MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 992cb5a753697ee2642aa390f09326fcdb7fd59119053d6b1bdd35d47e62f472. 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: 992cb5a753697ee2642aa390f09326fcdb7fd59119053d6b1bdd35d47e62f472
SHA3-384 hash: 000451499ddc59753f678ac9fb0029d5717fc8c3ff6119e14c36ff83a394ea85bd54a1e3a7e0510b5b84f0067509969c
SHA1 hash: c244dce124772e0d94a01b3bc0d5d005614101b2
MD5 hash: 322095f828345179dc422bcf65db4b61
humanhash: alabama-shade-oxygen-rugby
File name:3.txt
Download: download sample
Signature CoinMiner
Create hunting rule
File size:1'397'176 bytes
First seen:2024-10-20 02:26:15 UTC
Last seen:2025-01-24 15:50:55 UTC
File type: elf
MIME type:application/x-sharedlib
ssdeep 24576:fHNijZtWKqFZxawgM75wLyDWm8as/3Rt3ssgC0vdIy0xn5y4VF4OFHLAfc:6jqFZUY5aOWGs/3X3ssg3ildkfc
TLSH T15B5533675C8589B00E33F6B0D1D0F48C5BBD45CA976AD7E02BB8A139B45915C7C33A2B
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 :
6
# of downloads :
155
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Connection attempt
Kills processes
Changes the time when the file was created, accessed, or modified
Collects information on the CPU
Sends data to a server
Receives data from a server
Collects information on the RAM
Launching a process
Creating a file
Runs as daemon
Changes access rights for a written file
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 packed rijndael upx xmrig
Link:
https://www.filescan.io/uploads/67146a84b21b1aa5a918e50e/reports/28be9aad-f636-4725-bbaa-331cd15c30b9/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
unknown
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/992cb5a753697ee2642aa390f09326fcdb7fd59119053d6b1bdd35d47e62f472
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:
68 / 100
Link:
https://www.joesandbox.com/analysis/1538023
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
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: 1538023 Sample: 3.txt.elf Startdate: 20/10/2024 Architecture: LINUX Score: 68 37 Yara detected Xmrig cryptocurrency miner 2->37 39 Sample is packed with UPX 2->39 8 3.txt.elf 2->8         started        process3 signatures4 47 Found strings related to Crypto-Mining 8->47 11 3.txt.elf 8->11         started        process5 process6 13 3.txt.elf sh 11->13         started        15 3.txt.elf sh 11->15         started        17 3.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.wWcetL, ASCII 21->35 dropped 41 Sample tries to persist itself using cron 21->41 43 Executes the "crontab" command typically for achieving persistence 21->43 45 Executes the "iptables" command to insert, remove and/or manipulate rules 29->45 signatures9
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/992cb5a753697ee2642aa390f09326fcdb7fd59119053d6b1bdd35d47e62f472
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/992cb5a753697ee2642aa390f09326fcdb7fd59119053d6b1bdd35d47e62f472/
Threat name:
Linux.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2024-10-20 01:31:47 UTC
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tewllj2tnf7oezbkuoipbezg7tnx7vmrdect22y33u25i7tc6rza._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
linux upx
Link:
https://tria.ge/reports/241020-cxffxstdng/
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/3adac71f-5b67-47e8-bbaf-9f89f7b6ace2
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/992cb5a753697ee2642aa390f09326fcdb7fd59119053d6b1bdd35d47e62f472

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 992cb5a753697ee2642aa390f09326fcdb7fd59119053d6b1bdd35d47e62f472

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3242696/
  
Delivery method
Distributed via web download

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