MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 efa010dfce3d9583da656721034e058bc135637795c3e9dddeace75d4e8f50ae. 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: 4


Intelligence 4 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: efa010dfce3d9583da656721034e058bc135637795c3e9dddeace75d4e8f50ae
SHA3-384 hash: 09e9aa21766dfb1d1665cc1fefe505ab195f748e44565c1cb3c2b631759f5fe89e56e415b0440f7137a2c6f4c7caf8bc
SHA1 hash: 7a089b6281fa6deda6b9ee4118b8b202dad7ac6e
MD5 hash: d94b8b2d726ea1f6974ba473379ab300
humanhash: ink-edward-mango-winter
File name:daredevil.sparc
Download: download sample
Signature Mirai
Create hunting rule
File size:47'936 bytes
First seen:2026-08-25 03:30:46 UTC
Last seen:2026-08-25 23:35:24 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:Cq0sXhh48ko7XouOwDWjM+zrVBaDaLwokk0FgdQIVEBeHSC:l0sxa8ko7YPwC4w0aLwQ0F+VEeSC
TLSH T1EA23F902DE786E2BC1D0727614E34631E5B763991AAC964FBEA31D4DDD08360313E7DA
telfhash t132e06801fea88b1889e7d670dc8d06a494015213a1560720cf11d7e08c3f458b70cd2e
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
7
# of downloads :
43
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
anti-vm bash gcc lolbin
Link:
https://www.filescan.io/uploads/6a8d0c810bc9925dd51158b2/reports/0a9e9734-d992-4154-82b4-475f297ee0c5/overview
Verdict:
Unknown
File Type:
elf.32.be
First seen:
2026-08-25T17:25:00Z UTC
Last seen:
2026-08-25T17:41:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/efa010dfce3d9583da656721034e058bc135637795c3e9dddeace75d4e8f50ae/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/75bd0920-78a5-447c-a510-fe57969b6b09
Behavior Graph:
Download SVG
%3 guuid=66661508-1900-0000-9924-ba2b72090000 pid=2418 /usr/bin/sudo guuid=3ee97a0c-1900-0000-9924-ba2b78090000 pid=2424 /tmp/sample.bin guuid=66661508-1900-0000-9924-ba2b72090000 pid=2418->guuid=3ee97a0c-1900-0000-9924-ba2b78090000 pid=2424 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/11401ba6-7baa-4978-b6eb-4deea53f1275
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/efa010dfce3d9583da656721034e058bc135637795c3e9dddeace75d4e8f50ae
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/efa010dfce3d9583da656721034e058bc135637795c3e9dddeace75d4e8f50ae/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-08-25 03:31:23 UTC
File Type:
ELF32 Big (Exe)
AV detection:
3 of 36 (8.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=56qbbx6ohwkyhwtfm4qqgtqfrpatky3xsxb6txo6vttv2tupkcxa._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260825-d25gaaej9x/
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/efa010dfce3d9583da656721034e058bc135637795c3e9dddeace75d4e8f50ae

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:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

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

Web download

Mirai

elf efa010dfce3d9583da656721034e058bc135637795c3e9dddeace75d4e8f50ae

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3906523/
  
Delivery method
Distributed via web download

Comments