MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4ed994e9d4a88b0c887593b0941cf5c62663ff4b20c1280f887e3c913e7f483e. 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: 9


Intelligence 9 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4ed994e9d4a88b0c887593b0941cf5c62663ff4b20c1280f887e3c913e7f483e
SHA3-384 hash: 35144f0abfe6a1935ef7d75bd426c548dbe84a92dc89ac25562f8bb47ccbc5082d1339f86bf354d43b31b8420001e2bc
SHA1 hash: ef75364f4106162e194a98577445b8be68c0a79a
MD5 hash: e2298d580b39b4b8ca7568604f467098
humanhash: bakerloo-ink-earth-juliet
File name:b2
Download: download sample
Signature Mirai
Create hunting rule
File size:178'360 bytes
First seen:2025-02-19 12:46:40 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:tCsh8o+JL6ImFV1leZzswiehCofd7/T/PkElm6w2RlyGidRt2//yQ0o+5FwhsTmk:tCshz+ZXi+Cofd7F/yGs3eeR
TLSH T1C2040F6EAB719EB7EC0DCD3301995542519C925E92DA2F6FFAA4C518E38BC0F44E3C84
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
87
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-10010431-0
Create hunting rule

Verdict:
Clean
Score:
84.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67b5d402a0fd713c335bc2d1linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Kills processes
Sends data to a server
Creating a file
Collects information on the network activity
Substitutes an application name
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
obfuscated
Link:
https://www.filescan.io/uploads/67b5d2d20f344d3bea9c3cc2/reports/fdcaf404-f81b-461a-9bfd-abc0b2be6ced/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
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/4ed994e9d4a88b0c887593b0941cf5c62663ff4b20c1280f887e3c913e7f483e
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
UNKNOWN
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/45d15642-fa8f-4d74-8df5-1796eb2c522d
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1619020
Signature
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1619020 Sample: b2.elf Startdate: 19/02/2025 Architecture: LINUX Score: 52 26 1.1.1.1, 43591, 53 CLOUDFLARENETUS Australia 2->26 28 185.125.190.26, 443 CANONICAL-ASGB United Kingdom 2->28 30 5.231.70.214, 1252, 46432 ASGHOSTNETDE Germany 2->30 32 Multi AV Scanner detection for submitted file 2->32 9 dash rm b2.elf 2->9         started        12 dash rm 2->12         started        14 xfce4-panel wrapper-2.0 2->14         started        16 5 other processes 2->16 signatures3 process4 signatures5 34 Sample tries to kill multiple processes (SIGKILL) 9->34 18 b2.elf 9->18         started        process6 process7 20 b2.elf 18->20         started        process8 22 b2.elf 20->22         started        24 b2.elf 20->24         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4ed994e9d4a88b0c887593b0941cf5c62663ff4b20c1280f887e3c913e7f483e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4ed994e9d4a88b0c887593b0941cf5c62663ff4b20c1280f887e3c913e7f483e/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-02-19 12:47:13 UTC
File Type:
ELF32 Little (Exe)
AV detection:
8 of 38 (21.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j3mzj2ouvcfqzcdvsoyjihhvyytgh72ledasqd4ipy6jcpt7ja7a._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
discovery
Link:
https://tria.ge/reports/250219-pz8xgasn19/
Behaviour
Reads runtime system information
Changes its process name
Reads system network configuration
Enumerates active TCP sockets
Enumerates running processes
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9441505-0
YARA:
n/a
Link:
https://app.threat.zone/submission/4551d877-046a-4d20-b743-998e1c533fed
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/4ed994e9d4a88b0c887593b0941cf5c62663ff4b20c1280f887e3c913e7f483e

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: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

sh 1ea92c451464cab5d927bdc740a75b26f5b960fc77f39fcef0ecfc3be406dfdc

Mirai

elf 4ed994e9d4a88b0c887593b0941cf5c62663ff4b20c1280f887e3c913e7f483e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3445162/
  
Delivery method
Distributed via web download
  
Dropped by
SHA256 1ea92c451464cab5d927bdc740a75b26f5b960fc77f39fcef0ecfc3be406dfdc
  
Dropped by
MD5 a6a1256f1ae2633fdb53bbfeafff2ef2
  
Dropped by
SHA256 db1c1f0b9eba95635d2e67ecc425b4bfa3d2c8a9631fa4caa8935a2d27d28519
  
Dropped by
MD5 4812ebd820056e237bf5a52cfabb21c8
  
Dropped by
SHA256 4b38a8b1dc2fd2bb4779972ba9a01c40cc2d7c87b01ec65f7624d5869974add2
  
Dropped by
MD5 acd3c700aafa40bd8b1ecd80cab62dfe
  
Dropped by
SHA256 4e887e661cf9998713dc3f9fd5f3040352ee75b23f4f8bb4289b8c3ee5d5ce37
  
Dropped by
MD5 92311feabfb6dfc9bf754d91719f7fbb
  
URLhaus
https://urlhaus.abuse.ch/url/3445208/
  
URLhaus
https://urlhaus.abuse.ch/url/3445255/
  
URLhaus
https://urlhaus.abuse.ch/url/3445250/
  
URLhaus
https://urlhaus.abuse.ch/url/3445246/

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