General

  • Target

    Roblox-Song-Sheet-text.txt

  • Size

    259B

  • Sample

    240630-24w5paycma

  • MD5

    963aea559e0d8a538a582af14f3497f3

  • SHA1

    90c26e4e18571ce45cb63bfe919859502b9d6730

  • SHA256

    ddebb4fc3c9145bba2714f090e6c550e2133d3b9ec89be1a85922f86860b30b1

  • SHA512

    626798f15e8e9e3dcf8c29cf9fb83c67bfad506035a5e4af7889539c1b1fffb2bb1f6e9adab45d42fa401270a702fb3fe2c9eac6760b9340f772157c650a9409

Malware Config

Targets

    • Target

      Roblox-Song-Sheet-text.txt

    • Size

      259B

    • MD5

      963aea559e0d8a538a582af14f3497f3

    • SHA1

      90c26e4e18571ce45cb63bfe919859502b9d6730

    • SHA256

      ddebb4fc3c9145bba2714f090e6c550e2133d3b9ec89be1a85922f86860b30b1

    • SHA512

      626798f15e8e9e3dcf8c29cf9fb83c67bfad506035a5e4af7889539c1b1fffb2bb1f6e9adab45d42fa401270a702fb3fe2c9eac6760b9340f772157c650a9409

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Downloads MZ/PE file

    • Event Triggered Execution: Image File Execution Options Injection

    • Manipulates Digital Signatures

      Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to obtain their binary as valid.

    • Checks computer location settings

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

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Checks whether UAC is enabled

    • Enumerates connected drives

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

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Active Setup

1
T1547.014

Event Triggered Execution

2
T1546

Image File Execution Options Injection

1
T1546.012

Component Object Model Hijacking

1
T1546.015

Browser Extensions

1
T1176

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Active Setup

1
T1547.014

Event Triggered Execution

2
T1546

Image File Execution Options Injection

1
T1546.012

Component Object Model Hijacking

1
T1546.015

Defense Evasion

Modify Registry

5
T1112

Subvert Trust Controls

1
T1553

SIP and Trust Provider Hijacking

1
T1553.003

Discovery

Query Registry

8
T1012

System Information Discovery

8
T1082

Peripheral Device Discovery

2
T1120

Tasks