MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8fb3f050841ae082f0d120c45f677181c4a8841e5c85e64a34cf11ec97cefdb6. 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:	8fb3f050841ae082f0d120c45f677181c4a8841e5c85e64a34cf11ec97cefdb6
SHA3-384 hash:	e001802067f30dc37f20730ca28c5050bb40e07316a950b0d282c5662f9dd0a5cd8911a1de8f533db6eb78388a13c0ce
SHA1 hash:	9b249d65fee30b2fbb3ff934d59ce1acdd4f4d31
MD5 hash:	6c63863e9098cf2e66efc75ba43ef395
humanhash:	hydrogen-august-march-berlin
File name:	tc.sh
Download:	download sample
Signature	Kinsing Create hunting rule
File size:	16'003 bytes
First seen:	2025-05-09 12:18:42 UTC
Last seen:	Never
File type:	sh
MIME type:	text/x-shellscript
ssdeep	384:r5JLwlH2wx2vUaQa5/eN86704s80ooJQYgykWT4yCtvUsDjdWOoJwtj:t17YJDj8OoJwtj
TLSH	T1D8722F8EB011ED742A6DC4B5DCE2287D602BA0098D623F40B4547E78679DA05F7B9BFC
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://78.153.140.66/curl-amd64	6b9e23cb675be370a18a0c4482dc566be28920d4f1cd8ba6b4527f80acf978d3	Kinsing	elf kinsing ua-wget
http://78.153.140.66/curl-aarch64	n/a	n/a	elf ua-wget

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Detection(s):

Txt.Malware.Sustes-6779550-1

Verdict:

Malicious

Score:

81.4%

Link:

https://cyber-fortress.com/docs/result/index.php?id=681df36e4a59e5a2ce0342ablinux22vpnfull_triage

Tags:

malware

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Link:

https://www.filescan.io/uploads/681df2cf0b64e174c41f9f61/reports/cc4cf9b9-a440-45e8-a625-5749e4d3db67/overview

Score:

62%

Verdict:

Susipicious

File Type:

SCRIPT

Link:

https://malprob.io/report/8fb3f050841ae082f0d120c45f677181c4a8841e5c85e64a34cf11ec97cefdb6

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/8fb3f050841ae082f0d120c45f677181c4a8841e5c85e64a34cf11ec97cefdb6/

Threat name:

Linux.Exploit.CVE-2020-7961

Status:

Malicious

First seen:

2025-05-09 12:19:29 UTC

File Type:

Text (Shell)

AV detection:

16 of 24 (66.67%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=r6z7aueedlqif4gredcf6z3rqhckrba6lsc6msruz4i6zf6o7w3a._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/250509-phcspstyat/

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

Malware family:

H2Miner

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/8fb3f050841a/report/overview.html

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

Threat name:

Suspicious File

Score:

0.44

Link:

https://yomi.yoroi.company/submissions/8fb3f050841ae082f0d120c45f677181c4a8841e5c85e64a34cf11ec97cefdb6

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/