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Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/03/2024, 22:20

General

  • Target

    c1bff66a2c33f51a02c708d412b1cf28.exe

  • Size

    146KB

  • MD5

    c1bff66a2c33f51a02c708d412b1cf28

  • SHA1

    a5d135357f9d59f5727228c775b595cc83243909

  • SHA256

    08de37cd178bcb60547a892bc3ca9287aef327bf9dcee24de8b5a9b9eae67e4d

  • SHA512

    4f9eea562a693be2bbd385a78513e0737f70c31e3c35db4e15ee694a72e0489fd4817adfb76275200a86ae32655eb219ba332513f490329f6fefd30f178fce8b

  • SSDEEP

    3072:12G3yGihjYA/SYE15HvvocVz0x3wzF0MK:MG3y2AqY2Hvw+0JwOT

Score
9/10

Malware Config

Signatures

  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Modifies RDP port number used by Windows 1 TTPs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c1bff66a2c33f51a02c708d412b1cf28.exe
    "C:\Users\Admin\AppData\Local\Temp\c1bff66a2c33f51a02c708d412b1cf28.exe"
    1⤵
    • Looks for VirtualBox Guest Additions in registry
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3284

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/3284-0-0x0000000000C30000-0x0000000000C5C000-memory.dmp

    Filesize

    176KB

  • memory/3284-1-0x00007FFC8D780000-0x00007FFC8E241000-memory.dmp

    Filesize

    10.8MB

  • memory/3284-2-0x000000001BA10000-0x000000001BA20000-memory.dmp

    Filesize

    64KB

  • memory/3284-3-0x000000001BA10000-0x000000001BA20000-memory.dmp

    Filesize

    64KB

  • memory/3284-4-0x00007FFC8D780000-0x00007FFC8E241000-memory.dmp

    Filesize

    10.8MB

  • memory/3284-5-0x000000001BA10000-0x000000001BA20000-memory.dmp

    Filesize

    64KB

  • memory/3284-6-0x000000001BA10000-0x000000001BA20000-memory.dmp

    Filesize

    64KB