MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c4a27174f58097d6a203c21801f04a463790ee2a3adbb1ca13eb8da7f0ebb376. 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: 6


Intelligence 6 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c4a27174f58097d6a203c21801f04a463790ee2a3adbb1ca13eb8da7f0ebb376
SHA3-384 hash: 5558218f13a8fbdec12a7b667efa5143079520624c5330676a82d87c35d5c3945256524455b55751c74408fa74b93404
SHA1 hash: c87cbd0a21fbf5ebd3e7738193f8f13d2be2b852
MD5 hash: 3f3373a1d98d5b35922f09dd8e310419
humanhash: grey-massachusetts-wolfram-aspen
File name:armv7l-20230706-1258
Download: download sample
Signature Mirai
Create hunting rule
File size:159'179 bytes
First seen:2023-07-06 12:58:17 UTC
Last seen:2023-07-06 17:37:19 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:dn1Xs3ixHagCKLlEMZYolja9kbmWe/CSULM/9wgaWiAE2:LXsYHagCKLlEsljyD/CS8M/9MWiAn
TLSH T130F32AC6DB417E37C1C26BB5FAEBD24533E39710E39B23059558AFF02B4BA990E16109
telfhash t18c21f08664f68519abb65d24ddfc97b20652171322442fb09f2ec4cc592b002fb3dc9a
Reporter elfdigest
Tags:mirai

Intelligence

File Origin
# of uploads :
12
# of downloads :
82
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-69.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-78.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29523.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9760303-0
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
lolbin mirai remote
Link:
https://www.filescan.io/uploads/64a6ba9689e309292a8acdbe/reports/bfe035cd-b503-4a92-b013-3d2e2fa68a15/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
5.181.80.102
Number of open files:
104
Number of processes launched:
79
Processes remaning?
false
Remote TCP ports scanned:
8443,5555
Full report:
https://elfdigest.com/brief/c4a27174f58097d6a203c21801f04a463790ee2a3adbb1ca13eb8da7f0ebb376
Behaviour
Persistence
Firewall Changes
Kernel Modules
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
UNKNOWN
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9f7f7ce1-ea9d-4488-897c-e98c936e9270
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1268484
Signature
Antivirus / Scanner detection for submitted sample
Drops files in suspicious directories
Executes the "iptables" command to insert, remove and/or manipulate rules
Found strings indicative of a multi-platform dropper
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample tries to persist itself using /etc/profile
Sample tries to persist itself using cron
Sample tries to persist itself using System V runlevels
Uses known network protocols on non-standard ports
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1268484 Sample: armv7l-20230706-1258.elf Startdate: 06/07/2023 Architecture: LINUX Score: 88 85 fucking.blackpeople.lol 2->85 87 100.62.20.40 UUNETUS United States 2->87 89 99 other IPs or domains 2->89 91 Antivirus / Scanner detection for submitted sample 2->91 93 Multi AV Scanner detection for submitted file 2->93 95 Found strings indicative of a multi-platform dropper 2->95 97 Uses known network protocols on non-standard ports 2->97 12 armv7l-20230706-1258.elf 2->12         started        signatures3 process4 signatures5 111 Sample deletes itself 12->111 15 armv7l-20230706-1258.elf 12->15         started        17 armv7l-20230706-1258.elf 12->17         started        process6 process7 19 armv7l-20230706-1258.elf 15->19         started        21 armv7l-20230706-1258.elf 15->21         started        23 armv7l-20230706-1258.elf 15->23         started        25 armv7l-20230706-1258.elf 15->25         started        process8 27 armv7l-20230706-1258.elf 19->27         started        29 armv7l-20230706-1258.elf 19->29         started        31 armv7l-20230706-1258.elf 19->31         started        33 19 other processes 19->33 process9 35 armv7l-20230706-1258.elf 27->35         started        37 armv7l-20230706-1258.elf sh 29->37         started        41 armv7l-20230706-1258.elf sh 29->41         started        43 armv7l-20230706-1258.elf sh 31->43         started        45 armv7l-20230706-1258.elf sh 31->45         started        47 armv7l-20230706-1258.elf sh 33->47         started        49 armv7l-20230706-1258.elf sh 33->49         started        51 armv7l-20230706-1258.elf sh 33->51         started        53 35 other processes 33->53 file10 55 armv7l-20230706-1258.elf sh 35->55         started        59 armv7l-20230706-1258.elf sh 35->59         started        73 /etc/rc.local, ASCII 37->73 dropped 99 Sample tries to persist itself using System V runlevels 37->99 61 sh chmod 37->61         started        75 /etc/init.d/rcD, ASCII 43->75 dropped 101 Drops files in suspicious directories 43->101 63 sh chmod 43->63         started        77 /etc/profile, ASCII 47->77 dropped 103 Sample tries to persist itself using /etc/profile 47->103 79 /etc/cron.hourly/0, ASCII 49->79 dropped 105 Sample tries to persist itself using cron 49->105 65 sh iptables 51->65         started        81 /etc/passwd, ASCII 53->81 dropped 67 sh su 53->67         started        69 sh 53->69         started        signatures11 process12 file13 83 /etc/init.d/multipath-tools, ASCII 55->83 dropped 107 Drops files in suspicious directories 55->107 71 sh chmod 55->71         started        109 Executes the "iptables" command to insert, remove and/or manipulate rules 65->109 signatures14 process15
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c4a27174f58097d6a203c21801f04a463790ee2a3adbb1ca13eb8da7f0ebb376/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2023-07-06 12:59:05 UTC
File Type:
ELF32 Little (Exe)
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ysrhc5hvqcl5niqdyimad4ckiy3zb3rkhln3dsqt5og2p4hlwn3a._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery persistence
Link:
https://tria.ge/reports/230706-p724wscd7v/
Behaviour
Reads runtime system information
Writes file to tmp directory
Modifies Bash startup script
Creates/modifies Cron job
Creates/modifies environment variables
Modifies init.d
Modifies rc script
Writes file to system bin folder
Deletes itself
Modifies Watchdog functionality
Modifies password files for system users/ groups
Contacts a large (413462) 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:
0.00
Link:
https://yomi.yoroi.company/submissions/c4a27174f58097d6a203c21801f04a463790ee2a3adbb1ca13eb8da7f0ebb376

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_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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 c4a27174f58097d6a203c21801f04a463790ee2a3adbb1ca13eb8da7f0ebb376

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2676523/
  
Delivery method
Distributed via web download

Comments