194efae9f63a63458ccc9b1554fee712acf2d
  • 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
  • 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
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7ebbb7ce1d4d11b8a7b77e23b52a1d29.exe
    "C:\Users\Admin\AppData\Local\Temp\7ebbb7ce1d4d11b8a7b77e23b52a1d29.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1456
    • C:\Users\Admin\AppData\Local\Temp\7ebbb7ce1d4d11b8a7b77e23b52a1d29.exe
      "C:\Users\Admin\AppData\Local\Temp\7ebbb7ce1d4d11b8a7b77e23b52a1d29.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2100
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2100 -s 1540
        3⤵
        • Program crash
        PID:2576
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2100 -ip 2100
    1⤵
      PID:1212

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          7ebbb7ce1d4d11b8a7b77e23b52a1d29.exe.log

          • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\7ebbb7ce1d4d11b8a7b77e23b52a1d29.exe.log
          • Size 1KB
          • SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
          • MD5 SHA1 SHA512

          memory/1456-132-0x0000000000710000-0x00000000007DA000-memory.dmp

          memory/1456-133-0x0000000005720000-0x0000000005CC4000-memory.dmp

          memory/1456-134-0x0000000005210000-0x00000000052A2000-memory.dmp

          memory/1456-135-0x0000000005190000-0x000000000519A000-memory.dmp

          memory/1456-136-0x0000000008F10000-0x0000000008FAC000-memory.dmp

          memory/2100-138-0x0000000000400000-0x0000000000426000-memory.dmp