MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e8fa7412cb56012f932ca4ba04c407af6cab75e4efd3f658bdcf3353d81cea8e. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e8fa7412cb56012f932ca4ba04c407af6cab75e4efd3f658bdcf3353d81cea8e
SHA3-384 hash: 1f9b1626567586508f0a7c002b7133ee6b13aa600ed5e37bac4654456ce8ab6ab67502832f8d1925344b28703f9af88b
SHA1 hash: 1c60a33387cfeba3832af48560bf066fab2027cd
MD5 hash: a321900667541970b037a4cbeb7cad5a
humanhash: sink-sixteen-shade-potato
File name:nwfaiehg4ewijfgriehgirehaughrarg.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:43'156 bytes
First seen:2025-08-18 16:36:26 UTC
Last seen:2025-08-18 20:17:34 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:LfcQ+l/zCodkjYUcEOseObzXom6Zyp1B7p+GIXpYpf84srUQpqnIfhaGQhQjJgG7:Lq1OZjYdsom6c1pp+FXEMrUQtpaNMVJf
TLSH T16A13F19F1B408099F510A4F50F9087F4CE624FDAC017CC69D3C7B5F5CA2A5A57C9BAA4
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika elf
Reporter abuse_ch
Tags:elf mirai UPX
File size (compressed) :43'156 bytes
File size (de-compressed) :114'196 bytes
Format:linux/mips
Unpacked file: b0dc18dccf80f4958134468c2b65ca9bebda5221f9f6b6ba9a04ce46117ac791

Intelligence

File Origin
# of uploads :
4
# of downloads :
71
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999.27073.1978.UNOFFICIAL
Create hunting rule

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
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/921a6305-5a4c-447b-80dd-7f3b818be268
Behavior Graph:
Download SVG
%3 guuid=6bde470a-2100-0000-6833-928a13090000 pid=2323 /usr/bin/sudo guuid=07a2b10c-2100-0000-6833-928a17090000 pid=2327 /tmp/sample.bin guuid=6bde470a-2100-0000-6833-928a13090000 pid=2323->guuid=07a2b10c-2100-0000-6833-928a17090000 pid=2327 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/230a919f-10e4-473c-987c-fe08fdc74e19
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1759487
Signature
Deletes system log files
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1759487 Sample: nwfaiehg4ewijfgriehgirehaug... Startdate: 18/08/2025 Architecture: LINUX Score: 64 25 anranapi.xyz 2->25 27 169.254.169.254, 80 USDOSUS Reserved 2->27 29 2 other IPs or domains 2->29 31 Multi AV Scanner detection for submitted file 2->31 33 Sample is packed with UPX 2->33 10 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 2->10         started        12 python3.8 dpkg 2->12         started        signatures3 35 Performs DNS queries to domains with low reputation 25->35 process4 process5 14 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 10->14         started        process6 16 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 14->16         started        process7 18 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 16->18         started        process8 20 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 18->20         started        23 nwfaiehg4ewijfgriehgirehaughrarg.mips.elf 18->23         started        signatures9 37 Manipulation of devices in /dev 20->37 39 Deletes system log files 20->39
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/e8fa7412cb56012f932ca4ba04c407af6cab75e4efd3f658bdcf3353d81cea8e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e8fa7412cb56012f932ca4ba04c407af6cab75e4efd3f658bdcf3353d81cea8e/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-18 16:38:34 UTC
File Type:
ELF32 Big (Exe)
AV detection:
19 of 38 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5d5hiewlkyas7ezmus5ajrahv5wkw5pe57j7mwf5z4zvhwa45kha._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/250818-t5hppaan41/
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
Mirai
Mirai family
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/76941d8b-6121-4c11-a5ae-276c4ba135b2
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/e8fa7412cb56012f932ca4ba04c407af6cab75e4efd3f658bdcf3353d81cea8e

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:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

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

Web download

Mirai

elf e8fa7412cb56012f932ca4ba04c407af6cab75e4efd3f658bdcf3353d81cea8e

(this sample)

Mirai

elf b0dc18dccf80f4958134468c2b65ca9bebda5221f9f6b6ba9a04ce46117ac791

  
URLhaus
https://urlhaus.abuse.ch/url/3606044/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3606047/
  
URLhaus
https://urlhaus.abuse.ch/url/3606060/
  
Dropping
SHA256 b0dc18dccf80f4958134468c2b65ca9bebda5221f9f6b6ba9a04ce46117ac791
  
Dropping
MD5 788f00bf9ac64ac025d42d51ab94ca2c

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