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Analysis

  • max time kernel
    93s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/10/2024, 08:40

General

  • Target

    b2-crack/steam_api.dll

  • Size

    120KB

  • MD5

    b00a034f1dc1fcda856510499e0f7b7c

  • SHA1

    4c62c4cfaa76e7ce57866c41a3c36dd0ff31eb33

  • SHA256

    814dec7ef99acc8fac953e287fa4ccf0edcfa4645e7642a998ba8f398ce65014

  • SHA512

    0ca1f84077ae0775280169a5bca569558abc3ec04d7b5a694810ce6ae7320173de589fae7751fbb3eb8e103f9120c0d1e49a7bfa9bcfd44efabf4ea068e13ffe

  • SSDEEP

    1536:bKQw8MpoYleO6tiU6tPbdXOZCz2rThXmVxk3MztGAUunWar:Tw8MNf68kCzZxbtGgWar

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 behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\b2-crack\steam_api.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3924
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\b2-crack\steam_api.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:3620
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3620 -s 576
        3⤵
        • Program crash
        PID:520
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3620 -ip 3620
    1⤵
      PID:1100

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • memory/3620-0-0x0000000074E20000-0x0000000074E3D000-memory.dmp

      Filesize

      116KB

    • memory/3620-3-0x0000000074E20000-0x0000000074E3D000-memory.dmp

      Filesize

      116KB

    • memory/3620-4-0x0000000074E21000-0x0000000074E22000-memory.dmp

      Filesize

      4KB

    • memory/3620-5-0x0000000074E20000-0x0000000074E3D000-memory.dmp

      Filesize

      116KB