MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0b5e72611c08bb10c21fb946d70194ed6b04dd8b6b02896a40674cb80d5a7523. 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


Gafgyt


Vendor detections: 11


Intelligence 11 IOCs YARA 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0b5e72611c08bb10c21fb946d70194ed6b04dd8b6b02896a40674cb80d5a7523
SHA3-384 hash: 6862093ca4140e18b3c6adf20d93a3230f489fb6350e2bd50c5843e202101257ea21634830ca5dc7b51df81ca11c46e8
SHA1 hash: 8de5a8953282d8f39a810d90fd4ead88d05b1c5a
MD5 hash: b3b2b412a700ce266a041e047028b8e0
humanhash: wolfram-mississippi-princess-spring
File name:kz
Download: download sample
Signature Gafgyt
Create hunting rule
File size:164'072 bytes
First seen:2025-10-04 12:57:09 UTC
Last seen:2025-10-14 08:17:10 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:SoYOsh2+D3lumwHJavmRT5LzpMAuLpr4hNvdXzA:4FhjrmJR9cph
TLSH T13AF34B06B5C188FEC49AC1744F9BE136DD72F41E1234B66F27D4AA221F4EE216B7DA10
telfhash t1a451e3301d9a389822e7e726b64ed5bae8721d3108f275e49e677df5ce127880dd3042
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 gafgyt mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
42
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.32138.LX.BOT.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30460.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-1.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7540662-0
Create hunting rule

Unix.Trojan.Gafgyt-9939811-0
Create hunting rule

Unix.Trojan.Mirai-10025441-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Locks files
Opens a port
Kills processes
DNS request
Runs as daemon
Creating a file
Sends data to a server
Connection attempt
Launching a process
Substitutes an application name
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
lolbin mirai remote
Link:
https://www.filescan.io/uploads/68e11a0ad4a0085473c026d9/reports/9ea40db7-9acf-4271-95c1-4e006574b15f/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
2
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/0b5e72611c08bb10c21fb946d70194ed6b04dd8b6b02896a40674cb80d5a7523
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2025-10-04T10:18:00Z UTC
Last seen:
2025-10-04T11:22:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/0b5e72611c08bb10c21fb946d70194ed6b04dd8b6b02896a40674cb80d5a7523/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/4f604599-47d8-4a74-b885-b93ba9349426
Behavior Graph:
Download SVG
%3 guuid=820023af-1d00-0000-2814-7c9d150e0000 pid=3605 /usr/bin/sudo guuid=5fdd4eb1-1d00-0000-2814-7c9d1b0e0000 pid=3611 /tmp/sample.bin net guuid=820023af-1d00-0000-2814-7c9d150e0000 pid=3605->guuid=5fdd4eb1-1d00-0000-2814-7c9d1b0e0000 pid=3611 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=5fdd4eb1-1d00-0000-2814-7c9d1b0e0000 pid=3611->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=5649b3b1-1d00-0000-2814-7c9d1d0e0000 pid=3613 /tmp/sample.bin dns net send-data zombie guuid=5fdd4eb1-1d00-0000-2814-7c9d1b0e0000 pid=3611->guuid=5649b3b1-1d00-0000-2814-7c9d1d0e0000 pid=3613 clone 66715be6-c18d-5545-99a4-3bff6c2d54ea 195.10.195.195:53 guuid=5649b3b1-1d00-0000-2814-7c9d1d0e0000 pid=3613->66715be6-c18d-5545-99a4-3bff6c2d54ea send: 34B 48d6144b-2bcb-5105-880a-b486b4d6b787 loadingboats.dyn:5667 guuid=5649b3b1-1d00-0000-2814-7c9d1d0e0000 pid=3613->48d6144b-2bcb-5105-880a-b486b4d6b787 send: 40B guuid=cbdcc4b1-1d00-0000-2814-7c9d1e0e0000 pid=3614 /tmp/sample.bin guuid=5649b3b1-1d00-0000-2814-7c9d1d0e0000 pid=3613->guuid=cbdcc4b1-1d00-0000-2814-7c9d1e0e0000 pid=3614 clone guuid=c623bbb2-1d00-0000-2814-7c9d220e0000 pid=3618 /tmp/sample.bin guuid=5649b3b1-1d00-0000-2814-7c9d1d0e0000 pid=3613->guuid=c623bbb2-1d00-0000-2814-7c9d220e0000 pid=3618 clone guuid=940ec9b2-1d00-0000-2814-7c9d230e0000 pid=3619 /usr/bin/dash guuid=c623bbb2-1d00-0000-2814-7c9d220e0000 pid=3618->guuid=940ec9b2-1d00-0000-2814-7c9d230e0000 pid=3619 execve guuid=54974abe-1d00-0000-2814-7c9d510e0000 pid=3665 /usr/bin/dash guuid=c623bbb2-1d00-0000-2814-7c9d220e0000 pid=3618->guuid=54974abe-1d00-0000-2814-7c9d510e0000 pid=3665 execve guuid=6056a6be-1d00-0000-2814-7c9d560e0000 pid=3670 /usr/bin/dash guuid=c623bbb2-1d00-0000-2814-7c9d220e0000 pid=3618->guuid=6056a6be-1d00-0000-2814-7c9d560e0000 pid=3670 execve guuid=1021eabe-1d00-0000-2814-7c9d580e0000 pid=3672 /usr/bin/dash guuid=c623bbb2-1d00-0000-2814-7c9d220e0000 pid=3618->guuid=1021eabe-1d00-0000-2814-7c9d580e0000 pid=3672 execve guuid=27152cbf-1d00-0000-2814-7c9d5d0e0000 pid=3677 /usr/bin/dash guuid=c623bbb2-1d00-0000-2814-7c9d220e0000 pid=3618->guuid=27152cbf-1d00-0000-2814-7c9d5d0e0000 pid=3677 execve guuid=57e0f9b2-1d00-0000-2814-7c9d250e0000 pid=3621 /usr/sbin/xtables-nft-multi guuid=940ec9b2-1d00-0000-2814-7c9d230e0000 pid=3619->guuid=57e0f9b2-1d00-0000-2814-7c9d250e0000 pid=3621 execve guuid=298570be-1d00-0000-2814-7c9d540e0000 pid=3668 /usr/bin/busybox guuid=54974abe-1d00-0000-2814-7c9d510e0000 pid=3665->guuid=298570be-1d00-0000-2814-7c9d540e0000 pid=3668 execve guuid=7ee4ccbe-1d00-0000-2814-7c9d570e0000 pid=3671 /usr/bin/dash guuid=6056a6be-1d00-0000-2814-7c9d560e0000 pid=3670->guuid=7ee4ccbe-1d00-0000-2814-7c9d570e0000 pid=3671 clone guuid=b5b020bf-1d00-0000-2814-7c9d5c0e0000 pid=3676 /usr/bin/dash guuid=1021eabe-1d00-0000-2814-7c9d580e0000 pid=3672->guuid=b5b020bf-1d00-0000-2814-7c9d5c0e0000 pid=3676 clone guuid=af1d5abf-1d00-0000-2814-7c9d5e0e0000 pid=3678 /usr/bin/busybox guuid=27152cbf-1d00-0000-2814-7c9d5d0e0000 pid=3677->guuid=af1d5abf-1d00-0000-2814-7c9d5e0e0000 pid=3678 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6eba418b-ef74-454f-a8e0-0b542810293c
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1789183
Signature
Executes the "iptables" command to insert, remove and/or manipulate rules
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Gafgyt
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1789183 Sample: kz.elf Startdate: 04/10/2025 Architecture: LINUX Score: 68 37 loadingboats.dyn 23.177.185.57, 44658, 5667 PROVIDENCE-MB-CA-01CA Reserved 2->37 39 188.166.240.30, 2222, 7777 DIGITALOCEAN-ASNUS Netherlands 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 Yara detected Gafgyt 2->45 10 kz.elf 2->10         started        signatures3 process4 process5 12 kz.elf 10->12         started        process6 14 kz.elf 12->14         started        16 kz.elf 12->16         started        process7 18 kz.elf sh 14->18         started        20 kz.elf sh 14->20         started        22 kz.elf sh 14->22         started        24 2 other processes 14->24 process8 26 sh iptables 18->26         started        29 sh busybox 20->29         started        31 sh busybox 22->31         started        33 sh 24->33         started        35 sh 24->35         started        signatures9 47 Executes the "iptables" command to insert, remove and/or manipulate rules 26->47
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/0b5e72611c08bb10c21fb946d70194ed6b04dd8b6b02896a40674cb80d5a7523
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0b5e72611c08bb10c21fb946d70194ed6b04dd8b6b02896a40674cb80d5a7523/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-04 13:29:36 UTC
File Type:
ELF64 Little (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=bnpheyi4bc5rbqq7xfdnoamu5vvqjxmlnmbis2sam5glqdk2ourq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery linux
Link:
https://tria.ge/reports/251004-p7n72adk4t/
Behaviour
Reads runtime system information
Changes its process name
Reads system network configuration
Enumerates active TCP sockets
Enumerates running processes
Unexpected DNS network traffic destination
Verdict:
Malicious
Tags:
trojan mirai gafgyt Unix.Dropper.Mirai-7540662-0
YARA:
Linux_Trojan_Gafgyt_9e9530a7 Linux_Trojan_Gafgyt_807911a2 Linux_Trojan_Gafgyt_d4227dbf Linux_Trojan_Gafgyt_d996d335 Linux_Trojan_Gafgyt_d0c57a2e Linux_Trojan_Gafgyt_620087b9 Linux_Trojan_Gafgyt_0cd591cd Linux_Trojan_Gafgyt_33b4111a Linux_Trojan_Gafgyt_a33a8363 Linux_Trojan_Mirai_e0cf29e2
Link:
https://app.threat.zone/submission/453b2a07-8dc2-4bc7-80da-2c3d075fab88
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.20
Link:
https://yomi.yoroi.company/submissions/0b5e72611c08bb10c21fb946d70194ed6b04dd8b6b02896a40674cb80d5a7523

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:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:Linux_Trojan_Gafgyt_0cd591cd
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_a33a8363
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d0c57a2e
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_e0cf29e2
Create hunting rule
Author:Elastic Security
Rule name:MatchByteSequence
Create hunting rule
Author:Generated by ChatGPT
Description:Rule to match specific byte sequence: 89 C8 C1 E8 08 31 D1 31 C8
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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

Gafgyt

elf 0b5e72611c08bb10c21fb946d70194ed6b04dd8b6b02896a40674cb80d5a7523

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3656323/
  
Delivery method
Distributed via web download

Comments