MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 77e2ed4ee4e8b7c84175b494c0ee4def2cddbd395408ef3f87d58863c8a79e00. 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: 9


Intelligence 9 IOCs YARA 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 77e2ed4ee4e8b7c84175b494c0ee4def2cddbd395408ef3f87d58863c8a79e00
SHA3-384 hash: b512132b54719495b5dc035cbed409662fbdf75ecfdec657a728d7b87e95b82a3f250317f03cc7b4a5f431e1f16f734b
SHA1 hash: d9bdd6e63dcaa8d4c7bc4ab90469743da8b81ff8
MD5 hash: 97257d1085f77d39166f840938d314d8
humanhash: finch-neptune-wolfram-fix
File name:yakuza.i586
Download: download sample
Signature Gafgyt
Create hunting rule
File size:87'892 bytes
First seen:2026-01-18 19:20:25 UTC
Last seen:2026-01-19 10:22:18 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:m4rEUHe3QUzEPuTs5loupkqBYlww9k4cgtAPH15hCZsG7she0QzUzJYQ2Wk:3rTLUwmYwup0wak4rc5hCV7Ue0QzUFYV
TLSH T175834B829641DAB3D19306F512AB8B150232FE3F5E1BDEA2F31C3CF48B129847265BD5
telfhash t1c421d043aab68a6c6ff3582498bc06b11592a6237250af70ef5ec1809d37002b475e8b
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 :
2
# of downloads :
39
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Trojan.Gafgyt-6981154-0
Create hunting rule

Unix.Dropper.Mirai-7139223-0
Create hunting rule

Unix.Dropper.Mirai-7139232-0
Create hunting rule

Unix.Proxy.Mirai-7844054-0
Create hunting rule

Unix.Trojan.Mirai-9853183-0
Create hunting rule

Unix.Trojan.Mirai-9864781-0
Create hunting rule

Unix.Trojan.Mirai-9907057-0
Create hunting rule

Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
gcc masquerade obfuscated
Link:
https://www.filescan.io/uploads/696d329d584f1963ad5a4251/reports/452ca55b-9aa1-4e82-bde8-640904180e5c/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-18T17:31:00Z UTC
Last seen:
2026-01-19T12:53:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/77e2ed4ee4e8b7c84175b494c0ee4def2cddbd395408ef3f87d58863c8a79e00/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/120d494b-8fb4-4168-9804-d5644743597f
Behavior Graph:
Download SVG
%3 guuid=b64fa49a-1a00-0000-dc40-a12d390b0000 pid=2873 /usr/bin/sudo guuid=354e719c-1a00-0000-dc40-a12d3f0b0000 pid=2879 /tmp/sample.bin guuid=b64fa49a-1a00-0000-dc40-a12d390b0000 pid=2873->guuid=354e719c-1a00-0000-dc40-a12d3f0b0000 pid=2879 execve guuid=4295899c-1a00-0000-dc40-a12d410b0000 pid=2881 /tmp/sample.bin guuid=354e719c-1a00-0000-dc40-a12d3f0b0000 pid=2879->guuid=4295899c-1a00-0000-dc40-a12d410b0000 pid=2881 clone guuid=7f208f9c-1a00-0000-dc40-a12d420b0000 pid=2882 /tmp/sample.bin guuid=4295899c-1a00-0000-dc40-a12d410b0000 pid=2881->guuid=7f208f9c-1a00-0000-dc40-a12d420b0000 pid=2882 clone guuid=06a99c9c-1a00-0000-dc40-a12d430b0000 pid=2883 /tmp/sample.bin net zombie guuid=7f208f9c-1a00-0000-dc40-a12d420b0000 pid=2882->guuid=06a99c9c-1a00-0000-dc40-a12d430b0000 pid=2883 clone fddcfd21-97bd-5f51-9415-03b210fd9508 103.211.218.101:23 guuid=06a99c9c-1a00-0000-dc40-a12d430b0000 pid=2883->fddcfd21-97bd-5f51-9415-03b210fd9508 con guuid=5507bec4-2200-0000-dc40-a12d99140000 pid=5273 /tmp/sample.bin net zombie guuid=06a99c9c-1a00-0000-dc40-a12d430b0000 pid=2883->guuid=5507bec4-2200-0000-dc40-a12d99140000 pid=5273 clone guuid=5507bec4-2200-0000-dc40-a12d99140000 pid=5273->fddcfd21-97bd-5f51-9415-03b210fd9508 con
Malware family:
Gafgyt
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/551cfba1-a6d6-473e-b4d6-681a884bd66c
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1853011
Signature
Antivirus / Scanner detection for submitted sample
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1853011 Sample: yakuza.i586.elf Startdate: 18/01/2026 Architecture: LINUX Score: 88 37 103.211.218.101, 23 PUBLIC-DOMAIN-REGISTRYUS Seychelles 2->37 39 daisy.ubuntu.com 2->39 41 Found malware configuration 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 Antivirus / Scanner detection for submitted sample 2->45 47 3 other signatures 2->47 15 yakuza.i586.elf 2->15         started        17 python3.8 dpkg 2->17         started        signatures3 process4 process5 19 yakuza.i586.elf 15->19         started        process6 21 yakuza.i586.elf 19->21         started        process7 23 yakuza.i586.elf 21->23         started        process8 25 yakuza.i586.elf 23->25         started        process9 27 yakuza.i586.elf 25->27         started        process10 29 yakuza.i586.elf 27->29         started        process11 31 yakuza.i586.elf 29->31         started        process12 33 yakuza.i586.elf 31->33         started        process13 35 yakuza.i586.elf 33->35         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/77e2ed4ee4e8b7c84175b494c0ee4def2cddbd395408ef3f87d58863c8a79e00
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/77e2ed4ee4e8b7c84175b494c0ee4def2cddbd395408ef3f87d58863c8a79e00/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2026-01-18 19:11:09 UTC
File Type:
ELF32 Little (Exe)
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=o7ro2txe5c34qqlvwskmb3sn54wn3pjzkqeo6p4h2weghsfhtyaa._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt linux
Link:
https://tria.ge/reports/260118-x2e16ses3a/
Behaviour
Changes its process name
Malware Config
C2 Extraction:
103.211.218.101:23
Verdict:
Malicious
Tags:
trojan mirai gafgyt Unix.Trojan.Gafgyt-6981154-0
YARA:
Linux_Trojan_Gafgyt_c573932b Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Gafgyt_750fe002 Linux_Trojan_Gafgyt_6122acdf Linux_Trojan_Gafgyt_7167d08f Linux_Trojan_Mirai_389ee3e9
Link:
https://app.threat.zone/submission/79a581c0-9d4f-4c7c-a23a-097a17c0c4b4
Please note that we are no longer able to provide a coverage score for Virus Total.

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_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
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:Linux_Trojan_Gafgyt_5bf62ce4
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_6122acdf
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_7167d08f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_750fe002
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_c573932b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Mal_LNX_Gafgyt_Botnet_ELF
Create hunting rule
Author:Phatcharadol Thangplub
Description:Use to detect Gafgyt botnet, and there variants.
Rule name:NET
Create hunting rule
Author:malware-lu
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 77e2ed4ee4e8b7c84175b494c0ee4def2cddbd395408ef3f87d58863c8a79e00

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3759957/
  
Delivery method
Distributed via web download

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