MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b1d57fd6bcd109a99d5023d76767aa6fdb520138e4eaad2a9a48afb3b6fb98b6. 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


Mozi


Vendor detections: 11


Intelligence 11 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b1d57fd6bcd109a99d5023d76767aa6fdb520138e4eaad2a9a48afb3b6fb98b6
SHA3-384 hash: b0261865d2eac191761aa0646b0f4bab51e463ea1870636661bd7334b039a67df7f457dbb61ee47a8753bab3cf2517e9
SHA1 hash: 65301bfcc9515b2186a1ea2ff7039c5dd24929f5
MD5 hash: 35fe831cfa6a6d65770701cd88325e0a
humanhash: ack-yankee-echo-pasta
File name:bin.sh
Download: download sample
Signature Mozi
Create hunting rule
File size:136'800 bytes
First seen:2025-10-29 00:30:55 UTC
Last seen:2025-11-19 00:16:28 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:/TNVO/QJHZcfFj4rwLQGTNO5VZLwHm7vuQTpZUyY6co+:7O/QJHZweEL/NOjCHm7FZZncT
TLSH T190D312ABCCBA89CEFE6A8FB52617090F1EF6E1D5E5C43D58553B108027F8246A514B8C
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 Mozi

Intelligence

File Origin
# of uploads :
9
# of downloads :
53
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
Create hunting rule

Unix.Trojan.Dakkatoni-9809143-0
Create hunting rule

Unix.Trojan.Dakkatoni-9810035-0
Create hunting rule

Unix.Trojan.Dakkatoni-9811586-0
Create hunting rule

Unix.Trojan.Dakkatoni-9811587-0
Create hunting rule

Unix.Trojan.Dakkatoni-9811747-0
Create hunting rule

Unix.Trojan.Dakkatoni-9814933-0
Create hunting rule

Unix.Trojan.Dakkatoni-9816207-0
Create hunting rule

Unix.Trojan.Dakkatoni-9817635-0
Create hunting rule

Unix.Trojan.Dakkatoni-9818150-0
Create hunting rule

Unix.Trojan.Dakkatoni-9826839-0
Create hunting rule

Unix.Trojan.Dakkatoni-9826841-0
Create hunting rule

Unix.Trojan.Dakkatoni-9829164-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Receives data from a server
Opens a port
Launching a process
Sends data to a server
Creating a file
Connection attempt
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade packed packed upx
Link:
https://www.filescan.io/uploads/69016046b9750464d4b9706b/reports/3a08c89d-4a19-4ee8-9ef1-e1e0c489c036/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-10-26T15:22:00Z UTC
Last seen:
2025-10-30T19:26:00Z UTC
Hits:
~100
Detections:
HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.hw HEUR:Backdoor.Linux.Mirai.b HEUR:Trojan.Linux.Agent.nx
Link:
https://opentip.kaspersky.com/b1d57fd6bcd109a99d5023d76767aa6fdb520138e4eaad2a9a48afb3b6fb98b6/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/5e9f625d-8e10-4ae2-90bc-795b27d66fee
Behavior Graph:
Download SVG
%3 guuid=c37a38f3-1800-0000-1473-36f6ec130000 pid=5100 /usr/bin/sudo guuid=713a84f5-1800-0000-1473-36f6f4130000 pid=5108 /tmp/sample.bin guuid=c37a38f3-1800-0000-1473-36f6ec130000 pid=5100->guuid=713a84f5-1800-0000-1473-36f6f4130000 pid=5108 execve
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/78738547-6d27-41ac-a3fa-b7383294f6fe
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1803580
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
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b1d57fd6bcd109a99d5023d76767aa6fdb520138e4eaad2a9a48afb3b6fb98b6
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b1d57fd6bcd109a99d5023d76767aa6fdb520138e4eaad2a9a48afb3b6fb98b6/
Verdict:
Malicious
Threat:
Family.MOZI
Link:
https://tip.neiki.dev/file/b1d57fd6bcd109a99d5023d76767aa6fdb520138e4eaad2a9a48afb3b6fb98b6
Threat name:
Linux.Trojan.Dakkatoni
Create hunting rule
Status:
Malicious
First seen:
2025-10-29 00:31:54 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=whkx7vv42ee2thkqeplwoz5kn7nveajy4tvk2ku2jcx3hnx3tc3a._file
Result
Malware family:
mozi
Create hunting rule
Score:
  10/10
Tags:
family:mozi botnet defense_evasion discovery persistence upx
Link:
https://tria.ge/reports/251029-avfmsssjhp/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Writes file to tmp directory
Changes its process name
Reads system network configuration
UPX packed file
Creates a large amount of network flows
Enumerates active TCP sockets
Enumerates running processes
Modifies init.d
Reads system routing table
Writes file to system bin folder
Modifies Watchdog functionality
Patched UPX-packed file
Contacts a large (15488) amount of remote hosts
Detects Mozi Payload
Mozi family
Mozi, Mozi Botnet
Verdict:
Malicious
Tags:
botnet mozi Unix.Trojan.Dakkatoni-9809143-0
YARA:
Mozi_Obfuscation_Technique
Link:
https://app.threat.zone/submission/7b537d4a-c5dd-4456-85bf-95912fd166b4
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/b1d57fd6bcd109a99d5023d76767aa6fdb520138e4eaad2a9a48afb3b6fb98b6

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:Linux_Packer_Patched_UPX_62e11c64
Create hunting rule
Author:Elastic Security
Reference:https://cujo.com/upx-anti-unpacking-techniques-in-iot-malware/
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

Mozi

elf b1d57fd6bcd109a99d5023d76767aa6fdb520138e4eaad2a9a48afb3b6fb98b6

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3689966/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3689977/

Comments