MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9557bc559f728571b23040b453b896c359b4b914b9aa87db61178663669e1e9d. 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: 7


Intelligence 7 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9557bc559f728571b23040b453b896c359b4b914b9aa87db61178663669e1e9d
SHA3-384 hash: 58826a420c71bb226dde099809e5a08b00176e0383d97989f3530f41e5b99789cccc670217edcf79567a240066826fa2
SHA1 hash: 433916eb9f10258444944ad8261828715570fca8
MD5 hash: db234e0ede48ef5a2690dd30963afd91
humanhash: delta-six-avocado-uranus
File name:arm7
Download: download sample
Signature CoinMiner
Create hunting rule
File size:1'253'880 bytes
First seen:2025-07-15 23:25:27 UTC
Last seen:Never
File type: elf
MIME type:application/x-sharedlib
ssdeep 24576:daFphju4Yw93F9aEqeBjw8ztpdkENU4U67JibzLXBi5C1MUFPa3M3d:Qb5u4YE3TceBUKtpGEG5sJi70UBFPgMt
TLSH T1CE45331D17FA2A90EDD807B5DB8941CB976B19DFE88AA19C4C5ABD4710803C234791FF
telfhash t1ed9002345315001b25c164a83d35c01645a0545785467091411a3801756410110ded63
Magika elf
Reporter abuse_ch
Tags:CoinMiner elf

Intelligence

File Origin
# of uploads :
1
# of downloads :
32
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Changes access rights for a written file
Changes the time when the file was created, accessed, or modified
Collects information on the CPU
Creating a file
Runs as daemon
Kills processes
Launching a process
Substitutes an application name
Creates or modifies files in /cron to set up autorun
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/6876e39212460d69545e0487/reports/bb7d48c6-cad0-475f-b833-36153ef59065/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/01da80d0-bc9f-4a39-9229-7b555a094e7e
Behavior Graph:
Download SVG
%3 guuid=238297fa-1800-0000-e302-a92777090000 pid=2423 /usr/bin/sudo guuid=b21b84fc-1800-0000-e302-a9277b090000 pid=2427 /tmp/sample.bin guuid=238297fa-1800-0000-e302-a92777090000 pid=2423->guuid=b21b84fc-1800-0000-e302-a9277b090000 pid=2427 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/c5e689de-f434-49c8-9f62-eebc3996d111
Result
Threat name:
Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1737589
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)
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: 1737589 Sample: arm7.elf Startdate: 16/07/2025 Architecture: LINUX Score: 84 43 Malicious sample detected (through community Yara rule) 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 Yara detected Xmrig cryptocurrency miner 2->47 49 Sample is packed with UPX 2->49 8 arm7.elf 2->8         started        process3 signatures4 57 Found strings related to Crypto-Mining 8->57 11 arm7.elf 8->11         started        process5 process6 13 arm7.elf sh 11->13         started        15 arm7.elf sh 11->15         started        17 arm7.elf sh 11->17         started        19 arm7.elf 11->19         started        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 iptables 15->31         started        39 2 other processes 15->39 33 sh iptables 17->33         started        35 sh iptables 17->35         started        37 arm7.elf 19->37         started        file8 41 /var/spool/cron/crontabs/tmp.XBsAAk, ASCII 21->41 dropped 51 Sample tries to persist itself using cron 21->51 53 Executes the "crontab" command typically for achieving persistence 21->53 55 Executes the "iptables" command to insert, remove and/or manipulate rules 33->55 signatures9
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/9557bc559f728571b23040b453b896c359b4b914b9aa87db61178663669e1e9d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9557bc559f728571b23040b453b896c359b4b914b9aa87db61178663669e1e9d/
Threat name:
Linux.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-07-15 23:26:13 UTC
File Type:
ELF32 Little (SO)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=svl3yvm7okcxdmrqic2fhoewynm3joiuxgvipw3bc6dggzu6d2oq._file
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:xmrig antivm defense_evasion discovery execution miner persistence privilege_escalation upx
Link:
https://tria.ge/reports/250715-3ew9tsbr7y/
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
Reads network interface configuration
Creates Raw socket
Flushes firewall rules
Contacts a large (1305954) amount of remote hosts
Creates a large amount of network flows
XMRig Miner payload
Xmrig family
xmrig
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/f15b0930-8fac-4840-bebd-63953aa748cb
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/9557bc559f728571b23040b453b896c359b4b914b9aa87db61178663669e1e9d

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: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: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 9557bc559f728571b23040b453b896c359b4b914b9aa87db61178663669e1e9d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3568522/
  
Delivery method
Distributed via web download

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