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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3a7baa9951ba3ed4336cb4854df1cdacf32f9a936680f39baaab773bfc02fc17. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3a7baa9951ba3ed4336cb4854df1cdacf32f9a936680f39baaab773bfc02fc17
SHA3-384 hash: c7bd130a74dce113c12721fdb21594c795a5319bd35aa657ee92fdb54ff62ce404359e63744b33bcd8cb8f5a8c3f4997
SHA1 hash: 657b6a9dfb93c2b7157a8886bf1f90e00cfc402d
MD5 hash: 936f932ebe95637238fd7b690f8b592d
humanhash: kitten-princess-hawaii-hamper
File name:sh4
Download: download sample
Signature Gafgyt
Create hunting rule
File size:108'928 bytes
First seen:2026-11-09 05:09:04 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:a4Rdec6nJxCq5KiN3A7NNi/zCDmNoWqWO+XqRnNjjyWS:abc6nJxHAiuO/zCS61Wjintjyz
TLSH T164B34BB3DC656F68D299D5B5B0B48F782BA3A560818B1FAE1477C2748043DCDF9093B8
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 torii

Intelligence

File Origin
# of uploads :
1
# of downloads :
95
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Dropper.Mirai-7136288-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6af155fef047f41851764a98/reports/ce42a73f-2ca3-40f2-8dd6-21b8791c1638/overview
Verdict:
Malicious
File Type:
elf.32.le
Link:
https://opentip.kaspersky.com/3a7baa9951ba3ed4336cb4854df1cdacf32f9a936680f39baaab773bfc02fc17/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/2487ab13-94ba-4f97-aa27-109393ce180e
Behavior Graph:
Download SVG
%3 guuid=6b24353c-2300-0000-1e14-dc81ed0a0000 pid=2797 /usr/bin/sudo guuid=6793f73d-2300-0000-1e14-dc81f10a0000 pid=2801 /tmp/sample.bin guuid=6b24353c-2300-0000-1e14-dc81ed0a0000 pid=2797->guuid=6793f73d-2300-0000-1e14-dc81f10a0000 pid=2801 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/bdd2e2c1-b75a-4c54-9e0c-0a8cf9b1efa9
Result
Threat name:
Eclipse Botnet
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/2001224
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Connects to many ports of the same IP (likely port scanning)
Drops files in suspicious directories
Drops invisible ELF files
Executes the "crontab" command typically for achieving persistence
Found malware configuration
Modifies the '.bashrc' or '.bash_profile' file typically for persisting actions
Multi AV Scanner detection for submitted file
Protects files from modification
Sample tries to persist itself using cron
Sample tries to set files in /etc globally writable
Writes identical ELF files to multiple locations
Yara detected Eclipse Botnet
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 2001224 Sample: sh4.elf Startdate: 09/11/2026 Architecture: LINUX Score: 100 73 141.98.10.86, 33290, 53179 HOSTBALTICLT Lithuania 2->73 89 Found malware configuration 2->89 91 Antivirus detection for dropped file 2->91 93 Antivirus / Scanner detection for submitted sample 2->93 95 3 other signatures 2->95 12 sh4.elf 2->12         started        signatures3 process4 process5 14 sh4.elf 12->14         started        process6 16 sh4.elf 14->16         started        process7 18 sh4.elf 16->18         started        file8 63 /usr/bin/systemctl, ASCII 18->63 dropped 97 Drops files in suspicious directories 18->97 22 sh4.elf sh 18->22         started        24 sh4.elf sh 18->24         started        26 sh4.elf sh 18->26         started        28 58 other processes 18->28 signatures9 process10 file11 32 sh crontab 22->32         started        36 sh 22->36         started        38 sh cp 24->38         started        40 sh cp 26->40         started        65 /root/.bash_profile, ASCII 28->65 dropped 67 /etc/init.d/.e, POSIX 28->67 dropped 69 /etc/crontab, ASCII 28->69 dropped 71 /etc/cron.d/.e, ASCII 28->71 dropped 99 Drops files in suspicious directories 28->99 101 Modifies the '.bashrc' or '.bash_profile' file typically for persisting actions 28->101 103 Sample tries to persist itself using cron 28->103 42 sh chattr 28->42         started        44 sh chattr 28->44         started        46 sh chmod 28->46         started        48 53 other processes 28->48 signatures12 process13 file14 57 /var/spool/cron/crontabs/tmp.Z3enQL, ASCII 32->57 dropped 75 Sample tries to persist itself using cron 32->75 77 Executes the "crontab" command typically for achieving persistence 32->77 50 sh crontab 36->50         started        53 sh grep 36->53         started        59 /var/tmp/.e, ELF 38->59 dropped 79 Writes identical ELF files to multiple locations 38->79 81 Drops invisible ELF files 38->81 61 /usr/lib/.e, ELF 40->61 dropped 83 Protects files from modification 42->83 85 Sample tries to set files in /etc globally writable 46->85 55 find rm 48->55         started        signatures15 process16 signatures17 87 Executes the "crontab" command typically for achieving persistence 50->87
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3a7baa9951ba3ed4336cb4854df1cdacf32f9a936680f39baaab773bfc02fc17/
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2026-11-09 00:07:14 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 23 (56.52%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hj52vgkrxi7nim3mwscu34onvtzs7gutm2aphg5kvn3tx7ac7qlq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/261109-fs7w6atx8p/
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/3a7baa9951ba3ed4336cb4854df1cdacf32f9a936680f39baaab773bfc02fc17

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_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
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_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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 3a7baa9951ba3ed4336cb4854df1cdacf32f9a936680f39baaab773bfc02fc17

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/4059026/

Comments