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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 981525a1d804038294a0cf24fe434f4f44e82cb93c2e324c398829f0f4e1907c. 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: 12


Intelligence 12 IOCs YARA 16 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 981525a1d804038294a0cf24fe434f4f44e82cb93c2e324c398829f0f4e1907c
SHA3-384 hash: 5f503449702dd808ca02a43ac12124dfe4295159f4632a737c195bcaddb7151592f3083201207828cc698a619903c97e
SHA1 hash: b1eb4ffa3210ce74f151ce4c08e5fc1530c27fce
MD5 hash: bb761c5db45d6d9455da6110f53140fd
humanhash: glucose-illinois-golf-monkey
File name:px86
Download: download sample
Signature Mirai
Create hunting rule
File size:94'800 bytes
First seen:2026-08-14 19:55:52 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:tdg4As8GCBk/bu6Y91jK9e5tczLmasb8KwwUNPlFvXLsW9atq8eYWQmNhe:fg4AlJBk/bCjK9UtJl8Kww8PlBbsLtrd
TLSH T175936CC5B743E4F5F8650539213BA7728633F4351029DA8ADBA8E932F8A1641EB1735C
telfhash t1d841e7fa2d7e0ce8b7c45805a21d5f616e5c973b287036b315f2583436ab94192bbc3d
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-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 7780fb81a5342b747a9796b6ba6a401c0259faad077cf9ca739ef70e14e75c7c
File size (compressed) :45'984 bytes
File size (de-compressed) :94'800 bytes
Format:linux/i386
Packed file: 7780fb81a5342b747a9796b6ba6a401c0259faad077cf9ca739ef70e14e75c7c

Intelligence

File Origin
# of uploads :
1
# of downloads :
100
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Link:
https://research.acce.ciphertechsolutions.com/results/030c6760-bace-4c69-b532-cbb1764ebee5/
Detection(s):
Sanesecurity.Malware.30395.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9857931-0
Create hunting rule

Unix.Trojan.Mirai-9858729-0
Create hunting rule

Unix.Trojan.Mirai-9866113-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Kills processes
Deletes a file
Opens a port
Receives data from a server
Sends data to a server
Connection attempt
Locks files
Runs as daemon
Collects information on the CPU
Creating a file
Substitutes an application name
Deleting of the original file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm bashlite mirai
Link:
https://www.filescan.io/uploads/6a7f72e541279f0b4e484077/reports/461b421e-7850-44de-afd0-c868710bd617/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
true
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
25
Number of processes launched:
8
Processes remaning?
true
Remote TCP ports scanned:
2323,23
Full report:
https://elfdigest.com/brief/981525a1d804038294a0cf24fe434f4f44e82cb93c2e324c398829f0f4e1907c
Behaviour
Anti-VM
Process Renaming
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:
2026-08-14T18:08:00Z UTC
Last seen:
2026-08-14T18:36:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/981525a1d804038294a0cf24fe434f4f44e82cb93c2e324c398829f0f4e1907c/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ca289e29-53c6-4bae-83f1-9cdfc65ccde4
Behavior Graph:
Download SVG
%3 guuid=d167bcdb-1800-0000-c763-9e072b0c0000 pid=3115 /usr/bin/sudo guuid=3f7371de-1800-0000-c763-9e072d0c0000 pid=3117 /tmp/sample.bin delete-file net guuid=d167bcdb-1800-0000-c763-9e072b0c0000 pid=3115->guuid=3f7371de-1800-0000-c763-9e072d0c0000 pid=3117 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=3f7371de-1800-0000-c763-9e072d0c0000 pid=3117->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=d1f0c7de-1800-0000-c763-9e072e0c0000 pid=3118 /tmp/sample.bin net send-data write-file zombie guuid=3f7371de-1800-0000-c763-9e072d0c0000 pid=3117->guuid=d1f0c7de-1800-0000-c763-9e072e0c0000 pid=3118 clone guuid=d1f0c7de-1800-0000-c763-9e072e0c0000 pid=3118->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con 98833c20-4388-54c9-999a-877fce4dd713 31.77.227.121:18129 guuid=d1f0c7de-1800-0000-c763-9e072e0c0000 pid=3118->98833c20-4388-54c9-999a-877fce4dd713 send: 23B guuid=87df1cdf-1800-0000-c763-9e07300c0000 pid=3120 /tmp/sample.bin write-file guuid=d1f0c7de-1800-0000-c763-9e072e0c0000 pid=3118->guuid=87df1cdf-1800-0000-c763-9e07300c0000 pid=3120 clone guuid=e68a21df-1800-0000-c763-9e07310c0000 pid=3121 /tmp/sample.bin write-file guuid=d1f0c7de-1800-0000-c763-9e072e0c0000 pid=3118->guuid=e68a21df-1800-0000-c763-9e07310c0000 pid=3121 clone guuid=f61d26df-1800-0000-c763-9e07320c0000 pid=3122 /tmp/sample.bin write-file guuid=d1f0c7de-1800-0000-c763-9e072e0c0000 pid=3118->guuid=f61d26df-1800-0000-c763-9e07320c0000 pid=3122 clone guuid=1cf0e4e4-1800-0000-c763-9e07410c0000 pid=3137 /tmp/sample.bin write-file guuid=d1f0c7de-1800-0000-c763-9e072e0c0000 pid=3118->guuid=1cf0e4e4-1800-0000-c763-9e07410c0000 pid=3137 clone guuid=ab6a3be5-1800-0000-c763-9e07430c0000 pid=3139 /tmp/sample.bin delete-file guuid=d1f0c7de-1800-0000-c763-9e072e0c0000 pid=3118->guuid=ab6a3be5-1800-0000-c763-9e07430c0000 pid=3139 clone guuid=5e403fe5-1800-0000-c763-9e07440c0000 pid=3140 /tmp/sample.bin net net-scan send-data guuid=d1f0c7de-1800-0000-c763-9e072e0c0000 pid=3118->guuid=5e403fe5-1800-0000-c763-9e07440c0000 pid=3140 clone guuid=5e403fe5-1800-0000-c763-9e07440c0000 pid=3140|network network activity to 113 IP addresses review logs to see them all guuid=5e403fe5-1800-0000-c763-9e07440c0000 pid=3140->guuid=5e403fe5-1800-0000-c763-9e07440c0000 pid=3140|network network
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/388efadd-99b9-4574-93a2-2df8b1814b1b
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/981525a1d804038294a0cf24fe434f4f44e82cb93c2e324c398829f0f4e1907c
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/981525a1d804038294a0cf24fe434f4f44e82cb93c2e324c398829f0f4e1907c/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-08-14 19:56:35 UTC
File Type:
ELF32 Little (Exe)
AV detection:
23 of 38 (60.53%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=takslioyaqbyfffaz4sp4q2pj5coqlfzhqxdetbzrau7b5hbsb6a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:mirai antivm botnet defense_evasion discovery linux
Link:
https://tria.ge/reports/260814-ynv1xa1wfy/
Behaviour
Reads runtime system information
Writes file to shm directory
Changes its process name
Checks CPU configuration
Checks hardware identifiers (DMI)
Enumerates running processes
Deletes itself
Modifies Watchdog functionality
Contacts a large (465087) amount of remote hosts
Creates a large amount of network flows
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.20
Link:
https://yomi.yoroi.company/submissions/981525a1d804038294a0cf24fe434f4f44e82cb93c2e324c398829f0f4e1907c

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:ELF_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_5bf62ce4
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_5f7b67b8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb
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:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:UNK_install_script
Create hunting rule
Author:evilcel3ri
Description:Detects a suspicious behaviour in an bash installation script
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

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

Web download

Mirai

elf 7780fb81a5342b747a9796b6ba6a401c0259faad077cf9ca739ef70e14e75c7c

Mirai

elf 981525a1d804038294a0cf24fe434f4f44e82cb93c2e324c398829f0f4e1907c

(this sample)

  
Dropped by
SHA256 7780fb81a5342b747a9796b6ba6a401c0259faad077cf9ca739ef70e14e75c7c
  
URLhaus
https://urlhaus.abuse.ch/url/3902562/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3902576/
  
Dropped by
MD5 59e6dd5975c7d59bdad6a7727b43497d

Comments