Overview

overview

7

Static

static

3

2855c484d9...8f.exe

windows7-x64

7

2855c484d9...8f.exe

windows10-2004-x64

7

Sharing

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General

  • Target

    2855c484d93aaf89a75eef934aedaec152b969869c0c1fdf62cacf9e28f0238f

  • Size

    6.5MB

  • Sample

    240727-ac7zbstclr

  • MD5

    ddb5fd7609e23dc521a5f07abcc8d873

  • SHA1

    65e913dcc7149d6ed378aee5bfe9526846a47ef4

  • SHA256

    2855c484d93aaf89a75eef934aedaec152b969869c0c1fdf62cacf9e28f0238f

  • SHA512

    f5c8e71dc4cde3cfcfeb19f97427a723a1c83dfaa42d3c62dd56f8aaa237d66cb7a12de2b5aa0511d8de0d77967dd4740e2c6dbdcfad4b37f0e6a72fd4586c8f

  • SSDEEP

    98304:euIvRPGNq9I13NpDBRYhdLyFfqZ8d/E71XZ8glVbwAicVbwV/NKsedAnC:vIvR+N02NlLYrLAhEYh/Mbdd

Score
7/10
bootkitdiscoverypersistence

Malware Config

Targets

    • Target

      2855c484d93aaf89a75eef934aedaec152b969869c0c1fdf62cacf9e28f0238f

    • Size

      6.5MB

    • MD5

      ddb5fd7609e23dc521a5f07abcc8d873

    • SHA1

      65e913dcc7149d6ed378aee5bfe9526846a47ef4

    • SHA256

      2855c484d93aaf89a75eef934aedaec152b969869c0c1fdf62cacf9e28f0238f

    • SHA512

      f5c8e71dc4cde3cfcfeb19f97427a723a1c83dfaa42d3c62dd56f8aaa237d66cb7a12de2b5aa0511d8de0d77967dd4740e2c6dbdcfad4b37f0e6a72fd4586c8f

    • SSDEEP

      98304:euIvRPGNq9I13NpDBRYhdLyFfqZ8d/E71XZ8glVbwAicVbwV/NKsedAnC:vIvR+N02NlLYrLAhEYh/Mbdd

    Score
    7/10
    bootkitdiscoverypersistence

    • Loads dropped DLL

    • Writes to the Master Boot Record (MBR)

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

      bootkitpersistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Discovery

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Query Registry

1
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks