MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3b41d5897af75ecb0e472feb6842b7e9248940a4d57316200fccc8cc3c6eb26c. 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 8 File information Comments
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SHA256 hash: 3b41d5897af75ecb0e472feb6842b7e9248940a4d57316200fccc8cc3c6eb26c
SHA3-384 hash: 9a787c64912a4cc944fe8277b749e095505c4d12e2cfd4a8ca48fcb9505146f1ef24f331e8712f5acaa3d0d44df80e3c
SHA1 hash: b66b64627a7beb1008c957b055d61e72b852e430
MD5 hash: 973a21fa8d0bb565f6d16a48ab711aa2
humanhash: emma-wolfram-tango-football
File name:m-i.p-s.Sakura
Download: download sample
Signature Gafgyt
Create hunting rule
File size:125'962 bytes
First seen:2025-12-30 11:32:43 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:g7je1TYGq+f+A02rKXzeve1eTe8p2rKXIeum9Y0GAzQj1l72HBevERLWfRZrmW+i:/a1UW0MZQH3B6RZrmW+IFB1Dt1hR/
TLSH T120C3842E7E12BBBEE668863107F35F70879521D237A19382F26CD6181E7128D1C5FB64
telfhash t1fe11104270b6891c2bb259245cbc42b0165532232381be74bf0ec5c05937002ba79e8b
Magika elf
Reporter abuse_ch
Tags:elf gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
54
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Linux.Siggen.2205.UNOFFICIAL
Create hunting rule

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

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

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

Unix.Dropper.Mirai-7138865-0
Create hunting rule

Unix.Dropper.Mirai-7138907-0
Create hunting rule

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

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

Unix.Trojan.Mirai-8041698-0
Create hunting rule

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

Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
gcc
Link:
https://www.filescan.io/uploads/6953b887127d6a14e0c8368b/reports/3cdac55b-974b-4dfb-b867-7b7f6166ae26/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-12-30T08:40:00Z UTC
Last seen:
2025-12-30T11:33:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.h HEUR:Backdoor.Linux.Gafgyt.cq HEUR:Backdoor.Linux.Gafgyt.bj
Link:
https://opentip.kaspersky.com/3b41d5897af75ecb0e472feb6842b7e9248940a4d57316200fccc8cc3c6eb26c/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/90f3fb1e-c008-414c-a50e-436988ed05d6
Behavior Graph:
Download SVG
%3
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/00297eff-561e-4f8d-8392-0b96176a9f91
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1842036
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
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: 1842036 Sample: m-i.p-s.Sakura.elf Startdate: 30/12/2025 Architecture: LINUX Score: 100 21 185.221.199.34, 12345, 43674, 43676 M247GB Russian Federation 2->21 23 169.254.169.254, 80 USDOSUS Reserved 2->23 25 3 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 6 other signatures 2->33 8 m-i.p-s.Sakura.elf 2->8         started        11 dash rm 2->11         started        13 dash rm 2->13         started        15 python3.8 dpkg 2->15         started        signatures3 process4 signatures5 35 Opens /proc/net/* files useful for finding connected devices and routers 8->35 17 m-i.p-s.Sakura.elf 8->17         started        process6 process7 19 m-i.p-s.Sakura.elf 17->19         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/3b41d5897af75ecb0e472feb6842b7e9248940a4d57316200fccc8cc3c6eb26c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3b41d5897af75ecb0e472feb6842b7e9248940a4d57316200fccc8cc3c6eb26c/
Verdict:
Malicious
Threat:
Family.GAFGYT
Link:
https://tip.neiki.dev/file/3b41d5897af75ecb0e472feb6842b7e9248940a4d57316200fccc8cc3c6eb26c
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-30 11:33:25 UTC
File Type:
ELF32 Big (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hna5lcl265pmwdshf7vwqqvx5esisqfe2vzrmiapztemypdowjwa._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt discovery
Link:
https://tria.ge/reports/251230-nnph1sht7f/
Behaviour
Reads system network configuration
Reads system routing table
Malware Config
C2 Extraction:
185.221.199.34:12345
Verdict:
Malicious
Tags:
botnet trojan gafgyt Unix.Dropper.Mirai-7138865-0
YARA:
botnet_dayzddos Linux_Trojan_Gafgyt_28a2fe0c Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/216885a7-6e91-400a-ac43-397c96a0cb1b
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/3b41d5897af75ecb0e472feb6842b7e9248940a4d57316200fccc8cc3c6eb26c

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:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
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_28a2fe0c
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: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 3b41d5897af75ecb0e472feb6842b7e9248940a4d57316200fccc8cc3c6eb26c

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3746357/
  
Delivery method
Distributed via web download

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