Analysis

  • max time kernel
    152s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-03-2024 20:21

General

  • Target

    5fa54841d52f4f85bf68852b07a02604afa1c12bb7aedb8449b71495b62d9e49.dll

  • Size

    76KB

  • MD5

    72c0af22c37d090259c1e989836e9a2b

  • SHA1

    0d610e998df99af7eccd2ccfac09b9edf85bdf65

  • SHA256

    5fa54841d52f4f85bf68852b07a02604afa1c12bb7aedb8449b71495b62d9e49

  • SHA512

    811f611c7b2a614d96a7ec0c454273e822dedd23fe4c14dbc958ea86d6530d24f2cf16f13480ac25715bc9cea0655c0597c105cb8a5d2b98dfb77d81100473fc

  • SSDEEP

    1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZumWbvIi:c8y93KQjy7G55riF1cMo03sIi

Score
9/10
upx

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 3 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

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

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\5fa54841d52f4f85bf68852b07a02604afa1c12bb7aedb8449b71495b62d9e49.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2380
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\5fa54841d52f4f85bf68852b07a02604afa1c12bb7aedb8449b71495b62d9e49.dll,#1
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4368
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4368 -s 636
        3⤵
        • Program crash
        PID:2516
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4368 -ip 4368
    1⤵
      PID:1844
    • 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=3720 --field-trial-handle=2252,i,16504368816373493055,9578615028378602855,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:2584

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/4368-0-0x0000000010000000-0x0000000010030000-memory.dmp

        Filesize

        192KB

      • memory/4368-1-0x0000000010000000-0x0000000010030000-memory.dmp

        Filesize

        192KB

      • memory/4368-2-0x0000000010000000-0x0000000010030000-memory.dmp

        Filesize

        192KB