MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d4635f0f5ab84af5e5194453dbf60eaebf6ec47d3675cb5044e5746fb48bd4b4. 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: 12


Intelligence 12 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d4635f0f5ab84af5e5194453dbf60eaebf6ec47d3675cb5044e5746fb48bd4b4
SHA3-384 hash: 47ea24e7e966084bbf53a7b441fe2829d5796c19e3089ed614047dcbbfcd884b01c4f434e90c6628781411a6b18dfa1d
SHA1 hash: 4b943b14526d7bf7be2b3e3f9af24d1f35015548
MD5 hash: 045daa66263bfd467051c013e9222faf
humanhash: robert-iowa-pizza-uncle
File name:4.txt
Download: download sample
Signature CoinMiner
Create hunting rule
File size:1'150'728 bytes
First seen:2024-10-20 03:22:49 UTC
Last seen:2025-01-14 19:52:35 UTC
File type: elf
MIME type:application/x-sharedlib
ssdeep 24576:hC6i4v28qs8qyCDDlyF1uCxfjUszWFhqQ3ewZLyjuwkZR6g/:biORqs8ODYu8QsaFR3BujuwkZIg/
TLSH T1AC3533E6A33FA0B5E30EE936AD0F090DE2525DE6E5A322546EF451CCC41742B10BE7D9
telfhash t11690021a0e5a0045c1e20a5ab2784cd8297d2d55d55964a5444588120e031945d23615
Magika elf
Reporter abuse_ch
Tags:CoinMiner elf

Intelligence

File Origin
# of uploads :
4
# of downloads :
115
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Other.Malware-gen.10431.19472.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Collects information on the CPU
Runs as daemon
Creating a file
Changes access rights for a written file
Launching a process
Changes the time when the file was created, accessed, or modified
Substitutes an application name
Creates or modifies files in /cron to set up autorun
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug chacha masquerade miner monero obfuscated packed rijndael upx xmrig
Link:
https://www.filescan.io/uploads/67147797c7aed0374dabe199/reports/7bcaf400-3d09-414e-b3ef-fe14c54deb35/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
unknown
Number of open files:
1
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/d4635f0f5ab84af5e5194453dbf60eaebf6ec47d3675cb5044e5746fb48bd4b4
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
SUSPICIOUS
Gathering data
Result
Threat name:
Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1538032
Signature
Executes the "crontab" command typically for achieving persistence
Executes the "iptables" command to insert, remove and/or manipulate rules
Found strings related to Crypto-Mining
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Sample tries to persist itself using cron
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1538032 Sample: 4.txt.elf Startdate: 20/10/2024 Architecture: LINUX Score: 76 37 Multi AV Scanner detection for submitted file 2->37 39 Yara detected Xmrig cryptocurrency miner 2->39 41 Sample is packed with UPX 2->41 8 4.txt.elf 2->8         started        process3 signatures4 49 Found strings related to Crypto-Mining 8->49 11 4.txt.elf 8->11         started        process5 process6 13 4.txt.elf sh 11->13         started        15 4.txt.elf sh 11->15         started        17 4.txt.elf sh 11->17         started        19 5 other processes 11->19 process7 21 sh crontab 13->21         started        25 sh crontab 13->25         started        27 sh 13->27         started        29 sh iptables 15->29         started        31 sh which 17->31         started        33 sh which 19->33         started        file8 35 /var/spool/cron/crontabs/tmp.whiprf, ASCII 21->35 dropped 43 Sample tries to persist itself using cron 21->43 45 Executes the "crontab" command typically for achieving persistence 21->45 47 Executes the "iptables" command to insert, remove and/or manipulate rules 29->47 signatures9
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/d4635f0f5ab84af5e5194453dbf60eaebf6ec47d3675cb5044e5746fb48bd4b4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d4635f0f5ab84af5e5194453dbf60eaebf6ec47d3675cb5044e5746fb48bd4b4/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2024-10-20 01:31:43 UTC
File Type:
ELF32 Little (SO)
AV detection:
15 of 24 (62.50%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2rrv6d22xbfplzizirj5x5qov27w5rd5gz24wuce4v2g7nel2s2a._file
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:xmrig antivm discovery execution miner persistence privilege_escalatio upx
Link:
https://tria.ge/reports/241020-dxf8wsyaln/
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
Changes its process name
Checks CPU configuration
Reads CPU attributes
Creates/modifies Cron job
Enumerates running processes
Unexpected DNS network traffic destination
Contacts a large (428806) amount of remote hosts
Creates a large amount of network flows
XMRig Miner payload
xmrig
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/e335771a-9b5a-4dff-9548-80dd4f11d57d
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.96
Link:
https://yomi.yoroi.company/submissions/d4635f0f5ab84af5e5194453dbf60eaebf6ec47d3675cb5044e5746fb48bd4b4

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:elf_arm_mips_ko_so
Create hunting rule
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

CoinMiner

elf d4635f0f5ab84af5e5194453dbf60eaebf6ec47d3675cb5044e5746fb48bd4b4

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3242695/
  
Delivery method
Distributed via web download

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