MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9251fb4f0360db6cd155676c3abf99a5dcfb8b2de560a43ef36d9eec7718f987. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry

BumbleBee

Vendor detections: 5

Intelligence 5 IOCs YARA 1 File information Comments

SHA256 hash:	9251fb4f0360db6cd155676c3abf99a5dcfb8b2de560a43ef36d9eec7718f987
SHA3-384 hash:	534f46de58efe645a7e5d3c540d780c3d8162cddeee115a5441f128fced3a96c942ad18ebd15430f6c4ae923aea5c81c
SHA1 hash:	62202c63aeef127ba0fb2c3ba1011d5f57b7bd61
MD5 hash:	43b8002185775160d5b83de4a210dd35
humanhash:	oklahoma-early-north-yellow
File name:	lkndwsjds.ps1
Download:	download sample
Signature	BumbleBee Create hunting rule
File size:	1'716'280 bytes
First seen:	2022-09-13 18:14:42 UTC
Last seen:	Never
File type:	ps1
MIME type:	text/plain
ssdeep	24576:cCrxYbz4x5sfmFGtW4FnXVROmygccvaP0iP3:krUGtbXDOnB8I
TLSH	T130850B342EEA502A7173FF6D8AE475DADA5FB7A33703585D10A1038A0B23A42EDD153D
TrID	66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1) 33.3% (.MP3) MP3 audio (1000/1)
Reporter	Rony
Tags:	BUMBLEBEE Loader powershell ps1

Intelligence

File Origin

# of uploads :

# of downloads :

412

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

SecuriteInfo.com.Trojan.GenericKD.62029656.2941.26141.UNOFFICIAL

Verdict:

No Threat

Threat level:

10/10

Confidence:

80%

Tags:

javascript

Link:

https://www.filescan.io/uploads/6320c9017d0be8881fb8916a/reports/1209c645-eaf4-4d10-aef3-b67ae2646174/overview

Result

Verdict:

UNKNOWN

Result

Threat name:

Unknown

Detection:

malicious

Classification:

troj.spyw.expl.evad

Score:

80 / 100

Link:

https://www.joesandbox.com/analysis/1069823

Signature

Found post-exploitation toolkit Empire

Found suspicious powershell code related to unpacking or dynamic code loading

Malicious sample detected (through community Yara rule)

Sets debug register (to hijack the execution of another thread)

Sigma detected: Dot net compiler compiles file from suspicious location

Yara detected Powershell dedcode and execute

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/9251fb4f0360db6cd155676c3abf99a5dcfb8b2de560a43ef36d9eec7718f987/

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=sji7wtydmdnwzukvm5wdvp4zuxopxczn4vqkipxtnwpoy5yy7gdq._file

Result

Malware family:

n/a

Score:

9/10

Tags:

evasion

Link:

https://tria.ge/reports/220913-xn75sscbhm/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of NtCreateThreadExHideFromDebugger

Checks BIOS information in registry

Identifies Wine through registry keys

Enumerates VirtualBox registry keys

Identifies VirtualBox via ACPI registry values (likely anti-VM)

Looks for VirtualBox Guest Additions in registry

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Malicious File

Score:

0.75

Link:

https://yomi.yoroi.company/submissions/9251fb4f0360db6cd155676c3abf99a5dcfb8b2de560a43ef36d9eec7718f987

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:	crime_win64_bumblebee_powershell_loader Create hunting rule
Author:	Rony
Description:	Detects a Powershell Loader used to load bumblebee in memory