Resubmissions

09/06/2024, 10:21

240609-md1b4aaa4810

09/06/2024, 10:21

240609-mdsx1saa46

09/06/2024, 10:08

240609-l6f89ahh463

Analysis

  • max time kernel
    142s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/06/2024, 10:21

General

  • Target
    Additional/CiWinCng32.dll
  • Size 2.6MB
  • Sample240609-md1b4aaa48
  • SHA256 ce67945c1f951d38aa65440fcb5145bc9bac340ac1b23ac2edb91ffd2c13536e
  • MD5 SHA1 SHA512 SSDEEP
Score
3/10

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\Additional\CiWinCng32.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2836
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\Additional\CiWinCng32.dll,#1
      2⤵
        PID:3352
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3352 -s 632
          3⤵
          • Program crash
          PID:844
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3352 -ip 3352
      1⤵
        PID:1884
      • C:\Windows\System32\rundll32.exe
        C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
        1⤵
          PID:5028
        • 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=1344 --field-trial-handle=2292,i,2103142837140538807,15881446839139365070,262144 --variations-seed-version /prefetch:8
          1⤵
            PID:2584

          Network

                MITRE ATT&CK Matrix

                Replay Monitor

                Loading Replay Monitor...

                Downloads