Overview

overview

10

Static

static

3

9b9da06524...18.exe

windows7-x64

8

9b9da06524...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    9b9da065249e8fe54710e673923b7cd5_JaffaCakes118

  • Size

    35KB

  • Sample

    241125-p6ft9sxmhz

  • MD5

    9b9da065249e8fe54710e673923b7cd5

  • SHA1

    855744b965629510b6929fa1d2e19cd6c796f030

  • SHA256

    56290c2104affa1cf206123446540929c031486b6c3b3519b2de9a96963c9710

  • SHA512

    4a38a4bc84911ece6042746aa631e5077373197b2cec269c3b89b7bbb4bf0b0fd992b080f69d7c1daab608b9653be9f48cbce0c9bb9ac6a89a3ca2ffc566d1f3

  • SSDEEP

    768:Di/8POyOVXowzUyQ9EKa2Fi9k13ebvMSPIl1R3R:DNPlOVXowzUL+KOOMb0P33R

Score
10/10
r77evasionexecutionpersistenceprivilege_escalationrootkit

Malware Config

Targets

    • Target

      9b9da065249e8fe54710e673923b7cd5_JaffaCakes118

    • Size

      35KB

    • MD5

      9b9da065249e8fe54710e673923b7cd5

    • SHA1

      855744b965629510b6929fa1d2e19cd6c796f030

    • SHA256

      56290c2104affa1cf206123446540929c031486b6c3b3519b2de9a96963c9710

    • SHA512

      4a38a4bc84911ece6042746aa631e5077373197b2cec269c3b89b7bbb4bf0b0fd992b080f69d7c1daab608b9653be9f48cbce0c9bb9ac6a89a3ca2ffc566d1f3

    • SSDEEP

      768:Di/8POyOVXowzUyQ9EKa2Fi9k13ebvMSPIl1R3R:DNPlOVXowzUL+KOOMb0P33R

    Score
    10/10
    evasionexecutionpersistenceprivilege_escalationr77rootkit

    • R77 family

      r77

    • r77

      r77 is an open-source, userland rootkit.

      rootkitr77

    • r77 rootkit payload

      Detects the payload of the r77 rootkit.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Downloads MZ/PE file

    • Event Triggered Execution: AppInit DLLs

      Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

      persistenceprivilege_escalation

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

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

Event Triggered Execution

2
T1546

AppInit DLLs

1
T1546.010

Netsh Helper DLL

1
T1546.007

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

Event Triggered Execution

2
T1546

AppInit DLLs

1
T1546.010

Netsh Helper DLL

1
T1546.007

Defense Evasion

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

2
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks