Analysis

  • max time kernel
    126s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-09-2024 01:53

General

  • Target

    $APPDATA/app_browser/mscortim.dll

  • Size

    10KB

  • MD5

    59d2c93ae3c2c269fc26b3ecf9a0f3af

  • SHA1

    baab6861d2e432509f216878d79a5e58c3d46927

  • SHA256

    6e981ae3c91194fe4d524c8e3f75d34b9b8c980d2edbad2a6d05143e3b62646c

  • SHA512

    2faea31c0c68e94d1976b0e20342f16fa824303a890ce6a15375ea6c5cf26516107980ab8ede521c5bfad03f46422a714daf641aa171f754fe086af4487b3bd8

  • SSDEEP

    192:VmT/J28Hm+Ook7Vm1Nf30FeXXv5/q/5I3XW6Mbrk1UqWBNsoW/q:VmT3m+OokRm1aS5y/WG6MGtWrsoWC

Score
3/10

Malware Config

Signatures

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

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$APPDATA\app_browser\mscortim.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2060
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$APPDATA\app_browser\mscortim.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:624
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 624 -s 628
        3⤵
        • Program crash
        PID:3764
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 624 -ip 624
    1⤵
      PID:3372
    • 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 --field-trial-handle=3708,i,10597648459838880772,16562651767759956329,262144 --variations-seed-version --mojo-platform-channel-handle=4512 /prefetch:8
      1⤵
        PID:4276

      Network

      MITRE ATT&CK Enterprise v15

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      Downloads