Analysis

  • max time kernel
    132s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    11/05/2022, 05:38

General

  • Target
    PagoUSD.exe
  • Size 1009KB
  • Sample220511-gbp6fsfgh2
  • SHA256 989d751b53b8c3d3d57111fe727904298f8723cab3b656db6da4bacfd9a2ed18
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 42 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 25 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PagoUSD.exe
    "C:\Users\Admin\AppData\Local\Temp\PagoUSD.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2712
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\tivkukfmgjhhgju.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1580
      • C:\Users\Admin\AppData\Roaming\Pagousd.sfx.exe
        Pagousd.sfx.exe -pfhqwioGfibjrngdfhjgfkvkshpnmmnyczcsfbaHhefvjjopnnawdggfbnjyyqbfhfmkdbdsskenfkdghfqzvgrm -dC:\Users\Admin\AppData\Roaming
        3⤵
        • Executes dropped EXE
        • Checks computer location settings
        • Suspicious use of WriteProcessMemory
        PID:888
        • C:\Users\Admin\AppData\Roaming\Pagousd.exe
          "C:\Users\Admin\AppData\Roaming\Pagousd.exe"
          4⤵
          • Executes dropped EXE
          • Accesses Microsoft Outlook profiles
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • outlook_office_path
          • outlook_win_path
          PID:3552

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        Pagousd.exe

        • Path C:\Users\Admin\AppData\Roaming\Pagousd.exe
        • Size 599KB
        • SHA256 9ec8fb4ace7504bd52aedc9f4ff87af83e90b6db1a4642eedde78ff612e1e25f
        • MD5 SHA1 SHA512 SSDEEP

        Pagousd.exe

        • Path C:\Users\Admin\AppData\Roaming\Pagousd.exe
        • Size 599KB
        • SHA256 9ec8fb4ace7504bd52aedc9f4ff87af83e90b6db1a4642eedde78ff612e1e25f
        • MD5 SHA1 SHA512 SSDEEP

        Pagousd.sfx.exe

        • Path C:\Users\Admin\AppData\Roaming\Pagousd.sfx.exe
        • Size 1009KB
        • SHA256 1dd52c8c2985c2abedadf9d162daab3b5777005e838ce917955ff98a705a7158
        • MD5 SHA1 SHA512 SSDEEP

        Pagousd.sfx.exe

        • Path C:\Users\Admin\AppData\Roaming\Pagousd.sfx.exe
        • Size 1009KB
        • SHA256 1dd52c8c2985c2abedadf9d162daab3b5777005e838ce917955ff98a705a7158
        • MD5 SHA1 SHA512 SSDEEP

        tivkukfmgjhhgju.bat

        • Path C:\Users\Admin\AppData\Roaming\tivkukfmgjhhgju.bat
        • Size 117B
        • SHA256 0b885de8cbac3117b09de531db0e1ca1c52bfe882b901725b30adb2494e6516e
        • MD5 SHA1 SHA512

        memory/3552-138-0x0000000000B40000-0x0000000000BDA000-memory.dmp

        memory/3552-139-0x00007FF94DA10000-0x00007FF94E4D1000-memory.dmp