Analysis

  • max time kernel
    150s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    25/06/2022, 09:28

General

  • Target
    d32095056ea09bf505c9106e88d44a71e3793cca501acf7c46fb0f478faf50fb.exe
  • Size 393KB
  • Sample220625-lfc4xaegcl
  • SHA256 d32095056ea09bf505c9106e88d44a71e3793cca501acf7c46fb0f478faf50fb
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Drops startup file 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.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d32095056ea09bf505c9106e88d44a71e3793cca501acf7c46fb0f478faf50fb.exe
    "C:\Users\Admin\AppData\Local\Temp\d32095056ea09bf505c9106e88d44a71e3793cca501acf7c46fb0f478faf50fb.exe"
    1⤵
    • Drops startup file
    • Accesses Microsoft Outlook profiles
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • outlook_office_path
    • outlook_win_path
    PID:3036
    • C:\Windows\SysWOW64\cmd.exe
      cmd /C copy "C:\Users\Admin\AppData\Local\Temp\d32095056ea09bf505c9106e88d44a71e3793cca501acf7c46fb0f478faf50fb.exe" C:\Users\Admin
      2⤵
        PID:3456

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/3036-130-0x0000000000B20000-0x0000000000B88000-memory.dmp

          memory/3036-131-0x0000000005A60000-0x0000000006004000-memory.dmp

          memory/3036-132-0x0000000005550000-0x00000000055E2000-memory.dmp

          memory/3036-133-0x0000000005750000-0x00000000057EC000-memory.dmp

          memory/3036-134-0x0000000006010000-0x0000000006076000-memory.dmp

          memory/3036-136-0x00000000073D0000-0x0000000007592000-memory.dmp

          memory/3036-137-0x0000000006B90000-0x0000000006B9A000-memory.dmp