MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8ef550b0dbec531ebf0da375c5384e1b2e8c5b437d58ec992e437747c287e670. 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 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8ef550b0dbec531ebf0da375c5384e1b2e8c5b437d58ec992e437747c287e670
SHA3-384 hash: 33248db0be18629d6faa352734a05f1e96d2528c7967d07fe1fcf6613ec63051814d00e624b7ae03c440adffd5ad6dd1
SHA1 hash: d02aaaeea7a4a33e82d7e59ae1fdbfb9484b4bf8
MD5 hash: ea65e8cf4396eb6534a4ae9541e64ce2
humanhash: triple-social-vegan-missouri
File name:arm
Download: download sample
Signature Mirai
Create hunting rule
File size:266'144 bytes
First seen:2026-01-16 01:22:31 UTC
Last seen:Never
File type: elf
MIME type:application/x-sharedlib
ssdeep 6144:u+/za3l5ai4YOxlgJLGvliX3+2ngPj3ZtYdQDvNac55JSqPAjt49Lzbd1hod0E:fuxngPj3O2VA5kx1md0E
TLSH T18C44E95DF480D77ACBD0217AFA9502CD33334F68EBEE320589356B3837D6A25993A641
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 a0832734c3742f3da188bfbee4b84b9431f58ad352037eb000aad61114fe6432
File size (compressed) :105'620 bytes
File size (de-compressed) :266'144 bytes
Format:linux/arm
Packed file: a0832734c3742f3da188bfbee4b84b9431f58ad352037eb000aad61114fe6432

Intelligence

File Origin
# of uploads :
1
# of downloads :
159
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gcc mirai rust
Link:
https://www.filescan.io/uploads/6969930ffdafd7624aaea116/reports/286e2ff1-499e-4c82-a1ff-eed3fac41734/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-16T02:34:00Z UTC
Last seen:
2026-01-16T03:54:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/8ef550b0dbec531ebf0da375c5384e1b2e8c5b437d58ec992e437747c287e670/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/caca2287-dcaa-41c6-87e1-751de60c75ed
Behavior Graph:
Download SVG
%3 guuid=01ea6d32-1900-0000-f822-76373b0b0000 pid=2875 /usr/bin/sudo guuid=5f4fff34-1900-0000-f822-7637430b0000 pid=2883 /tmp/sample.bin guuid=01ea6d32-1900-0000-f822-76373b0b0000 pid=2875->guuid=5f4fff34-1900-0000-f822-7637430b0000 pid=2883 execve
Malware family:
Ngioweb
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b7a1ecbf-3dc6-4f20-b465-9a37a37afe89
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1851753
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8ef550b0dbec531ebf0da375c5384e1b2e8c5b437d58ec992e437747c287e670
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8ef550b0dbec531ebf0da375c5384e1b2e8c5b437d58ec992e437747c287e670/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-16 01:23:28 UTC
File Type:
ELF32 Little (SO)
AV detection:
9 of 24 (37.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r32vbmg35rjr5pynun24kocodmxiyw2dpvmozgjoin3upquh4zya._file
Result
Malware family:
n/a
Score:
  4/10
Tags:
discovery
Link:
https://tria.ge/reports/260116-br8pvads6c/
Behaviour
Reads runtime system information
Changes its process name
Verdict:
Unknown
Tags:
botnet persirai trojan
YARA:
Persirai elf_persirai_w0
Link:
https://app.threat.zone/submission/c7e16db5-794f-4951-a679-b33717420806
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/8ef550b0dbec531ebf0da375c5384e1b2e8c5b437d58ec992e437747c287e670

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_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:elf_arm_mips_ko_so
Create hunting rule
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:elf_persirai_w0
Create hunting rule
Author:Tim Yeh
Description:Detects Persirai Botnet Malware
Reference:Internal Research
Rule name:iot_req_metachar
Create hunting rule
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:testlumma
Create hunting rule
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 a0832734c3742f3da188bfbee4b84b9431f58ad352037eb000aad61114fe6432

Mirai

elf 8ef550b0dbec531ebf0da375c5384e1b2e8c5b437d58ec992e437747c287e670

(this sample)

  
Dropped by
SHA256 a0832734c3742f3da188bfbee4b84b9431f58ad352037eb000aad61114fe6432
  
URLhaus
https://urlhaus.abuse.ch/url/3748047/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 26503fd1f096ffbb4441285b63ea064c
  
URLhaus
https://urlhaus.abuse.ch/url/3755925/
  
URLhaus
https://urlhaus.abuse.ch/url/3755920/

Comments