MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b46800eb4eb3fbc6decc75bad5ebb5b400e27200c50da23199bd1f6a07537820. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b46800eb4eb3fbc6decc75bad5ebb5b400e27200c50da23199bd1f6a07537820
SHA3-384 hash: 68ce54563fe175d0b475f4d1ce6065b80273f1e75d6932f45a22c1878518d28306e69965db72ba2c25a241bfc6b45938
SHA1 hash: fc9113f3f04609cd5dbaf391d75585d3b5d9c91e
MD5 hash: 5927426cf05a4b5fd0410a55b6236936
humanhash: winter-twelve-snake-high
File name:nz.mpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:52'836 bytes
First seen:2026-08-03 00:45:31 UTC
Last seen:2026-08-04 00:34:14 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:A82KPy+WUJ1G4GcPXqa7itQ2Rn/arWaY3eRV014fw/J2B9YszEKSmskTAJOTWG:5LK+Neavqdpaqvev014f+JS/Fjzj
TLSH T1B333F18CBCE1794AE969027243CE0F514A602575719F878E670586CEF6DE32FE80A1F4
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) :52'836 bytes
File size (de-compressed) :161'084 bytes
Format:linux/mipsel
Unpacked file: 33ede9583b474ce942e4fe36f7336b9b09552209230b4576860342ed56bd0d76

Intelligence

File Origin
# of uploads :
3
# of downloads :
69
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/32b93ea5-81a0-43df-afb4-44cc8996e39a/
Detection(s):
SecuriteInfo.com.Linux.Mirai-20.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Sends data to a server
Runs as daemon
Opens a port
Connection attempt
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade packed upx
Link:
https://www.filescan.io/uploads/6a6fe4e6e293d5f89e85eab2/reports/e206b7be-5c43-4782-aa74-35a6f7ee37ad/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/7542905d-0d3e-4680-a174-9b6684678b22
Behavior Graph:
Download SVG
%3 guuid=7ef80799-1a00-0000-cec2-ed88dc0b0000 pid=3036 /usr/bin/sudo guuid=32d7db9a-1a00-0000-cec2-ed88de0b0000 pid=3038 /tmp/sample.bin guuid=7ef80799-1a00-0000-cec2-ed88dc0b0000 pid=3036->guuid=32d7db9a-1a00-0000-cec2-ed88de0b0000 pid=3038 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/f4df6550-620c-4386-948e-7e3cca31289d
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1951105
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1951105 Sample: nz.mpsl.elf Startdate: 03/08/2026 Architecture: LINUX Score: 84 22 169.254.169.254, 80 USDOS-USDepartmentofStateUS ZZ 2->22 24 s3o65awrf56.net 31.56.209.153, 69 SWISSNET-ASUS Netherlands 2->24 26 daisy.ubuntu.com 2->26 28 Malicious sample detected (through community Yara rule) 2->28 30 Antivirus / Scanner detection for submitted sample 2->30 32 Multi AV Scanner detection for submitted file 2->32 34 2 other signatures 2->34 8 nz.mpsl.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 process4 process5 12 nz.mpsl.elf 8->12         started        14 nz.mpsl.elf 8->14         started        16 nz.mpsl.elf 8->16         started        process6 18 nz.mpsl.elf 12->18         started        20 nz.mpsl.elf 12->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b46800eb4eb3fbc6decc75bad5ebb5b400e27200c50da23199bd1f6a07537820
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b46800eb4eb3fbc6decc75bad5ebb5b400e27200c50da23199bd1f6a07537820/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-08-03 00:46:38 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 36 (44.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wruab22owp54nxwmow5nl25vwqaoe4qayug2emmzxupwub2tpaqa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/260803-a4t7jsaa82/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Family: Mirai
Malware Config
C2 Extraction:
s3o65awrf56.net
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/b46800eb4eb3fbc6decc75bad5ebb5b400e27200c50da23199bd1f6a07537820

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: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:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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 b46800eb4eb3fbc6decc75bad5ebb5b400e27200c50da23199bd1f6a07537820

(this sample)

Mirai

elf 33ede9583b474ce942e4fe36f7336b9b09552209230b4576860342ed56bd0d76

  
URLhaus
https://urlhaus.abuse.ch/url/3892504/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 33ede9583b474ce942e4fe36f7336b9b09552209230b4576860342ed56bd0d76
  
Dropping
MD5 4768b5df89b877414e044e154dc79247
  
URLhaus
https://urlhaus.abuse.ch/url/3892219/
  
URLhaus
https://urlhaus.abuse.ch/url/3892524/
  
URLhaus
https://urlhaus.abuse.ch/url/3892993/

Comments