Overview

overview

7

Static

static

3

NetFx20SP1_x86.exe

windows7-x64

7

NetFx20SP1_x86.exe

windows10-2004-x64

3

Solarum.exe

windows7-x64

6

Solarum.exe

windows10-2004-x64

6

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General

  • Target
    Solarum.zip
  • Size 23.6MB
  • Sample241019-jakkpathjf
  • SHA256 f1a8f0ee98712829e22a975ec78df67f3b38037580228016e2d77b15bb625086
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10
bootkitdiscoverypersistence

Malware Config

Targets

    • Target
      NetFx20SP1_x86.exe
    • Size 23.6MB
    • SHA256 c36c3a1d074de32d53f371c665243196a7608652a2fc6be9520312d5ce560871
    • MD5 SHA1 SHA512 SSDEEP
    Score
    7/10
    discovery

    • Executes dropped EXE

    • Loads dropped DLL

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    behavioral1behavioral2
    • Target
      Solarum.exe
    • Size 134KB
    • SHA256 3d327b924f04c21f00685a23b5e573f8190ce8ca87246f4f690eff3800802748
    • MD5 SHA1 SHA512 SSDEEP
    Score
    6/10
    bootkitdiscoverypersistence

    • Writes to the Master Boot Record (MBR)

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

      bootkitpersistence
    behavioral3behavioral4

MITRE ATT&CK Enterprise v15

Tasks