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Overview

overview

8

Static

static

1

setup.msi

windows7-x64

6

setup.msi

windows10-2004-x64

8

Sharing

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General

  • Target

    setup.msi

  • Size

    2.6MB

  • Sample

    240311-nvn6tshe59

  • MD5

    959a8c7e22f65f450f54d1b4f81ec7f8

  • SHA1

    01b0d9739bdda255096c1e12d52fa0f8bc0ca8cf

  • SHA256

    435e9543dd0cbcac3848ecdc102ccf54f393faed95f7374ff4591e5427ca00b8

  • SHA512

    1bfc3bb943a9af604d46023e6a392928d079557a004e68e74f0b5815952d8ecae8bbe63312955ae70d01cdf6a5d35a9f440f0bfaf919b1aea7d45a71dfb63978

  • SSDEEP

    49152:L51VAM5R2KAHlcp8qFmmzDza2Rqr+kMdPTEe/pjO8xn+ch/TlOFNOnUI:LPCMr2NMRmk/XeM9TEeRvx+ch/TlAr

Score
8/10
bootkitdiscoveryevasionpersistenceupx

Malware Config

Targets

    • Target

      setup.msi

    • Size

      2.6MB

    • MD5

      959a8c7e22f65f450f54d1b4f81ec7f8

    • SHA1

      01b0d9739bdda255096c1e12d52fa0f8bc0ca8cf

    • SHA256

      435e9543dd0cbcac3848ecdc102ccf54f393faed95f7374ff4591e5427ca00b8

    • SHA512

      1bfc3bb943a9af604d46023e6a392928d079557a004e68e74f0b5815952d8ecae8bbe63312955ae70d01cdf6a5d35a9f440f0bfaf919b1aea7d45a71dfb63978

    • SSDEEP

      49152:L51VAM5R2KAHlcp8qFmmzDza2Rqr+kMdPTEe/pjO8xn+ch/TlOFNOnUI:LPCMr2NMRmk/XeM9TEeRvx+ch/TlAr

    Score
    8/10
    discoverybootkitevasionpersistenceupx

    • Sets service image path in registry

      persistence

    • Stops running service(s)

      evasion

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Enumerates connected drives

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

    • Writes to the Master Boot Record (MBR)

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

      bootkitpersistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Impair Defenses

1
T1562

Modify Registry

2
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Discovery

Peripheral Device Discovery

2
T1120

Query Registry

4
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

1
T1489

Tasks