Resubmissions

15/04/2024, 19:48

240415-yjb28sgh2y10

15/04/2024, 19:06

240415-xsd3hsdf757

15/04/2024, 19:02

240415-xpws6afh4x10

15/04/2024, 18:45

240415-xecmjadd5710

15/04/2024, 18:42

240415-xcbbpaff6110

15/04/2024, 18:39

240415-xaqctsff5v10

15/04/2024, 18:35

240415-w8gb5sff3w10

15/04/2024, 18:27

240415-w315csfe2x10

15/04/2024, 18:23

240415-w1w3mafd5t7

15/04/2024, 18:10

240415-wsg9hach357

Analysis

  • max time kernel
    145s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    15/04/2024, 18:42

General

  • Target
    setup.exe
  • Size 700.0MB
  • Sample240415-xcbbpaff61
  • SHA256 9383433f5dd673392f5dc01b0a8e84e063bf182cdb46fa49000a0b890f448240
  • MD5 SHA1 SHA512 SSDEEP
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
  • Modifies system certificate store 2 TTPs 6 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
    • Modifies system certificate store
    PID:2044

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        94308059B57B3142E455B38A6EB92015

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
        • Size 68KB
        • SHA256 1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184
        • MD5 SHA1 SHA512 SSDEEP

        94308059B57B3142E455B38A6EB92015

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
        • Size 344B
        • SHA256 84865be328c0f4177ce46bd5cf770b07362d31d5fe8523ba914c4659ebf91db0
        • MD5 SHA1 SHA512

        Cab9916.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\Cab9916.tmp
        • Size 65KB
        • SHA256 c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
        • MD5 SHA1 SHA512 SSDEEP

        Tar9B30.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\Tar9B30.tmp
        • Size 177KB
        • SHA256 67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34
        • MD5 SHA1 SHA512 SSDEEP

        memory/2044-3-0x000000013F2F0000-0x000000013FB54000-memory.dmp

        memory/2044-11-0x000000013F2F0000-0x000000013FB54000-memory.dmp

        memory/2044-5-0x000007FE80010000-0x000007FE80011000-memory.dmp

        memory/2044-7-0x000000013F2F0000-0x000000013FB54000-memory.dmp

        memory/2044-8-0x000000013F2F0000-0x000000013FB54000-memory.dmp

        memory/2044-9-0x000000013F2F0000-0x000000013FB54000-memory.dmp

        memory/2044-10-0x000000013F2F0000-0x000000013FB54000-memory.dmp

        memory/2044-6-0x000000013F2F0000-0x000000013FB54000-memory.dmp

        memory/2044-0-0x000000013F2F0000-0x000000013FB54000-memory.dmp

        memory/2044-4-0x00000000000E0000-0x00000000000E1000-memory.dmp

        memory/2044-2-0x0000000077CA0000-0x0000000077E49000-memory.dmp

        memory/2044-1-0x000007FEFDB10000-0x000007FEFDB7C000-memory.dmp

        memory/2044-85-0x000000013F2F0000-0x000000013FB54000-memory.dmp

        memory/2044-87-0x000007FEFDB10000-0x000007FEFDB7C000-memory.dmp

        memory/2044-88-0x0000000077CA0000-0x0000000077E49000-memory.dmp