Analysis

  • max time kernel
    216s
  • max time network
    304s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 16:55

General

  • Target

    daed0c1465f04ee14cd180133751b1a10c1cda35ea7f356b25bc3a8657a1dfbb.exe

  • Size

    628KB

  • MD5

    2e72acda3efa39a7ddf7ead3c0683c55

  • SHA1

    5d9db7fe598a3e0465687c50dbae257d6e8e44f3

  • SHA256

    daed0c1465f04ee14cd180133751b1a10c1cda35ea7f356b25bc3a8657a1dfbb

  • SHA512

    8e188d01000aa1c58ca2e3cabefef41408360a3f2570595ca23d2ecdf82009d3a8964b7648a5321c3f13f8ef5100f16e6db7d7b67555a403d6aa3214444ee76b

  • SSDEEP

    6144:Ik0E+i8egVWr8+Qcg0lOeW4woaBwzC1Ia97hwSqn2jK0Pp8DZ/EeY014HNjatshw:Ik05xEb9VIetwMQqaLieOtshidFP8jI

Score
6/10

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks for any installed AV software in registry 1 TTPs 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.

  • Kills process with taskkill 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\daed0c1465f04ee14cd180133751b1a10c1cda35ea7f356b25bc3a8657a1dfbb.exe
    "C:\Users\Admin\AppData\Local\Temp\daed0c1465f04ee14cd180133751b1a10c1cda35ea7f356b25bc3a8657a1dfbb.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1084
    • C:\Users\Admin\AppData\Local\Temp\daed0c1465f04ee14cd180133751b1a10c1cda35ea7f356b25bc3a8657a1dfbb.exe
      C:\Users\Admin\AppData\Local\Temp\daed0c1465f04ee14cd180133751b1a10c1cda35ea7f356b25bc3a8657a1dfbb.exe C() "C:\Users\Admin\AppData\Local\Temp\daed0c1465f04ee14cd180133751b1a10c1cda35ea7f356b25bc3a8657a1dfbb.exe"
      2⤵
      • Adds Run key to start application
      • Checks for any installed AV software in registry
      • Suspicious use of WriteProcessMemory
      PID:1504
      • C:\Windows\SysWOW64\taskkill.exe
        "C:\Windows\System32\taskkill.exe" /F /IM MSASCui* /IM avg* /IM ash* /IM McSA* /IM msse*
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1488

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

Security Software Discovery

1
T1063

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1488-60-0x0000000000000000-mapping.dmp
  • memory/1504-56-0x0000000000400000-0x0000000000474000-memory.dmp
    Filesize

    464KB

  • memory/1504-57-0x000000000043495E-mapping.dmp
  • memory/1504-59-0x0000000076201000-0x0000000076203000-memory.dmp
    Filesize

    8KB

  • memory/1504-61-0x0000000000400000-0x0000000000474000-memory.dmp
    Filesize

    464KB