Overview

overview

10

Static

static

3

f83ab9d63b...18.exe

windows7-x64

10

f83ab9d63b...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f83ab9d63b5240615fc403229d04f83a_JaffaCakes118

  • Size

    300KB

  • Sample

    240418-r69hpahb8x

  • MD5

    f83ab9d63b5240615fc403229d04f83a

  • SHA1

    5194a6f47a969678312e475aaa68c9623e7f6c26

  • SHA256

    f8eec64a72e4b70f9756a58ac88552d57851089d5edd49a7a8e0c7c2f25d29fe

  • SHA512

    ffae1f73dcb99951649fc5f6ba29274dc3e7ef34da310f98cd4e7a09a2582c551d1e2289bada3086982b01cda627da40bdf5b08db8952422d2e585b24e2240a7

  • SSDEEP

    6144:SxzH46QfUP/MXM4tg6hIxmnMInq1ewM7EG7erjqNr3Q:i/h+9IxYnqC7gOrg

Score
10/10
metasploitbackdoorbootkitpersistencetrojan

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Targets

    • Target

      f83ab9d63b5240615fc403229d04f83a_JaffaCakes118

    • Size

      300KB

    • MD5

      f83ab9d63b5240615fc403229d04f83a

    • SHA1

      5194a6f47a969678312e475aaa68c9623e7f6c26

    • SHA256

      f8eec64a72e4b70f9756a58ac88552d57851089d5edd49a7a8e0c7c2f25d29fe

    • SHA512

      ffae1f73dcb99951649fc5f6ba29274dc3e7ef34da310f98cd4e7a09a2582c551d1e2289bada3086982b01cda627da40bdf5b08db8952422d2e585b24e2240a7

    • SSDEEP

      6144:SxzH46QfUP/MXM4tg6hIxmnMInq1ewM7EG7erjqNr3Q:i/h+9IxYnqC7gOrg

    Score
    10/10
    metasploitbackdoorbootkitpersistencetrojan

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

      trojanbackdoormetasploit

    • Adds policy Run key to start application

      persistence

    • 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 Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

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

Defense Evasion

Modify Registry

2
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks