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Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/02/2025, 22:04

General

  • Target

    quarantine/jROrnzx.exe

  • Size

    681KB

  • MD5

    73d3580f306b584416925e7880b11328

  • SHA1

    b610c76f7c5310561e2def5eb78acb72c51fe84f

  • SHA256

    291f2ea4af0020b9d0dcd566e97dd586cb03988ab71272d511f134ac8b1924b7

  • SHA512

    3bae075ef47734d4c27092314dece8846bccaaf0548abf4b8fa718a07a643a7fbe96153d40e4c04783a8711d865b6a4758adc9a93729b70105e4dcd247a3e82f

  • SSDEEP

    12288:znWeizBbiU4vQDb1aLUSk1jpS+Lb4HlVYnWeizBbiU4vQDb1aLUSk1jpS+Lb4HlY:rW1z8Dvob1zrE+LkHloW1z8Dvob1zrEA

Malware Config

Signatures

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\quarantine\jROrnzx.exe
    "C:\Users\Admin\AppData\Local\Temp\quarantine\jROrnzx.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1544
    • C:\Users\Admin\AppData\Local\Temp\quarantine\jROrnzx.exe
      "C:\Users\Admin\AppData\Local\Temp\quarantine\jROrnzx.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:3832
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1544 -s 968
      2⤵
      • Program crash
      PID:1424
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 1544 -ip 1544
    1⤵
      PID:3420

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1544-0-0x0000000074EAE000-0x0000000074EAF000-memory.dmp

      Filesize

      4KB

    • memory/1544-1-0x0000000000D20000-0x0000000000DD0000-memory.dmp

      Filesize

      704KB

    • memory/1544-2-0x0000000005B90000-0x0000000006134000-memory.dmp

      Filesize

      5.6MB

    • memory/1544-3-0x0000000074EA0000-0x0000000075650000-memory.dmp

      Filesize

      7.7MB

    • memory/1544-8-0x0000000074EA0000-0x0000000075650000-memory.dmp

      Filesize

      7.7MB

    • memory/3832-5-0x0000000000400000-0x000000000045F000-memory.dmp

      Filesize

      380KB

    • memory/3832-7-0x0000000000400000-0x000000000045F000-memory.dmp

      Filesize

      380KB

    • memory/3832-9-0x0000000000400000-0x000000000045F000-memory.dmp

      Filesize

      380KB

    • memory/3832-43-0x0000000000400000-0x000000000045F000-memory.dmp

      Filesize

      380KB