MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fdf97a40a176f8b1d51b4a9c3e53c097b9022af50bf0e3e22150e4a1ea4bfd49. 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: 11


Intelligence 11 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fdf97a40a176f8b1d51b4a9c3e53c097b9022af50bf0e3e22150e4a1ea4bfd49
SHA3-384 hash: 17bae2c7972b093948eb9715bb8d3f8fbd2bd6d79ad177b14b1642519e3f296dfbf678926f5161182f3431a239d15fc8
SHA1 hash: f4dc5a83f711736db86cab2a72b0dbccb570fe56
MD5 hash: 6adca33e69f47c6ec9400a0214aa27bf
humanhash: nuts-carpet-north-carolina
File name:ub8ehJSePAfc9FYqZIT6.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:129'632 bytes
First seen:2026-01-19 02:34:29 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:gSsVrn1jMExMJTjdr2Mz+74VZ2MTblN4AJElgR5wywWd1ED4T7ZERM5OD95Ma1s/:gRTMAKXdrQ4mMUAxbED48/XNa
TLSH T17EC33B86F8514F27CAC652B7FB9D428D3B261768E3EE32039D156F21378B95A0E3B141
telfhash t1890112828e807afcbed1477cc1df572b8169759623422692b98cb24b813a0e1b825527
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-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 1b96587a252ee15c72099051b5c7ae69c0ac8b90c23d558e01fea4438de41387
File size (compressed) :48'192 bytes
File size (de-compressed) :129'632 bytes
Format:linux/arm
Packed file: 1b96587a252ee15c72099051b5c7ae69c0ac8b90c23d558e01fea4438de41387

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/24a22eb0-f45a-4188-883b-7fa75c7ca343/
Detection(s):
Unix.Trojan.Mirai-7100807-0
Create hunting rule

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

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

Unix.Dropper.Mirai-7135909-0
Create hunting rule

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

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

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

Unix.Dropper.Mirai-7136013-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

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

Unix.Dropper.Mirai-7136057-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9858729-0
Create hunting rule

Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-18T23:42:00Z UTC
Last seen:
2026-01-19T00:22:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/fdf97a40a176f8b1d51b4a9c3e53c097b9022af50bf0e3e22150e4a1ea4bfd49/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/fe9201b4-31c3-40c8-b3ee-dc8166cece17
Behavior Graph:
Download SVG
%3 guuid=11a21aac-1a00-0000-b27e-80c3c00a0000 pid=2752 /usr/bin/sudo guuid=80c3e0ad-1a00-0000-b27e-80c3c60a0000 pid=2758 /tmp/sample.bin guuid=11a21aac-1a00-0000-b27e-80c3c00a0000 pid=2752->guuid=80c3e0ad-1a00-0000-b27e-80c3c60a0000 pid=2758 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f2e7cb13-4873-49ba-87e0-88e6360f7f9e
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1853060
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1853060 Sample: ub8ehJSePAfc9FYqZIT6.arm.elf Startdate: 19/01/2026 Architecture: LINUX Score: 56 23 weifang.serveftp.com 45.83.207.173, 54946, 54948, 54950 CLOUVIDERClouvider-GlobalASNGB Netherlands 2->23 25 54.171.230.55, 37916, 443 AMAZON-02US United States 2->25 27 Antivirus / Scanner detection for submitted sample 2->27 29 Multi AV Scanner detection for submitted file 2->29 7 ub8ehJSePAfc9FYqZIT6.arm.elf 2->7         started        9 dash rm 2->9         started        11 dash grep 2->11         started        13 dash rm 2->13         started        signatures3 process4 process5 15 ub8ehJSePAfc9FYqZIT6.arm.elf 7->15         started        17 ub8ehJSePAfc9FYqZIT6.arm.elf 7->17         started        19 ub8ehJSePAfc9FYqZIT6.arm.elf 7->19         started        21 ub8ehJSePAfc9FYqZIT6.arm.elf 7->21         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/fdf97a40a176f8b1d51b4a9c3e53c097b9022af50bf0e3e22150e4a1ea4bfd49
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/fdf97a40a176f8b1d51b4a9c3e53c097b9022af50bf0e3e22150e4a1ea4bfd49/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/fdf97a40a176f8b1d51b4a9c3e53c097b9022af50bf0e3e22150e4a1ea4bfd49
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-19 02:35:28 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7x4xuqfbo34ldvi3jkod4u6as64qekxvbpyohyrbkdskd2sl7veq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd
Link:
https://tria.ge/reports/260119-c28y2ads8h/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7100807-0
YARA:
n/a
Link:
https://app.threat.zone/submission/958cc99a-4690-4c92-b4df-ef87d1e37a5b
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/fdf97a40a176f8b1d51b4a9c3e53c097b9022af50bf0e3e22150e4a1ea4bfd49

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:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
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 1b96587a252ee15c72099051b5c7ae69c0ac8b90c23d558e01fea4438de41387

Mirai

elf fdf97a40a176f8b1d51b4a9c3e53c097b9022af50bf0e3e22150e4a1ea4bfd49

(this sample)

  
Dropped by
SHA256 1b96587a252ee15c72099051b5c7ae69c0ac8b90c23d558e01fea4438de41387
  
URLhaus
https://urlhaus.abuse.ch/url/3757607/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 784ef001ec8601915d7cf4b03679183c

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