MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a87166e64422ecaa79d0111546ae1ad74bd6512ed90de17115e746e62ecad2c0. 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: 6


Intelligence 6 IOCs YARA 3 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a87166e64422ecaa79d0111546ae1ad74bd6512ed90de17115e746e62ecad2c0
SHA3-384 hash: c12e86652c05abe248295dce691a93357b7b9682b7e2871c070e1affee7134777a5b63d33f768031114bdd723cf4092b
SHA1 hash: 7fc717f444bdd91df61d3e4dac8402730f862754
MD5 hash: f520a77ee5271e3d472a74e013d769af
humanhash: lima-mexico-oranges-one
File name:f520a77ee5271e3d472a74e013d769af
Download: download sample
Signature Gafgyt
Create hunting rule
File size:137'879 bytes
First seen:2021-10-18 21:26:18 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:clmhLS3MSx7k1M/zlXkyNQV3GN0siBZLm4M1J8zEiuuX:clmpSh9UM/zmO8GN0si3m4M1J8zEiuuX
TLSH T145D3F802E5716FB7C112A97139BB2E640B19BD512F1F0996692DBBB0037F5CBB04FA24
telfhash t1b9314321543a46282fb298289c7d63b214692623e3552fb1af6ac5cc05360e3e83ed0f
Reporter zbetcheckin
Tags:32 elf gafgyt mirai renesas

Intelligence

File Origin
# of uploads :
1
# of downloads :
131
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-29.UNOFFICIAL
Create hunting rule

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

Unix.Dropper.Mirai-7135980-0
Create hunting rule

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

Unix.Dropper.Mirai-7138852-0
Create hunting rule

Unix.Dropper.Mirai-7355719-0
Create hunting rule

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

Unix.Trojan.Mirai-5607483-0
Create hunting rule

Result
Verdict:
MALICIOUS
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/22a25052-ce78-4b83-a234-ef06aec24810
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/872694
Signature
Contains symbols with names commonly found in malware
Multi AV Scanner detection for submitted file
Opens /proc/net/* files useful for finding connected devices and routers
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 505127 Sample: hmsLm3zv4e Startdate: 18/10/2021 Architecture: LINUX Score: 72 20 78.128.114.66, 4554 TAMATIYA-ASBG Bulgaria 2->20 22 109.202.202.202, 80 INIT7CH Switzerland 2->22 24 2 other IPs or domains 2->24 26 Multi AV Scanner detection for submitted file 2->26 28 Yara detected Mirai 2->28 30 Contains symbols with names commonly found in malware 2->30 9 hmsLm3zv4e 2->9         started        signatures3 process4 signatures5 32 Opens /proc/net/* files useful for finding connected devices and routers 9->32 12 hmsLm3zv4e 9->12         started        process6 process7 14 hmsLm3zv4e 12->14         started        process8 16 hmsLm3zv4e 14->16         started        18 hmsLm3zv4e 14->18         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a87166e64422ecaa79d0111546ae1ad74bd6512ed90de17115e746e62ecad2c0/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2021-10-18 21:27:07 UTC
AV detection:
26 of 45 (57.78%)
Threat level:
  5/5
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt family:mirai linux
Link:
https://tria.ge/reports/211018-1arsfafhbp/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.80
Link:
https://yomi.yoroi.company/submissions/a87166e64422ecaa79d0111546ae1ad74bd6512ed90de17115e746e62ecad2c0

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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 a87166e64422ecaa79d0111546ae1ad74bd6512ed90de17115e746e62ecad2c0

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1693400/

Comments


Avatar
zbet commented on 2021-10-18 21:26:19 UTC

url : hxxp://45.95.169.115/StableBins/sh4