MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b8304758ba0ef14fcf89a16a4009fc61cbf6528c96f7712fd2151d6ce56e8b10. 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

Kinsing

Vendor detections: 8

Intelligence 8 IOCs YARA 2 File information Comments

SHA256 hash:	b8304758ba0ef14fcf89a16a4009fc61cbf6528c96f7712fd2151d6ce56e8b10
SHA3-384 hash:	59ea76aded8cee59d2141b2cd8bbea9bfbdb3dafe2e1a7e81db73abc1479ab212f07ef834ac1cca46f7ed8d1b862cdf2
SHA1 hash:	8c29d17dfe29647f1bac526582c0d1ba25234859
MD5 hash:	5c7695eb0cb4bd732a40d6dbacdb2c91
humanhash:	nitrogen-happy-tennis-oranges
File name:	xx.sh
Download:	download sample
Signature	Kinsing Create hunting rule
File size:	15'955 bytes
First seen:	2025-02-23 18:48:09 UTC
Last seen:	Never
File type:	sh
MIME type:	text/x-shellscript
ssdeep	384:r5JxgzLuqlH2wx2vUaQa5/eN86704s80ooJQYgykWT4yCtvUsDjdWOoJw7:trgXux7YJDj8OoJw7
TLSH	T13A62208EB011ED74266DC4B5DCE2287D602BA0098D623F10B4547E787B9DA05E7B9BFC
Magika	shell
Reporter	abuse_ch
Tags:	Kinsing sh

Shell script dropper

This file seems to be a shell script dropper, using wget, ftpget and/or curl. More information about the corresponding payload URLs are shown below.

URL	Malware sample (SHA256 hash)	Signature	Tags
http://194.38.22.120/curl-amd64	6b9e23cb675be370a18a0c4482dc566be28920d4f1cd8ba6b4527f80acf978d3	Kinsing	elf geofenced kinsing ukr
http://194.38.22.120/curl-aarch64	n/a	n/a	elf geofenced ua-wget ukr

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Detection(s):

Txt.Malware.Sustes-6779550-1

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67bb6db928ab76d43a5cc356linux22vpnfull_triage

Tags:

virus shell

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

miner

Link:

https://www.filescan.io/uploads/67bb6d9f6222db7f23d94326/reports/12594f01-a05e-4c81-aeeb-f7660dc56249/overview

Result

Verdict:

MALICIOUS

Score:

Verdict:

Benign

File Type:

SCRIPT

Link:

https://malprob.io/report/b8304758ba0ef14fcf89a16a4009fc61cbf6528c96f7712fd2151d6ce56e8b10

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/b8304758ba0ef14fcf89a16a4009fc61cbf6528c96f7712fd2151d6ce56e8b10/

Threat name:

Linux.Exploit.CVE-2020-7961

Status:

Malicious

First seen:

2025-02-20 17:31:21 UTC

File Type:

Text (Shell)

AV detection:

21 of 38 (55.26%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=xayeowf2b3yu7t4jufveacp4mhf7muums33xcl6scuowzzlormia._file

Result

Malware family:

xmrig

Score:

10/10

Tags:

family:kinsing family:kinsing_rootkit family:xmrig antivm defense_evasion discovery exection execution linux loader miner persistence privilege_escalation rootkit upx

Link:

https://tria.ge/reports/250223-xf2m2swmx8/

Behaviour

Enumerates kernel/hardware configuration

Process Discovery

Reads runtime system information

System Network Configuration Discovery

Writes file to tmp directory

Checks CPU configuration

Reads CPU attributes

UPX packed file

Abuse Elevation Control Mechanism: Sudo and Sudo Caching

Attempts to change immutable files

Checks hardware identifiers (DMI)

Creates/modifies Cron job

Enumerates running processes

Modifies systemd

Reads hardware information

Reads list of loaded kernel modules

File and Directory Permissions Modification

Executes dropped EXE

Flushes firewall rules

Loads a kernel module

Modifies the dynamic linker configuration file

XMRig Miner payload

Kinsing

Kinsing Rootkit

Kinsing Rootkit payload

Kinsing family

Kinsing payload

Kinsing_rootkit family

Xmrig family

xmrig

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

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/b8304758ba0ef14fcf89a16a4009fc61cbf6528c96f7712fd2151d6ce56e8b10

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:	Linux_Trojan_Kinsing_2c1ffe78 Create hunting rule
Author:	Elastic Security

Rule name:	MAL_Payload_F5_BIG_IP_Exploitations_Jul20_1 Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects code found in report on exploits against CVE-2020-5902 F5 BIG-IP vulnerability by NCC group
Reference:	https://research.nccgroup.com/2020/07/05/rift-f5-networks-k52145254-tmui-rce-vulnerability-cve-2020-5902-intelligence/