Analysis

  • max time kernel
    148s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-03-2024 09:34

General

  • Target

    62cd7b447bdee3ec1670c92d9585e1fddbaa5d4ee824dee8f15940005bf95414.exe

  • Size

    3.2MB

  • MD5

    4204b9d4c4df5c4b4d67922db24f342a

  • SHA1

    9255b5e94028f3f55adda2576d60bd39452eaf08

  • SHA256

    62cd7b447bdee3ec1670c92d9585e1fddbaa5d4ee824dee8f15940005bf95414

  • SHA512

    0b4ed4d6397c9f34cf2c72d9c581a6e5d94eabf395da0010073b1600883dac6fcc48c1606ffee29952bd60707caf03b8a6d6cf644b2ac668306b4a418d726423

  • SSDEEP

    49152:l/Ki16IscOcmroPBql2IzydQgfTzTGKr6d61YryTz3onQqHlfBrfgOtat:Ujpreg7zyWsFGd61QYoHBroO4t

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 1 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Themida packer 9 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Looks up external IP address via web service 4 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in System32 directory 4 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\62cd7b447bdee3ec1670c92d9585e1fddbaa5d4ee824dee8f15940005bf95414.exe
    "C:\Users\Admin\AppData\Local\Temp\62cd7b447bdee3ec1670c92d9585e1fddbaa5d4ee824dee8f15940005bf95414.exe"
    1⤵
    • Modifies firewall policy service
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Drops file in System32 directory
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    PID:1220
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
    1⤵
      PID:4444
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
      1⤵
        PID:3656

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Persistence

      Create or Modify System Process

      1
      T1543

      Windows Service

      1
      T1543.003

      Privilege Escalation

      Create or Modify System Process

      1
      T1543

      Windows Service

      1
      T1543.003

      Defense Evasion

      Modify Registry

      1
      T1112

      Virtualization/Sandbox Evasion

      1
      T1497

      Discovery

      Query Registry

      2
      T1012

      Virtualization/Sandbox Evasion

      1
      T1497

      System Information Discovery

      2
      T1082

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1220-0-0x00007FF72FA30000-0x00007FF730491000-memory.dmp
        Filesize

        10.4MB

      • memory/1220-1-0x00007FFB00000000-0x00007FFB00002000-memory.dmp
        Filesize

        8KB

      • memory/1220-2-0x00007FFB51820000-0x00007FFB518DE000-memory.dmp
        Filesize

        760KB

      • memory/1220-3-0x00007FFB50710000-0x00007FFB509D9000-memory.dmp
        Filesize

        2.8MB

      • memory/1220-4-0x00007FFB00030000-0x00007FFB00031000-memory.dmp
        Filesize

        4KB

      • memory/1220-5-0x00007FFB50710000-0x00007FFB509D9000-memory.dmp
        Filesize

        2.8MB

      • memory/1220-6-0x00007FFB52990000-0x00007FFB52B85000-memory.dmp
        Filesize

        2.0MB

      • memory/1220-7-0x00007FF72FA30000-0x00007FF730491000-memory.dmp
        Filesize

        10.4MB

      • memory/1220-8-0x00007FF72FA30000-0x00007FF730491000-memory.dmp
        Filesize

        10.4MB

      • memory/1220-9-0x00007FF72FA30000-0x00007FF730491000-memory.dmp
        Filesize

        10.4MB

      • memory/1220-10-0x00007FF72FA30000-0x00007FF730491000-memory.dmp
        Filesize

        10.4MB

      • memory/1220-11-0x00007FF72FA30000-0x00007FF730491000-memory.dmp
        Filesize

        10.4MB

      • memory/1220-12-0x00007FF72FA30000-0x00007FF730491000-memory.dmp
        Filesize

        10.4MB

      • memory/1220-13-0x00007FF72FA30000-0x00007FF730491000-memory.dmp
        Filesize

        10.4MB

      • memory/1220-21-0x00007FF72FA30000-0x00007FF730491000-memory.dmp
        Filesize

        10.4MB

      • memory/1220-23-0x00007FFB00000000-0x00007FFB00002000-memory.dmp
        Filesize

        8KB

      • memory/1220-24-0x00007FFB51820000-0x00007FFB518DE000-memory.dmp
        Filesize

        760KB

      • memory/1220-25-0x00007FFB50710000-0x00007FFB509D9000-memory.dmp
        Filesize

        2.8MB

      • memory/1220-26-0x00007FFB52990000-0x00007FFB52B85000-memory.dmp
        Filesize

        2.0MB