Analysis

  • max time kernel
    110s
  • max time network
    127s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    20-11-2020 14:34

Errors

Reason Machine shutdown

General

  • Target

    WSHSetup[1].exe

  • Size

    898KB

  • MD5

    cb2b4cd74c7b57a12bd822a168e4e608

  • SHA1

    f2182062719f0537071545b77ca75f39c2922bf5

  • SHA256

    5987a6e42c3412086b7c9067dc25f1aaa659b2b123581899e9df92cb7907a3ed

  • SHA512

    7a38be8c1270b1224be4975ad442a964b2523c849f748e5356156cdce39e494c64ca80b0d99c1d989d77f072902de8972e0b113894c9791fb0cabf856dbba348

Score
8/10

Malware Config

Signatures

  • Modifies WinLogon to allow AutoLogon ⋅ 2 TTPs 1 IoCs

    Enables rebooting of the machine without requiring login credentials.

  • Program crash ⋅ 1 IoCs
  • Modifies data under HKEY_USERS ⋅ 15 IoCs
  • NTFS ADS ⋅ 1 IoCs
  • Suspicious behavior: EnumeratesProcesses ⋅ 14 IoCs
  • Suspicious use of AdjustPrivilegeToken ⋅ 3 IoCs
  • Suspicious use of SetWindowsHookEx ⋅ 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\WSHSetup[1].exe
    "C:\Users\Admin\AppData\Local\Temp\WSHSetup[1].exe"
    NTFS ADS
    PID:1156
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1156 -s 1524
      Program crash
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:60
  • C:\Windows\system32\LogonUI.exe
    "LogonUI.exe" /flags:0x0 /state0:0xa3ad2855 /state1:0x41c64e6d
    Modifies WinLogon to allow AutoLogon
    Modifies data under HKEY_USERS
    Suspicious use of SetWindowsHookEx
    PID:3472

Network

MITRE ATT&CK Matrix

Collection

    Command and Control

      Credential Access

        Defense Evasion

        Discovery

          Execution

            Exfiltration

              Impact

                Initial Access

                  Lateral Movement

                    Persistence

                    Privilege Escalation

                      Replay Monitor

                      00:00 00:00

                      Downloads

                      • memory/60-0-0x0000000004300000-0x0000000004301000-memory.dmp
                      • memory/60-1-0x0000000004300000-0x0000000004301000-memory.dmp
                      • memory/60-3-0x0000000004B30000-0x0000000004B31000-memory.dmp