MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6247b4b5ef90ac362753bd8f167c1cc96e0fa7446ab72ffb3cea5ffa930fc86b. 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: 8


Intelligence 8 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6247b4b5ef90ac362753bd8f167c1cc96e0fa7446ab72ffb3cea5ffa930fc86b
SHA3-384 hash: 6a9800b97b06517a8f9c861d1d7918a979c988baacf5e23f1c32dd7307acdc5196cb5eba11a73d32f2bbc1bcea404c1c
SHA1 hash: 46457da9c7fbe6b3f31e7e180da7c0053fd74329
MD5 hash: 85573c4f4fee4535d2a4baf74c50bcfc
humanhash: september-wolfram-minnesota-four
File name:zersh4
Download: download sample
Signature Gafgyt
Create hunting rule
File size:80'820 bytes
First seen:2025-12-15 23:19:23 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:aVSJvkakMT82Eey6+bdPFJ/+Cw2YIUjFPbC6KCUVZDtZZG6BZ:a8kN1Vey6+ZtcCw2ajFPbWCUVZDtZZGK
TLSH T19A836C6A82DCEEBCE1C50D7F24618938CF1624F316931EB86EA840E504479ABF16C3F5
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 :
107
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Mirai-9933849-0
Create hunting rule

Unix.Trojan.Gafgyt-9940653-0
Create hunting rule

Unix.Trojan.Mirai-9951089-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
gafgyt mirai
Link:
https://www.filescan.io/uploads/694097b184afa5547b57829f/reports/1fe5abb4-719d-4873-98ba-1ee709dc64bb/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-15T22:20:00Z UTC
Last seen:
2025-12-15T22:54:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/6247b4b5ef90ac362753bd8f167c1cc96e0fa7446ab72ffb3cea5ffa930fc86b/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/aaecbc60-5637-4dbc-9246-bc94882d4f9b
Behavior Graph:
Download SVG
%3 guuid=64322b92-1900-0000-0ceb-84b4b90c0000 pid=3257 /usr/bin/sudo guuid=1710af93-1900-0000-0ceb-84b4c00c0000 pid=3264 /tmp/sample.bin guuid=64322b92-1900-0000-0ceb-84b4b90c0000 pid=3257->guuid=1710af93-1900-0000-0ceb-84b4c00c0000 pid=3264 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/85338420-41d3-49ae-8466-ca74139b44a1
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1833541
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1833541 Sample: zersh4.elf Startdate: 16/12/2025 Architecture: LINUX Score: 56 18 34.254.182.186, 443 AMAZON-02US United States 2->18 20 54.217.10.153, 443, 49576 AMAZON-02US United States 2->20 22 2 other IPs or domains 2->22 24 Antivirus / Scanner detection for submitted sample 2->24 26 Multi AV Scanner detection for submitted file 2->26 8 zersh4.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 zersh4.elf 8->14         started        process6 16 zersh4.elf 14->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/6247b4b5ef90ac362753bd8f167c1cc96e0fa7446ab72ffb3cea5ffa930fc86b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6247b4b5ef90ac362753bd8f167c1cc96e0fa7446ab72ffb3cea5ffa930fc86b/
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-12-15 23:20:19 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 23 (60.87%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mjd3jnppscwdmj2txwhrm7a4zfxa7j2enk3s76z45jp7veypzbvq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/251215-3bj54act6f/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9885259-0
YARA:
n/a
Link:
https://app.threat.zone/submission/1a13836a-31fa-4839-9a54-70929fb07f89
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/6247b4b5ef90ac362753bd8f167c1cc96e0fa7446ab72ffb3cea5ffa930fc86b

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: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 6247b4b5ef90ac362753bd8f167c1cc96e0fa7446ab72ffb3cea5ffa930fc86b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3726586/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3726512/

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