MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ef45dda7fa3c4919a93ca440acd896b833070195d2279da1c97f2006c5113198. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ef45dda7fa3c4919a93ca440acd896b833070195d2279da1c97f2006c5113198
SHA3-384 hash: 5c33213ad4ae50f11519b47d88bc8e0bef5d54d85194dc508586a814dc6e2e913286ea013c0542da26eb45a2bc64c861
SHA1 hash: 6ce21873fc1696beacf2a0cf77277659eb48a6dd
MD5 hash: 17d62f181484b91ee1f86adbbb3f4011
humanhash: fish-comet-jersey-victor
File name:na
Download: download sample
Signature CoinMiner
Create hunting rule
File size:1'394'748 bytes
First seen:2024-10-17 06:56:21 UTC
Last seen:Never
File type: elf
MIME type:application/x-sharedlib
ssdeep 24576:h/TrEkvi5o9b2m8Fv9x7jZbdim3WfakVQRfsMsxdPaikykscUsMRYo/0WK9gFcPB:NTxaUh8xzjt8ssxQx1scUEoY9Qj5Wl
TLSH T171553305161B24F07F961DFD7D2E7035D2AA2DFC8AA4DD6B0A1CE501C3A80D96F1A39E
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 :
59
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.PUA.Tool.Linux.BtcMine.9999.17219.5294.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug chacha miner monero obfuscated packed packed rijndael upx xmrig
Link:
https://www.filescan.io/uploads/6710b5435c4ea75bc80aafab/reports/1faa5c56-086a-4ab3-88f1-3d533a76f058/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
154.216.17.30
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/ef45dda7fa3c4919a93ca440acd896b833070195d2279da1c97f2006c5113198
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Gathering data
Result
Threat name:
Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1535676
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: 1535676 Sample: na.elf Startdate: 17/10/2024 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 na.elf 2->8         started        process3 signatures4 49 Found strings related to Crypto-Mining 8->49 11 na.elf 8->11         started        process5 process6 13 na.elf sh 11->13         started        15 na.elf sh 11->15         started        17 na.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.t3gcO7, 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/ef45dda7fa3c4919a93ca440acd896b833070195d2279da1c97f2006c5113198
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ef45dda7fa3c4919a93ca440acd896b833070195d2279da1c97f2006c5113198/
Threat name:
Linux.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2024-10-16 21:34:38 UTC
File Type:
ELF64 Little (SO)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=55c53j72hrertkj4urakzwewxazqoamv2itz3iojp4qanrirggma._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
linux upx
Link:
https://tria.ge/reports/241017-hqx1aaxajg/
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/3c41e083-4779-4fd5-a194-4330f23e4625
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/ef45dda7fa3c4919a93ca440acd896b833070195d2279da1c97f2006c5113198

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: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 ef45dda7fa3c4919a93ca440acd896b833070195d2279da1c97f2006c5113198

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3138429/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3238746/

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