MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 45fba85b86e49e3afab9453838c915cd478cb0bf01161885b56204b762ace746. 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 37 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 45fba85b86e49e3afab9453838c915cd478cb0bf01161885b56204b762ace746
SHA3-384 hash: 472654bf3cd2c4cbefc93aa3ca6d2f30ee2817857a7425df7e1a8d684f65a3409bcdbab62b43021c5561fb0d43dae8ea
SHA1 hash: 621dab815a7577549060e6912504f3f858b9ea60
MD5 hash: d64994826263708f51176eef7586b8df
humanhash: minnesota-blossom-foxtrot-asparagus
File name:bash
Download: download sample
Signature Gafgyt
Create hunting rule
File size:144'121 bytes
First seen:2025-12-01 20:41:39 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:syUyaJ3LUQEWuZI3zKZPhJsphahZtwktUm+QVOXFNqOPPe:+3OI3mOphaDtwxm+QVOXFNqOPPe
TLSH T109E3D733B2E18DFAC14652B026EFDEB29C31F1FE0672312B23A41D605F2D9D61D99A45
telfhash t14e21324271f68a282bb385245cbc03b5264665232341bf756f0ec5c45837012a534dcb
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 :
23
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Linux.Siggen.2205.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29052.TSource.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Tsunami-6981155-0
Create hunting rule

Unix.Dropper.Mirai-7138855-0
Create hunting rule

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

Unix.Dropper.Mirai-7540662-0
Create hunting rule

Unix.Trojan.Gafgyt-7643791-0
Create hunting rule

Unix.Tool.Generic-7660959-0
Create hunting rule

Unix.Trojan.Mirai-8041683-0
Create hunting rule

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

Unix.Trojan.Mirai-9943729-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Runs as daemon
Connection attempt
Sends data to a server
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
gcc
Link:
https://www.filescan.io/uploads/692dfdabe0bbc0b05003a524/reports/b7ecc2a8-8dc4-405b-b158-95cae52b4d68/overview
Result
Gathering data
Malware family:
Gafgyt
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0ee7449f-5718-457c-b839-563f7b4d6cd1
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1823932
Signature
Antivirus / Scanner detection for submitted sample
Contains symbols with names commonly found in malware
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Opens /proc/net/* files useful for finding connected devices and routers
Suricata IDS alerts for network traffic
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1823932 Sample: bash.elf Startdate: 01/12/2025 Architecture: LINUX Score: 100 21 82.22.184.67, 4444, 44958 NTLGB United Kingdom 2->21 23 185.125.190.26, 443 CANONICAL-ASGB United Kingdom 2->23 25 2 other IPs or domains 2->25 27 Suricata IDS alerts for network traffic 2->27 29 Found malware configuration 2->29 31 Malicious sample detected (through community Yara rule) 2->31 33 5 other signatures 2->33 8 bash.elf 2->8         started        11 dash rm 2->11         started        13 dash head 2->13         started        15 9 other processes 2->15 signatures3 process4 signatures5 35 Opens /proc/net/* files useful for finding connected devices and routers 8->35 17 bash.elf 8->17         started        process6 process7 19 bash.elf 17->19         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/45fba85b86e49e3afab9453838c915cd478cb0bf01161885b56204b762ace746
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/45fba85b86e49e3afab9453838c915cd478cb0bf01161885b56204b762ace746/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-12-01 20:42:22 UTC
File Type:
ELF64 Little (Exe)
AV detection:
25 of 36 (69.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ix52qw4g4spdv6vziu4drsivzvdyzmf7aelbrbnvmicloyvm45da._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt discovery linux
Link:
https://tria.ge/reports/251201-zg5gfawjdj/
Behaviour
Reads system network configuration
Reads system routing table
Malware Config
C2 Extraction:
82.22.184.67:4444
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:botnet_dayzddos
Create hunting rule
Author:NDA0E
Description:dayzddos botnet
Rule name:botnet_dedsec
Create hunting rule
Author:NDA0E
Description:dedsec botnet
Rule name:botnet_Kaiten
Create hunting rule
Author:NDA0E
Description:Kaiten botnet
Rule name:botnet_mortem_qbot_gafgyt
Create hunting rule
Author:cip
Description:Some strings that stand out from a publicly-available botnet source code (Mortem-qBot-Botnet-Src)
Rule name:botnet_RyM
Create hunting rule
Author:NDA0E
Description:RyM botnet
Rule name:botnet_unknown
Create hunting rule
Author:NDA0E
Description:unknown botnet
Rule name:botnet_Vixaati
Create hunting rule
Author:NDA0E
Description:Vixaati botnet
Rule name:botnet_Yakuza
Create hunting rule
Author:NDA0E
Description:Yakuza botnet
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:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:Linux_Gafgyt_Generic
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_09c3070e
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_0cd591cd
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_31796a40
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_32eb0c81
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_33b4111a
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_620087b9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_779e142f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_807911a2
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_9e9530a7
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_a0a4de11
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_a33a8363
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_a6a2adb9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_cf84c9f2
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d0c57a2e
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d4227dbf
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d996d335
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_dd0d6173
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_e4a1982b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_f3d83a74
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 45fba85b86e49e3afab9453838c915cd478cb0bf01161885b56204b762ace746

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3722478/
  
Delivery method
Distributed via web download

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