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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5e33dac569440d1ffc5dad7bc8401eb7d05b90fa3237fb1db7412075d71ee0be. 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: 6


Intelligence 6 IOCs YARA 28 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5e33dac569440d1ffc5dad7bc8401eb7d05b90fa3237fb1db7412075d71ee0be
SHA3-384 hash: ea1051c76a966a65e06706cf99dc61905f5e961a1aabdae39abd2d2018e79fa41174fb037cfca5a54eb2a644ca034184
SHA1 hash: 6f98d061721157c4c1e54c98e8334e7770d78e6f
MD5 hash: 509b4d9a4a0a34165e2bf9465b106f2e
humanhash: fourteen-green-alanine-don
File name:arm5
Download: download sample
File size:6'160'546 bytes
First seen:2026-10-17 20:32:28 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 49152:ZeErBSPHT2BLSwyKX4Sld9fY6XA8vGuslRDPfV5ER:rBSPHmuwfX37jIRDPjER
TLSH T1D3560897B9D24953C5E43A77A9BD80C433630EBA8B86575B5D04FE383ABE1D90E39304
telfhash t121d05e250e4d3a6c26e1014a4930126e8ee434fc5118af998fae75da0a0217980d606a
gimphash e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
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 :
81
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Linux.Flooder-5.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Deletes a file
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Connection attempt
Changes the time when the file was created, accessed, or modified
Runs as daemon
Manages services
Collects information on the RAM
Receives data from a server
Changes access rights for a written file
Launching a process
Sends data to a server
Deleting a recently created file
Creates or modifies files in /cron to set up autorun
Writes files to system subdirectory
Creates or modifies files in /init.d to set up autorun
Creates or modifies symbolic links in /init.d to set up autorun
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
expand golang lolbin
Link:
https://www.filescan.io/uploads/6ad3db89047a94e9906375f6/reports/c81fa14b-e6c0-49b0-818b-f83c2fb7a643/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
48
Number of processes launched:
207
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/5e33dac569440d1ffc5dad7bc8401eb7d05b90fa3237fb1db7412075d71ee0be
Behaviour
Persistence
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
type: 1.0.0.1:80
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/7e65b6ac-8c79-44aa-8c33-5f59ae383936
Behavior Graph:
Download SVG
%3 guuid=c72955d4-1600-0000-f7e2-1017870d0000 pid=3463 /usr/bin/sudo guuid=f1ed15d6-1600-0000-f7e2-10178d0d0000 pid=3469 /tmp/sample.bin guuid=c72955d4-1600-0000-f7e2-1017870d0000 pid=3463->guuid=f1ed15d6-1600-0000-f7e2-10178d0d0000 pid=3469 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/d76b53b0-99e1-42d2-912f-6fb3a389cf0c
Result
Threat name:
CatStorm
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad.mine
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1988437
Signature
Drops files in suspicious directories
Executes the "crontab" command typically for achieving persistence
Found strings related to Crypto-Mining
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample tries to persist itself using /etc/profile
Sample tries to persist itself using cron
Yara detected CatStorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1988437 Sample: arm5.elf Startdate: 17/10/2026 Architecture: LINUX Score: 80 104 9.9.9.9, 80 QUAD9-AS-1-Quad9US United States 2->104 106 8.8.4.4, 80 GOOGLE-GoogleLLCUS United States 2->106 108 3 other IPs or domains 2->108 110 Multi AV Scanner detection for submitted file 2->110 112 Yara detected CatStorm 2->112 114 Found strings related to Crypto-Mining 2->114 12 arm5.elf 2->12         started        14 systemd systemd-update 2->14         started        16 systemd systemd-update 2->16         started        18 20 other processes 2->18 signatures3 process4 process5 20 arm5.elf arm5.elf 12->20         started        22 systemd-update sh 14->22         started        24 systemd-update sh 16->24         started        26 systemd-update sh 18->26         started        28 systemd-update sh 18->28         started        30 systemd-update sh 18->30         started        32 14 other processes 18->32 process6 34 arm5.elf sh 20->34         started        36 sh systemd-update 22->36         started        38 sh systemd-update 24->38         started        40 sh systemd-update 26->40         started        42 sh systemd-update 28->42         started        44 sh systemd-update 30->44         started        46 sh systemd-update 32->46         started        48 sh systemd-update 32->48         started        50 12 other processes 32->50 process7 52 sh arm5.elf 34->52         started        56 systemd-update systemd-update 36->56         started        58 systemd-update systemd-update 38->58         started        60 systemd-update systemd-update 40->60         started        62 systemd-update systemd-update 42->62         started        64 systemd-update systemd-update 44->64         started        66 systemd-update systemd-update 46->66         started        68 systemd-update systemd-update 48->68         started        70 systemd-update systemd-update 50->70         started        file8 94 /usr/lib/systemd/systemd-update, ELF 52->94 dropped 96 /tmp/.cron, ASCII 52->96 dropped 98 /etc/profile.d/system-update.sh, Bourne-Again 52->98 dropped 100 2 other malicious files 52->100 dropped 116 Sample tries to persist itself using /etc/profile 52->116 118 Drops files in suspicious directories 52->118 120 Sample deletes itself 52->120 122 Sample tries to persist itself using cron 52->122 72 arm5.elf crontab 52->72         started        76 arm5.elf crontab 52->76         started        78 arm5.elf crontab 52->78         started        80 7 other processes 52->80 signatures9 process10 file11 102 /var/spool/cron/crontabs/tmp.jbYLIn, ASCII 72->102 dropped 124 Sample tries to persist itself using cron 72->124 126 Executes the "crontab" command typically for achieving persistence 72->126 82 service 80->82         started        84 update-rc.d systemctl 80->84         started        86 service basename 80->86         started        88 2 other processes 80->88 signatures12 process13 process14 90 service systemctl 82->90         started        92 service sed 82->92         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5e33dac569440d1ffc5dad7bc8401eb7d05b90fa3237fb1db7412075d71ee0be/
Threat name:
Linux.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-10-17 20:33:17 UTC
File Type:
ELF32 Little (Exe)
AV detection:
6 of 36 (16.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=lyz5vrljiqgr77c5vv54qqa6w7ifxeh2gi37whnxieqhlvy64c7a._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
discovery execution persistence privilege_escalation
Link:
https://tria.ge/reports/261017-zbyrpswv5m/
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
Writes file to tmp directory
Creates/modifies Cron job
Modifies init.d
Modifies systemd
Please note that we are no longer able to provide a coverage score for Virus Total.

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:APT_Bitter_ZxxZ_Downloader
Create hunting rule
Author:SECUINFRA Falcon Team (@SI_FalconTeam)
Description:Detects Bitter (T-APT-17) ZxxZ Downloader
Reference:https://www.secuinfra.com/en/techtalk/whatever-floats-your-boat-bitter-apt-continues-to-target-bangladesh
Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:DetectGoMethodSignatures
Create hunting rule
Author:Wyatt Tauber
Description:Detects Go method signatures in unpacked Go binaries
Rule name:Detect_Go_GOMAXPROCS
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects Go binaries by the presence of runtime.GOMAXPROCS in the runtime metadata
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:GoBinTest
Create hunting rule
Rule name:golang
Create hunting rule
Rule name:golang_binary_string
Create hunting rule
Description:Golang strings present
Rule name:Golang_Find_CSC846
Create hunting rule
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:Golang_Find_CSC846_Simple
Create hunting rule
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:identity_golang
Create hunting rule
Author:Eric Yocam
Description:find Golang malware
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:MIRAI_TELNETCURL_payload
Create hunting rule
Author:AfterPacket
Description:Mirai-lineage ELF payload carrying the leaked-source decoy domain
Reference:https://github.com/Afterpacket/drosera-threat-intel
Rule name:NSVPS_Hydra_SSH_Bruteforce
Create hunting rule
Author:sanad (NSVPS-SOC)
Description:Hydra SSH brute-force campaign credentials pattern from NSVPS honeypot
Rule name:ProgramLanguage_Golang
Create hunting rule
Author:albertzsigovits
Description:Application written in Golang programming language
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:Suspicious_Golang_Binary
Create hunting rule
Author:Tim Machac
Description:Triage: Golang-compiled binary with suspicious OS/persistence/network strings (not family-specific)
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques
Rule name:Web_Generic_Binary_URL_Download
Create hunting rule
Author:Serhii Kocherhan
Description:Detects files containing HTTP or HTTPS links pointing directly to .bin payload extensions.

File information

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

Web download

elf 5e33dac569440d1ffc5dad7bc8401eb7d05b90fa3237fb1db7412075d71ee0be

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3948162/
  
Delivery method
Distributed via web download

Comments