MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e5497278a921642d4cf9cdc26cbc27673c301c3c44979d00ecda5d4f8aa8ff12. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e5497278a921642d4cf9cdc26cbc27673c301c3c44979d00ecda5d4f8aa8ff12
SHA3-384 hash: 9df5e42f714285c617576c24f16aec135af7f0d1b720be513161ccd2f4e34a844cd0b4ec5d0353c396b7e36593731697
SHA1 hash: dd514dd10c69ea56937d044633b6b8ae4b0b9d7c
MD5 hash: d23f7fbd38610bd88662bd348a1cec29
humanhash: island-colorado-illinois-venus
File name:nwfaiehg4ewijfgriehgirehaughrarg.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:114'280 bytes
First seen:2025-08-19 21:15:49 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:jTtgHlCSYhqbLLqDridBiYNVKCNrx39W/RGpYTKGNeRL1HDJ7ABF1L:qH8Ob6DIVKCNrx3qRG6LOt7UB
TLSH T1CDB3C85E7E218F7DF7A8863047B34B21A35923D626E1D685E26CD9041F7038E245FFA8
telfhash t16421ac6c897412f097754d9d1bedffb6e5a070de0a362d338e01e9adaaacd425e00c1c
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 cf2c0cf841a3711763d606cb2713611da2248ca021067e8846ea5a8eaca2bf62
File size (compressed) :43'156 bytes
File size (de-compressed) :114'196 bytes
Format:linux/mips
Packed file: cf2c0cf841a3711763d606cb2713611da2248ca021067e8846ea5a8eaca2bf62

Intelligence

File Origin
# of uploads :
1
# of downloads :
56
Origin country :
NL NL
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sends data to a server
Changes access rights for a file
Removes directories
Deleting a recently created file
Connection attempt
DNS request
Changes access rights for a written file
Runs as daemon
Removes directories from a temporary directory
Substitutes an application name
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
lolbin obfuscated remote threat
Link:
https://www.filescan.io/uploads/68a4e98ea4bdac9f5b9f3cf8/reports/cb99dc4e-17c1-4ed2-a83f-a56ab44b7dbe/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/88339b4c-9f36-4952-b51e-bb8dac119a67
Behavior Graph:
Download SVG
%3 guuid=2947486e-1600-0000-4ed4-11035b0c0000 pid=3163 /usr/bin/sudo guuid=b3adfa72-1600-0000-4ed4-11035c0c0000 pid=3164 /tmp/sample.bin guuid=2947486e-1600-0000-4ed4-11035b0c0000 pid=3163->guuid=b3adfa72-1600-0000-4ed4-11035c0c0000 pid=3164 execve
Gathering data
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1760583
Signature
Antivirus / Scanner detection for submitted sample
Deletes system log files
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1760583 Sample: nwfaiehg4ewijfgriehgirehaug... Startdate: 19/08/2025 Architecture: LINUX Score: 68 29 anranapi.xyz 2->29 31 169.254.169.254, 80 USDOSUS Reserved 2->31 33 5 other IPs or domains 2->33 35 Antivirus / Scanner detection for submitted sample 2->35 37 Multi AV Scanner detection for submitted file 2->37 10 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 2->10         started        12 python3.8 dpkg 2->12         started        14 dash rm 2->14         started        16 dash rm 2->16         started        signatures3 39 Performs DNS queries to domains with low reputation 29->39 process4 process5 18 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 10->18         started        process6 20 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 18->20         started        process7 22 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 20->22         started        process8 24 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 22->24         started        27 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 22->27         started        signatures9 41 Manipulation of devices in /dev 24->41 43 Deletes system log files 24->43
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/e5497278a921642d4cf9cdc26cbc27673c301c3c44979d00ecda5d4f8aa8ff12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e5497278a921642d4cf9cdc26cbc27673c301c3c44979d00ecda5d4f8aa8ff12/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/e5497278a921642d4cf9cdc26cbc27673c301c3c44979d00ecda5d4f8aa8ff12
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-19 21:16:36 UTC
File Type:
ELF32 Big (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4vexe6fjefsc2thzzxbgzpbhm46dahb4islz2ahm3jou7cvi74ja._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery
Link:
https://tria.ge/reports/250819-z4dl8sxwcw/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Creates a large amount of network flows
Deletes log files
Enumerates running processes
Deletes Audit logs
Deletes system logs
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/30001be9-b265-4e51-94d9-052414eef3c4
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/e5497278a921642d4cf9cdc26cbc27673c301c3c44979d00ecda5d4f8aa8ff12

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:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:enterpriseunix2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise UNIX
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 cf2c0cf841a3711763d606cb2713611da2248ca021067e8846ea5a8eaca2bf62

Mirai

elf e5497278a921642d4cf9cdc26cbc27673c301c3c44979d00ecda5d4f8aa8ff12

(this sample)

  
Dropped by
SHA256 cf2c0cf841a3711763d606cb2713611da2248ca021067e8846ea5a8eaca2bf62
  
Dropped by
MD5 2a9483f861a98f70dc3f03c51eff8221
  
URLhaus
https://urlhaus.abuse.ch/url/3606047/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3606060/

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