MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3b839437e2566cd93a0d06fdc5b1cbb5c8f8ca85effb5c17b7ca5af412bdbc61. 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: 9


Intelligence 9 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3b839437e2566cd93a0d06fdc5b1cbb5c8f8ca85effb5c17b7ca5af412bdbc61
SHA3-384 hash: 6e6cd93a85e19ee2c846f659f45b8d7d0cf0b6dd9261905e550c3536b05fec663e8364690d6d213f1a40b410a3d7630c
SHA1 hash: d455d7b74d26f63e03ebc1fda9714ed7f8dd1faf
MD5 hash: cc13e71a71ad78e2b225ad909bdbf719
humanhash: bravo-single-cardinal-october
File name:zyre.arm5
Download: download sample
Signature Mirai
Create hunting rule
File size:49'200 bytes
First seen:2026-04-07 16:23:31 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:etMB4LifaWb198SB7Jdogb5Yk5yZGleO1XLfTuiqJl5/2IXe9AWwvzRSmP6:Wu4S11exL9P6
TLSH T19F23198ABC91C61BC6E022B76F2F9288331203F5C29B7657DC1A4B39666755B0F37B40
telfhash t113e02000bd78d71f18e30970dd9d4ba06112513264278725cf549ad8d53b1409209d1f
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

Intelligence

File Origin
# of uploads :
1
# of downloads :
51
Origin country :
DE DE
Vendor Threat Intelligence
Gathering data
Result
Verdict:
Clean
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gcc masquerade mirai rust
Link:
https://www.filescan.io/uploads/69d52fc42346b9da57c57ace/reports/1b6ea7dd-3386-4e75-9dcf-9884bac59997/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/3b839437e2566cd93a0d06fdc5b1cbb5c8f8ca85effb5c17b7ca5af412bdbc61
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-04-07T09:50:00Z UTC
Last seen:
2026-04-07T14:35:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/3b839437e2566cd93a0d06fdc5b1cbb5c8f8ca85effb5c17b7ca5af412bdbc61/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/9760f8ab-443d-4610-b0ce-b177d5afdd8e
Behavior Graph:
Download SVG
%3 guuid=27b53cbf-1600-0000-a371-2b40ab0c0000 pid=3243 /usr/bin/sudo guuid=bcca81c2-1600-0000-a371-2b40b00c0000 pid=3248 /tmp/sample.bin guuid=27b53cbf-1600-0000-a371-2b40ab0c0000 pid=3243->guuid=bcca81c2-1600-0000-a371-2b40b00c0000 pid=3248 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/bdfb2799-c614-4eec-b9f5-130e14cda8bf
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1894785
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1894785 Sample: zyre.arm5.elf Startdate: 07/04/2026 Architecture: LINUX Score: 48 14 169.254.169.254, 80 USDOSUS Reserved 2->14 16 109.202.202.202, 80 INIT7CH Switzerland 2->16 18 4 other IPs or domains 2->18 20 Multi AV Scanner detection for submitted file 2->20 6 dash rm 2->6         started        8 dash rm 2->8         started        10 python3.8 dpkg 2->10         started        12 zyre.arm5.elf 2->12         started        signatures3 process4
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/3b839437e2566cd93a0d06fdc5b1cbb5c8f8ca85effb5c17b7ca5af412bdbc61
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3b839437e2566cd93a0d06fdc5b1cbb5c8f8ca85effb5c17b7ca5af412bdbc61/
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2026-04-07 16:24:41 UTC
File Type:
ELF32 Little (Exe)
AV detection:
9 of 24 (37.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hobzin7ckzwnsoqna364lmolwxeprsuf575vyf5xzjnpiev5xrqq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/260407-twnvcabv9s/
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/3b839437e2566cd93a0d06fdc5b1cbb5c8f8ca85effb5c17b7ca5af412bdbc61

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: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:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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

File information

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

Web download

Mirai

elf 3b839437e2566cd93a0d06fdc5b1cbb5c8f8ca85effb5c17b7ca5af412bdbc61

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3813613/
  
Delivery method
Distributed via web download

Comments