MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ffac588e77d49640941d63f3674844633793caa5edf8eebbe7f74a60a6cf1570. 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 11 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ffac588e77d49640941d63f3674844633793caa5edf8eebbe7f74a60a6cf1570
SHA3-384 hash: 39d7394a3fffb3b9a8ffec574ec829ee8decb6e86b77ed33f6aaabcd9c08821692fb16a6b61b5b3ad5342c98ba2a2acc
SHA1 hash: 0369a976622a3663597f8dc23f79acbbf0392dd0
MD5 hash: 576671cd54beef472d186847e250b0b4
humanhash: virginia-bakerloo-minnesota-early
File name:sora.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:143'882 bytes
First seen:2026-02-04 01:21:20 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:sqlhEFZBB9qPoLmpMguHcUlVUHalw7WguH0vsfC0XxmjX5Xa/NOL9eXgIncdVS2J:sqlhEFZBTqPoLmpMguHcUlVUHalw7Wgj
TLSH T1ECE33B85EA408A13C0D61776FAAF41493322DB55E3DB73079D189FF43FC6A9E0E26606
telfhash t114211471173596256e60ce9c99eda771122887131389ff33df3584eca50909ee63ac4f
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 77a13fd8229b94027197584f9adbd5e5f439472c2c00c63775a9e82ee3665b27
File size (compressed) :52'520 bytes
File size (de-compressed) :143'882 bytes
Format:linux/arm
Packed file: 77a13fd8229b94027197584f9adbd5e5f439472c2c00c63775a9e82ee3665b27

Intelligence

File Origin
# of uploads :
1
# of downloads :
38
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/9bdb0a75-cc2e-48f1-89c1-e219f701d5d7/
Detection(s):
SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135890-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135925-0
Create hunting rule

Unix.Dropper.Mirai-7135939-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7136025-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Dropper.Mirai-7139229-0
Create hunting rule

Unix.Trojan.Mirai-9760303-0
Create hunting rule

Unix.Trojan.Mirai-9819563-0
Create hunting rule

Unix.Trojan.Mirai-9820623-0
Create hunting rule

Gathering data
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/ffac588e77d49640941d63f3674844633793caa5edf8eebbe7f74a60a6cf1570
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/8b41ca77-4a19-4082-84e3-8c3e2ef09b1a
Behavior Graph:
Download SVG
%3
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/cef4b1b9-c8f2-41bf-ae10-2b9e0cc06543
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1862962
Signature
Antivirus / Scanner detection for submitted sample
Contains symbols with names commonly found in malware
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/ffac588e77d49640941d63f3674844633793caa5edf8eebbe7f74a60a6cf1570
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ffac588e77d49640941d63f3674844633793caa5edf8eebbe7f74a60a6cf1570/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-04 01:22:20 UTC
File Type:
ELF32 Little (Exe)
AV detection:
26 of 36 (72.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=76wfrdtx2slebfa5mpzwoscemm3zhsvf5x4o5o7h65fgbjwpcvya._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:sora
Link:
https://tria.ge/reports/260204-brb1wagv2d/
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/ffac588e77d49640941d63f3674844633793caa5edf8eebbe7f74a60a6cf1570

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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_8299c877
Create hunting rule
Author:Elastic Security
Rule name:MAL_ARM_LNX_Mirai_Mar13_2022
Create hunting rule
Author:Mehmet Ali Kerimoglu a.k.a. CYB3RMX
Description:Detects new ARM Mirai variant
Rule name:MAL_ELF_LNX_Mirai_Oct10_2
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:MAL_ELF_LNX_Mirai_Oct10_2_RID2F3A
Create hunting rule
Author:Florian Roth
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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 77a13fd8229b94027197584f9adbd5e5f439472c2c00c63775a9e82ee3665b27

Mirai

elf ffac588e77d49640941d63f3674844633793caa5edf8eebbe7f74a60a6cf1570

(this sample)

  
Dropped by
SHA256 77a13fd8229b94027197584f9adbd5e5f439472c2c00c63775a9e82ee3665b27
  
URLhaus
https://urlhaus.abuse.ch/url/3771861/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 30f86a767ed74d5308f7a3adfb7d0cef

Comments