MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3a77856bf1fc04bfd7e3df7ce7a001f8d5ba7698d34b2adfe67d515f2828c2bc. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3a77856bf1fc04bfd7e3df7ce7a001f8d5ba7698d34b2adfe67d515f2828c2bc
SHA3-384 hash: ab3f7082e186f169cecd406b2b78a593e0676a9ebf50fba2cc6e2a731fff4102b2e2f1caf9c67bc18b62bb17a05ec32d
SHA1 hash: d468296e4ec913ae2ef6ff57df49ebc3b431d7a3
MD5 hash: 7eb3446ff275f10c3891a521205b285a
humanhash: beryllium-cold-vermont-venus
File name:mipsel
Download: download sample
Signature Gafgyt
Create hunting rule
File size:51'920 bytes
First seen:2026-07-27 12:47:14 UTC
Last seen:2026-07-28 08:10:27 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:23+B2tc86CQlbpmFt3pZCvpW2CPHZIE6/sS9o:23+BV8GbpmJPHg9
TLSH T18933C805AF614EB7DC2FDD3301A90B4535CD660722B97B7A3934D928F25A50B89E3C78
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 BlinkzSec
Tags:gafgyt mirai

Intelligence

File Origin
# of uploads :
5
# of downloads :
100
Origin country :
US US
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Linux.Mirai-38.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/6a6753e5ef783d5eded4e719/reports/63c7c913-e8b4-478e-9b24-b7e7ac2c6f13/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-07-27T11:24:00Z UTC
Last seen:
2026-07-27T11:51:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/3a77856bf1fc04bfd7e3df7ce7a001f8d5ba7698d34b2adfe67d515f2828c2bc/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/daa274f1-e4f9-4365-89e4-4d1a89a55d60
Behavior Graph:
Download SVG
%3 guuid=23e5a5d0-1b00-0000-cb44-c2f4de0a0000 pid=2782 /usr/bin/sudo guuid=2b73f5d6-1b00-0000-cb44-c2f4e60a0000 pid=2790 /tmp/sample.bin guuid=23e5a5d0-1b00-0000-cb44-c2f4de0a0000 pid=2782->guuid=2b73f5d6-1b00-0000-cb44-c2f4e60a0000 pid=2790 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/0683b2e3-fa16-424d-ab22-df32cbc45c58
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/3a77856bf1fc04bfd7e3df7ce7a001f8d5ba7698d34b2adfe67d515f2828c2bc
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3a77856bf1fc04bfd7e3df7ce7a001f8d5ba7698d34b2adfe67d515f2828c2bc/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-07-27 12:40:15 UTC
File Type:
ELF32 Little (Exe)
AV detection:
10 of 24 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hj3yk27r7qcl7v7d356opiab7dk3u5uy2nfsvx7gpviv6kbiyk6a._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/260727-p1nb6aszcx/
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/3a77856bf1fc04bfd7e3df7ce7a001f8d5ba7698d34b2adfe67d515f2828c2bc

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:has_telegram_urls
Create hunting rule
Author:Aaron DeVera<aaron@backchannel.re>
Description:Detects Telegram URLs
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 3a77856bf1fc04bfd7e3df7ce7a001f8d5ba7698d34b2adfe67d515f2828c2bc

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3892589/
  
Delivery method
Distributed via web download

Comments