MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9b39ef71d112d11b9dd1aee0cb4895f14f137331b361ad12b9b9679b43446848. 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 11 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9b39ef71d112d11b9dd1aee0cb4895f14f137331b361ad12b9b9679b43446848
SHA3-384 hash: 2660c76521160d89c019452055db53c64fc5516a6a29de7164ff1f0c9def13d83cfc08729c0ebb0afe20184efc1489bc
SHA1 hash: 914f0f37070150ea42739aee15d9db44b0ea4e62
MD5 hash: 02e82aa87d7fd1c5f970cc5c01d68b17
humanhash: double-uncle-kitten-tennessee
File name:02e82aa87d7fd1c5f970cc5c01d68b17
Download: download sample
Signature Mirai
Create hunting rule
File size:117'490 bytes
First seen:2024-04-14 12:15:26 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:VDIcH1oZX4EsyXK/Nw9NDQa8KIg5hSxBIdcWnggc86ml1OvLYAtgN/FIs+r6iP9W:CcHM4EsU+W9i+I/Uc86ml1nyr6Ag
TLSH T103B36C0133294957D5974EB519AF07F083FAFCA016F1B609A90EEF944732FB22486F5A
telfhash t1a821fe361b25463a5b60dca888ed63b1152ca3166648eb33df24848c30290afe93ec0f
Reporter zbetcheckin
Tags:32 elf gafgyt mirai powerpc

Intelligence

File Origin
# of uploads :
1
# of downloads :
99
Origin country :
FR FR
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Opens a port
Substitutes an application name
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug mirai obfuscated
Link:
https://www.filescan.io/uploads/661bc90535699b4745cc0f77/reports/08b50c54-1fa3-48a4-a127-2bc17a05bd01/overview
Result
Verdict:
MALICIOUS
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d92e5c05-99bd-475f-a6dd-e01cbb2e7e2d
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1425740
Signature
Antivirus / Scanner detection for submitted sample
Contains symbols with names commonly found in malware
Detected Mirai
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: 1425740 Sample: ye7FfR856w.elf Startdate: 14/04/2024 Architecture: LINUX Score: 100 29 66.239.187.131 XO-AS15US United States 2->29 31 109.114.64.22 VODAFONE-IT-ASNIT Italy 2->31 33 99 other IPs or domains 2->33 35 Snort IDS alert for network traffic 2->35 37 Malicious sample detected (through community Yara rule) 2->37 39 Antivirus / Scanner detection for submitted sample 2->39 41 5 other signatures 2->41 8 ye7FfR856w.elf 2->8         started        10 xfce4-panel wrapper-2.0 2->10         started        12 xfce4-panel wrapper-2.0 2->12         started        14 6 other processes 2->14 signatures3 process4 process5 16 ye7FfR856w.elf 8->16         started        18 wrapper-2.0 xfpm-power-backlight-helper 10->18         started        process6 20 ye7FfR856w.elf 16->20         started        23 ye7FfR856w.elf 16->23         started        25 ye7FfR856w.elf 16->25         started        27 3 other processes 16->27 signatures7 43 Sample tries to kill multiple processes (SIGKILL) 20->43
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/9b39ef71d112d11b9dd1aee0cb4895f14f137331b361ad12b9b9679b43446848
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/9b39ef71d112d11b9dd1aee0cb4895f14f137331b361ad12b9b9679b43446848/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2024-04-14 12:16:06 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tm4664orclirxhorv3qmwsev6fhrg4zrwnq22evzxftzwq2enbea._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:unstable linux
Link:
https://tria.ge/reports/240414-pffrksbd6x/
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/9b39ef71d112d11b9dd1aee0cb4895f14f137331b361ad12b9b9679b43446848

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_ARM_LNX_Mirai_Mar13_2022
Create hunting rule
Author:Mehmet Ali Kerimoglu a.k.a. CYB3RMX
Description:Detects new ARM Mirai variant
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:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 9b39ef71d112d11b9dd1aee0cb4895f14f137331b361ad12b9b9679b43446848

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2811874/

Comments


Avatar
zbet commented on 2024-04-14 12:15:27 UTC

url : hxxp://37.44.238.94/bins/ppc