Overview

overview

8

Static

static

af5a68e527...08.exe

windows7-x64

8

af5a68e527...08.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    152s
  • max time network
    193s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/12/2022, 11:20

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General

  • Target

    af5a68e527704ca8b448925563bd06d60190b84d0b12a26c7cee55749dded908.exe

  • Size

    823KB

  • MD5

    083c2d062f49d290a6c4895c07afb2ba

  • SHA1

    84bb17102b892ce8573fc27687335e18afcb3dc6

  • SHA256

    af5a68e527704ca8b448925563bd06d60190b84d0b12a26c7cee55749dded908

  • SHA512

    801db1f82b09d1d9c06dd92f9df7dd75410ba349662eeeadec6f6b3a834ace92e258618f113c1822d27e54b84ac1e6a998be391f94a5d977f2f991727b6f88e2

  • SSDEEP

    12288:zQaVbfnisUnaXor6Tp9xqp22hgo03Wm3x+zaoJ0xfDTVs9xj0J8BBSG:EcDJPXaMp9I2sJ0mm3x+e55s9BGsL

Score
8/10
discoveryevasionpersistencetrojan

Malware Config

Signatures

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

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

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

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

  • Program crash 2 IoCs
  • 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\af5a68e527704ca8b448925563bd06d60190b84d0b12a26c7cee55749dded908.exe
    "C:\Users\Admin\AppData\Local\Temp\af5a68e527704ca8b448925563bd06d60190b84d0b12a26c7cee55749dded908.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:4744
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4744 -s 2836
      2⤵
      • Program crash
      PID:3280
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4744 -s 2888
      2⤵
      • Program crash
      PID:2416
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4744 -ip 4744
    1⤵
      PID:4120
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4744 -ip 4744
      1⤵
        PID:1308
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4744 -ip 4744
        1⤵
          PID:4792

        Network

              MITRE ATT&CK Enterprise v6

              Replay Monitor

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              Downloads

              • memory/4744-132-0x0000000003480000-0x00000000035C1000-memory.dmp

                Filesize

                1.3MB

                Download