MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c578da4e5ae2e4c277b1bbbb9132766346d7d201970f9866a3dfbe76c625814e. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c578da4e5ae2e4c277b1bbbb9132766346d7d201970f9866a3dfbe76c625814e
SHA3-384 hash: c6c7f83c87555407d2e8467e998a2faaba1ec45df916f4cb7ad4f48a1fd7a7f2ac89f9e908ace0f2f6f6f6b5459a412b
SHA1 hash: 036ba3ac364baf209708bdba5823713b1357b6ff
MD5 hash: 7ccebe21bd9d88f35478f66e476b580c
humanhash: quiet-kentucky-ceiling-neptune
File name:cosmic.ppc
Download: download sample
Signature Mirai
Create hunting rule
File size:63'736 bytes
First seen:2026-01-25 01:26:24 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:fp3/tcoPzVx57hown8n4SVsgEZJB4kv9IZ5:ptcEVD1own21VXSJB39Ib
TLSH T195535C0273A84E0BFAE61DF4253F1BD583AEED4021E5F185A94FD74A4235F33494AE98
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 b6df21436b4f21f9a19fe39c34557086cc3454c4a832cc181d8f6d15d6fb93f0
File size (compressed) :27'048 bytes
File size (de-compressed) :63'736 bytes
Format:linux/ppc32
Packed file: b6df21436b4f21f9a19fe39c34557086cc3454c4a832cc181d8f6d15d6fb93f0

Intelligence

File Origin
# of uploads :
1
# of downloads :
83
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/36ffe2eb-cd7e-4ea0-81cf-63d4b0a74ccc/
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-7135939-0
Create hunting rule

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

Unix.Dropper.Mirai-7135957-0
Create hunting rule

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

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

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

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

Unix.Trojan.Mirai-9940367-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade mirai
Link:
https://www.filescan.io/uploads/6975717d55805a763ff49a92/reports/528a52b0-aa76-4a0c-ad6f-4bea05b47f56/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-01-24T21:10:00Z UTC
Last seen:
2026-01-24T22:43:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.ba HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/c578da4e5ae2e4c277b1bbbb9132766346d7d201970f9866a3dfbe76c625814e/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/5c7662c1-924e-4ba4-8128-ed97188308e3
Behavior Graph:
Download SVG
%3 guuid=00a784d8-1b00-0000-0e0a-a075bb0c0000 pid=3259 /usr/bin/sudo guuid=d40d2edc-1b00-0000-0e0a-a075bf0c0000 pid=3263 /tmp/sample.bin guuid=00a784d8-1b00-0000-0e0a-a075bb0c0000 pid=3259->guuid=d40d2edc-1b00-0000-0e0a-a075bf0c0000 pid=3263 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/2cda83ff-067e-4c60-a64f-a402f17e1401
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1857059
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1857059 Sample: cosmic.ppc.elf Startdate: 25/01/2026 Architecture: LINUX Score: 80 24 63.141.18.53 WYAN-ASUS United States 2->24 26 212.153.36.152 UUNETUS Netherlands 2->26 28 99 other IPs or domains 2->28 30 Malicious sample detected (through community Yara rule) 2->30 32 Antivirus / Scanner detection for submitted sample 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 Yara detected Mirai 2->36 8 cosmic.ppc.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 process4 process5 12 cosmic.ppc.elf 8->12         started        14 cosmic.ppc.elf 8->14         started        16 cosmic.ppc.elf 8->16         started        process6 18 cosmic.ppc.elf 12->18         started        20 cosmic.ppc.elf 12->20         started        22 cosmic.ppc.elf 12->22         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c578da4e5ae2e4c277b1bbbb9132766346d7d201970f9866a3dfbe76c625814e
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c578da4e5ae2e4c277b1bbbb9132766346d7d201970f9866a3dfbe76c625814e/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/c578da4e5ae2e4c277b1bbbb9132766346d7d201970f9866a3dfbe76c625814e
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-25 01:27:35 UTC
File Type:
ELF32 Big (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yv4nuts24lsme55rxo5zcmtwmndnpuqbs4hzqzvd367hnrrfqfha._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:sora linux
Link:
https://tria.ge/reports/260125-bvabfsb19e/
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/c578da4e5ae2e4c277b1bbbb9132766346d7d201970f9866a3dfbe76c625814e

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: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: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

File information

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

Web download

Mirai

elf b6df21436b4f21f9a19fe39c34557086cc3454c4a832cc181d8f6d15d6fb93f0

Mirai

elf c578da4e5ae2e4c277b1bbbb9132766346d7d201970f9866a3dfbe76c625814e

(this sample)

  
Dropped by
SHA256 b6df21436b4f21f9a19fe39c34557086cc3454c4a832cc181d8f6d15d6fb93f0
  
URLhaus
https://urlhaus.abuse.ch/url/3763420/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 7b79c2da642f3ae317624dbcfb5aafd5

Comments