Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-10-2023 22:59

General

  • Target

    a7162c1383d8903273e919ebbaacf380137fd933e76a65c0bb79988cdf6a385a.exe

  • Size

    1.2MB

  • MD5

    ac52baf33dce0b3361af383e8e2fcb47

  • SHA1

    8ff972335ace8050cc18ce1aff31bfe03d2709c9

  • SHA256

    a7162c1383d8903273e919ebbaacf380137fd933e76a65c0bb79988cdf6a385a

  • SHA512

    2c472ac0526dd59be9352a023bc979fcdc1348595e5475f8768fa1ff44921fe1a856551ccb811bf8838fad6cbbeb3f4e7af794364917ed73703bcf5a486ee3c5

  • SSDEEP

    24576:Dq1kYgbWSey7ueOP6OXYK5097OLp8mGMS/lpZj4coCYHb0YLBTdrEH7k:w2l7uzPLd8mGz/lfUcophBj

Score
7/10

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 2 IoCs

    Detects file using ACProtect software.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 8 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 1 IoCs
  • Program crash 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a7162c1383d8903273e919ebbaacf380137fd933e76a65c0bb79988cdf6a385a.exe
    "C:\Users\Admin\AppData\Local\Temp\a7162c1383d8903273e919ebbaacf380137fd933e76a65c0bb79988cdf6a385a.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:4748
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4748 -s 1984
      2⤵
      • Program crash
      PID:3896
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4748 -s 2056
      2⤵
      • Program crash
      PID:1164
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4748 -ip 4748
    1⤵
      PID:4880
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4748 -ip 4748
      1⤵
        PID:3356

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files\Common Files\System\symsrv.dll

        Filesize

        67KB

        MD5

        7574cf2c64f35161ab1292e2f532aabf

        SHA1

        14ba3fa927a06224dfe587014299e834def4644f

        SHA256

        de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

        SHA512

        4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

      • C:\Program Files\Common Files\System\symsrv.dll

        Filesize

        67KB

        MD5

        7574cf2c64f35161ab1292e2f532aabf

        SHA1

        14ba3fa927a06224dfe587014299e834def4644f

        SHA256

        de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

        SHA512

        4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

      • C:\ProgramData\CyberLink\CBE\D8D760AC-ACA2-493e-9623-61E9D47DE89C\a7162c1383d8903273e919ebbaacf380137fd933e76a65c0bb79988cdf6a385a.exe_v2\UNO.ini

        Filesize

        7B

        MD5

        be9d6efbd8632e482c64618f00a701fa

        SHA1

        cc7c0702a34305282ba77d4eb88db1fa0bbed850

        SHA256

        d94fd0c7e43df0a03014a44d79653c0845adb29e6222ca47718c46af90847b84

        SHA512

        c59eee3a838ec35f447c28a701289f3f35ea5ec08d0c38df54482b39a2219598074d49fc162b1ef46d9e20c336221f53bc86de7163183193001b466ff36dd5c8

      • C:\Users\Admin\AppData\Local\Temp\13d2358a-b94e-486b-b46c-2ad82566c187.json

        Filesize

        432B

        MD5

        de4baaf0a8180b6ca1501be9f15fb6aa

        SHA1

        409c1912cf3bb4219b3cb9ece02f2d6212c6bbf0

        SHA256

        bdaed38c0520b4c81018f02a918b987443eea7bd012a72632516f041c44ae69f

        SHA512

        61dff4adad514b9e728e58baa47670777b0a5d208b5a74de9127e10620ee92061f62fb975b1ef7f1f67284dbc3d056ae88d5c4a2dfcd231e0f86b444565dd122

      • memory/4748-33-0x0000000000E20000-0x0000000000F43000-memory.dmp

        Filesize

        1.1MB

      • memory/4748-22-0x0000000000E20000-0x0000000000F43000-memory.dmp

        Filesize

        1.1MB

      • memory/4748-6-0x0000000000E20000-0x0000000000F43000-memory.dmp

        Filesize

        1.1MB

      • memory/4748-35-0x0000000000E20000-0x0000000000F43000-memory.dmp

        Filesize

        1.1MB

      • memory/4748-34-0x0000000010000000-0x0000000010030000-memory.dmp

        Filesize

        192KB

      • memory/4748-23-0x0000000010000000-0x0000000010030000-memory.dmp

        Filesize

        192KB

      • memory/4748-24-0x0000000000E20000-0x0000000000F43000-memory.dmp

        Filesize

        1.1MB

      • memory/4748-25-0x0000000000E20000-0x0000000000F43000-memory.dmp

        Filesize

        1.1MB

      • memory/4748-26-0x0000000000E20000-0x0000000000F43000-memory.dmp

        Filesize

        1.1MB

      • memory/4748-27-0x0000000000E20000-0x0000000000F43000-memory.dmp

        Filesize

        1.1MB

      • memory/4748-5-0x0000000000E20000-0x0000000000F43000-memory.dmp

        Filesize

        1.1MB

      • memory/4748-14-0x0000000000E20000-0x0000000000F43000-memory.dmp

        Filesize

        1.1MB

      • memory/4748-21-0x0000000000E20000-0x0000000000F43000-memory.dmp

        Filesize

        1.1MB

      • memory/4748-38-0x0000000000E20000-0x0000000000F43000-memory.dmp

        Filesize

        1.1MB

      • memory/4748-3-0x0000000010000000-0x0000000010030000-memory.dmp

        Filesize

        192KB

      • memory/4748-40-0x0000000010000000-0x0000000010030000-memory.dmp

        Filesize

        192KB

      • memory/4748-43-0x0000000000E20000-0x0000000000F43000-memory.dmp

        Filesize

        1.1MB

      • memory/4748-44-0x0000000010000000-0x0000000010030000-memory.dmp

        Filesize

        192KB

      • memory/4748-45-0x0000000000E20000-0x0000000000F43000-memory.dmp

        Filesize

        1.1MB

      • memory/4748-49-0x0000000000E20000-0x0000000000F43000-memory.dmp

        Filesize

        1.1MB

      • memory/4748-50-0x0000000010000000-0x0000000010030000-memory.dmp

        Filesize

        192KB