Analysis

  • max time kernel
    40s
  • max time network
    44s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    03/12/2022, 19:13

General

  • Target

    b96c138fb1ccdcf7abc5b39a79b39e25eecbd0be161b7483231bb1cc03a5f4ec.exe

  • Size

    43KB

  • MD5

    34d0aae92346ab6ee0f202930e7f1b30

  • SHA1

    d3106ed2278669afbef3975c8eabee816d7e499c

  • SHA256

    b96c138fb1ccdcf7abc5b39a79b39e25eecbd0be161b7483231bb1cc03a5f4ec

  • SHA512

    5a8addd643de84aab572731a0535f6b58981681d8f93994679f47be37537966b17c3aa26379459e02534f8c953b1b34c5dc83e838eb4f4fe024f54760f2338f7

  • SSDEEP

    384:joc7Bmpxk7qKZwr1D+um22Nw/tXRmmEtrNxvb53y2DCuLfgMBK2VuJYgHMOC8QEb:joE7Do1jDaw/q3Nm2VsMc1MOD

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b96c138fb1ccdcf7abc5b39a79b39e25eecbd0be161b7483231bb1cc03a5f4ec.exe
    "C:\Users\Admin\AppData\Local\Temp\b96c138fb1ccdcf7abc5b39a79b39e25eecbd0be161b7483231bb1cc03a5f4ec.exe"
    1⤵
    • Maps connected drives based on registry
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1508
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c tasklist&&del b96c138fb1ccdcf7abc5b39a79b39e25eecbd0be161b7483231bb1cc03a5f4ec.exe
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:268
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • Suspicious use of AdjustPrivilegeToken
        PID:756

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1508-56-0x0000000075451000-0x0000000075453000-memory.dmp

    Filesize

    8KB