Overview

overview

7

Static

static

1

sumthin.exe

windows7-x64

7

sumthin.exe

windows10-2004-x64

Sharing

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General

  • Target

    sumthin.exe

  • Size

    2.9MB

  • Sample

    230406-ffe1lsbd67

  • MD5

    194581131c0fd49fc8c91b0af260943a

  • SHA1

    6b34925aa2892011aad7f72e167dbac966bf6e39

  • SHA256

    05ea5a2c58c71d1b554a0582117ef31b9bd7f9b83d21f4dcf19b3d6e94b4cc58

  • SHA512

    cf805a1ef9fa1b199e98c684d217a66c9ab79b476e9498353fa8b8640eaf5ee67d477f15dd25291796668239c43fafc11a6109b646ae778c1149397e17bcc641

  • SSDEEP

    49152:CG8VnqJRx8uIHCDch7UPBltq9b9fr+ZqleaNpM/OFX8qE4xq5mCfu1pYhec7bO3:DsnqvIHC+7Szq9bQ2KqE4xq5mGApYhtW

Score
7/10
bootkitdiscoverypersistence

Malware Config

Targets

    • Target

      sumthin.exe

    • Size

      2.9MB

    • MD5

      194581131c0fd49fc8c91b0af260943a

    • SHA1

      6b34925aa2892011aad7f72e167dbac966bf6e39

    • SHA256

      05ea5a2c58c71d1b554a0582117ef31b9bd7f9b83d21f4dcf19b3d6e94b4cc58

    • SHA512

      cf805a1ef9fa1b199e98c684d217a66c9ab79b476e9498353fa8b8640eaf5ee67d477f15dd25291796668239c43fafc11a6109b646ae778c1149397e17bcc641

    • SSDEEP

      49152:CG8VnqJRx8uIHCDch7UPBltq9b9fr+ZqleaNpM/OFX8qE4xq5mCfu1pYhec7bO3:DsnqvIHC+7Szq9bQ2KqE4xq5mGApYhtW

    Score
    7/10
    bootkitdiscoverypersistence

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • 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 v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Bootkit

1
T1067

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks