Analysis

  • max time kernel
    140s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230831-es
  • resource tags

    arch:x64arch:x86image:win10v2004-20230831-eslocale:es-esos:windows10-2004-x64systemwindows
  • submitted
    13-09-2023 23:59

General

  • Target

    MBSetup (2).exe

  • Size

    2.5MB

  • MD5

    1e885823577394ea61ea89438ffe2954

  • SHA1

    e53e96f7374790bdad8a614949b398b055c3a27b

  • SHA256

    7c0b9bceed390f7f28135431c09ac51469ee8e2b8095fb36a37315d811d9ba9c

  • SHA512

    73f600833dad0047b6444110d722dc95237b38bb486abc7fc8e4f59b69e2154c885fb46d65f488d5139a0b6e76ebde33ea72711c7f58436650ef992fb8995627

  • SSDEEP

    49152:Lw3ye9SPQ1sjDAVj+JeRanStQyfvE0Z3R0nxiIq2ddAsuysSiSF:4yeoCVj+c6KtQRq2ADSiSF

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 2 IoCs
  • Program crash 1 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 10 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MBSetup (2).exe
    "C:\Users\Admin\AppData\Local\Temp\MBSetup (2).exe"
    1⤵
    • Drops file in Drivers directory
    • Checks BIOS information in registry
    • Drops file in Program Files directory
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    PID:2052
  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -pss -s 184 -p 3112 -ip 3112
    1⤵
      PID:1996
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 3112 -s 2880
      1⤵
      • Program crash
      PID:2144

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads