MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 27cfeea4c2cc96636789ebc6e60816d863e183bee61363961509f19d60b8d1fc. 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: 11


Intelligence 11 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 27cfeea4c2cc96636789ebc6e60816d863e183bee61363961509f19d60b8d1fc
SHA3-384 hash: 07456dc2331045a5e90896cb7cfc34a066a639ec913f25b4ada82a3c3ea6592fcddd35485b737ce14942d2d49c5fcfde
SHA1 hash: 64c1286995d165f7e899b037546a076585ef5c8b
MD5 hash: 3196ad1903e27c80bafc0cca931e2fe2
humanhash: happy-twenty-salami-maryland
File name:selfrep.arm4
Download: download sample
Signature Mirai
Create hunting rule
File size:157'240 bytes
First seen:2024-11-06 18:21:48 UTC
Last seen:2024-12-30 14:30:22 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:tr9AQ0npBQNSgfJ7ORxDZPusw5Fg7rTNoyJklNjerRQ4hW8BCTN6CvnGr0fYpHJR:trriPuPFcvNUlNjerXCvnGr0fYZJDRyI
TLSH T1BAE34949FC54973BC2E23BFBF79A43CE372A4754979733115A296EB02BC17881E29120
telfhash t1f93145479479ca2d2f732c586c7c4fb61256ab2331527fb0bf9ac4885533002b968d4f
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika elf
Reporter abuse_ch
Tags:elf gafgyt mirai

Intelligence

File Origin
# of uploads :
3
# of downloads :
89
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30395.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28962.LCM.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28961.LCM.UNOFFICIAL
Create hunting rule

Unix.Trojan.Gafgyt-6981154-0
Create hunting rule

Unix.Trojan.Tsunami-6981155-0
Create hunting rule

Unix.Trojan.Tsunami-6981161-0
Create hunting rule

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

Unix.Dropper.Mirai-7136105-0
Create hunting rule

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

Unix.Trojan.Tsunami-9396652-0
Create hunting rule

Unix.Trojan.Mirai-9924065-0
Create hunting rule

Unix.Trojan.Mirai-10033529-0
Create hunting rule

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

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=672bb3d549e92a05dde39471linux22vpnfull_triage
Tags:
malware
Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
android bash gafgyt gcc lolbin masquerade obfuscated remote tsunami
Link:
https://www.filescan.io/uploads/672bb3d72a9506a8240b6871/reports/3d9f7a21-a93e-4c70-b48c-e2a85211f310/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
725
Number of processes launched:
297
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/27cfeea4c2cc96636789ebc6e60816d863e183bee61363961509f19d60b8d1fc
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ab7b3aa0-e635-4145-9425-4017bcae6e4f
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1550508
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Uses IRC for communication with a C&C
Uses known network protocols on non-standard ports
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1550508 Sample: selfrep.arm4.elf Startdate: 06/11/2024 Architecture: LINUX Score: 80 45 45.86.86.60, 5060, 55612, 55614 DALANETKZ Italy 2->45 47 109.202.202.202, 80 INIT7CH Switzerland 2->47 49 2 other IPs or domains 2->49 51 Malicious sample detected (through community Yara rule) 2->51 53 Antivirus / Scanner detection for submitted sample 2->53 55 Multi AV Scanner detection for submitted file 2->55 57 3 other signatures 2->57 9 dash rm selfrep.arm4.elf 2->9         started        11 dash rm 2->11         started        13 dash cut 2->13         started        15 7 other processes 2->15 signatures3 process4 process5 17 selfrep.arm4.elf 9->17         started        process6 19 selfrep.arm4.elf sh 17->19         started        21 selfrep.arm4.elf sh 17->21         started        23 selfrep.arm4.elf sh 17->23         started        25 37 other processes 17->25 process7 27 sh pkill 19->27         started        29 sh busybox 19->29         started        31 sh pkill 21->31         started        33 sh busybox 21->33         started        35 sh pkill 23->35         started        37 sh busybox 23->37         started        39 sh pkill 25->39         started        41 sh busybox 25->41         started        43 67 other processes 25->43
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/27cfeea4c2cc96636789ebc6e60816d863e183bee61363961509f19d60b8d1fc
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/27cfeea4c2cc96636789ebc6e60816d863e183bee61363961509f19d60b8d1fc/
Threat name:
Linux.Trojan.Tsunami
Create hunting rule
Status:
Malicious
First seen:
2024-10-03 02:41:02 UTC
File Type:
ELF32 Little (Exe)
AV detection:
26 of 38 (68.42%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=e7h65jgczslggz4j5pdomcaw3br6da564yjwhfqvbhyz2yfy2h6a._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
discovery
Link:
https://tria.ge/reports/241106-wzwqgatret/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Reads CPU attributes
Enumerates running processes
Verdict:
Malicious
Tags:
trojan tsunami Unix.Trojan.Gafgyt-6981154-0
YARA:
Linux_Trojan_Tsunami_8a11f9be
Link:
https://app.threat.zone/submission/faaba029-8e30-42bc-843c-7b889051eaa4
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/27cfeea4c2cc96636789ebc6e60816d863e183bee61363961509f19d60b8d1fc

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_generic_irc_catcher
Create hunting rule
Author:@_lubiedo
Description:Find new ELF IRC samples
Rule name:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Tsunami_8a11f9be
Create hunting rule
Author:Elastic Security
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
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 27cfeea4c2cc96636789ebc6e60816d863e183bee61363961509f19d60b8d1fc

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3279135/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3279138/
  
URLhaus
https://urlhaus.abuse.ch/url/3279730/

Comments