MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4239acfab1693548b7f5b663e16fdac218eb1dd2714d6d16eba21a8fe81e57aa. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4239acfab1693548b7f5b663e16fdac218eb1dd2714d6d16eba21a8fe81e57aa
SHA3-384 hash: 3f7707fca7c853b2b3fc0e0ff418830a2be978b83fa25e2157f16ecf6b37c8416c24287fdef5410490d799645e880214
SHA1 hash: a9f1287d33c7c2144416d5f768c4d5943236f1b1
MD5 hash: 67e2cc14175056b1c6bddd0e2d5e248f
humanhash: mexico-alabama-lithium-sweet
File name:aarch64
Download: download sample
Signature CoinMiner
Create hunting rule
File size:1'419'452 bytes
First seen:2025-02-02 04:36:37 UTC
Last seen:Never
File type: elf
MIME type:application/x-sharedlib
ssdeep 24576:r47jZppnAVPNM+LkF7zovB7z+0KDG7YhwbpTLfCJwHsQGqhAFXjGgpxTFm:rsRArrbvB76fhwF1HT7+Ztpxhm
TLSH T1C86533D1DE82A21CB8D8F47C4FFDA5961636DC88A3FDA994471572CEB30CDD91E6A100
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika elf
Reporter abuse_ch
Tags:CoinMiner elf

Intelligence

File Origin
# of uploads :
1
# of downloads :
122
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=679ef67a416a81ccc3c4f496linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Connection attempt
Creating a file
Runs as daemon
Collects information on the RAM
DNS request
Changes access rights for a written file
Kills processes
Receives data from a server
Changes the time when the file was created, accessed, or modified
Sends data to a server
Collects information on the CPU
Creates or modifies files in /cron to set up autorun
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
miner monero packed packed upx xmrig
Link:
https://www.filescan.io/uploads/679f18bd2681e793d8aadaff/reports/72071cd1-8c7a-40c2-a14a-ac7045ccc169/overview
Result
Verdict:
SUSPICIOUS
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/e017bdc8-ed91-4838-bfed-cf8ff95fdaa6
Result
Threat name:
Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1604904
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
Malicious sample detected (through community Yara rule)
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: 1604904 Sample: aarch64.elf Startdate: 02/02/2025 Architecture: LINUX Score: 76 37 Malicious sample detected (through community Yara rule) 2->37 39 Yara detected Xmrig cryptocurrency miner 2->39 41 Sample is packed with UPX 2->41 8 aarch64.elf 2->8         started        process3 signatures4 49 Found strings related to Crypto-Mining 8->49 11 aarch64.elf 8->11         started        process5 process6 13 aarch64.elf sh 11->13         started        15 aarch64.elf sh 11->15         started        17 aarch64.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.xIG8qE, 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/4239acfab1693548b7f5b663e16fdac218eb1dd2714d6d16eba21a8fe81e57aa
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4239acfab1693548b7f5b663e16fdac218eb1dd2714d6d16eba21a8fe81e57aa/
Threat name:
Linux.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-02-02 04:37:14 UTC
File Type:
ELF64 Little (SO)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ii42z6vrne2urn7vwzr6c362yimowhosofgw2fxluini72a6k6va._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
linux upx
Link:
https://tria.ge/reports/250202-e8wy6awjhz/
Verdict:
Informative
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/c4532e4d-f56d-49a8-a022-f8c162cc58b3
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/4239acfab1693548b7f5b663e16fdac218eb1dd2714d6d16eba21a8fe81e57aa

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: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:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
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 4239acfab1693548b7f5b663e16fdac218eb1dd2714d6d16eba21a8fe81e57aa

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3138429/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3423898/

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