MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b83852e71c1687fbf29502fb91ed59736d68bd7dd724630d76695fc2c1a15eff. 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

CoinMiner

Vendor detections: 8

Intelligence 8 IOCs YARA 1 File information Comments

SHA256 hash:	b83852e71c1687fbf29502fb91ed59736d68bd7dd724630d76695fc2c1a15eff
SHA3-384 hash:	bd0ba7f7824d5b397df3eaee2b47763cde12aff1e31fe27cfafade3886ef1f0b1c40a643dcf8aeb67facc705c4b7a686
SHA1 hash:	36e1e16afc320689d70db6cdac655d58b16ed9ef
MD5 hash:	0dc2c71ce9c6c34668e9636abf61b1ae
humanhash:	fifteen-six-hamper-fifteen
File name:	cpr.sh
Download:	download sample
Signature	CoinMiner Create hunting rule
File size:	563 bytes
First seen:	2025-05-09 15:28:02 UTC
Last seen:	Never
File type:	sh
MIME type:	text/x-shellscript
ssdeep	12:yIFGG4puVpfJovEICnmLp6LjHWdFrL5vsZHc1ACqwyVrZHFHPauUOVa6mK:IpuVpfmsDmMLjHAZNUHc1vMVrZH1nUOp
TLSH	T179F0E163E1229E306145C467E6E10EA84693B49A3E627B6C19011A3CF40C750F308FEB
Magika	shell
Reporter	abuse_ch
Tags:	CoinMiner 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/cp.sh	1033629253cc27a1d00f9cbb995e0deeee316ff20e14489c7b38db97eb4880f2	Kinsing	kinsing sh ua-wget

Intelligence

File Origin

# of uploads :

# of downloads :

103

Origin country :

Vendor Threat Intelligence

Detection(s):

SecuriteInfo.com.Linux.BtcMine.361.736.6839.UNOFFICIAL

Verdict:

Malicious

Score:

90.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=681e1ffde16384d6a7035946linux22vpnfull_triage

Tags:

trojan shell agent

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Link:

https://www.filescan.io/uploads/681e1f0cd95f3e34e9654820/reports/cfc556d3-7b3c-48ad-9fbf-be9fa9d8a254/overview

Score:

68%

Verdict:

Susipicious

File Type:

SCRIPT

Link:

https://malprob.io/report/b83852e71c1687fbf29502fb91ed59736d68bd7dd724630d76695fc2c1a15eff

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/b83852e71c1687fbf29502fb91ed59736d68bd7dd724630d76695fc2c1a15eff/

Threat name:

Win32.Trojan.Vigorf

Status:

Malicious

First seen:

2025-05-09 15:28:14 UTC

File Type:

Text (Shell)

AV detection:

8 of 24 (33.33%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=xa4ffzy4c2d7x4uval5zd3kzonwwrpl524sggdlwnfp4fqnbl37q._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-swcxeagq2v/

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/b83852e71c16/report/overview.html

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

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:	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/