MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b6615f5067419bdad205b51bade85b152082dc6ff2357f98f83a9b50f842004f. 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 2 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b6615f5067419bdad205b51bade85b152082dc6ff2357f98f83a9b50f842004f
SHA3-384 hash: f7b3f82b4f1ce11d2bbe8290958c83cbacc69be45e046600a620fa3926bb6d17b5844b6544d30a64bed37aeb2a69d180
SHA1 hash: 93e405ba8f5dcf8f55b631703772652dadaa39be
MD5 hash: 91638d450f8a4faf1061dfe5f283044d
humanhash: salami-king-delaware-yankee
File name:91638d450f8a4faf1061dfe5f283044d
Download: download sample
Signature Mirai
Create hunting rule
File size:50'336 bytes
First seen:2022-05-27 09:32:15 UTC
Last seen:2022-05-27 12:29:51 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:HZFo5KIItdW4epUaKhI/dT18WR0ZfV5gPXSp:X9tdSUaDJRWf7SE
TLSH T1F533F23EE239B3F2DD4D96F9E18E27690C7570A5F33B569933608508452504A394CEFE
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 elf gafgyt mips mirai

Intelligence

File Origin
# of uploads :
3
# of downloads :
180
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai.1667.16888.31430.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug gafgyt mirai
Link:
https://www.filescan.io/uploads/62909b0a054dcf0ecaf5b845/reports/3b5eed24-2ef6-4dfc-bcb6-da7d585816e7/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
UPX
Botnet:
unknown
Number of open files:
7
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b6615f5067419bdad205b51bade85b152082dc6ff2357f98f83a9b50f842004f
Behaviour
no suspicious findings
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/e2a3ce13-62c0-4aca-8559-69bee8a3d9b1
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1002548
Signature
Deletes security-related log files
Multi AV Scanner detection for submitted file
Opens /proc/net/* files useful for finding connected devices and routers
Sample deletes itself
Sample is packed with UPX
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 635059 Sample: QSZX0h5asQ Startdate: 27/05/2022 Architecture: LINUX Score: 72 42 109.202.202.202, 80 INIT7CH Switzerland 2->42 44 91.189.91.42, 443 CANONICAL-ASGB United Kingdom 2->44 46 2 other IPs or domains 2->46 48 Multi AV Scanner detection for submitted file 2->48 50 Yara detected Mirai 2->50 52 Sample is packed with UPX 2->52 10 QSZX0h5asQ 2->10         started        signatures3 process4 signatures5 54 Opens /proc/net/* files useful for finding connected devices and routers 10->54 13 QSZX0h5asQ 10->13         started        15 QSZX0h5asQ 10->15         started        process6 process7 17 QSZX0h5asQ 13->17         started        process8 19 QSZX0h5asQ sh 17->19         started        21 QSZX0h5asQ sh 17->21         started        23 QSZX0h5asQ sh 17->23         started        25 5 other processes 17->25 process9 27 sh rm 19->27         started        30 sh rm 21->30         started        32 sh rm 23->32         started        34 sh rm 25->34         started        36 sh pkill 25->36         started        38 sh pkill 25->38         started        40 2 other processes 25->40 signatures10 56 Sample deletes itself 27->56 58 Deletes security-related log files 30->58
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b6615f5067419bdad205b51bade85b152082dc6ff2357f98f83a9b50f842004f/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2022-05-27 09:33:05 UTC
File Type:
ELF32 Little (Exe)
AV detection:
20 of 40 (50.00%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  9/10
Tags:
linux
Link:
https://tria.ge/reports/220527-lh65rsaah3/
Behaviour
Reads runtime system information
Writes file to tmp directory
Reads CPU attributes
Reads system network configuration
Reads system routing table
Write file to user bin folder
Deletes system logs
Modifies the Watchdog daemon
Writes file to system bin folder
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/b6615f5067419bdad205b51bade85b152082dc6ff2357f98f83a9b50f842004f

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:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf b6615f5067419bdad205b51bade85b152082dc6ff2357f98f83a9b50f842004f

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2148646/
  
URLhaus
https://urlhaus.abuse.ch/url/2213735/

Comments


Avatar
zbet commented on 2022-05-27 09:32:21 UTC

url : hxxp://172.245.210.119/.rIIoOx35/BDK.mipsel