MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 683b7fcb91a3d1482b707933f25d7902e318401958e04880d24803bea2eaa524. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 683b7fcb91a3d1482b707933f25d7902e318401958e04880d24803bea2eaa524
SHA3-384 hash: 068f2aa761627dc2339180736d00c16765e1e9cf615606d67499f2f99e484a114f6b1130a41392227b9a16d725aa67e7
SHA1 hash: aa2bbbff17bf27e2400335ca519e4ede1b83ca97
MD5 hash: c90067afba502e812999fbb5b018acdf
humanhash: four-sierra-spring-video
File name:arm7.uhavenobotsxd
Download: download sample
Signature Mirai
Create hunting rule
File size:178'042 bytes
First seen:2025-11-06 05:52:53 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:aKCd0kOrZ6AaLS2BvbPUmL7WhoFDUhtTcjjneVxZM/9WhKnCV/:Ad0Z8Aau2BvbP7L7WhouhJcfneVLM/9c
TLSH T105042A46EB414B13C0D327B6FA9B824533239B64D7E773068928AFB43F8679E0E67505
telfhash t103311e26173a15297aa1c824eceda7f214198b232b54fb73df35c4dc25190aae53bc4f
Magika elf
Reporter abuse_ch
Tags:elf gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
48
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Dropper.Mirai-7135925-0
Create hunting rule

Unix.Dropper.Mirai-7139229-0
Create hunting rule

Unix.Trojan.Mirai-9760303-0
Create hunting rule

Unix.Trojan.Mirai-10001386-0
Create hunting rule

Unix.Trojan.Mirai-10010127-0
Create hunting rule

Unix.Trojan.Mirai-10017351-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Kills processes
Receives data from a server
Opens a port
Sends data to a server
Mounts file systems
Creates directories in a temporary directory
Sets a written file as executable
Creating a file
Creating a file in the %temp% directory
Creating a file in the %temp% subdirectories
Deleting a recently created file
Connection attempt
Substitutes an application name
Gathering data
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
true
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
3
Number of processes launched:
3
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/683b7fcb91a3d1482b707933f25d7902e318401958e04880d24803bea2eaa524
Behaviour
Anti-VM
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-06T03:48:00Z UTC
Last seen:
2025-11-06T04:38:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/683b7fcb91a3d1482b707933f25d7902e318401958e04880d24803bea2eaa524/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/500cf343-9025-4c13-bb0f-aaab8f838e3c
Behavior Graph:
Download SVG
%3 guuid=37d1e522-1800-0000-d6d5-1f1d910c0000 pid=3217 /usr/bin/sudo guuid=c82cc724-1800-0000-d6d5-1f1d940c0000 pid=3220 /tmp/sample.bin guuid=37d1e522-1800-0000-d6d5-1f1d910c0000 pid=3217->guuid=c82cc724-1800-0000-d6d5-1f1d940c0000 pid=3220 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/46790c45-2fd7-421e-9f58-f36adad05b03
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1809037
Signature
Multi AV Scanner detection for submitted file
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to kill a massive number of system processes
Sample tries to kill multiple processes (SIGKILL)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1809037 Sample: arm7.uhavenobotsxd.elf Startdate: 06/11/2025 Architecture: LINUX Score: 64 61 94.154.35.153, 59728, 6969 SELECTELRU Ukraine 2->61 63 192.229.74.252, 38160, 38176, 38180 LEASEWEB-USA-LAX-11US United States 2->63 65 5 other IPs or domains 2->65 67 Multi AV Scanner detection for submitted file 2->67 10 arm7.uhavenobotsxd.elf 2->10         started        13 udisksd dumpe2fs 2->13         started        15 udisksd dumpe2fs 2->15         started        17 166 other processes 2->17 signatures3 process4 signatures5 73 Sample tries to kill a massive number of system processes 10->73 75 Sample tries to kill multiple processes (SIGKILL) 10->75 77 Sample reads /proc/mounts (often used for finding a writable filesystem) 10->77 19 arm7.uhavenobotsxd.elf 10->19         started        process6 file7 55 /tmp/.taunt, POSIX 19->55 dropped 57 /tmp/.mock, POSIX 19->57 dropped 59 /tmp/.broken_shell, POSIX 19->59 dropped 22 arm7.uhavenobotsxd.elf 19->22         started        25 arm7.uhavenobotsxd.elf 19->25         started        27 arm7.uhavenobotsxd.elf 19->27         started        process8 signatures9 69 Sample tries to kill a massive number of system processes 22->69 71 Sample tries to kill multiple processes (SIGKILL) 22->71 29 arm7.uhavenobotsxd.elf 22->29         started        31 arm7.uhavenobotsxd.elf 22->31         started        33 arm7.uhavenobotsxd.elf 22->33         started        39 73 other processes 22->39 35 arm7.uhavenobotsxd.elf 25->35         started        37 arm7.uhavenobotsxd.elf 27->37         started        process10 process11 41 arm7.uhavenobotsxd.elf 29->41         started        43 arm7.uhavenobotsxd.elf 31->43         started        45 arm7.uhavenobotsxd.elf 33->45         started        47 arm7.uhavenobotsxd.elf 39->47         started        49 arm7.uhavenobotsxd.elf 39->49         started        51 arm7.uhavenobotsxd.elf 39->51         started        53 69 other processes 39->53
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/683b7fcb91a3d1482b707933f25d7902e318401958e04880d24803bea2eaa524
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/683b7fcb91a3d1482b707933f25d7902e318401958e04880d24803bea2eaa524/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-06 05:53:15 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=na5x7s4rupiuqk3qpez7exlzalrrqqazldqeragsjab35ixkuusa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:mirai discovery execution
Link:
https://tria.ge/reports/251106-glegpsgk6y/
Behaviour
Command and Scripting Interpreter: Unix Shell
Reads runtime system information
Writes file to tmp directory
Changes its process name
Security Software Discovery
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135925-0
YARA:
n/a
Link:
https://app.threat.zone/submission/ac0a818c-5304-4d12-9b8e-75204be8cf2c
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/683b7fcb91a3d1482b707933f25d7902e318401958e04880d24803bea2eaa524

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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

elf 683b7fcb91a3d1482b707933f25d7902e318401958e04880d24803bea2eaa524

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3686384/
  
Delivery method
Distributed via web download

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