MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2b21950bef913b69b7e064a2873e9f434babff9e219457ee2e45e98496016ba6. 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: 12


Intelligence 12 IOCs YARA 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2b21950bef913b69b7e064a2873e9f434babff9e219457ee2e45e98496016ba6
SHA3-384 hash: 5cdaf5eb3f2e393af574ad1ddb83a9dba838e49598c7e758e7f9039cb5c330fd8de8508ac757c056124b8b6d3f917b02
SHA1 hash: 92f09e59343182b2845c32e8f3003dcafa58b4b2
MD5 hash: bb088094e6a7092f3fa943e9b0ae4b7e
humanhash: red-white-mississippi-helium
File name:x86_32
Download: download sample
Signature Mirai
Create hunting rule
File size:87'472 bytes
First seen:2026-01-21 16:54:34 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:VzZR6hGiihasIoY2cVwx8KDJAOZIzWwiMJDvnnkgfauVNCg:TR6hGiiha3oY9Vwx86J9bXMJDvnkgTCg
TLSH T15B833882F64B80F6D047483000A7F73FCB32D6654161D62EEFA9DF36EE63542A116A99
telfhash t1bf31f5fa267f08e4a7d06840e30e5f213c5deb3b546033a259b39839232be4161a7c39
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 60246e66a15265caf6b8d57f52e17f1f58f33498944d18dede0b91b8d4ebd087
File size (compressed) :42'944 bytes
File size (de-compressed) :87'472 bytes
Format:linux/i386
Packed file: 60246e66a15265caf6b8d57f52e17f1f58f33498944d18dede0b91b8d4ebd087

Intelligence

File Origin
# of uploads :
1
# of downloads :
27
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/2ec066f4-b3d0-4a01-b905-b32bdb90c206/
Detection(s):
Sanesecurity.Malware.28880.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

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

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Unix.Trojan.Mirai-10017298-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/69710505607e8377fade0e61/reports/acdfe6f3-3bc5-478d-a129-8a99b82e77dd/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
81
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/2b21950bef913b69b7e064a2873e9f434babff9e219457ee2e45e98496016ba6
Behaviour
Anti-Debugging
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-21T14:04:00Z UTC
Last seen:
2026-01-21T17:17:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.h HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/2b21950bef913b69b7e064a2873e9f434babff9e219457ee2e45e98496016ba6/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/b7cdf8f0-890b-4e6e-9aa8-e21cbbeb092d
Behavior Graph:
Download SVG
%3 guuid=d57441b8-1700-0000-8aa8-fa42160d0000 pid=3350 /usr/bin/sudo guuid=153325ba-1700-0000-8aa8-fa421e0d0000 pid=3358 /tmp/sample.bin net guuid=d57441b8-1700-0000-8aa8-fa42160d0000 pid=3350->guuid=153325ba-1700-0000-8aa8-fa421e0d0000 pid=3358 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=153325ba-1700-0000-8aa8-fa421e0d0000 pid=3358->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=1e6254d3-1700-0000-8aa8-fa426e0d0000 pid=3438 /tmp/sample.bin zombie guuid=153325ba-1700-0000-8aa8-fa421e0d0000 pid=3358->guuid=1e6254d3-1700-0000-8aa8-fa426e0d0000 pid=3438 clone guuid=648358d3-1700-0000-8aa8-fa42700d0000 pid=3440 /tmp/sample.bin dns net send-data zombie guuid=153325ba-1700-0000-8aa8-fa421e0d0000 pid=3358->guuid=648358d3-1700-0000-8aa8-fa42700d0000 pid=3440 clone guuid=648358d3-1700-0000-8aa8-fa42700d0000 pid=3440->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 42B 92baddd7-8a81-534e-9407-4c1f931774f6 ahahahahahajs.unproxy.st:9772 guuid=648358d3-1700-0000-8aa8-fa42700d0000 pid=3440->92baddd7-8a81-534e-9407-4c1f931774f6 send: 40B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/57ef0a04-783f-446e-9004-d14172286728
Result
Threat name:
Mirai, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.mine
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1855107
Signature
Antivirus / Scanner detection for submitted sample
Found strings related to Crypto-Mining
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/2b21950bef913b69b7e064a2873e9f434babff9e219457ee2e45e98496016ba6
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2b21950bef913b69b7e064a2873e9f434babff9e219457ee2e45e98496016ba6/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/2b21950bef913b69b7e064a2873e9f434babff9e219457ee2e45e98496016ba6
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-21 16:55:36 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 36 (52.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fmqzkc7pse5wtn7amsriopu7inf2x746egkfp3roixuyjfqbnota._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai credential_access discovery linux
Link:
https://tria.ge/reports/260121-vfc9cadz8h/
Behaviour
Reads runtime system information
Changes its process name
Reads process memory
Enumerates running processes
Traces itself
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.20
Link:
https://yomi.yoroi.company/submissions/2b21950bef913b69b7e064a2873e9f434babff9e219457ee2e45e98496016ba6

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:CoinMiner_Strings
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects mining pool protocol string in Executable
Reference:https://minergate.com/faq/what-pool-address
Rule name:CoinMiner_Strings_RID2DDE
Create hunting rule
Author:Florian Roth
Description:Detects mining pool protocol string in Executable
Reference:https://minergate.com/faq/what-pool-address
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:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_0cb1699c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_0d73971c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_268aac0b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_2e3f67a9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_70ef58f1
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
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 60246e66a15265caf6b8d57f52e17f1f58f33498944d18dede0b91b8d4ebd087

Mirai

elf 2b21950bef913b69b7e064a2873e9f434babff9e219457ee2e45e98496016ba6

(this sample)

  
Dropped by
SHA256 60246e66a15265caf6b8d57f52e17f1f58f33498944d18dede0b91b8d4ebd087
  
URLhaus
https://urlhaus.abuse.ch/url/3733369/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 ac2cf3aca651653df582c1f98540240d
  
URLhaus
https://urlhaus.abuse.ch/url/3761556/
  
URLhaus
https://urlhaus.abuse.ch/url/3761654/

Comments