Overview

overview

7

Static

static

3

2026-10-10...ar.exe

windows10-2004-x64

7

2026-10-10...ar.exe

windows11-ltsc_2024-x64

7

Analysis

  • max time kernel
    150s
  • max time network
    144s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    11/10/2026, 07:13

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General

  • Target
    2026-10-10_9e62eb0ec51420880775aa6946ad1855_blankgrabber_cobalt-strike_icedid_luca-stealer_njrat_satacom_stealc_vidar.exe
  • Size 4.3MB
  • Sample261011-h17bpsfs3m
  • SHA256 1938890b0f36c9472c2d56654489778f13384f61909363c670b418eefff45952
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
bootkitdefense_evasiondiscoverypersistencespywarestealer

Malware Config

Signatures

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Writes to the Master Boot Record (MBR) 1 TTPs 2 IoCs

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

    bootkitpersistence
  • Drops file in System32 directory 20 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Direct Volume Access: Opens a physical disk for reading 1 TTPs 2 IoCs

    Opens a raw handle to a physical disk, which bypasses file system access controls and is used for disk inspection, anti-VM checks and privilege checks.

    defense_evasion
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

    discovery
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-10_9e62eb0ec51420880775aa6946ad1855_blankgrabber_cobalt-strike_icedid_luca-stealer_njrat_satacom_stealc_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-10_9e62eb0ec51420880775aa6946ad1855_blankgrabber_cobalt-strike_icedid_luca-stealer_njrat_satacom_stealc_vidar.exe"
    1⤵
    • Adds Run key to start application
    • Writes to the Master Boot Record (MBR)
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Direct Volume Access: Opens a physical disk for reading
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3176
  • C:\Users\Admin\AppData\Local\Temp\2026-10-10_9e62eb0ec51420880775aa6946ad1855_blankgrabber_cobalt-strike_icedid_luca-stealer_njrat_satacom_stealc_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-10_9e62eb0ec51420880775aa6946ad1855_blankgrabber_cobalt-strike_icedid_luca-stealer_njrat_satacom_stealc_vidar.exe" /runonce:1
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Direct Volume Access: Opens a physical disk for reading
    • Reads the TCP/IP host and domain name from the registry
    PID:4488

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        overseer.def
        • Path C:\Users\Admin\AppData\Local\Temp\overseer.def
        • Size 378B
        • SHA256 ac1421ae9c002a6691293640365cfdce18427724f129701c5e947a65ce03237e
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        memory/3176-1-0x0000018E67190000-0x0000018E67213000-memory.dmp
        Download

        memory/3176-3-0x0000018E67190000-0x0000018E67213000-memory.dmp
        Download

        memory/3176-0-0x0000018E66ED0000-0x0000018E6707D000-memory.dmp
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        memory/3176-35-0x0000018E67190000-0x0000018E67213000-memory.dmp
        Download

        memory/4488-10-0x000001EF35AF0000-0x000001EF35B73000-memory.dmp
        Download

        memory/4488-12-0x000001EF35AF0000-0x000001EF35B73000-memory.dmp
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        memory/4488-11-0x000001EF35AF0000-0x000001EF35B73000-memory.dmp
        Download

        memory/4488-17-0x000001EF35AF0000-0x000001EF35B73000-memory.dmp
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