MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5234086aff9cd88b6b25fa068a860e91f5faf8d457df60cb207b329c69c27c0d. 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: 10


Intelligence 10 IOCs YARA 12 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5234086aff9cd88b6b25fa068a860e91f5faf8d457df60cb207b329c69c27c0d
SHA3-384 hash: 4550f7511ee2946141b21e4c8deebdd80a3fab157bdae383fbb7536d4bdfdc1bd73f67f8a7b80322f639063e2eef54c2
SHA1 hash: c860f361ff4531332809ac7db2062e01a64be672
MD5 hash: 7d44dcddfb7b57c777ffa55aae9c2427
humanhash: don-carolina-ack-dakota
File name:7d44dcddfb7b57c777ffa55aae9c2427
Download: download sample
Signature Mirai
Create hunting rule
File size:159'752 bytes
First seen:2024-04-15 23:06:51 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:Nbtfq7S5bj+fIM7fENFhk2cRY4QUsQM/xmFd8ch:Nbp2S0YEeNUmzK
TLSH T122F35C07B5C1C8FEC899C2B44F9AE236DA72F41D5134B1AF37D4EA261E4EE205B2D650
telfhash t16d51a7742d93359871e7e676b30ae96df82109a148d2b1e0ef371cd5cb227880da2021
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:64 elf gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
114
Origin country :
FR FR
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Runs as daemon
Kills processes
DNS request
Opens a port
Sends data to a server
Connection attempt
Substitutes an application name
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
3
Number of processes launched:
5
Processes remaning?
true
Remote TCP ports scanned:
37215
Full report:
https://elfdigest.com/brief/5234086aff9cd88b6b25fa068a860e91f5faf8d457df60cb207b329c69c27c0d
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5b9e2812-e4ee-4113-bfa6-34fbd7b735d6
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1426379
Signature
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to kill multiple processes (SIGKILL)
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1426379 Sample: 2oVNKfGTGo.elf Startdate: 16/04/2024 Architecture: LINUX Score: 84 25 Malicious sample detected (through community Yara rule) 2->25 27 Multi AV Scanner detection for submitted file 2->27 29 Yara detected Gafgyt 2->29 31 2 other signatures 2->31 7 2oVNKfGTGo.elf 2->7         started        9 gvfsd-fuse fusermount 2->9         started        12 gnome-session-binary sh gsd-sharing 2->12         started        14 37 other processes 2->14 process3 signatures4 16 2oVNKfGTGo.elf 7->16         started        35 Sample reads /proc/mounts (often used for finding a writable filesystem) 9->35 process5 process6 18 2oVNKfGTGo.elf 16->18         started        21 2oVNKfGTGo.elf 16->21         started        23 2oVNKfGTGo.elf 16->23         started        signatures7 33 Sample tries to kill multiple processes (SIGKILL) 18->33
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/5234086aff9cd88b6b25fa068a860e91f5faf8d457df60cb207b329c69c27c0d
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/5234086aff9cd88b6b25fa068a860e91f5faf8d457df60cb207b329c69c27c0d/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2024-04-15 23:07:05 UTC
File Type:
ELF64 Little (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ki2aq2x7ttmiw2zf7idivbqosh27v6guk7pwbszapmzjy2ocpqgq._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery linux
Link:
https://tria.ge/reports/240415-23yxwscg3y/
Behaviour
Reads system network configuration
Enumerates active TCP sockets
Changes its process name
Unexpected DNS network traffic destination
Contacts a large (2909793) amount of remote hosts
Creates a large amount of network flows
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.20
Link:
https://yomi.yoroi.company/submissions/5234086aff9cd88b6b25fa068a860e91f5faf8d457df60cb207b329c69c27c0d

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_Trojan_Gafgyt_0cd591cd
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_33b4111a
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_620087b9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_807911a2
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_9e9530a7
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_a33a8363
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d0c57a2e
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d4227dbf
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d996d335
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_e0cf29e2
Create hunting rule
Author:Elastic Security
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 5234086aff9cd88b6b25fa068a860e91f5faf8d457df60cb207b329c69c27c0d

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2803840/
  
URLhaus
https://urlhaus.abuse.ch/url/2798751/
  
URLhaus
https://urlhaus.abuse.ch/url/2803852/
  
URLhaus
https://urlhaus.abuse.ch/url/2813383/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments


Avatar
zbet commented on 2024-04-15 23:06:51 UTC

url : hxxp://94.154.33.42/skid.x86