MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f21b61eda803995cf980b9a897e36d91aedb430f2b07258ee2efbb466105eb1f. 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 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f21b61eda803995cf980b9a897e36d91aedb430f2b07258ee2efbb466105eb1f
SHA3-384 hash: e8c5935cec4417eda21d2b0105cf3854f9863b672e64b2ced5e2ab1812f5a0e60dd7d11443037808e72158c5625d52c3
SHA1 hash: d5aae4fdd1ad9f57743581d82b451b693e9ca06b
MD5 hash: a43e64299fd3eef18e171daff268183d
humanhash: asparagus-timing-sad-hydrogen
File name:resgod.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:160'544 bytes
First seen:2025-08-24 08:09:27 UTC
Last seen:2025-08-24 22:18:19 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:WDZtlARlF+9EaT5YXtMniP6FYSmj0QrvLgYiM/9CNWDH:Ul+AmaT5YXtai9Z0QrDgVM/9CNQH
TLSH T1DBF32946E6819A17C5D21B7BFADF02463322DB5893DB330794286BF43F8779A0E63506
telfhash t1c521116157ba85196b72eee8d8e8a7f5151c83272381ee33ef35c99c601504ad827c4f
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
46
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29524.LC.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7139229-0
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Unix.Trojan.Mirai-9760303-0
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Unix.Exploit.Mirai-9795501-0
Create hunting rule

Unix.Exploit.Mirai-9798002-0
Create hunting rule

Unix.Trojan.Mirai-9950938-0
Create hunting rule

Unix.Malware.Mirai-9951104-0
Create hunting rule

Unix.Trojan.Mirai-9951106-0
Create hunting rule

Unix.Dropper.Mirai-9977145-0
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Substitutes an application name
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:
2
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/f21b61eda803995cf980b9a897e36d91aedb430f2b07258ee2efbb466105eb1f
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-08-23T23:48:00Z UTC
Last seen:
2025-08-23T23:48:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/f21b61eda803995cf980b9a897e36d91aedb430f2b07258ee2efbb466105eb1f/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/80422895-9451-4169-aaef-3c84fc07f621
Behavior Graph:
Download SVG
%3 guuid=abfb3900-1900-0000-c438-95a330130000 pid=4912 /usr/bin/sudo guuid=c2840002-1900-0000-c438-95a337130000 pid=4919 /tmp/sample.bin guuid=abfb3900-1900-0000-c438-95a330130000 pid=4912->guuid=c2840002-1900-0000-c438-95a337130000 pid=4919 execve
Malware family:
Mirai
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c215b259-e89c-4e2f-80af-9dfc34a42860
Result
Threat name:
Mirai
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Detection:
malicious
Classification:
troj
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1763892
Signature
Antivirus / Scanner detection for submitted sample
Contains symbols with names commonly found in malware
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1763892 Sample: resgod.arm7.elf Startdate: 24/08/2025 Architecture: LINUX Score: 76 20 169.254.169.254, 80 USDOSUS Reserved 2->20 22 109.202.202.202, 80 INIT7CH Switzerland 2->22 24 4 other IPs or domains 2->24 26 Antivirus / Scanner detection for submitted sample 2->26 28 Multi AV Scanner detection for submitted file 2->28 30 Yara detected Mirai 2->30 32 Contains symbols with names commonly found in malware 2->32 8 resgod.arm7.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        14 python3.8 dpkg 2->14         started        signatures3 process4 process5 16 resgod.arm7.elf 8->16         started        process6 18 resgod.arm7.elf 16->18         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f21b61eda803995cf980b9a897e36d91aedb430f2b07258ee2efbb466105eb1f
Detection:
mirai
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Link:
https://mwdb.cert.pl/sample/f21b61eda803995cf980b9a897e36d91aedb430f2b07258ee2efbb466105eb1f/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-24 08:10:53 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6inwd3niaomvz6maxgujpy3nsgxnwqypfmdsldxc565umyif5mpq._file
Result
Malware family:
n/a
Score:
  4/10
Tags:
n/a
Link:
https://tria.ge/reports/250824-j2e5aafl21/
Behaviour
Changes its process name
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7139229-0
YARA:
n/a
Link:
https://app.threat.zone/submission/85e18c64-2579-4653-94ae-e3a08f0f8481
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/f21b61eda803995cf980b9a897e36d91aedb430f2b07258ee2efbb466105eb1f

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_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
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:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:Linux_Generic_Threat_8299c877
Create hunting rule
Author:Elastic Security
Rule name:Linux_Generic_Threat_e24558e1
Create hunting rule
Author:Elastic Security
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 f21b61eda803995cf980b9a897e36d91aedb430f2b07258ee2efbb466105eb1f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3610281/
  
Delivery method
Distributed via web download

Comments