MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c7d81335f2aa6d4661e58a0b343acd94b1bf2a234ebcc3a2309a7f6ef010e5ee. 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 9 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c7d81335f2aa6d4661e58a0b343acd94b1bf2a234ebcc3a2309a7f6ef010e5ee
SHA3-384 hash: 9e6cda6fa429ba7b230aca6e0d1916612c7621aa2346c2e30ba266cf5f675000f89cdc5f6e1ceed937ac47f335a7f4dc
SHA1 hash: 41c1fb9d3f6bf12dda2bb903b322ead187353be7
MD5 hash: c03130eb73d39b14670f4d28c68c3532
humanhash: florida-gee-mountain-friend
File name:c03130eb73d39b14670f4d28c68c3532
Download: download sample
Signature Mirai
Create hunting rule
File size:92'504 bytes
First seen:2024-04-14 01:58:52 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:gyKd61d2QFjbjQuq5s41V6a8YuLTv8aqVnjHB/YzZJ7fzuFa9Gi0NPH:pK81dHFjbkhjHJuLTkBjHuV9ruFa9Gi
TLSH T1F0932A45BC928A02C6E422BBFB2E118D372963E8D2EB3113DD205F6437CA92F1E77555
telfhash t10a419e2bdfa10eec53f08280929da51d67ed35dc0b1469a3874d7b4bd983683f52e026
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:32 arm elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
87
Origin country :
FR FR
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug mirai obfuscated
Link:
https://www.filescan.io/uploads/661b386a0b46b303693628fc/reports/db6d50a3-57cf-4344-ac72-416192901b98/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
29
Number of processes launched:
7
Processes remaning?
true
Remote TCP ports scanned:
80,23,37215,443
Full report:
https://elfdigest.com/brief/c7d81335f2aa6d4661e58a0b343acd94b1bf2a234ebcc3a2309a7f6ef010e5ee
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/ab965631-3d8b-415a-ab80-f6ddafc3e56b
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1425651
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Snort IDS alert for network traffic
Uses known network protocols on non-standard ports
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1425651 Sample: N1msxMZ5Il.elf Startdate: 14/04/2024 Architecture: LINUX Score: 100 30 rep.nextoneup.shop 2->30 32 197.187.29.136 airtel-tz-asTZ Tanzania United Republic of 2->32 34 100 other IPs or domains 2->34 36 Snort IDS alert for network traffic 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 Antivirus / Scanner detection for submitted sample 2->40 42 3 other signatures 2->42 9 dash rm N1msxMZ5Il.elf 2->9         started        11 dash rm 2->11         started        13 dash tr 2->13         started        15 14 other processes 2->15 signatures3 process4 process5 17 N1msxMZ5Il.elf 9->17         started        process6 19 N1msxMZ5Il.elf 17->19         started        22 N1msxMZ5Il.elf 17->22         started        24 N1msxMZ5Il.elf 17->24         started        26 3 other processes 17->26 signatures7 44 Sample tries to kill multiple processes (SIGKILL) 19->44 28 N1msxMZ5Il.elf 22->28         started        process8
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c7d81335f2aa6d4661e58a0b343acd94b1bf2a234ebcc3a2309a7f6ef010e5ee
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c7d81335f2aa6d4661e58a0b343acd94b1bf2a234ebcc3a2309a7f6ef010e5ee/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2024-04-14 01:59:07 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=y7mbgnpsvjwumypfriftiownssy36krdj26mhirqtj7w54aq4xxa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:unstable
Link:
https://tria.ge/reports/240414-ced55sdb53/
Malware Config
C2 Extraction:
rsx.nextoneup.shop
rep.nextoneup.shop
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/c7d81335f2aa6d4661e58a0b343acd94b1bf2a234ebcc3a2309a7f6ef010e5ee

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:MAL_ELF_LNX_Mirai_Oct10_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF Mirai variant
Reference:Internal Research
Rule name:MAL_ELF_LNX_Mirai_Oct10_1_RID2F39
Create hunting rule
Author:Florian Roth
Description:Detects ELF Mirai variant
Reference:Internal Research
Rule name:MAL_ELF_LNX_Mirai_Oct10_2
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:MAL_ELF_LNX_Mirai_Oct10_2_RID2F3A
Create hunting rule
Author:Florian Roth
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:SUSP_XORed_Mozilla
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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 c7d81335f2aa6d4661e58a0b343acd94b1bf2a234ebcc3a2309a7f6ef010e5ee

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2811464/
  
URLhaus
https://urlhaus.abuse.ch/url/2811875/

Comments


Avatar
zbet commented on 2024-04-14 01:58:53 UTC

url : hxxp://nextoneup.shop/bins/arm