MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b7d2d9df8fd2749fb6b2053d58058fa5cbc5c58c0d2ef06bc9c6914541316ca9. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b7d2d9df8fd2749fb6b2053d58058fa5cbc5c58c0d2ef06bc9c6914541316ca9
SHA3-384 hash: cdc221afb81d9c28575af8fc714096bb3ecf6979dec6986440c780413347c452c8346c6b27d6318c1bcc17d5a73d6026
SHA1 hash: 05a95a5cc970c2a71801d99f275298634ed763bd
MD5 hash: cfa9a7a71fd0931886f4ec21add0deea
humanhash: stream-football-zulu-jupiter
File name:sshd
Download: download sample
Signature Mirai
Create hunting rule
File size:109'848 bytes
First seen:2025-07-14 23:32:28 UTC
Last seen:2025-07-15 01:40:12 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:A9Nk3FN3V731op8FSPCenIFjGqdlFDF5nb:A3k3bF7mKSsvtvb
TLSH T1DEB3E85E6E218FBDF66CC6340BB34B20A79923D617F195C1E2ACD9005F6028D646FFA4
telfhash t11b219f0c4d3c63e097766d8a5bedff76e55130df46266d378e00a8a9a62dd425c00c1c
Magika elf
Reporter abuse_ch
Tags:elf gafgyt mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
22
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29052.TSource.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7640011-0
Create hunting rule

Unix.Trojan.Mirai-8041698-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sends data to a server
Receives data from a server
Collects information on the CPU
Launching a process
Collects information on the OS
Connection attempt
Kills processes
Runs as daemon
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
bash lolbin obfuscated obfuscated
Link:
https://www.filescan.io/uploads/687593c512460d69545d7a4b/reports/8d232c41-7d2e-4feb-a5a2-cf3d76e46559/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
92
Number of processes launched:
14
Processes remaning?
true
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/b7d2d9df8fd2749fb6b2053d58058fa5cbc5c58c0d2ef06bc9c6914541316ca9
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/4a42bf3a-bdff-4418-8719-e1c598d56dd3
Behavior Graph:
Download SVG
%3 guuid=c289407e-1800-0000-9d94-b890cb0a0000 pid=2763 /usr/bin/sudo guuid=7ff32480-1800-0000-9d94-b890d20a0000 pid=2770 /tmp/sample.bin guuid=c289407e-1800-0000-9d94-b890cb0a0000 pid=2763->guuid=7ff32480-1800-0000-9d94-b890d20a0000 pid=2770 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/850e6b33-2605-4f36-80a1-647275bdba46
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1736581
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Multi AV Scanner detection for submitted file
Terminates several processes with shell command 'killall'
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1736581 Sample: sshd.elf Startdate: 15/07/2025 Architecture: LINUX Score: 64 36 155.0.225.238 ZAMRENZM Zambia 2->36 38 216.169.175.113 WINDSTREAMUS United States 2->38 40 99 other IPs or domains 2->40 42 Antivirus / Scanner detection for submitted sample 2->42 44 Multi AV Scanner detection for submitted file 2->44 46 Connects to many ports of the same IP (likely port scanning) 2->46 9 sshd.elf 2->9         started        signatures3 process4 process5 11 sshd.elf 9->11         started        process6 13 sshd.elf sh 11->13         started        15 sshd.elf sh 11->15         started        17 sshd.elf sh 11->17         started        19 59 other processes 11->19 process7 21 sh killall 13->21         started        24 sh killall 15->24         started        26 sh killall 17->26         started        28 sh killall 19->28         started        30 sh killall 19->30         started        32 sh killall 19->32         started        34 56 other processes 19->34 signatures8 48 Terminates several processes with shell command 'killall' 21->48
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b7d2d9df8fd2749fb6b2053d58058fa5cbc5c58c0d2ef06bc9c6914541316ca9
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b7d2d9df8fd2749fb6b2053d58058fa5cbc5c58c0d2ef06bc9c6914541316ca9/
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-07-14 23:33:25 UTC
File Type:
ELF32 Big (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w7jntx4p2j2j7nvsau6vqbmpuxf4lrmmbuxpa26jy2iukqjrnsuq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:kyton defense_evasion
Link:
https://tria.ge/reports/250714-3j2ecaywaz/
Behaviour
Changes its process name
Writes file to system bin folder
Modifies Watchdog functionality
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7640011-0
YARA:
n/a
Link:
https://app.threat.zone/submission/a8cb3f55-6dac-4f8d-9599-46232ddf9443
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/b7d2d9df8fd2749fb6b2053d58058fa5cbc5c58c0d2ef06bc9c6914541316ca9

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:botnet_plaintext_c2
Create hunting rule
Author:cip
Description:Attempts to match at least some of the strings used in some botnet variants which use plaintext communication protocols.
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 b7d2d9df8fd2749fb6b2053d58058fa5cbc5c58c0d2ef06bc9c6914541316ca9

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3576541/
  
Delivery method
Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments