MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4c8f4c5c4a92e53276896cb20abbbda8540ca8e330b4200b856ebadc2fda8d98. 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


Threat unknown


Vendor detections: 9


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

SHA256 hash: 4c8f4c5c4a92e53276896cb20abbbda8540ca8e330b4200b856ebadc2fda8d98
SHA3-384 hash: bc549dfc54486132f2cb823373ab34a2aa902057db2d5d5aece986f249365e7fb56cdf5b7972960f7d2a1adbd82f5917
SHA1 hash: f95e73c2ca1dff59cf4f3fdc93b2589cc007e57f
MD5 hash: 85bb3abbeb979988c9dee29c988e53da
humanhash: tennis-maryland-romeo-july
File name:i686
Download: download sample
File size:587'764 bytes
First seen:2025-06-29 22:38:29 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 12288:5D+Azf/CVCW3ISw+hRNb3W/aTyA9VV/cZWLnR98V+:5D+AznCVNIZ+vNbG/WYWrR98V
TLSH T11DC42241EAB7C0F2F65349320103E7BF8F33C9099165D2A6D742F661EDB1B424A9E66C
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:elf

Intelligence

File Origin
# of uploads :
1
# of downloads :
80
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6861c1660fceda814b470d61linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Creating a file in the %temp% directory
Creates directories
Sends data to a server
Creating a process from a recently created file
Changes the time when the file was created, accessed, or modified
Locks files
Collects information on the CPU
Connection attempt
Changes access rights for a written file
Launching a process
Opens a port
Runs as daemon
Receives data from a server
DNS request
Creates or modifies files in /cron to set up autorun
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/40f20444-7e02-4635-a27d-849add7c46ca
Behavior Graph:
Download SVG
%3 guuid=4a003537-1800-0000-d673-c9a4890c0000 pid=3209 /usr/bin/sudo guuid=83d99839-1800-0000-d673-c9a48a0c0000 pid=3210 /root/.sys/configuration guuid=4a003537-1800-0000-d673-c9a4890c0000 pid=3209->guuid=83d99839-1800-0000-d673-c9a48a0c0000 pid=3210 execve guuid=47bbc439-1800-0000-d673-c9a48b0c0000 pid=3211 /usr/bin/dash guuid=83d99839-1800-0000-d673-c9a48a0c0000 pid=3210->guuid=47bbc439-1800-0000-d673-c9a48b0c0000 pid=3211 execve guuid=68bb023a-1800-0000-d673-c9a48c0c0000 pid=3212 /usr/bin/dash guuid=83d99839-1800-0000-d673-c9a48a0c0000 pid=3210->guuid=68bb023a-1800-0000-d673-c9a48c0c0000 pid=3212 execve guuid=de436e3a-1800-0000-d673-c9a48f0c0000 pid=3215 /root/.sys/configuration zombie guuid=83d99839-1800-0000-d673-c9a48a0c0000 pid=3210->guuid=de436e3a-1800-0000-d673-c9a48f0c0000 pid=3215 clone guuid=ba323c3a-1800-0000-d673-c9a48d0c0000 pid=3213 /usr/bin/dash guuid=68bb023a-1800-0000-d673-c9a48c0c0000 pid=3212->guuid=ba323c3a-1800-0000-d673-c9a48d0c0000 pid=3213 clone guuid=ea04423a-1800-0000-d673-c9a48e0c0000 pid=3214 /usr/bin/dash guuid=68bb023a-1800-0000-d673-c9a48c0c0000 pid=3212->guuid=ea04423a-1800-0000-d673-c9a48e0c0000 pid=3214 clone guuid=12c98f41-1800-0000-d673-c9a4950c0000 pid=3221 /root/.sys/configuration guuid=de436e3a-1800-0000-d673-c9a48f0c0000 pid=3215->guuid=12c98f41-1800-0000-d673-c9a4950c0000 pid=3221 clone guuid=605c9f41-1800-0000-d673-c9a4960c0000 pid=3222 /root/.sys/configuration guuid=12c98f41-1800-0000-d673-c9a4950c0000 pid=3221->guuid=605c9f41-1800-0000-d673-c9a4960c0000 pid=3222 clone guuid=861ead41-1800-0000-d673-c9a4970c0000 pid=3223 /root/.sys/configuration dns net net-scan send-data guuid=605c9f41-1800-0000-d673-c9a4960c0000 pid=3222->guuid=861ead41-1800-0000-d673-c9a4970c0000 pid=3223 clone d316b2ae-0a7e-5b43-8de6-745900c90c54 127.0.0.1:65535 guuid=861ead41-1800-0000-d673-c9a4970c0000 pid=3223->d316b2ae-0a7e-5b43-8de6-745900c90c54 con 38a4910e-6f05-5afe-a8e3-398c2eb18329 time.cloudflare.com:123 guuid=861ead41-1800-0000-d673-c9a4970c0000 pid=3223->38a4910e-6f05-5afe-a8e3-398c2eb18329 send: 48B guuid=861ead41-1800-0000-d673-c9a4970c0000 pid=3223|send-data send-data to 284 IP addresses review logs to see them all guuid=861ead41-1800-0000-d673-c9a4970c0000 pid=3223->guuid=861ead41-1800-0000-d673-c9a4970c0000 pid=3223|send-data send
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/15a9fdfc-6f74-4c1c-aa43-da6804c17716
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.spyw
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1725121
Signature
Executes the "crontab" command typically for achieving persistence
Opens /sys/class/net/* files useful for querying network interface information
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to persist itself using cron
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1725121 Sample: i686.elf Startdate: 30/06/2025 Architecture: LINUX Score: 56 37 89.246.103.126, 15741 VERSATELDE Germany 2->37 39 104.234.173.77, 4009 VELCOMCA Canada 2->39 41 102 other IPs or domains 2->41 9 i686.elf configuration 2->9         started        process3 process4 11 i686.elf sh 9->11         started        13 configuration 9->13         started        16 i686.elf sh 9->16         started        signatures5 18 sh crontab 11->18         started        22 sh 11->22         started        49 Opens /sys/class/net/* files useful for querying network interface information 13->49 51 Sample reads /proc/mounts (often used for finding a writable filesystem) 13->51 24 configuration 13->24         started        26 sh crontab 16->26         started        process6 file7 35 /var/spool/cron/crontabs/tmp.n9QVXj, ASCII 18->35 dropped 43 Sample tries to persist itself using cron 18->43 45 Executes the "crontab" command typically for achieving persistence 18->45 28 sh crontab 22->28         started        31 configuration 24->31         started        signatures8 process9 signatures10 47 Executes the "crontab" command typically for achieving persistence 28->47 33 configuration 31->33         started        process11
Score:
99%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4c8f4c5c4a92e53276896cb20abbbda8540ca8e330b4200b856ebadc2fda8d98
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4c8f4c5c4a92e53276896cb20abbbda8540ca8e330b4200b856ebadc2fda8d98/
Verdict:
Malicious
Link:
https://tip.neiki.dev/file/4c8f4c5c4a92e53276896cb20abbbda8540ca8e330b4200b856ebadc2fda8d98
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2025-06-29 22:41:24 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jshuyxckslste5ujnszavo55vbkazkhdgc2cac4fn25nyl62rwma._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
antivm defense_evasion discovery execution linux persistence privilege_escalation
Link:
https://tria.ge/reports/250629-2lsdsaszcz/
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
Writes file to tmp directory
Checks CPU configuration
Checks hardware identifiers (DMI)
Creates/modifies Cron job
Enumerates running processes
Reads MAC address of network interface
Reads hardware information
Renames itself
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/7eb27d0c-ecd4-4508-9703-16468615699a
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/4c8f4c5c4a92e53276896cb20abbbda8540ca8e330b4200b856ebadc2fda8d98

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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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

File information

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

Web download

elf 4c8f4c5c4a92e53276896cb20abbbda8540ca8e330b4200b856ebadc2fda8d98

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3558166/
  
Delivery method
Distributed via web download

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