MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a6d7fb67f5dbc1d04dff95dd22501d777d6d71ca695080f8ab2b6ea6e06a38d4. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a6d7fb67f5dbc1d04dff95dd22501d777d6d71ca695080f8ab2b6ea6e06a38d4
SHA3-384 hash: 7280387bc995aecc08c82aa6df34b483df23dfe33a6380af03b385c03efb1448d532c17daee098d72d3bb19e4b6db372
SHA1 hash: f8b996e5e35698b0ec69fa572d61abb3f518edac
MD5 hash: f520433053451ca4300c81423a8f8853
humanhash: spring-twelve-vegan-cup
File name:nwfaiehg4ewijfgriehgirehaughrarg.mpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:44'076 bytes
First seen:2025-08-18 16:36:11 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:fmTO5i8H7j+D0h6NvWtQZfisuPPJtVbBPUGmPbMzp/BBDlBTWu:f5i8b9MFW2pisMh/tlmAj1
TLSH T1D013E1DEFBE5D5C0C9A9AC3AF95C06F29D497942368EDB849B3789C93279047B19C030
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) :44'076 bytes
File size (de-compressed) :118'376 bytes
Format:linux/mipsel
Unpacked file: 9c802d773e4ff61974e32191b1fb0e13b0f1779f8a5460e0cf3401aec6abaf09

Intelligence

File Origin
# of uploads :
1
# of downloads :
68
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-20.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Changes access rights for a written file
Runs as daemon
Removes directories
Connection attempt
Deleting a recently created file
Sends data to a server
Changes access rights for a file
Substitutes an application name
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
masquerade packed threat upx
Link:
https://www.filescan.io/uploads/68a35698abfbaec31824f249/reports/3ed853df-41e9-424d-bc53-3e6ca29784c5/overview
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/bb887481-3554-4b7e-b994-957a29034f7d
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1759499
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
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1759499 Sample: nwfaiehg4ewijfgriehgirehaug... Startdate: 18/08/2025 Architecture: LINUX Score: 72 25 anranapi.xyz 2->25 27 169.254.169.254, 80 USDOSUS Reserved 2->27 29 2 other IPs or domains 2->29 31 Antivirus / Scanner detection for submitted sample 2->31 33 Multi AV Scanner detection for submitted file 2->33 35 Sample is packed with UPX 2->35 10 nwfaiehg4ewijfgriehgirehaughrarg.mpsl.elf 2->10         started        12 python3.8 dpkg 2->12         started        signatures3 37 Performs DNS queries to domains with low reputation 25->37 process4 process5 14 nwfaiehg4ewijfgriehgirehaughrarg.mpsl.elf 10->14         started        process6 16 nwfaiehg4ewijfgriehgirehaughrarg.mpsl.elf 14->16         started        process7 18 nwfaiehg4ewijfgriehgirehaughrarg.mpsl.elf 16->18         started        process8 20 nwfaiehg4ewijfgriehgirehaughrarg.mpsl.elf 18->20         started        23 nwfaiehg4ewijfgriehgirehaughrarg.mpsl.elf 18->23         started        signatures9 39 Manipulation of devices in /dev 20->39 41 Deletes system log files 20->41
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a6d7fb67f5dbc1d04dff95dd22501d777d6d71ca695080f8ab2b6ea6e06a38d4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a6d7fb67f5dbc1d04dff95dd22501d777d6d71ca695080f8ab2b6ea6e06a38d4/
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2025-08-18 16:36:39 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 38 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=u3l7wz7v3pa5atp7sxoseua5o56w24oknfiib6flfnxknydkhdka._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-t4jwcsv1hw/
Behaviour
Reads runtime system information
Changes its process name
Enumerates running processes
Deletes Audit logs
Deletes journal logs
Mirai
Mirai family
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/4666a5a9-16f8-411b-a47e-9b38bd804549
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/a6d7fb67f5dbc1d04dff95dd22501d777d6d71ca695080f8ab2b6ea6e06a38d4

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: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 a6d7fb67f5dbc1d04dff95dd22501d777d6d71ca695080f8ab2b6ea6e06a38d4

(this sample)

Mirai

elf 9c802d773e4ff61974e32191b1fb0e13b0f1779f8a5460e0cf3401aec6abaf09

  
URLhaus
https://urlhaus.abuse.ch/url/3606024/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3606029/
  
URLhaus
https://urlhaus.abuse.ch/url/3606056/
  
Dropping
SHA256 9c802d773e4ff61974e32191b1fb0e13b0f1779f8a5460e0cf3401aec6abaf09
  
Dropping
MD5 2501a310f95bbb3864c2ed45ae3719a3

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