General

  • Target

    RobloxScreenShot20240212_150244181.png

  • Size

    192KB

  • Sample

    240701-cr1vnstapc

  • MD5

    3064c2cbca1e6bea94ac1923783f2e14

  • SHA1

    7a5b15e03a15b9c43b04e5cd9b31432ba57680f4

  • SHA256

    cdee4ef31a7a0ef1db81e48b0bdd572152a533bbb8ad995ab5b0a7fc3d1c004c

  • SHA512

    883cc188c17b6d557b926c0f5e3f22346f04a6e44ac2a6b0c0a2131731c8e8756cef8188da7f0c80d33952fcb8595dc1f0a49ba41d7436f8c030fec8915649ab

  • SSDEEP

    3072:IzMRgSef0N8zW5tO41GlOaWkf91BNtw4/JDYohWicn/eqT4iam5sEt2FkHEAZ:IYySefQ35tzUPBNl/lYUdQ/ram5FE+

Malware Config

Targets

    • Target

      RobloxScreenShot20240212_150244181.png

    • Size

      192KB

    • MD5

      3064c2cbca1e6bea94ac1923783f2e14

    • SHA1

      7a5b15e03a15b9c43b04e5cd9b31432ba57680f4

    • SHA256

      cdee4ef31a7a0ef1db81e48b0bdd572152a533bbb8ad995ab5b0a7fc3d1c004c

    • SHA512

      883cc188c17b6d557b926c0f5e3f22346f04a6e44ac2a6b0c0a2131731c8e8756cef8188da7f0c80d33952fcb8595dc1f0a49ba41d7436f8c030fec8915649ab

    • SSDEEP

      3072:IzMRgSef0N8zW5tO41GlOaWkf91BNtw4/JDYohWicn/eqT4iam5sEt2FkHEAZ:IYySefQ35tzUPBNl/lYUdQ/ram5FE+

    • 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.

    • 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

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

7
T1012

System Information Discovery

6
T1082

Peripheral Device Discovery

1
T1120

Tasks