MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a3e77aa71704611bfb4f515e9cfbd6bd55bd852681b9e237ea1a0286f5eee2a2. 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


Mirai


Vendor detections: 9


Intelligence 9 IOCs YARA 5 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a3e77aa71704611bfb4f515e9cfbd6bd55bd852681b9e237ea1a0286f5eee2a2
SHA3-384 hash: 51888ff1a758ae6481253df66eacc013ec21a1080b9bb48175d57e2da0cec76b997689425d5a295095d73aae767cd344
SHA1 hash: 27c2260c43322f3122cae5509ab6527517a1d6f2
MD5 hash: 06979f9ba895b5306691e9d7273e45de
humanhash: virginia-quiet-oranges-dakota
File name:06979f9ba895b5306691e9d7273e45de
Download: download sample
Signature Mirai
Create hunting rule
File size:112'634 bytes
First seen:2024-02-23 17:20:23 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:ewNUWqpiccXBr6yKYz0VUMmH1cuEgv26uN/:ewNjqpizOMz0VUMmH1cuEgv26uN/
TLSH T12DB31977A4515FB3C045A5F125BA99320F12AC931B1F1A84763DBAB04B3B4CEB84EF58
telfhash t1d6217622513542182fb3d928acbd567311222b2363593f71af26c4cc49370e2e93ad4f
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter zbetcheckin
Tags:32 elf gafgyt mirai renesas

Intelligence

File Origin
# of uploads :
1
# of downloads :
94
Origin country :
FR FR
Vendor Threat Intelligence
Detection(s):
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

Unix.Trojan.Mirai-6981169-0
Create hunting rule

Unix.Dropper.Mirai-7135944-0
Create hunting rule

Unix.Dropper.Mirai-7135945-0
Create hunting rule

Unix.Dropper.Mirai-7136018-0
Create hunting rule

Unix.Dropper.Mirai-7136031-0
Create hunting rule

Unix.Dropper.Mirai-7136288-0
Create hunting rule

Unix.Dropper.Mirai-7139229-0
Create hunting rule

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

Unix.Dropper.Gafgyt-9762292-0
Create hunting rule

Unix.Malware.Mirai-9885121-0
Create hunting rule

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

Unix.Trojan.Gafgyt-10016892-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug gafgyt lolbin remote
Link:
https://www.filescan.io/uploads/65d8d40722703c3491acdd4a/reports/2fe9bbb4-9913-4ba1-8902-b058bb8fac10/overview
Result
Verdict:
MALICIOUS
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/357bd770-a717-44d3-8a64-8807f509b3ff
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1397872
Signature
Antivirus / Scanner detection for submitted sample
Contains symbols with names commonly found in malware
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
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1397872 Sample: L90N51WGq7.elf Startdate: 23/02/2024 Architecture: LINUX Score: 88 27 5.181.80.126, 1991, 38264, 38272 TELEHOUSE-ASBG Bulgaria 2->27 29 gay.energy 71.27.48.12, 36556, 443, 59772 COMCAST-7922US United States 2->29 31 daisy.ubuntu.com 2->31 33 Malicious sample detected (through community Yara rule) 2->33 35 Antivirus / Scanner detection for submitted sample 2->35 37 Multi AV Scanner detection for submitted file 2->37 39 3 other signatures 2->39 8 L90N51WGq7.elf 2->8         started        signatures3 process4 signatures5 41 Opens /proc/net/* files useful for finding connected devices and routers 8->41 11 L90N51WGq7.elf sh 8->11         started        13 L90N51WGq7.elf 8->13         started        15 L90N51WGq7.elf 8->15         started        process6 process7 17 sh sh 11->17         started        19 sh wget 11->19         started        21 sh chmod 11->21         started        23 sh rm 11->23         started        25 L90N51WGq7.elf 13->25         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a3e77aa71704611bfb4f515e9cfbd6bd55bd852681b9e237ea1a0286f5eee2a2
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a3e77aa71704611bfb4f515e9cfbd6bd55bd852681b9e237ea1a0286f5eee2a2/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2024-02-23 17:21:08 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uptxvjyxarqrx62pkfpjz66wxvk33bjgqg46en7kdibin5po4kra._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt linux
Link:
https://tria.ge/reports/240223-vwzsaadh86/
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/a3e77aa71704611bfb4f515e9cfbd6bd55bd852681b9e237ea1a0286f5eee2a2

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:Linux_Gafgyt_Generic_A
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
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

Mirai

elf a3e77aa71704611bfb4f515e9cfbd6bd55bd852681b9e237ea1a0286f5eee2a2

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2768656/

Comments


Avatar
zbet commented on 2024-02-23 17:20:23 UTC

url : hxxp://5.181.80.126/viv.sh4