MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b515b4ebe06041f29b19c8eb918fb290de044f2f5b7270e1c4e6ce7f0521d66a. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b515b4ebe06041f29b19c8eb918fb290de044f2f5b7270e1c4e6ce7f0521d66a
SHA3-384 hash: d15d176d3bee484f26cb7ae87b8dfb6af0d866d04ae713f7bcc8dbf0e9722eec99c9cce5ee6f75448333ee7caa073895
SHA1 hash: 3f1b162d6bf1ac0ca555695ee6172f958342ae53
MD5 hash: 1beefff39c6aed8ac8aa734649e9f0eb
humanhash: social-nitrogen-alanine-asparagus
File name:ARMV4L
Download: download sample
Signature Gafgyt
Create hunting rule
File size:91'064 bytes
First seen:2026-04-23 23:54:25 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:8fxz4InbiuwDn+1GlEiLoOnnCSKp3nYW0IvYoSPt/:XDDn+1ViBCzt54/
TLSH T1B793E884FE059B1BC6D372FBEB9D028D362B1FA8D7EA311699317EA023F55D1193A110
telfhash t17931d6e4dbd11acc67f05980c2cf62673a5535a9bf1534365e2ba70e85439e2b015027
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

Intelligence

File Origin
# of uploads :
1
# of downloads :
156
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Link:
https://research.acce.ciphertechsolutions.com/results/061f815d-87e5-4acb-a37c-30f05f49fa40/
Detection(s):
Sanesecurity.Malware.32133.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135944-0
Create hunting rule

Unix.Trojan.Mirai-9871828-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gafgyt gcc mirai rust
Link:
https://www.filescan.io/uploads/69eab1338a82359247af6bd8/reports/15d94c32-48b4-4b3d-b2c4-c54a98d790bf/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
2
Number of processes launched:
3
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b515b4ebe06041f29b19c8eb918fb290de044f2f5b7270e1c4e6ce7f0521d66a
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-04-23T22:18:00Z UTC
Last seen:
2026-04-24T08:56:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b515b4ebe06041f29b19c8eb918fb290de044f2f5b7270e1c4e6ce7f0521d66a/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/41d9f1f4-7762-4e0f-8e34-f257321cc58b
Behavior Graph:
Download SVG
%3 guuid=d594e7cf-1600-0000-8f22-621e880c0000 pid=3208 /usr/bin/sudo guuid=0a50c4d1-1600-0000-8f22-621e8e0c0000 pid=3214 /tmp/sample.bin guuid=d594e7cf-1600-0000-8f22-621e880c0000 pid=3208->guuid=0a50c4d1-1600-0000-8f22-621e8e0c0000 pid=3214 execve
Malware family:
Gafgyt
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6c01c9ba-6269-4010-996a-404e19792b21
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1903740
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Opens /proc/net/* files useful for finding connected devices and routers
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1903740 Sample: ARMV4L.elf Startdate: 24/04/2026 Architecture: LINUX Score: 60 25 Antivirus / Scanner detection for submitted sample 2->25 27 Multi AV Scanner detection for submitted file 2->27 8 ARMV4L.elf 2->8         started        11 dash rm 2->11         started        13 dash rm 2->13         started        15 python3.8 dpkg 2->15         started        process3 signatures4 29 Opens /proc/net/* files useful for finding connected devices and routers 8->29 17 ARMV4L.elf 8->17         started        19 ARMV4L.elf 8->19         started        process5 process6 21 ARMV4L.elf 17->21         started        process7 23 ARMV4L.elf 21->23         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b515b4ebe06041f29b19c8eb918fb290de044f2f5b7270e1c4e6ce7f0521d66a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b515b4ebe06041f29b19c8eb918fb290de044f2f5b7270e1c4e6ce7f0521d66a/
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2026-04-23 23:55:43 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wuk3j27amba7fgyzzdvzdd5ssdpaitzplnzhbyoe43hh6bjb2zva._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/260423-3x43dsay6v/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.23
Link:
https://yomi.yoroi.company/submissions/b515b4ebe06041f29b19c8eb918fb290de044f2f5b7270e1c4e6ce7f0521d66a

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_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
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

File information

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

Web download

Gafgyt

elf b515b4ebe06041f29b19c8eb918fb290de044f2f5b7270e1c4e6ce7f0521d66a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3828024/
  
Delivery method
Distributed via web download

Comments