MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 74b3d06871d4b7fe22f6f8cf89add745c12ea071b0d11ac2fbbcab50eaf95eeb. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 74b3d06871d4b7fe22f6f8cf89add745c12ea071b0d11ac2fbbcab50eaf95eeb
SHA3-384 hash: 07203e51aed0fbed7217ce4acdba03b588faabd9745e85107b82408c773491ac3eabbe1ef1c02ea80f0d418ec80156fb
SHA1 hash: 25d414a25abb2752f10d5fdbe002e3e2418ac6ab
MD5 hash: 35d36a856d56da290604d9673c841d48
humanhash: moon-golf-may-bravo
File name:Orbt.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:83'680 bytes
First seen:2025-10-20 06:39:54 UTC
Last seen:2025-10-20 08:21:57 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:/tcsAW0i6wtCxcyqIIrSXFDuTB54sTXFV933XFEcuqceLCkbp1JLNQCtYvxoN5DV:1v0d+HxruXEfjTXFV933XJLlbpPJQCtn
TLSH T1A683023893CF79B2C810F63A9E7B830CB6E0E3F0D9E5F87242055A5626F559297DD182
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) :83'680 bytes
File size (de-compressed) :226'091 bytes
Format:linux/arm
Unpacked file: 00caca1a8eec8b40b5cac19228fc5a9fc0454564091788056296a3f9c4ad6d4f

Intelligence

File Origin
# of uploads :
3
# of downloads :
47
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Sends data to a server
Connection attempt
DNS request
Runs as daemon
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade packed threat upx
Link:
https://www.filescan.io/uploads/68f5da6dc85c5c56972ea62d/reports/34cf0f42-a7d4-4b6b-b533-13af861eb171/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-10-19T21:35:00Z UTC
Last seen:
2025-10-20T10:13:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/74b3d06871d4b7fe22f6f8cf89add745c12ea071b0d11ac2fbbcab50eaf95eeb/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/3e4ce446-e428-483f-831c-c0249541af9f
Behavior Graph:
Download SVG
%3 guuid=df9db0aa-1900-0000-d093-1580060a0000 pid=2566 /usr/bin/sudo guuid=d4bd79ac-1900-0000-d093-15800c0a0000 pid=2572 /tmp/sample.bin guuid=df9db0aa-1900-0000-d093-1580060a0000 pid=2566->guuid=d4bd79ac-1900-0000-d093-15800c0a0000 pid=2572 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ef0d3f69-98c2-455b-a2c8-31f2c5bcf967
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1798084
Signature
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1798084 Sample: Orbt.arm7.elf Startdate: 20/10/2025 Architecture: LINUX Score: 52 26 169.254.169.254, 80 USDOSUS Reserved 2->26 28 109.202.202.202, 80 INIT7CH Switzerland 2->28 30 4 other IPs or domains 2->30 32 Multi AV Scanner detection for submitted file 2->32 34 Sample is packed with UPX 2->34 8 Orbt.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 Orbt.arm7.elf 8->16         started        18 Orbt.arm7.elf 8->18         started        20 Orbt.arm7.elf 8->20         started        process6 22 Orbt.arm7.elf 16->22         started        24 Orbt.arm7.elf 16->24         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/74b3d06871d4b7fe22f6f8cf89add745c12ea071b0d11ac2fbbcab50eaf95eeb
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/74b3d06871d4b7fe22f6f8cf89add745c12ea071b0d11ac2fbbcab50eaf95eeb/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-20 00:36:43 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 23 (69.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=osz5a2dr2s374ixw7dhytloxixas5idrwdirvqx3xsvvb2xzl3vq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/251020-hhtb5agm7y/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Malware Config
C2 Extraction:
mirailoversddos.duckdns.org
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/1fb8533a-15ee-4a51-a1e1-9366c40b0f13
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/74b3d06871d4b7fe22f6f8cf89add745c12ea071b0d11ac2fbbcab50eaf95eeb

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 74b3d06871d4b7fe22f6f8cf89add745c12ea071b0d11ac2fbbcab50eaf95eeb

(this sample)

Mirai

elf 00caca1a8eec8b40b5cac19228fc5a9fc0454564091788056296a3f9c4ad6d4f

  
URLhaus
https://urlhaus.abuse.ch/url/3682129/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 00caca1a8eec8b40b5cac19228fc5a9fc0454564091788056296a3f9c4ad6d4f
  
Dropping
MD5 b8375a195ccbcfc3ab3fcb90497ec91f

Comments