MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b4833b1ecdac4e38f698d6cbce17c55abced953e5b07f9f1b8633ea825cd36d7. 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: 10


Intelligence 10 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b4833b1ecdac4e38f698d6cbce17c55abced953e5b07f9f1b8633ea825cd36d7
SHA3-384 hash: 6cf9faa13b93316d18de5a288e09bfa601ec7c1404719ed1c24cb049c418ddd5f30d6ba49b71c579964c3d6ba3e97822
SHA1 hash: 19698bb65ccee88aa1f61bd69adf9f9b490d23e7
MD5 hash: 0df59e05facdd1c5e66a66ccbeec4973
humanhash: angel-double-pennsylvania-fillet
File name:morte.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:45'680 bytes
First seen:2025-09-14 20:52:19 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:0bGR4S8ftS+fgEGxExazO8Rz3Rxiecrrmn+QIbcQ/TznGdP3w2YQU04uUs3Uoz+:ln8fLhxaKaRxsrmexgnC0Fz+
TLSH T19523E1643299F562C9B84CBEEF3805D11ACD2EE81D802333235579A4DE425EA5F744EB
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
File size (compressed) :45'680 bytes
File size (de-compressed) :112'108 bytes
Format:linux/arm
Unpacked file: 28a35af21fb5923947d051e57e29c93367fbabb39f30b09a5c9a86c2570a961f

Intelligence

File Origin
# of uploads :
1
# of downloads :
62
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-18.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
android masquerade obfuscated packed upx
Link:
https://www.filescan.io/uploads/68c72b11732879482929c9db/reports/7d383437-6ac5-4259-8721-ec3547390963/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
unknown
Number of open files:
48
Number of processes launched:
5
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b4833b1ecdac4e38f698d6cbce17c55abced953e5b07f9f1b8633ea825cd36d7
Behaviour
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:
2025-09-14T18:51:00Z UTC
Last seen:
2025-09-14T18:51:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b4833b1ecdac4e38f698d6cbce17c55abced953e5b07f9f1b8633ea825cd36d7/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/b831585b-34b1-4d70-a83c-6736854f036e
Behavior Graph:
Download SVG
%3 guuid=aa328652-1700-0000-3660-4ab76d0b0000 pid=2925 /usr/bin/sudo guuid=f432da54-1700-0000-3660-4ab7750b0000 pid=2933 /tmp/sample.bin guuid=aa328652-1700-0000-3660-4ab76d0b0000 pid=2925->guuid=f432da54-1700-0000-3660-4ab7750b0000 pid=2933 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ee6085ea-9fca-46bb-b665-ecf770a28f3e
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1777431
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Sends malformed DNS queries
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1777431 Sample: morte.arm.elf Startdate: 14/09/2025 Architecture: LINUX Score: 72 26 erfffxz.bounceme.net. [malformed] 2->26 28 169.254.169.254, 80 USDOSUS Reserved 2->28 30 5 other IPs or domains 2->30 32 Malicious sample detected (through community Yara rule) 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 Yara detected Mirai 2->36 38 Sample is packed with UPX 2->38 8 morte.arm.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        14 python3.8 dpkg 2->14         started        signatures3 40 Sends malformed DNS queries 26->40 process4 process5 16 morte.arm.elf 8->16         started        18 morte.arm.elf 8->18         started        20 morte.arm.elf 8->20         started        process6 22 morte.arm.elf 16->22         started        24 morte.arm.elf 16->24         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b4833b1ecdac4e38f698d6cbce17c55abced953e5b07f9f1b8633ea825cd36d7
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b4833b1ecdac4e38f698d6cbce17c55abced953e5b07f9f1b8633ea825cd36d7/
Threat name:
Linux.Trojan.Svirtu
Create hunting rule
Status:
Malicious
First seen:
2025-09-14 20:53:35 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wsbtwhwnvrhdr5uy23f44f6flk6o3fj6lmd7t4nymm7kqjong3lq._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
upx
Link:
https://tria.ge/reports/250914-znzjrsz1fs/
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/37ce4f79-59f9-42eb-94c5-e6bdd3d630de
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/b4833b1ecdac4e38f698d6cbce17c55abced953e5b07f9f1b8633ea825cd36d7

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_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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

Mirai

elf b4833b1ecdac4e38f698d6cbce17c55abced953e5b07f9f1b8633ea825cd36d7

(this sample)

Mirai

elf 28a35af21fb5923947d051e57e29c93367fbabb39f30b09a5c9a86c2570a961f

  
URLhaus
https://urlhaus.abuse.ch/url/3617105/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 28a35af21fb5923947d051e57e29c93367fbabb39f30b09a5c9a86c2570a961f
  
Dropping
MD5 c646dc58aadb188ce13478599d6137c0
  
URLhaus
https://urlhaus.abuse.ch/url/3617125/
  
URLhaus
https://urlhaus.abuse.ch/url/3614397/
  
URLhaus
https://urlhaus.abuse.ch/url/3617165/
  
URLhaus
https://urlhaus.abuse.ch/url/3617156/
  
URLhaus
https://urlhaus.abuse.ch/url/3617132/

Comments