ATT&CKReferencesSymantec Bumblebee June 2022

Symantec Bumblebee June 2022

Kamble, V. (2022, June 28). Bumblebee: New Loader Rapidly Assuming Central Position in Cyber-crime Ecosystem. Retrieved August 24, 2022.

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Techniques0

Not cited by any technique.

Groups0

None recorded.

Software1

Campaigns0

None recorded.

Procedure examples13

TechniqueUsed byProcedure example
T1053.005
Scheduled Task
MalwareBumblebee

Bumblebee can achieve persistence by copying its DLL to a subdirectory of %APPDATA% and creating a Visual Basic Script that will load the DLL via a scheduled task.

T1055.001
Dynamic-link Library Injection
MalwareBumblebee

The Bumblebee loader can support the `Dij` command which gives it the ability to inject DLLs into the memory of other processes.

T1057
Process Discovery
MalwareBumblebee

Bumblebee can identify processes associated with analytical tools.

T1059.005
Visual Basic
MalwareBumblebee

Bumblebee can create a Visual Basic script to enable persistence.

T1069.002
Domain Groups
ToolAdFind

AdFind can enumerate domain groups.

T1082
System Information Discovery
MalwareBumblebee

Bumblebee can enumerate the OS version and domain on a targeted system.

T1087.002
Domain Account
ToolAdFind

AdFind can enumerate domain users.

T1105
Ingress Tool Transfer
MalwareBumblebee

Bumblebee can download and execute additional payloads including through the use of a `Dex` command.

T1204.002
Malicious File
MalwareBumblebee

Bumblebee has relied upon a user opening an ISO file to enable execution of malicious shortcut files and DLLs.

T1218.011
Rundll32
MalwareBumblebee

Bumblebee has used `rundll32` for execution of the loader component.

T1482
Domain Trust Discovery
ToolAdFind

AdFind can gather information about organizational units (OUs) and domain trusts from Active Directory.

T1518.001
Security Software Discovery
MalwareBumblebee

Bumblebee can identify specific analytical tools based on running processes.

T1566.001
Spearphishing Attachment
MalwareBumblebee

Bumblebee has gained execution through luring users into opening malicious attachments.

Data from MITRE ATT&CK® (Enterprise). ATT&CK® is a registered trademark of The MITRE Corporation.