Overview

overview

10

Static

static

3

d2fd718b7a...18.exe

windows7-x64

10

d2fd718b7a...18.exe

windows10-2004-x64

10

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General

  • Target

    d2fd718b7af52fecb60dc352cad16741_JaffaCakes118

  • Size

    168KB

  • Sample

    240907-2pshyszbrl

  • MD5

    d2fd718b7af52fecb60dc352cad16741

  • SHA1

    e2e1086ff9080bfb748f17745721a3ce3f28dcd5

  • SHA256

    0bf0548c2b9d4dbc4be0b3056393c71028108ea2b66cb61e5a0899491c4a0cd5

  • SHA512

    4d72a76dc8092086f0a43e30325702f9f9162e3f9b0fa06b893b892c070ad39cdb4e2519e2ac1d6cc314dc1cb5f95a07e7c669c309b75de8261a3ec06444e9eb

  • SSDEEP

    3072:eF//B8iAvml6GFn8OhN8OkxZhK28AyZxIpXmDzWE7By93iSFzcC:4//ufGt84N8Okbh5YxuW9Nyv/

Score
10/10
bootkitdiscoveryevasionpersistence

Malware Config

Targets

    • Target

      d2fd718b7af52fecb60dc352cad16741_JaffaCakes118

    • Size

      168KB

    • MD5

      d2fd718b7af52fecb60dc352cad16741

    • SHA1

      e2e1086ff9080bfb748f17745721a3ce3f28dcd5

    • SHA256

      0bf0548c2b9d4dbc4be0b3056393c71028108ea2b66cb61e5a0899491c4a0cd5

    • SHA512

      4d72a76dc8092086f0a43e30325702f9f9162e3f9b0fa06b893b892c070ad39cdb4e2519e2ac1d6cc314dc1cb5f95a07e7c669c309b75de8261a3ec06444e9eb

    • SSDEEP

      3072:eF//B8iAvml6GFn8OhN8OkxZhK28AyZxIpXmDzWE7By93iSFzcC:4//ufGt84N8Okbh5YxuW9Nyv/

    Score
    10/10
    bootkitdiscoveryevasionpersistence

    • Modifies firewall policy service

      evasion

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • 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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
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

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

2
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks