MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 33b99fe2bf135c3abaeddccf08477d2a2ed87e3583bbbcf2e175b1a0cfbf4029. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 33b99fe2bf135c3abaeddccf08477d2a2ed87e3583bbbcf2e175b1a0cfbf4029
SHA3-384 hash: 7319d474212b0b0f979f6da4101d6cb5d0445378e4d0c6a76c003e9ba08f1e7dc4dd1001af661fa6b2cfca1751cd9773
SHA1 hash: e1a6e4feda796a03c3a19ce1870c86c053c38e1f
MD5 hash: d61bacdda3778f5fbdadccb14917ded3
humanhash: eleven-helium-snake-nineteen
File name:efjepc
Download: download sample
Signature Mirai
Create hunting rule
File size:160'704 bytes
First seen:2025-05-06 12:41:25 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:356Uv8MBZnTsrgnveF340VjrvtYsd0xDwmxQxgxjA4UCVDh4JmsJdrk+vAgp02tD:gHqirqYhrj0xwxC13h4Es83gGJ3ZqDL
TLSH T14DF32A06730C0E47D1672EF02E3B27E1D3EFA99124E8F644295FAA899172E371585ECD
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
92
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30423.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135957-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-10012200-0
Create hunting rule

Unix.Trojan.Mirai-10012201-0
Create hunting rule

Unix.Trojan.Mirai-10012671-0
Create hunting rule

Verdict:
Clean
Score:
89.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=681a03b2432e243ac3e49d04linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Deleting a recently created file
Removes directories
Connection attempt
Creating a file
DNS request
Runs as daemon
Kills processes
Opens a port
Sends data to a server
Deletes a system binary file
Substitutes an application name
Kills critical processes
Deleting of the original file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
bash explorer lolbin remote
Link:
https://www.filescan.io/uploads/681a039e8d43c3a878f95df9/reports/7ab8c688-4c4f-4a5c-9bc8-282e35746d99/overview
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/28f2feb6-5285-4b38-a227-de1a58466d01
Result
Threat name:
Aquabot
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1682138
Signature
Deletes system log files
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Sample deletes itself
Yara detected Aquabot
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1682138 Sample: efjepc.elf Startdate: 06/05/2025 Architecture: LINUX Score: 68 24 raw.awaken-network.net 141.98.10.142, 2211, 51622, 52138 HOSTBALTICLT Lithuania 2->24 28 Multi AV Scanner detection for submitted file 2->28 30 Yara detected Aquabot 2->30 8 efjepc.elf 2->8         started        10 systemd journalctl 2->10         started        12 systemd systemd-journald 2->12         started        14 systemd journalctl 2->14         started        signatures3 process4 process5 16 efjepc.elf 8->16         started        signatures6 26 Sample deletes itself 16->26 19 efjepc.elf 16->19         started        22 efjepc.elf 16->22         started        process7 signatures8 32 Manipulation of devices in /dev 19->32 34 Deletes system log files 19->34
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/33b99fe2bf135c3abaeddccf08477d2a2ed87e3583bbbcf2e175b1a0cfbf4029
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/33b99fe2bf135c3abaeddccf08477d2a2ed87e3583bbbcf2e175b1a0cfbf4029/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-05-06 12:42:09 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=go4z7yv7cnodvoxn3thqqr35fixnq7rvqo53z4xbowy2bt57iauq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:botnet linux
Link:
https://tria.ge/reports/250506-pxd93szshz/
Malware Config
C2 Extraction:
141.98.10.142
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135957-0
YARA:
n/a
Link:
https://app.threat.zone/submission/458d6761-efeb-4f4f-959b-e01481737f7a
Please note that we are no longer able to provide a coverage score for Virus Total.

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:F01_s1ckrule
Create hunting rule
Author:s1ckb017
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

elf 33b99fe2bf135c3abaeddccf08477d2a2ed87e3583bbbcf2e175b1a0cfbf4029

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3536281/
  
Delivery method
Distributed via web download

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