MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21c20cf2f55e0f7010bc0e051889aee75cf94ae69f1e6a206104a213500f4b5c. 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: 9

Intelligence 9 IOCs YARA 2 File information Comments

SHA256 hash:	21c20cf2f55e0f7010bc0e051889aee75cf94ae69f1e6a206104a213500f4b5c
SHA3-384 hash:	0bd72d667af9273a1d786d1157fb62546fc4c82cb7319c327ed7cb2b460043d0dbc260bac663a508ebbd028e3253385c
SHA1 hash:	3a04aba38a3c2284fe6a70a156e25adda28c95df
MD5 hash:	c773668c3c92a3f63f53683a2f7706f1
humanhash:	sixteen-magazine-seven-nineteen
File name:	pg2.sh
Download:	download sample
Signature	Kinsing Create hunting rule
File size:	16'363 bytes
First seen:	2025-06-03 17:41:42 UTC
Last seen:	Never
File type:	sh
MIME type:	text/x-shellscript
ssdeep	384:r5TLwlH2wx2vUaQa5/eN86704s80ooJQYgykWT4yCtvUsDjdWOoJwFb:tP7YJDj8OoJwFb
TLSH	T1CF72118EB011ED74265DC4B59CE2287D602B900A8D623F10B4587E78779DA05F7B9BFC
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:

70%

Link:

https://cyber-fortress.com/docs/result/index.php?id=683f347e8bd5d68a12e4a15dlinux22vpnfull_triage

Tags:

malware

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Link:

https://www.filescan.io/uploads/683f3410171e01f95934d25c/reports/cb59fe71-6912-4b53-9262-4db4d87682f1/overview

Score:

66%

Verdict:

Susipicious

File Type:

SCRIPT

Link:

https://malprob.io/report/21c20cf2f55e0f7010bc0e051889aee75cf94ae69f1e6a206104a213500f4b5c

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/21c20cf2f55e0f7010bc0e051889aee75cf94ae69f1e6a206104a213500f4b5c/

Threat name:

Linux.Exploit.CVE-2020-7961

Status:

Malicious

First seen:

2025-06-03 17:42:33 UTC

File Type:

Text (Shell)

AV detection:

15 of 24 (62.50%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ehbaz4xvlyhxaef4bycrrcno45opssxgt4pguidbasrbguapjnoa._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/250603-v964hsfl7v/

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:

Kinsing

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/21c20cf2f55e/report/overview.html

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

Threat name:

Kinsing

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/21c20cf2f55e0f7010bc0e051889aee75cf94ae69f1e6a206104a213500f4b5c

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/