Analysis

  • max time kernel
    96s
  • max time network
    95s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    14-07-2022 08:48

General

  • Target

    fe3868de44639e4db971bc2600cdcd55c09e1500a1e9a3cb7a8d22f1867c795c.exe

  • Size

    3.7MB

  • MD5

    2006a4de01e8d2330d684c44b824ed52

  • SHA1

    21aafc6bf52e3765b9538d5de5eacbe3fbb7d4f8

  • SHA256

    fe3868de44639e4db971bc2600cdcd55c09e1500a1e9a3cb7a8d22f1867c795c

  • SHA512

    be80a27e54891d8350116daeb3cc652e5071c904cf22bbad1b45931a3f432ac1b9e4b9f0dca2dd481eb485e19a28e9bcaeb6b1448f2b4abb50de3a90eee54a01

Score
10/10

Malware Config

Extracted

Family

vulturi

C2

http://154.53.33.203:5050/gate

Attributes
  • c2_encryption_key

    testkey

  • c2_user

    root

Signatures

  • Vulturi

    An info stealer written in C# and first seen in January 2021.

  • Vulturi payload 6 IoCs
  • Deletes itself 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fe3868de44639e4db971bc2600cdcd55c09e1500a1e9a3cb7a8d22f1867c795c.exe
    "C:\Users\Admin\AppData\Local\Temp\fe3868de44639e4db971bc2600cdcd55c09e1500a1e9a3cb7a8d22f1867c795c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1948
    • C:\Users\Admin\AppData\Local\Temp\fe3868de44639e4db971bc2600cdcd55c09e1500a1e9a3cb7a8d22f1867c795c.exe
      "C:\Users\Admin\AppData\Local\Temp\fe3868de44639e4db971bc2600cdcd55c09e1500a1e9a3cb7a8d22f1867c795c.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1736
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C chcp 65001 && ping 127.0.0.1 && DEL /F /S /Q /A "C:\Users\Admin\AppData\Local\Temp\fe3868de44639e4db971bc2600cdcd55c09e1500a1e9a3cb7a8d22f1867c795c.exe"
        3⤵
        • Deletes itself
        • Suspicious use of WriteProcessMemory
        PID:1784
        • C:\Windows\SysWOW64\chcp.com
          chcp 65001
          4⤵
            PID:1336
          • C:\Windows\SysWOW64\PING.EXE
            ping 127.0.0.1
            4⤵
            • Runs ping.exe
            PID:648

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/648-75-0x0000000000000000-mapping.dmp

    • memory/1336-74-0x0000000000000000-mapping.dmp

    • memory/1736-69-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/1736-65-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/1736-71-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/1736-67-0x00000000004445BE-mapping.dmp

    • memory/1736-60-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/1736-61-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/1736-63-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/1736-66-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/1784-73-0x0000000000000000-mapping.dmp

    • memory/1948-57-0x0000000075401000-0x0000000075403000-memory.dmp

      Filesize

      8KB

    • memory/1948-59-0x00000000005E0000-0x00000000005E6000-memory.dmp

      Filesize

      24KB

    • memory/1948-54-0x00000000008A0000-0x0000000000C5C000-memory.dmp

      Filesize

      3.7MB

    • memory/1948-58-0x0000000004630000-0x000000000464A000-memory.dmp

      Filesize

      104KB

    • memory/1948-56-0x0000000000840000-0x0000000000856000-memory.dmp

      Filesize

      88KB

    • memory/1948-55-0x00000000007C0000-0x00000000007F2000-memory.dmp

      Filesize

      200KB