MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 20c37f6829c8863f69d430d39b359470b5b90051f67decf98136da59233623f2. 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: 7

Intelligence 7 IOCs YARA 3 File information Comments

SHA256 hash:	20c37f6829c8863f69d430d39b359470b5b90051f67decf98136da59233623f2
SHA3-384 hash:	a11580560cfaec8e6f7bef16140aa97a3b1add56a57d3b8f6f27b3342b7e102b8981f76cb4ddb5fc032c8e123da8a380
SHA1 hash:	cd373f537ee5a6a8f2b842b2e2a23bd8fe120d34
MD5 hash:	28137bbced1a0b90fd69a14348310468
humanhash:	paris-berlin-seventeen-virginia
File name:	st.sh
Download:	download sample
Signature	Kinsing Create hunting rule
File size:	36'550 bytes
First seen:	2025-05-09 12:18:54 UTC
Last seen:	Never
File type:	sh
MIME type:	text/x-shellscript
ssdeep	768:b87mzQ5VFNcDAFLcIwgnoYq0xFBWytNWuv:bOVF+D6cIwgoszXv
TLSH	T19CF2274D9072ECB52D65C866DEE1322DB0BEF088C5F37B88AE213D3C55A4105FA715AE
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://update.aegis.aliyun.com/download/uninstall.sh	n/a	n/a	ascii
http://update.aegis.aliyun.com/download/quartz_uninstall.sh	n/a	n/a	sh

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Detection(s):

Unix.Downloader.Rocke-6826000-0

Txt.Malware.Sustes-6779550-1

Verdict:

Clean

Score:

82.2%

Link:

https://cyber-fortress.com/docs/result/index.php?id=681df3864a59e5a2ce0342c9linux22vpnfull_triage

Tags:

n/a

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Link:

https://www.filescan.io/uploads/681df2d7d95f3e34e96521ed/reports/693b9f22-2b84-4066-8f97-e78bee23fb26/overview

Score:

70%

Verdict:

Malware

File Type:

SCRIPT

Link:

https://malprob.io/report/20c37f6829c8863f69d430d39b359470b5b90051f67decf98136da59233623f2

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/20c37f6829c8863f69d430d39b359470b5b90051f67decf98136da59233623f2/

Threat name:

Linux.Trojan.Black

Status:

Malicious

First seen:

2025-05-09 12:19:37 UTC

File Type:

Text (Shell)

AV detection:

27 of 37 (72.97%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=edbx62bjzcdd62ougdjzwnmuoc23sacr6z66z6mbg3nfsizwepza._file

Result

Malware family:

xmrig_linux

Score:

10/10

Tags:

family:kinsing family:xmrig_linux antivm defense_evasion discovery execution linux loader miner persistence privilege_escalation rootkit

Link:

https://tria.ge/reports/250509-phc4gavpw2/

Behaviour

Enumerates kernel/hardware configuration

Process Discovery

Reads runtime system information

System Network Configuration Discovery

Writes file to tmp directory

Changes its process name

Checks CPU configuration

Reads CPU attributes

Abuse Elevation Control Mechanism: Sudo and Sudo Caching

Attempts to change immutable files

Creates/modifies Cron job

Disables AppArmor

Disables SELinux

Enumerates running processes

Reads list of loaded kernel modules

File and Directory Permissions Modification

Deletes system logs

Executes dropped EXE

Flushes firewall rules

Loads a kernel module

Xmrig_linux family

xmrig

Kinsing

Kinsing family

Kinsing payload

Malware family:

H2Miner

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/20c37f6829c8/report/overview.html

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

Threat name:

Legit

Score:

0.09

Link:

https://yomi.yoroi.company/submissions/20c37f6829c8863f69d430d39b359470b5b90051f67decf98136da59233623f2

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:	Linux_Trojan_Kinsing_7cdbe9fa 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/