MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d63b487e303a6a68290df9add9aa447df1ffcf5556c50d409ea6a141cd3edcc0. 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 6 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d63b487e303a6a68290df9add9aa447df1ffcf5556c50d409ea6a141cd3edcc0
SHA3-384 hash: 8fa2f86b527d602706a0493dcaf878084997fdd7b5e1230ab0e7a811e0dacaa10c2154930b374b8747b26f9f0c49a8fb
SHA1 hash: 731a4cdd65c98bce5ca0bc8ddc92661f1674f747
MD5 hash: 1d6cb40361742025fb36d6fbc758b144
humanhash: stairway-edward-florida-earth
File name:1d6cb40361742025fb36d6fbc758b144
Download: download sample
Signature Gafgyt
Create hunting rule
File size:113'123 bytes
First seen:2024-03-03 12:57:23 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:pb3PzECGwr6EPMQjRry/GkrCko1VI8gz8y5hgq3Y5LJ+K7uTPjWUKGM:t/9xnmXCkN8S5hgTLJ+K7uTLWUKGM
TLSH T104B30ADBA70C0743E4DF97F81F673BF047D9B6A212AA15866009BE8047E3B781522F56
telfhash t16d21e243a17a85192ff389685c7c46e02661a62377407fb0ef5dc1844d37012b439d8b
Reporter zbetcheckin
Tags:32 elf gafgyt powerpc

Intelligence

File Origin
# of uploads :
1
# of downloads :
99
Origin country :
FR FR
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
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Unix.Dropper.Mirai-7136029-0
Create hunting rule

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

Unix.Trojan.Mirai-7688276-0
Create hunting rule

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

Unix.Trojan.Gafgyt-9875100-0
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Removes directories from a temporary directory
Removes directories
Deletes a file
Sends data to a server
Connection attempt
Launching a process
Substitutes an application name
Deleting of the original file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug gafgyt lolbin phishing remote
Link:
https://www.filescan.io/uploads/65e473dfd86c827370cd4cd8/reports/43866f71-1c56-48b2-ab9d-7f956872c544/overview
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/24629519-863e-4be8-b7e1-e171b9400234
Result
Threat name:
Mirai, Gafgyt
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Detection:
malicious
Classification:
spre.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1402132
Signature
Antivirus / Scanner detection for submitted sample
Deletes all firewall rules
Deletes security-related log files
Detected Mirai
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
Sample deletes itself
Snort IDS alert for network traffic
Tries to stop the "iptables" service
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1402132 Sample: NrRHnWT5cK.elf Startdate: 03/03/2024 Architecture: LINUX Score: 100 66 94.156.64.143, 41340, 9821 TERASYST-ASBG Bulgaria 2->66 68 Snort IDS alert for network traffic 2->68 70 Malicious sample detected (through community Yara rule) 2->70 72 Antivirus / Scanner detection for submitted sample 2->72 74 4 other signatures 2->74 12 NrRHnWT5cK.elf 2->12         started        signatures3 process4 signatures5 82 Opens /proc/net/* files useful for finding connected devices and routers 12->82 84 Sample deletes itself 12->84 15 NrRHnWT5cK.elf 12->15         started        process6 process7 17 NrRHnWT5cK.elf 15->17         started        process8 19 NrRHnWT5cK.elf sh 17->19         started        21 NrRHnWT5cK.elf sh 17->21         started        23 NrRHnWT5cK.elf sh 17->23         started        25 10 other processes 17->25 process9 27 sh service systemctl 19->27         started        30 sh rm 21->30         started        32 sh iptables 23->32         started        34 sh service systemctl 25->34         started        36 sh rm 25->36         started        38 sh rm 25->38         started        40 7 other processes 25->40 signatures10 76 Tries to stop the "iptables" service 27->76 42 service 27->42         started        44 service basename 27->44         started        46 service basename 27->46         started        48 service systemctl 27->48         started        78 Deletes security-related log files 30->78 80 Deletes all firewall rules 32->80 50 service 34->50         started        52 service basename 34->52         started        54 service basename 34->54         started        56 service systemctl 34->56         started        process11 process12 58 service systemctl 42->58         started        60 service sed 42->60         started        62 service systemctl 50->62         started        64 service sed 50->64         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/d63b487e303a6a68290df9add9aa447df1ffcf5556c50d409ea6a141cd3edcc0
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d63b487e303a6a68290df9add9aa447df1ffcf5556c50d409ea6a141cd3edcc0/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2024-03-03 09:01:08 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=2y5uq7rqhjvgqkin7gw5tksepxy77t2vk3cq2qe6u2qudtj63taa._file
Result
Malware family:
gafgyt
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Score:
  10/10
Tags:
family:gafgyt linux
Link:
https://tria.ge/reports/240303-p7hegsag8s/
Malware Config
C2 Extraction:
94.156.64.143:9821
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
BASHLITE
Score:
0.80
Link:
https://yomi.yoroi.company/submissions/d63b487e303a6a68290df9add9aa447df1ffcf5556c50d409ea6a141cd3edcc0

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_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: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 d63b487e303a6a68290df9add9aa447df1ffcf5556c50d409ea6a141cd3edcc0

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2774958/

Comments


Avatar
zbet commented on 2024-03-03 12:57:24 UTC

url : hxxp://94.156.64.143/.ivn.ppc