MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a7906586bfddb6e83e11bd9e899a33a1090d7a217b64b7ad2b3261f733e85c2f. 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: 7


Intelligence 7 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a7906586bfddb6e83e11bd9e899a33a1090d7a217b64b7ad2b3261f733e85c2f
SHA3-384 hash: 3b92992f4efefc8e0b22ddf7a9a12b27092de76199857d773642ec5e107b86bd78a21bbf7030df32289db1ccf19e46b5
SHA1 hash: 7065b26f1ee98d3910d13d653e8a316d23a5de38
MD5 hash: d627feec3d05508f7e93e145ced60faf
humanhash: uranus-mississippi-harry-coffee
File name:powerpc.uhavenobotsxd
Download: download sample
Signature Mirai
Create hunting rule
File size:99'636 bytes
First seen:2025-11-23 18:06:38 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:K8cq5ezAIgTGyFGV/aO6BUBPa73oNByuv8HPeBtg38n5v0PCEn2MDhi3/emL6:lhIAIueaO6iS73oNByuEPeHn90Z2a86
TLSH T157A35C02B30C0A43E1676EB03F3F27C5D3A9AAD112F4F648251BB64991B6E365586F8D
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
74
Origin country :
DE DE
Vendor Threat Intelligence
Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Changes access rights for a written file
Connection attempt
Runs as daemon
Kills processes
Opens a port
Launching a process
Sends data to a server
Creating a process from a recently created file
Creating a file
Creates or modifies symbolic links
Deleting a recently created file
Deletes a file
Changes the time when the file was created, accessed, or modified
Receives data from a server
Sets a written file as executable
Creates or modifies files in /cron to set up autorun
Substitutes an application name
Writes files to system directory
Creates or modifies files in /init.d to set up autorun
Creates or modifies files to set up autorun
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/69234d577d011c9c3a4893e8/reports/7b78eeb6-f81c-4a00-aed0-c4fe0c6b9b71/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/8bd217fe-1f66-42a7-89ad-cefec8b744cf
Behavior Graph:
Download SVG
%3 guuid=0f0976ea-1800-0000-d7b2-708ed1110000 pid=4561 /usr/bin/sudo guuid=020549ec-1800-0000-d7b2-708eda110000 pid=4570 /tmp/sample.bin guuid=0f0976ea-1800-0000-d7b2-708ed1110000 pid=4561->guuid=020549ec-1800-0000-d7b2-708eda110000 pid=4570 execve
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1819641
Signature
Drops files in suspicious directories
Drops invisible ELF files
Executes the "crontab" command typically for achieving persistence
Modifies the '.bashrc' or '.bash_profile' file typically for persisting actions
Multi AV Scanner detection for submitted file
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to kill multiple processes (SIGKILL)
Sample tries to persist itself using /etc/profile
Sample tries to persist itself using cron
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Writes identical ELF files to multiple locations
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1819641 Sample: powerpc.uhavenobotsxd.elf Startdate: 23/11/2025 Architecture: LINUX Score: 92 91 94.154.35.153, 33882, 6969 SELECTELRU Ukraine 2->91 93 216.202.200.164, 22 LEVEL3US United States 2->93 107 Multi AV Scanner detection for submitted file 2->107 11 powerpc.uhavenobotsxd.elf 2->11         started        signatures3 process4 signatures5 111 Sample reads /proc/mounts (often used for finding a writable filesystem) 11->111 14 powerpc.uhavenobotsxd.elf 11->14         started        process6 file7 73 /var/spool/cron/root, ASCII 14->73 dropped 75 /var/spool/cron/crontabs/root, ASCII 14->75 dropped 77 /root/.bashrc, ASCII 14->77 dropped 79 11 other malicious files 14->79 dropped 117 Sample tries to set files in /etc globally writable 14->117 119 Sample tries to persist itself using /etc/profile 14->119 121 Drops files in suspicious directories 14->121 123 4 other signatures 14->123 18 powerpc.uhavenobotsxd.elf sh 14->18         started        20 powerpc.uhavenobotsxd.elf sh 14->20         started        22 powerpc.uhavenobotsxd.elf sh 14->22         started        24 21 other processes 14->24 signatures8 process9 signatures10 27 sh .rjfg4ino.sh 18->27         started        29 sh S9981aj 20->29         started        31 sh crontab 22->31         started        35 sh 22->35         started        109 Sample tries to kill multiple processes (SIGKILL) 24->109 37 sh cp 24->37         started        39 sh cp 24->39         started        41 sh cp 24->41         started        43 20 other processes 24->43 process11 file12 45 .rjfg4ino.sh el5odk6h 27->45         started        48 .rjfg4ino.sh el5odk6h 27->48         started        50 .rjfg4ino.sh el5odk6h 27->50         started        62 53 other processes 27->62 52 S9981aj 29->52         started        54 S9981aj el5odk6h 29->54         started        81 /var/spool/cron/crontabs/tmp.dr7Nes, ASCII 31->81 dropped 95 Sample tries to persist itself using cron 31->95 97 Executes the "crontab" command typically for achieving persistence 31->97 56 sh crontab 35->56         started        83 /usr/bin/el5odk6h, ELF 37->83 dropped 99 Writes identical ELF files to multiple locations 37->99 101 Drops files in suspicious directories 37->101 85 /boot/.32sw3kik, ELF 39->85 dropped 103 Drops invisible ELF files 39->103 87 /var/jbx/shared/.4lb13j4t, ELF 41->87 dropped 89 /var/log/.t2q5bi2q, ELF 43->89 dropped 58 S990l2c .4lb13j4t 43->58         started        60 S99begi .t2q5bi2q 43->60         started        signatures13 process14 signatures15 64 S9981aj el5odk6h 52->64         started        67 S9981aj el5odk6h 52->67         started        69 S9981aj el5odk6h 52->69         started        71 23 other processes 52->71 113 Executes the "crontab" command typically for achieving persistence 56->113 115 Sample reads /proc/mounts (often used for finding a writable filesystem) 58->115 process16 signatures17 105 Sample reads /proc/mounts (often used for finding a writable filesystem) 64->105
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a7906586bfddb6e83e11bd9e899a33a1090d7a217b64b7ad2b3261f733e85c2f
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a7906586bfddb6e83e11bd9e899a33a1090d7a217b64b7ad2b3261f733e85c2f/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-23 18:07:24 UTC
File Type:
ELF32 Big (Exe)
AV detection:
7 of 36 (19.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=u6iglbv73w3oqpqrxwpitgrtueeq26rbpnslpljlgjq7om7ilqxq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/251123-wqfynazjdz/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-10001386-0
YARA:
n/a
Link:
https://app.threat.zone/submission/2bb80c36-eb5e-4798-b49a-9af7442b37a5
Please note that we are no longer able to provide a coverage score for Virus Total.

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:ach_202503_elf_Mirai
Create hunting rule
Author:abuse.ch
Description:Detects Mirai 'TSource' ELF files
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags

File information

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

Web download

Mirai

sh 4648fe36ec5436818619692859b48bb0b48442270eed73d6d0e4db7a9564a318

Mirai

elf a7906586bfddb6e83e11bd9e899a33a1090d7a217b64b7ad2b3261f733e85c2f

(this sample)

  
Dropped by
SHA256 4648fe36ec5436818619692859b48bb0b48442270eed73d6d0e4db7a9564a318
  
Dropped by
MD5 e5c767508f883181066335a239ae0e34
  
URLhaus
https://urlhaus.abuse.ch/url/3715229/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3686380/

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