Analysis

  • max time kernel
    1764s
  • max time network
    1155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240730-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-08-2024 20:53

General

  • Target

    Iris-Installer-3.2.1 (1).jar

  • Size

    1.6MB

  • MD5

    b8ab5a8fe8c4e854d76bce63d5ba2442

  • SHA1

    511049edffc32739a550575bfbaad4eba9e85521

  • SHA256

    c18404b891882dae07942da9f1b3d86e0e6d3d4a7e23dc730aa9eb0a058c4e29

  • SHA512

    3f1bfbd0f1be8eb9defbbf6a4b69a581d1c66c3e06cceeb280fceac8648d59bb22f07326a3c267cca165a4b9a2cec4921fa06c5f24ef2f74ec60b589afc980c2

  • SSDEEP

    49152:yvVZ7NK4Y745jJmSxANUjKUlqGFLiELag7p9UQ3JbyB:yvVZ5w74Cybqwt4Z

Score
7/10

Malware Config

Signatures

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

Processes

  • C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
    java -jar "C:\Users\Admin\AppData\Local\Temp\Iris-Installer-3.2.1 (1).jar"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4508
    • C:\Windows\SYSTEM32\reg.exe
      reg query "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Themes\Personalize" /v AppsUseLightTheme
      2⤵
        PID:2216

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\flatlaf.temp\flatlaf-windows-x86_64-4759947770300.dll

      Filesize

      9KB

      MD5

      b0366e31f3704da1e9552633a07f77db

      SHA1

      fd3058cc08a5e00b56301dc44e0e05854a5e55ea

      SHA256

      18f1f5afec89f152afe1c57cffe9a77c158d840f6e00ec7a343b685caa3d8853

      SHA512

      d8e621eb9b15103a70544affbd7e3fdf52fe14bdae754fd9551508ed8785d53b6205082de41a575acffe5d1c80d419eda16d79834fdbad9cc8df798dcaa4eaa4

    • memory/4508-2-0x000001E580000000-0x000001E580270000-memory.dmp

      Filesize

      2.4MB

    • memory/4508-14-0x000001E5F48C0000-0x000001E5F48C1000-memory.dmp

      Filesize

      4KB

    • memory/4508-22-0x000001E5F48C0000-0x000001E5F48C1000-memory.dmp

      Filesize

      4KB

    • memory/4508-24-0x000001E580270000-0x000001E580280000-memory.dmp

      Filesize

      64KB

    • memory/4508-26-0x000001E580280000-0x000001E580290000-memory.dmp

      Filesize

      64KB

    • memory/4508-30-0x000001E580290000-0x000001E5802A0000-memory.dmp

      Filesize

      64KB

    • memory/4508-32-0x000001E5802B0000-0x000001E5802C0000-memory.dmp

      Filesize

      64KB

    • memory/4508-31-0x000001E5802A0000-0x000001E5802B0000-memory.dmp

      Filesize

      64KB

    • memory/4508-34-0x000001E5802C0000-0x000001E5802D0000-memory.dmp

      Filesize

      64KB

    • memory/4508-36-0x000001E5802D0000-0x000001E5802E0000-memory.dmp

      Filesize

      64KB

    • memory/4508-42-0x000001E580300000-0x000001E580310000-memory.dmp

      Filesize

      64KB

    • memory/4508-41-0x000001E5802F0000-0x000001E580300000-memory.dmp

      Filesize

      64KB

    • memory/4508-40-0x000001E5802E0000-0x000001E5802F0000-memory.dmp

      Filesize

      64KB

    • memory/4508-45-0x000001E580310000-0x000001E580320000-memory.dmp

      Filesize

      64KB

    • memory/4508-47-0x000001E580320000-0x000001E580330000-memory.dmp

      Filesize

      64KB

    • memory/4508-54-0x000001E580270000-0x000001E580280000-memory.dmp

      Filesize

      64KB

    • memory/4508-53-0x000001E580350000-0x000001E580360000-memory.dmp

      Filesize

      64KB

    • memory/4508-52-0x000001E580340000-0x000001E580350000-memory.dmp

      Filesize

      64KB

    • memory/4508-51-0x000001E580330000-0x000001E580340000-memory.dmp

      Filesize

      64KB

    • memory/4508-50-0x000001E580000000-0x000001E580270000-memory.dmp

      Filesize

      2.4MB

    • memory/4508-58-0x000001E580360000-0x000001E580370000-memory.dmp

      Filesize

      64KB

    • memory/4508-57-0x000001E580290000-0x000001E5802A0000-memory.dmp

      Filesize

      64KB

    • memory/4508-56-0x000001E580280000-0x000001E580290000-memory.dmp

      Filesize

      64KB

    • memory/4508-60-0x000001E5802A0000-0x000001E5802B0000-memory.dmp

      Filesize

      64KB

    • memory/4508-61-0x000001E580370000-0x000001E580380000-memory.dmp

      Filesize

      64KB

    • memory/4508-67-0x000001E580390000-0x000001E5803A0000-memory.dmp

      Filesize

      64KB

    • memory/4508-66-0x000001E580380000-0x000001E580390000-memory.dmp

      Filesize

      64KB

    • memory/4508-65-0x000001E5802B0000-0x000001E5802C0000-memory.dmp

      Filesize

      64KB

    • memory/4508-68-0x000001E5802C0000-0x000001E5802D0000-memory.dmp

      Filesize

      64KB

    • memory/4508-69-0x000001E5803A0000-0x000001E5803B0000-memory.dmp

      Filesize

      64KB

    • memory/4508-72-0x000001E5803B0000-0x000001E5803C0000-memory.dmp

      Filesize

      64KB

    • memory/4508-71-0x000001E5802D0000-0x000001E5802E0000-memory.dmp

      Filesize

      64KB

    • memory/4508-79-0x000001E5803C0000-0x000001E5803D0000-memory.dmp

      Filesize

      64KB

    • memory/4508-78-0x000001E580300000-0x000001E580310000-memory.dmp

      Filesize

      64KB

    • memory/4508-77-0x000001E5802F0000-0x000001E580300000-memory.dmp

      Filesize

      64KB

    • memory/4508-76-0x000001E5802E0000-0x000001E5802F0000-memory.dmp

      Filesize

      64KB

    • memory/4508-81-0x000001E580310000-0x000001E580320000-memory.dmp

      Filesize

      64KB

    • memory/4508-82-0x000001E5803D0000-0x000001E5803E0000-memory.dmp

      Filesize

      64KB

    • memory/4508-88-0x000001E5803E0000-0x000001E5803F0000-memory.dmp

      Filesize

      64KB

    • memory/4508-87-0x000001E580320000-0x000001E580330000-memory.dmp

      Filesize

      64KB

    • memory/4508-91-0x000001E580330000-0x000001E580340000-memory.dmp

      Filesize

      64KB

    • memory/4508-93-0x000001E5803F0000-0x000001E580400000-memory.dmp

      Filesize

      64KB

    • memory/4508-92-0x000001E580340000-0x000001E580350000-memory.dmp

      Filesize

      64KB

    • memory/4508-96-0x000001E580400000-0x000001E580410000-memory.dmp

      Filesize

      64KB

    • memory/4508-95-0x000001E580350000-0x000001E580360000-memory.dmp

      Filesize

      64KB

    • memory/4508-97-0x000001E580360000-0x000001E580370000-memory.dmp

      Filesize

      64KB

    • memory/4508-98-0x000001E580410000-0x000001E580420000-memory.dmp

      Filesize

      64KB

    • memory/4508-102-0x000001E580420000-0x000001E580430000-memory.dmp

      Filesize

      64KB

    • memory/4508-101-0x000001E580370000-0x000001E580380000-memory.dmp

      Filesize

      64KB

    • memory/4508-103-0x000001E580380000-0x000001E580390000-memory.dmp

      Filesize

      64KB

    • memory/4508-104-0x000001E580390000-0x000001E5803A0000-memory.dmp

      Filesize

      64KB

    • memory/4508-105-0x000001E580430000-0x000001E580440000-memory.dmp

      Filesize

      64KB

    • memory/4508-108-0x000001E580440000-0x000001E580450000-memory.dmp

      Filesize

      64KB

    • memory/4508-107-0x000001E5803A0000-0x000001E5803B0000-memory.dmp

      Filesize

      64KB

    • memory/4508-111-0x000001E5F48C0000-0x000001E5F48C1000-memory.dmp

      Filesize

      4KB

    • memory/4508-114-0x000001E580450000-0x000001E580460000-memory.dmp

      Filesize

      64KB

    • memory/4508-113-0x000001E5803B0000-0x000001E5803C0000-memory.dmp

      Filesize

      64KB

    • memory/4508-118-0x000001E580460000-0x000001E580470000-memory.dmp

      Filesize

      64KB

    • memory/4508-117-0x000001E5803C0000-0x000001E5803D0000-memory.dmp

      Filesize

      64KB

    • memory/4508-120-0x000001E580470000-0x000001E580480000-memory.dmp

      Filesize

      64KB

    • memory/4508-119-0x000001E5803D0000-0x000001E5803E0000-memory.dmp

      Filesize

      64KB

    • memory/4508-123-0x000001E580480000-0x000001E580490000-memory.dmp

      Filesize

      64KB

    • memory/4508-122-0x000001E5803E0000-0x000001E5803F0000-memory.dmp

      Filesize

      64KB

    • memory/4508-125-0x000001E5803F0000-0x000001E580400000-memory.dmp

      Filesize

      64KB

    • memory/4508-127-0x000001E580490000-0x000001E5804A0000-memory.dmp

      Filesize

      64KB

    • memory/4508-130-0x000001E5804A0000-0x000001E5804B0000-memory.dmp

      Filesize

      64KB

    • memory/4508-129-0x000001E580400000-0x000001E580410000-memory.dmp

      Filesize

      64KB

    • memory/4508-133-0x000001E5804B0000-0x000001E5804C0000-memory.dmp

      Filesize

      64KB

    • memory/4508-132-0x000001E580410000-0x000001E580420000-memory.dmp

      Filesize

      64KB

    • memory/4508-135-0x000001E580420000-0x000001E580430000-memory.dmp

      Filesize

      64KB

    • memory/4508-136-0x000001E5804C0000-0x000001E5804D0000-memory.dmp

      Filesize

      64KB

    • memory/4508-137-0x000001E5F48C0000-0x000001E5F48C1000-memory.dmp

      Filesize

      4KB

    • memory/4508-141-0x000001E5804D0000-0x000001E5804E0000-memory.dmp

      Filesize

      64KB

    • memory/4508-140-0x000001E580430000-0x000001E580440000-memory.dmp

      Filesize

      64KB

    • memory/4508-143-0x000001E580440000-0x000001E580450000-memory.dmp

      Filesize

      64KB

    • memory/4508-144-0x000001E5804E0000-0x000001E5804F0000-memory.dmp

      Filesize

      64KB

    • memory/4508-147-0x000001E580450000-0x000001E580460000-memory.dmp

      Filesize

      64KB

    • memory/4508-148-0x000001E5804F0000-0x000001E580500000-memory.dmp

      Filesize

      64KB

    • memory/4508-150-0x000001E580500000-0x000001E580510000-memory.dmp

      Filesize

      64KB

    • memory/4508-149-0x000001E580460000-0x000001E580470000-memory.dmp

      Filesize

      64KB

    • memory/4508-153-0x000001E580510000-0x000001E580520000-memory.dmp

      Filesize

      64KB

    • memory/4508-152-0x000001E580470000-0x000001E580480000-memory.dmp

      Filesize

      64KB

    • memory/4508-156-0x000001E580480000-0x000001E580490000-memory.dmp

      Filesize

      64KB

    • memory/4508-157-0x000001E580520000-0x000001E580530000-memory.dmp

      Filesize

      64KB

    • memory/4508-158-0x000001E5F48C0000-0x000001E5F48C1000-memory.dmp

      Filesize

      4KB

    • memory/4508-162-0x000001E580530000-0x000001E580540000-memory.dmp

      Filesize

      64KB

    • memory/4508-161-0x000001E580490000-0x000001E5804A0000-memory.dmp

      Filesize

      64KB

    • memory/4508-165-0x000001E580540000-0x000001E580550000-memory.dmp

      Filesize

      64KB

    • memory/4508-164-0x000001E5804A0000-0x000001E5804B0000-memory.dmp

      Filesize

      64KB

    • memory/4508-168-0x000001E5804B0000-0x000001E5804C0000-memory.dmp

      Filesize

      64KB

    • memory/4508-169-0x000001E5804C0000-0x000001E5804D0000-memory.dmp

      Filesize

      64KB

    • memory/4508-170-0x000001E5804D0000-0x000001E5804E0000-memory.dmp

      Filesize

      64KB

    • memory/4508-171-0x000001E5804E0000-0x000001E5804F0000-memory.dmp

      Filesize

      64KB

    • memory/4508-172-0x000001E5804F0000-0x000001E580500000-memory.dmp

      Filesize

      64KB

    • memory/4508-173-0x000001E580500000-0x000001E580510000-memory.dmp

      Filesize

      64KB

    • memory/4508-174-0x000001E580510000-0x000001E580520000-memory.dmp

      Filesize

      64KB

    • memory/4508-175-0x000001E580520000-0x000001E580530000-memory.dmp

      Filesize

      64KB

    • memory/4508-176-0x000001E580530000-0x000001E580540000-memory.dmp

      Filesize

      64KB

    • memory/4508-177-0x000001E580540000-0x000001E580550000-memory.dmp

      Filesize

      64KB

    • memory/4508-179-0x000001E580550000-0x000001E580560000-memory.dmp

      Filesize

      64KB

    • memory/4508-180-0x000001E5F48C0000-0x000001E5F48C1000-memory.dmp

      Filesize

      4KB