Analysis

  • max time kernel
    140s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/10/2022, 05:54

General

  • Target
    HBL Report.exe
  • Size 998KB
  • Sample221014-glv5fsaff9
  • SHA256 2f559cf9248a782155f4ce8dbbdfe65c1fd714ba355a5dc20683d2a5068178f7
  • 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 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\HBL Report.exe
    "C:\Users\Admin\AppData\Local\Temp\HBL Report.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1780
    • C:\Users\Admin\AppData\Local\Temp\HBL Report.exe
      "C:\Users\Admin\AppData\Local\Temp\HBL Report.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3412
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3412 -s 1484
        3⤵
        • Program crash
        PID:3396
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3412 -s 1484
        3⤵
        • Program crash
        PID:2644
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 200 -p 3412 -ip 3412
    1⤵
      PID:4512

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          HBL Report.exe.log

          • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\HBL Report.exe.log
          • Size 1KB
          • SHA256 bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7
          • MD5 SHA1 SHA512

          memory/1780-132-0x0000000000190000-0x0000000000290000-memory.dmp

          memory/1780-133-0x0000000005470000-0x0000000005A14000-memory.dmp

          memory/1780-134-0x0000000004D60000-0x0000000004DF2000-memory.dmp

          memory/1780-135-0x00000000027C0000-0x00000000027CA000-memory.dmp

          memory/1780-136-0x0000000009880000-0x000000000991C000-memory.dmp

          memory/1780-137-0x0000000009A20000-0x0000000009A86000-memory.dmp

          memory/3412-139-0x0000000000400000-0x0000000000426000-memory.dmp