Analysis

  • max time kernel
    142s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    01/01/2024, 09:36

General

  • Target

    025307069088cfb359731f34f3af68db.exe

  • Size

    1.9MB

  • MD5

    025307069088cfb359731f34f3af68db

  • SHA1

    fec66a9c9c56c05c0550cb81b0d3169a37210d5f

  • SHA256

    355c9f31d4f4cf6242a8bedf18d47dbcf2cf863abbe83acd6c8beb9e89e3aad2

  • SHA512

    17692dbe5dd65ffb863ec1dfbf7fd7070b389c3607dd995b38bb7ea87f45fce1d74ceaf87348aa1320bc0581ac9ebc7cf5a3bd42ee852a9751abb9dd336d2219

  • SSDEEP

    49152:n0Fu06MypMVPMB0MX6l7FhDft1BVe9YIJJOHa3q47s+Uu:n04GVPM0w87LDNVe903cs+3

Malware Config

Extracted

Family

redline

C2

54.38.123.247:8696

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 2 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.

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\025307069088cfb359731f34f3af68db.exe
    "C:\Users\Admin\AppData\Local\Temp\025307069088cfb359731f34f3af68db.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Checks whether UAC is enabled
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2816

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2816-0-0x0000000000C40000-0x0000000001114000-memory.dmp

          Filesize

          4.8MB

        • memory/2816-2-0x00000000754B0000-0x00000000754BB000-memory.dmp

          Filesize

          44KB

        • memory/2816-1-0x0000000077BD0000-0x0000000077BD2000-memory.dmp

          Filesize

          8KB

        • memory/2816-5-0x0000000075270000-0x0000000075279000-memory.dmp

          Filesize

          36KB

        • memory/2816-4-0x0000000075350000-0x000000007539A000-memory.dmp

          Filesize

          296KB

        • memory/2816-7-0x0000000074B80000-0x000000007526E000-memory.dmp

          Filesize

          6.9MB

        • memory/2816-10-0x0000000076BB0000-0x0000000076C7C000-memory.dmp

          Filesize

          816KB

        • memory/2816-9-0x0000000000C40000-0x0000000001114000-memory.dmp

          Filesize

          4.8MB

        • memory/2816-8-0x0000000077410000-0x0000000077500000-memory.dmp

          Filesize

          960KB

        • memory/2816-12-0x00000000744A0000-0x00000000744B7000-memory.dmp

          Filesize

          92KB

        • memory/2816-11-0x0000000002600000-0x0000000002640000-memory.dmp

          Filesize

          256KB

        • memory/2816-6-0x0000000000C40000-0x0000000001114000-memory.dmp

          Filesize

          4.8MB

        • memory/2816-17-0x0000000076F80000-0x0000000076FA7000-memory.dmp

          Filesize

          156KB

        • memory/2816-16-0x0000000075350000-0x000000007539A000-memory.dmp

          Filesize

          296KB

        • memory/2816-15-0x0000000074350000-0x00000000743A8000-memory.dmp

          Filesize

          352KB

        • memory/2816-14-0x0000000074410000-0x000000007441D000-memory.dmp

          Filesize

          52KB

        • memory/2816-13-0x0000000074440000-0x0000000074492000-memory.dmp

          Filesize

          328KB

        • memory/2816-20-0x0000000077410000-0x0000000077500000-memory.dmp

          Filesize

          960KB

        • memory/2816-19-0x0000000074B80000-0x000000007526E000-memory.dmp

          Filesize

          6.9MB

        • memory/2816-21-0x0000000002600000-0x0000000002640000-memory.dmp

          Filesize

          256KB

        • memory/2816-23-0x0000000074350000-0x00000000743A8000-memory.dmp

          Filesize

          352KB