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Analysis

  • max time kernel
    142s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/05/2024, 22:16

General

  • Target

    Iris-Installer-3.2.0.jar

  • Size

    1.6MB

  • MD5

    97cfa283f188d846c86e8c0e58d00db8

  • SHA1

    b9c83d9d0068a89434aaf05c2a1b594d4a1d0ee8

  • SHA256

    8649d34616022150e1a099737bce5c07351fd3dfce7ca0978a82b4a435e0931f

  • SHA512

    358d6ff9f6a7c594e482a64e1085bd56366dbf094bd81907a9709bb54e2e588d4b8d76da2c8dad5edd2de2ec9a7607758174d16cd919add950ad0cddeb619f13

  • SSDEEP

    49152:43VZ7NK4Y745jZOTTGANUjKUlqGFLiELag7p9UD5DBE9:43VZ5w74LkKbqwt4a

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Modifies file permissions 1 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
    java -jar C:\Users\Admin\AppData\Local\Temp\Iris-Installer-3.2.0.jar
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1804
    • C:\Windows\system32\icacls.exe
      C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
      2⤵
      • Modifies file permissions
      PID:2952
    • C:\Windows\SYSTEM32\reg.exe
      reg query "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Themes\Personalize" /v AppsUseLightTheme
      2⤵
        PID:488
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3964 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:4304

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\flatlaf.temp\flatlaf-windows-x86_64-5240816116000.dll

        Filesize

        9KB

        MD5

        b0366e31f3704da1e9552633a07f77db

        SHA1

        fd3058cc08a5e00b56301dc44e0e05854a5e55ea

        SHA256

        18f1f5afec89f152afe1c57cffe9a77c158d840f6e00ec7a343b685caa3d8853

        SHA512

        d8e621eb9b15103a70544affbd7e3fdf52fe14bdae754fd9551508ed8785d53b6205082de41a575acffe5d1c80d419eda16d79834fdbad9cc8df798dcaa4eaa4

      • memory/1804-2-0x000001F2D86B0000-0x000001F2D8920000-memory.dmp

        Filesize

        2.4MB

      • memory/1804-11-0x000001F2D6CD0000-0x000001F2D6CD1000-memory.dmp

        Filesize

        4KB

      • memory/1804-19-0x000001F2D6CD0000-0x000001F2D6CD1000-memory.dmp

        Filesize

        4KB

      • memory/1804-29-0x000001F2D6CD0000-0x000001F2D6CD1000-memory.dmp

        Filesize

        4KB

      • memory/1804-73-0x000001F2D8920000-0x000001F2D8930000-memory.dmp

        Filesize

        64KB

      • memory/1804-79-0x000001F2D86B0000-0x000001F2D8920000-memory.dmp

        Filesize

        2.4MB

      • memory/1804-80-0x000001F2D8930000-0x000001F2D8940000-memory.dmp

        Filesize

        64KB

      • memory/1804-83-0x000001F2D8940000-0x000001F2D8950000-memory.dmp

        Filesize

        64KB

      • memory/1804-84-0x000001F2D8950000-0x000001F2D8960000-memory.dmp

        Filesize

        64KB

      • memory/1804-87-0x000001F2D8960000-0x000001F2D8970000-memory.dmp

        Filesize

        64KB

      • memory/1804-89-0x000001F2D8970000-0x000001F2D8980000-memory.dmp

        Filesize

        64KB

      • memory/1804-92-0x000001F2D8980000-0x000001F2D8990000-memory.dmp

        Filesize

        64KB

      • memory/1804-93-0x000001F2D8990000-0x000001F2D89A0000-memory.dmp

        Filesize

        64KB

      • memory/1804-95-0x000001F2D89A0000-0x000001F2D89B0000-memory.dmp

        Filesize

        64KB

      • memory/1804-97-0x000001F2D89B0000-0x000001F2D89C0000-memory.dmp

        Filesize

        64KB

      • memory/1804-100-0x000001F2D89C0000-0x000001F2D89D0000-memory.dmp

        Filesize

        64KB

      • memory/1804-102-0x000001F2D8930000-0x000001F2D8940000-memory.dmp

        Filesize

        64KB

      • memory/1804-99-0x000001F2D8920000-0x000001F2D8930000-memory.dmp

        Filesize

        64KB

      • memory/1804-103-0x000001F2D89D0000-0x000001F2D89E0000-memory.dmp

        Filesize

        64KB

      • memory/1804-105-0x000001F2D8940000-0x000001F2D8950000-memory.dmp

        Filesize

        64KB

      • memory/1804-106-0x000001F2D89E0000-0x000001F2D89F0000-memory.dmp

        Filesize

        64KB

      • memory/1804-109-0x000001F2D89F0000-0x000001F2D8A00000-memory.dmp

        Filesize

        64KB

      • memory/1804-108-0x000001F2D8950000-0x000001F2D8960000-memory.dmp

        Filesize

        64KB

      • memory/1804-111-0x000001F2D8960000-0x000001F2D8970000-memory.dmp

        Filesize

        64KB

      • memory/1804-112-0x000001F2D8A00000-0x000001F2D8A10000-memory.dmp

        Filesize

        64KB

      • memory/1804-115-0x000001F2D8A10000-0x000001F2D8A20000-memory.dmp

        Filesize

        64KB

      • memory/1804-114-0x000001F2D8970000-0x000001F2D8980000-memory.dmp

        Filesize

        64KB

      • memory/1804-118-0x000001F2D8980000-0x000001F2D8990000-memory.dmp

        Filesize

        64KB

      • memory/1804-119-0x000001F2D8A20000-0x000001F2D8A30000-memory.dmp

        Filesize

        64KB

      • memory/1804-124-0x000001F2D89A0000-0x000001F2D89B0000-memory.dmp

        Filesize

        64KB

      • memory/1804-123-0x000001F2D8A40000-0x000001F2D8A50000-memory.dmp

        Filesize

        64KB

      • memory/1804-122-0x000001F2D8A30000-0x000001F2D8A40000-memory.dmp

        Filesize

        64KB

      • memory/1804-121-0x000001F2D8990000-0x000001F2D89A0000-memory.dmp

        Filesize

        64KB

      • memory/1804-125-0x000001F2D6CD0000-0x000001F2D6CD1000-memory.dmp

        Filesize

        4KB

      • memory/1804-128-0x000001F2D89B0000-0x000001F2D89C0000-memory.dmp

        Filesize

        64KB

      • memory/1804-129-0x000001F2D8A50000-0x000001F2D8A60000-memory.dmp

        Filesize

        64KB

      • memory/1804-132-0x000001F2D8A60000-0x000001F2D8A70000-memory.dmp

        Filesize

        64KB

      • memory/1804-131-0x000001F2D89C0000-0x000001F2D89D0000-memory.dmp

        Filesize

        64KB

      • memory/1804-141-0x000001F2D89D0000-0x000001F2D89E0000-memory.dmp

        Filesize

        64KB

      • memory/1804-142-0x000001F2D8A70000-0x000001F2D8A80000-memory.dmp

        Filesize

        64KB

      • memory/1804-146-0x000001F2D8A80000-0x000001F2D8A90000-memory.dmp

        Filesize

        64KB

      • memory/1804-145-0x000001F2D89E0000-0x000001F2D89F0000-memory.dmp

        Filesize

        64KB

      • memory/1804-150-0x000001F2D8A90000-0x000001F2D8AA0000-memory.dmp

        Filesize

        64KB

      • memory/1804-149-0x000001F2D89F0000-0x000001F2D8A00000-memory.dmp

        Filesize

        64KB

      • memory/1804-153-0x000001F2D8AA0000-0x000001F2D8AB0000-memory.dmp

        Filesize

        64KB

      • memory/1804-152-0x000001F2D8A00000-0x000001F2D8A10000-memory.dmp

        Filesize

        64KB

      • memory/1804-156-0x000001F2D8A10000-0x000001F2D8A20000-memory.dmp

        Filesize

        64KB

      • memory/1804-157-0x000001F2D8AB0000-0x000001F2D8AC0000-memory.dmp

        Filesize

        64KB

      • memory/1804-163-0x000001F2D8AC0000-0x000001F2D8AD0000-memory.dmp

        Filesize

        64KB

      • memory/1804-162-0x000001F2D8A20000-0x000001F2D8A30000-memory.dmp

        Filesize

        64KB

      • memory/1804-165-0x000001F2D8AD0000-0x000001F2D8AE0000-memory.dmp

        Filesize

        64KB

      • memory/1804-164-0x000001F2D8A30000-0x000001F2D8A40000-memory.dmp

        Filesize

        64KB

      • memory/1804-169-0x000001F2D8AE0000-0x000001F2D8AF0000-memory.dmp

        Filesize

        64KB

      • memory/1804-168-0x000001F2D8A40000-0x000001F2D8A50000-memory.dmp

        Filesize

        64KB

      • memory/1804-176-0x000001F2D8AF0000-0x000001F2D8B00000-memory.dmp

        Filesize

        64KB

      • memory/1804-175-0x000001F2D8A50000-0x000001F2D8A60000-memory.dmp

        Filesize

        64KB

      • memory/1804-180-0x000001F2D8B00000-0x000001F2D8B10000-memory.dmp

        Filesize

        64KB

      • memory/1804-179-0x000001F2D8A60000-0x000001F2D8A70000-memory.dmp

        Filesize

        64KB

      • memory/1804-184-0x000001F2D8B10000-0x000001F2D8B20000-memory.dmp

        Filesize

        64KB

      • memory/1804-183-0x000001F2D8A70000-0x000001F2D8A80000-memory.dmp

        Filesize

        64KB

      • memory/1804-185-0x000001F2D8A80000-0x000001F2D8A90000-memory.dmp

        Filesize

        64KB

      • memory/1804-186-0x000001F2D8B20000-0x000001F2D8B30000-memory.dmp

        Filesize

        64KB

      • memory/1804-191-0x000001F2D8B30000-0x000001F2D8B40000-memory.dmp

        Filesize

        64KB

      • memory/1804-189-0x000001F2D8A90000-0x000001F2D8AA0000-memory.dmp

        Filesize

        64KB

      • memory/1804-194-0x000001F2D8AA0000-0x000001F2D8AB0000-memory.dmp

        Filesize

        64KB

      • memory/1804-195-0x000001F2D8B40000-0x000001F2D8B50000-memory.dmp

        Filesize

        64KB

      • memory/1804-211-0x000001F2D8AB0000-0x000001F2D8AC0000-memory.dmp

        Filesize

        64KB

      • memory/1804-212-0x000001F2D8B50000-0x000001F2D8B60000-memory.dmp

        Filesize

        64KB

      • memory/1804-222-0x000001F2D8B60000-0x000001F2D8B70000-memory.dmp

        Filesize

        64KB

      • memory/1804-221-0x000001F2D8AC0000-0x000001F2D8AD0000-memory.dmp

        Filesize

        64KB

      • memory/1804-241-0x000001F2D8AD0000-0x000001F2D8AE0000-memory.dmp

        Filesize

        64KB

      • memory/1804-242-0x000001F2D8B70000-0x000001F2D8B80000-memory.dmp

        Filesize

        64KB

      • memory/1804-253-0x000001F2D8B80000-0x000001F2D8B90000-memory.dmp

        Filesize

        64KB

      • memory/1804-252-0x000001F2D8AE0000-0x000001F2D8AF0000-memory.dmp

        Filesize

        64KB

      • memory/1804-258-0x000001F2D8B90000-0x000001F2D8BA0000-memory.dmp

        Filesize

        64KB

      • memory/1804-257-0x000001F2D8AF0000-0x000001F2D8B00000-memory.dmp

        Filesize

        64KB

      • memory/1804-267-0x000001F2D8B00000-0x000001F2D8B10000-memory.dmp

        Filesize

        64KB

      • memory/1804-268-0x000001F2D8BA0000-0x000001F2D8BB0000-memory.dmp

        Filesize

        64KB

      • memory/1804-283-0x000001F2D8B10000-0x000001F2D8B20000-memory.dmp

        Filesize

        64KB

      • memory/1804-285-0x000001F2D8B20000-0x000001F2D8B30000-memory.dmp

        Filesize

        64KB

      • memory/1804-288-0x000001F2D8B30000-0x000001F2D8B40000-memory.dmp

        Filesize

        64KB

      • memory/1804-295-0x000001F2D8BB0000-0x000001F2D8BC0000-memory.dmp

        Filesize

        64KB

      • memory/1804-294-0x000001F2D8B40000-0x000001F2D8B50000-memory.dmp

        Filesize

        64KB

      • memory/1804-298-0x000001F2D8BC0000-0x000001F2D8BD0000-memory.dmp

        Filesize

        64KB

      • memory/1804-297-0x000001F2D8B50000-0x000001F2D8B60000-memory.dmp

        Filesize

        64KB

      • memory/1804-301-0x000001F2D8BD0000-0x000001F2D8BE0000-memory.dmp

        Filesize

        64KB

      • memory/1804-300-0x000001F2D8B60000-0x000001F2D8B70000-memory.dmp

        Filesize

        64KB

      • memory/1804-307-0x000001F2D8B70000-0x000001F2D8B80000-memory.dmp

        Filesize

        64KB

      • memory/1804-309-0x000001F2D8B80000-0x000001F2D8B90000-memory.dmp

        Filesize

        64KB

      • memory/1804-310-0x000001F2D8BE0000-0x000001F2D8BF0000-memory.dmp

        Filesize

        64KB

      • memory/1804-312-0x000001F2D8B90000-0x000001F2D8BA0000-memory.dmp

        Filesize

        64KB

      • memory/1804-313-0x000001F2D8BF0000-0x000001F2D8C00000-memory.dmp

        Filesize

        64KB

      • memory/1804-316-0x000001F2D8BA0000-0x000001F2D8BB0000-memory.dmp

        Filesize

        64KB

      • memory/1804-317-0x000001F2D8C00000-0x000001F2D8C10000-memory.dmp

        Filesize

        64KB

      • memory/1804-320-0x000001F2D8C10000-0x000001F2D8C20000-memory.dmp

        Filesize

        64KB

      • memory/1804-326-0x000001F2D8C20000-0x000001F2D8C30000-memory.dmp

        Filesize

        64KB

      • memory/1804-329-0x000001F2D8BB0000-0x000001F2D8BC0000-memory.dmp

        Filesize

        64KB

      • memory/1804-330-0x000001F2D8C30000-0x000001F2D8C40000-memory.dmp

        Filesize

        64KB

      • memory/1804-370-0x000001F2D8BC0000-0x000001F2D8BD0000-memory.dmp

        Filesize

        64KB

      • memory/1804-371-0x000001F2D8C40000-0x000001F2D8C50000-memory.dmp

        Filesize

        64KB