MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cb834a03320228f02f17642d56763aa60359e77170ed9a43817f736b778cc1e2. 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: 12


Intelligence 12 IOCs YARA 15 File information Comments
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SHA256 hash: cb834a03320228f02f17642d56763aa60359e77170ed9a43817f736b778cc1e2
SHA3-384 hash: 7e64958314d2a9ab53f3ee6c27b6edacc57827300a1dbba992e1b704fb7aa3824d25a34ecb2cfe880a1f5aead1cab59b
SHA1 hash: 22330af8a847ce9765f30ba985660aa19a3ea0c8
MD5 hash: 22a27b9414017085a75b35d76af0c7d5
humanhash: utah-sodium-mexico-emma
File name:wget
Download: download sample
Signature Gafgyt
Create hunting rule
File size:125'342 bytes
First seen:2024-03-18 09:24:25 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:lUj9Do/JaaYMQpfe7oetJ8add9QzTsczjr2Jg4NKcXeGcgqGK:lUQQBe7oetJ8addQVf2Jg4NKcXdcgqGK
TLSH T162C33BD7D942C5B3D40209F2226B624A4622FF3B485A5AE6FB1D3CB49F318C97225FD1
telfhash t14e21ed03a5ba895c1ff359249cbc47a416a266237261be70af5ec1809c37002f979e8f
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter elfdigest
Tags:gafgyt

Intelligence

File Origin
# of uploads :
1
# of downloads :
119
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30395.LC.UNOFFICIAL
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Sanesecurity.Malware.30434.LC.UNOFFICIAL
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Unix.Trojan.Gafgyt-6981154-0
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Unix.Trojan.Tsunami-6981155-0
Create hunting rule

Unix.Trojan.Gafgyt-6981156-0
Create hunting rule

Unix.Trojan.Gafgyt-6981165-0
Create hunting rule

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

Unix.Dropper.Mirai-7135935-0
Create hunting rule

Unix.Dropper.Mirai-7135940-0
Create hunting rule

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

Unix.Dropper.Mirai-7135968-0
Create hunting rule

Unix.Dropper.Mirai-7136072-0
Create hunting rule

Unix.Dropper.Mirai-7138857-0
Create hunting rule

Unix.Dropper.Mirai-7139223-0
Create hunting rule

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

Unix.Trojan.Gafgyt-9762295-0
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Unix.Trojan.Mirai-9864781-0
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Unix.Trojan.Gafgyt-9875945-0
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Unix.Trojan.Gafgyt-9879277-0
Create hunting rule

Unix.Trojan.Gafgyt-9886589-0
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Unix.Trojan.Gafgyt-9889131-0
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Unix.Trojan.Gafgyt-9910205-0
Create hunting rule

Unix.Trojan.Mirai-5607483-0
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Sends data to a server
Runs as daemon
Substitutes an application name
Verdict:
Malicious
Threat level:
  10/10
Confidence:
91%
Tags:
anti-debug lolbin phishing remote
Link:
https://www.filescan.io/uploads/65f80876757c624818b2148f/reports/16dd25b0-e07b-42d3-af69-2fbb5091d8a7/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
103.173.255.143
Number of open files:
3
Number of processes launched:
3
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/cb834a03320228f02f17642d56763aa60359e77170ed9a43817f736b778cc1e2
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
type:Gafgyt 103.173.255.143:23
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Malware family:
Gafgyt
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0de3ddfd-0667-4041-8506-51ab66bcef71
Result
Threat name:
Gafgyt, Mirai
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Detection:
malicious
Classification:
spre.troj
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1410759
Signature
Found malware configuration
Machine Learning detection for sample
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
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/cb834a03320228f02f17642d56763aa60359e77170ed9a43817f736b778cc1e2
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cb834a03320228f02f17642d56763aa60359e77170ed9a43817f736b778cc1e2/
Threat name:
Linux.Network.LightAidra
Create hunting rule
Status:
Malicious
First seen:
2024-03-18 09:25:06 UTC
File Type:
ELF32 Little (Exe)
AV detection:
20 of 24 (83.33%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zobuuazsaiupalyxmqwvm5r2uybvtz3rodwzuq4bp5zww54myhra._file
Result
Malware family:
gafgyt
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Score:
  10/10
Tags:
family:gafgyt linux
Link:
https://tria.ge/reports/240318-ldly2aea71/
Behaviour
Reads system network configuration
Reads system routing table
Changes its process name
Malware Config
C2 Extraction:
103.173.255.143:23
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/cb834a03320228f02f17642d56763aa60359e77170ed9a43817f736b778cc1e2

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:elf_bashlite_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects elf.bashlite.
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_1b2e2a3a
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_27de1106
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_6122acdf
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_83715433
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_9127f7be
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_f51c5ac3
Create hunting rule
Author:Elastic Security
Rule name:maldoc_getEIP_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
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
Rule name:yara_template
Create hunting rule

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Gafgyt

elf cb834a03320228f02f17642d56763aa60359e77170ed9a43817f736b778cc1e2

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2785786/
  
Delivery method
Distributed via web download

Comments