Resubmissions

15-04-2024 19:48

240415-yjb28sgh2y 10

15-04-2024 19:06

240415-xsd3hsdf75 7

15-04-2024 19:02

240415-xpws6afh4x 10

15-04-2024 18:45

240415-xecmjadd57 10

15-04-2024 18:42

240415-xcbbpaff61 10

15-04-2024 18:39

240415-xaqctsff5v 10

15-04-2024 18:35

240415-w8gb5sff3w 10

15-04-2024 18:27

240415-w315csfe2x 10

15-04-2024 18:23

240415-w1w3mafd5t 7

15-04-2024 18:10

240415-wsg9hach35 7

Analysis

  • max time kernel
    601s
  • max time network
    490s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-04-2024 18:35

General

  • Target

    setup.exe

  • Size

    700.0MB

  • MD5

    6d23d8dee5299700881a3e484eef8a9c

  • SHA1

    43b0c7e5bea63447ef78225d76fb47c6b29a4381

  • SHA256

    9383433f5dd673392f5dc01b0a8e84e063bf182cdb46fa49000a0b890f448240

  • SHA512

    c98754f41c3f094dc4d39f486c9ac0b6f91977258ba1a347c0914c00e47bf995398a5c4572a8ea5d529a28c12a71b6bfb09869bd9187416e31978440b33a4e87

  • SSDEEP

    49152:GnjzX9RG5mnTDunfqNMP9Pyz6DMPCMTbzdZEmqyXVSY+wfdH1rFuzi56M/cH1oYI:OD9cSfX69PvQP1vFqyXHvsnM/PbQi

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\setup.exe
    "C:\Users\Admin\AppData\Local\Temp\setup.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:4332
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
    1⤵
      PID:4896
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
      1⤵
        PID:1572

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Windows\System32\GroupPolicy\gpt.ini

        Filesize

        127B

        MD5

        8ef9853d1881c5fe4d681bfb31282a01

        SHA1

        a05609065520e4b4e553784c566430ad9736f19f

        SHA256

        9228f13d82c3dc96b957769f6081e5bac53cffca4ffde0ba1e102d9968f184a2

        SHA512

        5ddee931a08cfea5bb9d1c36355d47155a24d617c2a11d08364ffc54e593064011dee4fea8ac5b67029cab515d3071f0ba0422bb76af492a3115272ba8feb005

      • memory/4332-6-0x00007FF784D00000-0x00007FF785564000-memory.dmp

        Filesize

        8.4MB

      • memory/4332-5-0x00007FF880000000-0x00007FF880002000-memory.dmp

        Filesize

        8KB

      • memory/4332-9-0x00007FF784D00000-0x00007FF785564000-memory.dmp

        Filesize

        8.4MB

      • memory/4332-0-0x00007FF784D00000-0x00007FF785564000-memory.dmp

        Filesize

        8.4MB

      • memory/4332-10-0x00007FF784D00000-0x00007FF785564000-memory.dmp

        Filesize

        8.4MB

      • memory/4332-3-0x00007FF8B38D0000-0x00007FF8B3B99000-memory.dmp

        Filesize

        2.8MB

      • memory/4332-7-0x00007FF784D00000-0x00007FF785564000-memory.dmp

        Filesize

        8.4MB

      • memory/4332-11-0x00007FF784D00000-0x00007FF785564000-memory.dmp

        Filesize

        8.4MB

      • memory/4332-4-0x00007FF784D00000-0x00007FF785564000-memory.dmp

        Filesize

        8.4MB

      • memory/4332-2-0x00007FF880030000-0x00007FF880031000-memory.dmp

        Filesize

        4KB

      • memory/4332-8-0x00007FF784D00000-0x00007FF785564000-memory.dmp

        Filesize

        8.4MB

      • memory/4332-1-0x00007FF8B4870000-0x00007FF8B492E000-memory.dmp

        Filesize

        760KB

      • memory/4332-14-0x00007FF8B5F90000-0x00007FF8B6185000-memory.dmp

        Filesize

        2.0MB

      • memory/4332-20-0x00007FF784D00000-0x00007FF785564000-memory.dmp

        Filesize

        8.4MB

      • memory/4332-22-0x00007FF8B4870000-0x00007FF8B492E000-memory.dmp

        Filesize

        760KB

      • memory/4332-23-0x00007FF8B38D0000-0x00007FF8B3B99000-memory.dmp

        Filesize

        2.8MB

      • memory/4332-24-0x00007FF8B5F90000-0x00007FF8B6185000-memory.dmp

        Filesize

        2.0MB