MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2ba4ad3d65f6be64e0855c61529b121f62f1899cdb7cbca78f5bb0697c8071b6. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2ba4ad3d65f6be64e0855c61529b121f62f1899cdb7cbca78f5bb0697c8071b6
SHA3-384 hash: 549d447a4953becc03e7fa1fe2c16c107dc5b2752790ab6673e139181bbd8dc4e4ffd7199beb0230fa082aaf92e943bf
SHA1 hash: 7020b34daa276ca5c93637a9833dc80add2553e4
MD5 hash: c625720ee8b4ab609ecbd353c29bd8f0
humanhash: green-nineteen-edward-early
File name:b3astmode.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:46'792 bytes
First seen:2025-12-06 15:10:35 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:ctf3ZnAnCh5cx6kq4SDNmfHwerUSFAsYs4eaG9q3UELiLnI2t7+uFPS+b:ch3ZAnCko42m/werUUHHarLiU2ti6
TLSH T18623F271710899E3AEA0D833E4E2AC8378BB5E76D0BBB19702B84DD087669535174497
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
File size (compressed) :46'792 bytes
File size (de-compressed) :123'009 bytes
Format:linux/arm
Unpacked file: 920dfeb016244225a8aa4ba44315d65bfd5d4c8c2f96df11b65512e05220eaf1

Intelligence

File Origin
# of uploads :
1
# of downloads :
35
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/978ae93d-5276-4d07-aa8b-d7d2539c7921/
Detection(s):
Unix.Trojan.Mirai-9785255-0
Create hunting rule

Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-06T13:20:00Z UTC
Last seen:
2025-12-07T00:02:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/2ba4ad3d65f6be64e0855c61529b121f62f1899cdb7cbca78f5bb0697c8071b6/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/216ca3f1-0cc2-4002-97c8-e1e4f1598329
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1827950
Signature
Detected Mirai
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Suricata IDS alerts for network traffic
Uses known network protocols on non-standard ports
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1827950 Sample: b3astmode.arm7.elf Startdate: 06/12/2025 Architecture: LINUX Score: 80 28 32.49.247.242 WORLDNET5-10US United States 2->28 30 160.48.96.175 WISCNET1-ASUS Germany 2->30 32 98 other IPs or domains 2->32 34 Suricata IDS alerts for network traffic 2->34 36 Detected Mirai 2->36 38 Multi AV Scanner detection for submitted file 2->38 40 3 other signatures 2->40 8 b3astmode.arm7.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 b3astmode.arm7.elf 8->14         started        16 b3astmode.arm7.elf 8->16         started        18 b3astmode.arm7.elf 8->18         started        process6 20 b3astmode.arm7.elf 14->20         started        22 b3astmode.arm7.elf 14->22         started        24 b3astmode.arm7.elf 14->24         started        26 b3astmode.arm7.elf 14->26         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/2ba4ad3d65f6be64e0855c61529b121f62f1899cdb7cbca78f5bb0697c8071b6
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/2ba4ad3d65f6be64e0855c61529b121f62f1899cdb7cbca78f5bb0697c8071b6/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-06 15:11:37 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fosk2plf627gjyeflrqvfgysd5rpdcm43n6lzj4ploygs7eaog3a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:unst botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/251206-skvyvavqdk/
Behaviour
Reads runtime system information
Reads system network configuration
Enumerates active TCP sockets
Enumerates running processes
Modifies Watchdog functionality
Contacts a large (69935) amount of remote hosts
Creates a large amount of network flows
Mirai
Mirai family
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9785255-0
YARA:
n/a
Link:
https://app.threat.zone/submission/b3dbda31-8872-44ef-9019-80954b8626e4
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/2ba4ad3d65f6be64e0855c61529b121f62f1899cdb7cbca78f5bb0697c8071b6

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:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

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

Web download

Mirai

elf 2ba4ad3d65f6be64e0855c61529b121f62f1899cdb7cbca78f5bb0697c8071b6

(this sample)

Mirai

elf 920dfeb016244225a8aa4ba44315d65bfd5d4c8c2f96df11b65512e05220eaf1

  
URLhaus
https://urlhaus.abuse.ch/url/3727386/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 920dfeb016244225a8aa4ba44315d65bfd5d4c8c2f96df11b65512e05220eaf1
  
Dropping
MD5 393f2c04489c5037ce7d42b250eb9801

Comments