MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f61b257b60f78c4d48234fce6418f92a85ea385a8b1adc2e5d5f5b03c7aa335d. 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


Mirai


Vendor detections: 9


Intelligence 9 IOCs YARA 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f61b257b60f78c4d48234fce6418f92a85ea385a8b1adc2e5d5f5b03c7aa335d
SHA3-384 hash: 4163d41f36d18027b7c72f1f47fc44640970a43e9ecfa498eefd2fa6ae0b80c4f27ea4cfeb01767210302e132da58700
SHA1 hash: 040e411cef8406d8f0f12742d4b53da7ea51d456
MD5 hash: 9c1fb47bce52291bae0bcbd43ecbf37d
humanhash: uncle-finch-jupiter-happy
File name:x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:89'888 bytes
First seen:2026-01-30 19:33:43 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:ela9bWSZKwZnbFCssOxaSc+1OtUo4igVLDKQUL1j595zYkTcf5qc+fPGIJ6yeyY:HWQKYnRZySc+1hjlDKB1N95Jcf51+HJH
TLSH T1A0933B07F58180FCC48AC1741BAFBA3AD922B1FE1278B15B77D0EB122D99E511E5DE90
telfhash t1e23125313aa918a4e0f7f7a6b206e2dd29612d3005e135e1de7b98f3df563d20da5482
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 mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 25bdf128f0ffdb2d91125eee6b084f41f4fc039d7a4eabb84c24d64b91cc3349
File size (compressed) :45'132 bytes
File size (de-compressed) :89'888 bytes
Format:linux/amd64
Packed file: 25bdf128f0ffdb2d91125eee6b084f41f4fc039d7a4eabb84c24d64b91cc3349

Intelligence

File Origin
# of uploads :
1
# of downloads :
77
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Link:
https://research.acce.ciphertechsolutions.com/results/5dd4b8dd-242d-4a41-841a-fd8d59986dcf/
Detection(s):
Sanesecurity.Malware.28880.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
soft-404
Link:
https://www.filescan.io/uploads/697d07c2981ff1d38a421c06/reports/7e34d377-4b94-4c2f-9cc8-0a1488ecff98/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
81
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/f61b257b60f78c4d48234fce6418f92a85ea385a8b1adc2e5d5f5b03c7aa335d
Behaviour
Anti-Debugging
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/663856af-1baf-4509-a13c-5cf1aee39fec
Behavior Graph:
Download SVG
%3 guuid=6b920fc9-1900-0000-a202-336cc5090000 pid=2501 /usr/bin/sudo guuid=42acc3cb-1900-0000-a202-336ccd090000 pid=2509 /tmp/sample.bin net guuid=6b920fc9-1900-0000-a202-336cc5090000 pid=2501->guuid=42acc3cb-1900-0000-a202-336ccd090000 pid=2509 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=42acc3cb-1900-0000-a202-336ccd090000 pid=2509->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=8ea683d0-1900-0000-a202-336cd8090000 pid=2520 /tmp/sample.bin zombie guuid=42acc3cb-1900-0000-a202-336ccd090000 pid=2509->guuid=8ea683d0-1900-0000-a202-336cd8090000 pid=2520 clone guuid=5d978ad0-1900-0000-a202-336cda090000 pid=2522 /tmp/sample.bin dns net send-data zombie guuid=42acc3cb-1900-0000-a202-336ccd090000 pid=2509->guuid=5d978ad0-1900-0000-a202-336cda090000 pid=2522 clone guuid=5d978ad0-1900-0000-a202-336cda090000 pid=2522->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 51B 57b16472-c978-5584-ab22-d278c0724b13 dhjfgt4rzuu6tfdo85wfjj.followz.st:9772 guuid=5d978ad0-1900-0000-a202-336cda090000 pid=2522->57b16472-c978-5584-ab22-d278c0724b13 send: 40B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3deab012-3a67-49fe-8cd1-4bfacfa3a6d9
Result
Threat name:
Mirai, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.mine
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1860704
Signature
Antivirus / Scanner detection for submitted sample
Found strings related to Crypto-Mining
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Reads system files that contain records of logged in users
Sample reads /proc/mounts (often used for finding a writable filesystem)
Yara detected Mirai
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1860704 Sample: x86_64.elf Startdate: 30/01/2026 Architecture: LINUX Score: 92 124 169.254.169.254, 80 USDOSUS Reserved 2->124 126 dhjfgt4rzuu6tfdo85wfjj.followz.st 192.109.200.21, 46984, 9772 TELECOMASET-ASBG Bulgaria 2->126 128 3 other IPs or domains 2->128 130 Malicious sample detected (through community Yara rule) 2->130 132 Antivirus / Scanner detection for submitted sample 2->132 134 Multi AV Scanner detection for submitted file 2->134 136 2 other signatures 2->136 14 gdm3 gdm-session-worker 2->14         started        16 gdm3 gdm-session-worker 2->16         started        18 systemd systemd 2->18         started        20 19 other processes 2->20 signatures3 process4 signatures5 23 gdm-session-worker gdm-x-session 14->23         started        25 gdm-session-worker gdm-wayland-session 16->25         started        27 systemd dbus-daemon 18->27         started        30 systemd 18->30         started        32 systemd pulseaudio 18->32         started        40 2 other processes 18->40 138 Found strings related to Crypto-Mining 20->138 140 Reads system files that contain records of logged in users 20->140 34 accounts-daemon language-validate 20->34         started        36 x86_64.elf 20->36         started        38 x86_64.elf 20->38         started        process6 signatures7 42 gdm-x-session dbus-run-session 23->42         started        44 gdm-x-session Xorg Xorg.wrap Xorg 23->44         started        46 gdm-x-session Default 23->46         started        48 gdm-wayland-session dbus-run-session 25->48         started        146 Sample reads /proc/mounts (often used for finding a writable filesystem) 27->146 50 systemd 30-systemd-environment-d-generator 30->50         started        52 language-validate language-options 34->52         started        process8 process9 54 dbus-run-session gnome-session gnome-session-binary 1 42->54         started        56 dbus-run-session dbus-daemon 42->56         started        59 Xorg sh 44->59         started        61 Xorg sh 44->61         started        63 dbus-run-session dbus-daemon 48->63         started        65 dbus-run-session gnome-session gnome-session-binary 1 48->65         started        67 language-options sh 52->67         started        signatures10 77 19 other processes 54->77 142 Sample reads /proc/mounts (often used for finding a writable filesystem) 56->142 69 dbus-daemon 56->69         started        71 dbus-daemon 56->71         started        80 9 other processes 56->80 73 sh xkbcomp 59->73         started        75 sh xkbcomp 61->75         started        82 7 other processes 63->82 84 2 other processes 65->84 86 2 other processes 67->86 process11 signatures12 88 dbus-daemon at-spi-bus-launcher 69->88         started        90 dbus-daemon gjs 71->90         started        150 Sample reads /proc/mounts (often used for finding a writable filesystem) 77->150 93 gnome-shell ibus-daemon 77->93         started        95 gsd-print-notifications 77->95         started        97 gnome-session-check-accelerated gnome-session-check-accelerated-gl-helper 77->97         started        99 gnome-session-check-accelerated gnome-session-check-accelerated-gles-helper 77->99         started        103 9 other processes 80->103 101 dbus-daemon false 82->101         started        105 6 other processes 82->105 process13 signatures14 107 at-spi-bus-launcher dbus-daemon 88->107         started        144 Sample reads /proc/mounts (often used for finding a writable filesystem) 90->144 110 ibus-daemon 93->110         started        112 ibus-daemon ibus-memconf 93->112         started        114 ibus-daemon ibus-engine-simple 93->114         started        116 gsd-print-notifications gsd-printer 95->116         started        process15 signatures16 148 Sample reads /proc/mounts (often used for finding a writable filesystem) 107->148 118 dbus-daemon 107->118         started        120 ibus-daemon ibus-x11 110->120         started        process17 process18 122 dbus-daemon at-spi2-registryd 118->122         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f61b257b60f78c4d48234fce6418f92a85ea385a8b1adc2e5d5f5b03c7aa335d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f61b257b60f78c4d48234fce6418f92a85ea385a8b1adc2e5d5f5b03c7aa335d/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-30 19:35:39 UTC
File Type:
ELF64 Little (Exe)
AV detection:
16 of 36 (44.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6ynsk63a66ge2sbdj7hgighzfkc6uoc2rmnnyls5l5nqhr5kgnoq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai credential_access discovery linux
Link:
https://tria.ge/reports/260130-x989zsez8c/
Behaviour
Reads runtime system information
Changes its process name
Reads process memory
Enumerates running processes
Traces itself
Malware Config
C2 Extraction:
dhjfgt4rzuu6tfdo85wfjj.followz.st
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:CoinMiner_Strings
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects mining pool protocol string in Executable
Reference:https://minergate.com/faq/what-pool-address
Rule name:CoinMiner_Strings_RID2DDE
Create hunting rule
Author:Florian Roth
Description:Detects mining pool protocol string in Executable
Reference:https://minergate.com/faq/what-pool-address
Rule name:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_33b4111a
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_620087b9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_807911a2
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_9e9530a7
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d4227dbf
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d996d335
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_01e4a728
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_1e0c5ce0
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_520deeb8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_6a77af0f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_e0cf29e2
Create hunting rule
Author:Elastic Security
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

Mirai

elf 25bdf128f0ffdb2d91125eee6b084f41f4fc039d7a4eabb84c24d64b91cc3349

Mirai

elf f61b257b60f78c4d48234fce6418f92a85ea385a8b1adc2e5d5f5b03c7aa335d

(this sample)

  
Dropped by
SHA256 25bdf128f0ffdb2d91125eee6b084f41f4fc039d7a4eabb84c24d64b91cc3349
  
URLhaus
https://urlhaus.abuse.ch/url/3766284/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 4fdc605c7190f37544e1828c7c5bd744
  
URLhaus
https://urlhaus.abuse.ch/url/3766333/

Comments