Analysis

  • max time kernel
    186s
  • max time network
    190s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 02:23

General

  • Target

    ac154cea7461180b1a5c7e6bac39da234ec7998e688ccae3417296a77be0fc2a.exe

  • Size

    972KB

  • MD5

    5c449b3bbcbfa73beb384896ee9d073b

  • SHA1

    82fab56f1532b36b9268574f626ddf8a203f0843

  • SHA256

    ac154cea7461180b1a5c7e6bac39da234ec7998e688ccae3417296a77be0fc2a

  • SHA512

    9cf41e70d5132b50fefefcbda85c1db53bbf539aa402b92cee97aa885cd4e113cd3fcf52e1e74c2eb74b8d820ca4e8b786dcca55d838669aedc7f11310bfb404

  • SSDEEP

    24576:SlX7VoF/qli4Yvo+sQDqh9GWRRB9AHbeR:4X7VA/q1ksQ+7fRB9B

Malware Config

Signatures

  • Registers COM server for autorun 1 TTPs 3 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 34 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ac154cea7461180b1a5c7e6bac39da234ec7998e688ccae3417296a77be0fc2a.exe
    "C:\Users\Admin\AppData\Local\Temp\ac154cea7461180b1a5c7e6bac39da234ec7998e688ccae3417296a77be0fc2a.exe"
    1⤵
    • Registers COM server for autorun
    • Checks whether UAC is enabled
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:940

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/940-132-0x00000000038C0000-0x00000000039F0000-memory.dmp
    Filesize

    1.2MB

  • memory/940-139-0x0000000000C90000-0x0000000000C95000-memory.dmp
    Filesize

    20KB