MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 670b8095c1569bc39e4bed31a6c441fabd1c082ae0ecfa65e1a862107c01b923. 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: 10


Intelligence 10 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 670b8095c1569bc39e4bed31a6c441fabd1c082ae0ecfa65e1a862107c01b923
SHA3-384 hash: 9b0c4e6e5fedb526b94192a2685bdb37e52bece9d01dbe1a699d12c7bc388911a7c92197a8ceb85fecd6fe53f8852718
SHA1 hash: 5c03c684c200674e44bc8b442f55b1e2e7ad2855
MD5 hash: 71deee5727eaf676f38a5849e018c808
humanhash: queen-spaghetti-bacon-tennis
File name:b3astmode.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:25'188 bytes
First seen:2025-08-30 08:10:53 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 384:YWinjK/C0O1+d7VCUAhe+N2A0jmn70rP3LR/xBuzTRDpLjORShymdGUop5hQ4:Y7ntcd7V6hNAjm70rvLRUNdjZs3Uozm4
TLSH T106B2D077509A0851E1FE1439D12E84C5B76586B902F43A29D61C3928E286B0FBFB879B
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) :25'188 bytes
File size (de-compressed) :58'408 bytes
Format:linux/arm
Unpacked file: 60e3b970024e1bd90b884d006a602315bd105a5593cedc2c259b164f859b6083

Intelligence

File Origin
# of uploads :
1
# of downloads :
97
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-18.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-8274771-0
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Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
masquerade packed threat upx
Link:
https://www.filescan.io/uploads/68b2b23e39a6221faa762c8b/reports/0305b153-48e9-4b94-9d32-f192d3a267ac/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
unknown
Number of open files:
52
Number of processes launched:
7
Processes remaning?
false
Remote TCP ports scanned:
5501,37215
Full report:
https://elfdigest.com/brief/670b8095c1569bc39e4bed31a6c441fabd1c082ae0ecfa65e1a862107c01b923
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-08-30T06:29:00Z UTC
Last seen:
2025-08-30T06:29:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/670b8095c1569bc39e4bed31a6c441fabd1c082ae0ecfa65e1a862107c01b923/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/4181d704-9bf1-4b23-9dbd-2451a1d27eb0
Behavior Graph:
Download SVG
%3 guuid=32cee95b-1800-0000-afdf-e745310e0000 pid=3633 /usr/bin/sudo guuid=788f915d-1800-0000-afdf-e745390e0000 pid=3641 /tmp/sample.bin guuid=32cee95b-1800-0000-afdf-e745310e0000 pid=3633->guuid=788f915d-1800-0000-afdf-e745390e0000 pid=3641 execve
Malware family:
Mirai
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4c67b10c-a464-484f-9020-8d93452ee440
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1768069
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: 1768069 Sample: b3astmode.arm.elf Startdate: 30/08/2025 Architecture: LINUX Score: 80 28 51.155.213.3, 5501 ZEN-ASZenInternet-UKGB United Kingdom 2->28 30 103.45.32.32 XIAONIAOYUNShenzhenQianhaibirdcloudcomputingCoLtd China 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.arm.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 b3astmode.arm.elf 8->14         started        16 b3astmode.arm.elf 8->16         started        18 b3astmode.arm.elf 8->18         started        process6 20 b3astmode.arm.elf 14->20         started        22 b3astmode.arm.elf 14->22         started        24 b3astmode.arm.elf 14->24         started        26 b3astmode.arm.elf 14->26         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/670b8095c1569bc39e4bed31a6c441fabd1c082ae0ecfa65e1a862107c01b923
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/670b8095c1569bc39e4bed31a6c441fabd1c082ae0ecfa65e1a862107c01b923/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-30 08:12:37 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=m4fybfobk2n4hhsl5uy2nrcb7k6rycbk4dwpuzpbvbrba7abxerq._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
upx
Link:
https://tria.ge/reports/250830-j3gz9swtex/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-8274771-0
YARA:
n/a
Link:
https://app.threat.zone/submission/025b1d8d-c4d6-4753-b84b-e0c30fc93cfd
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/670b8095c1569bc39e4bed31a6c441fabd1c082ae0ecfa65e1a862107c01b923

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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
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 670b8095c1569bc39e4bed31a6c441fabd1c082ae0ecfa65e1a862107c01b923

(this sample)

Mirai

elf 60e3b970024e1bd90b884d006a602315bd105a5593cedc2c259b164f859b6083

  
URLhaus
https://urlhaus.abuse.ch/url/3613997/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 60e3b970024e1bd90b884d006a602315bd105a5593cedc2c259b164f859b6083
  
Dropping
MD5 5b1f65129f80393f495d40184ba4b4c3

Comments