MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2a7e7542927ad5a3fbfa0700d1008e57a0581534f1b347b9f10ab1cf2b8d45d0. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2a7e7542927ad5a3fbfa0700d1008e57a0581534f1b347b9f10ab1cf2b8d45d0
SHA3-384 hash: 95d8ab1957fee3bd6679e174a9141c6d340df536c018ec6bd234421b0f972b88426c28c28a602f846a71a6614749383a
SHA1 hash: b37bb6b4ca52c3a441f272e9583843161670dc7b
MD5 hash: 4672f1c7d5b5a52014cb6df81f85634e
humanhash: yellow-autumn-ink-queen
File name:morte.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:67'868 bytes
First seen:2025-08-26 14:22:00 UTC
Last seen:2025-08-26 16:23:41 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:hu3RNvTJfYwTppkJ6xCLDX8CbH4GL9dDc55pe2ejcB:c3RN7JP9oDX7bHHL9Y5peTy
TLSH T1976301345F3C69B68471683EECC1B4CE6A86958983F4C9434731884DE6F1E1A0FDE6A7
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) :67'868 bytes
File size (de-compressed) :174'880 bytes
Format:linux/arm
Unpacked file: 37aa6e147ced1d54538ce4c1ae1c987273e2115cda3d51ae88967ca65d7cc1ba

Intelligence

File Origin
# of uploads :
3
# of downloads :
35
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999.4618.9332.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Receives data from a server
Runs as daemon
Sets a written file as executable
Opens a port
Launching a process
Sends data to a server
Connection attempt
Substitutes an application name
Creates or modifies files in /init.d to set up autorun
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
packed threat upx
Link:
https://www.filescan.io/uploads/68adc3bb4a87ed79676c63ab/reports/02d914c4-6e5a-408a-9c8a-3416d75c661e/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
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/2a7e7542927ad5a3fbfa0700d1008e57a0581534f1b347b9f10ab1cf2b8d45d0
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:
2025-08-26T05:27:00Z UTC
Last seen:
2025-08-26T05:27:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/2a7e7542927ad5a3fbfa0700d1008e57a0581534f1b347b9f10ab1cf2b8d45d0/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/aa3e340c-8748-4b7c-a0df-3e3002d63cb9
Behavior Graph:
Download SVG
%3 guuid=9a1af5e0-1a00-0000-fd1c-a0430c0e0000 pid=3596 /usr/bin/sudo guuid=37cf0de3-1a00-0000-fd1c-a043120e0000 pid=3602 /tmp/sample.bin guuid=9a1af5e0-1a00-0000-fd1c-a0430c0e0000 pid=3596->guuid=37cf0de3-1a00-0000-fd1c-a043120e0000 pid=3602 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9379731d-ae39-428b-9b01-49f0edc8b187
Result
Threat name:
Mirai, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1765456
Signature
Drops files in suspicious directories
Found strings related to Crypto-Mining
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample is packed with UPX
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Yara detected Mirai
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1765456 Sample: morte.arm7.elf Startdate: 26/08/2025 Architecture: LINUX Score: 88 28 rinksog.com 196.251.87.166, 12121 SONIC-WirelessZA Seychelles 2->28 36 Multi AV Scanner detection for submitted file 2->36 38 Yara detected Mirai 2->38 40 Yara detected Xmrig cryptocurrency miner 2->40 42 Sample is packed with UPX 2->42 10 morte.arm7.elf 2->10         started        signatures3 process4 signatures5 46 Found strings related to Crypto-Mining 10->46 13 morte.arm7.elf 10->13         started        process6 process7 15 morte.arm7.elf 13->15         started        file8 26 /etc/init.d/sysd, POSIX 15->26 dropped 30 Sample tries to set files in /etc globally writable 15->30 32 Drops files in suspicious directories 15->32 34 Sample tries to persist itself using System V runlevels 15->34 19 morte.arm7.elf 15->19         started        22 morte.arm7.elf sh 15->22         started        signatures9 process10 signatures11 44 Sample deletes itself 19->44 24 sh cp 22->24         started        process12
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/2a7e7542927ad5a3fbfa0700d1008e57a0581534f1b347b9f10ab1cf2b8d45d0
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2a7e7542927ad5a3fbfa0700d1008e57a0581534f1b347b9f10ab1cf2b8d45d0/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-26 10:18:17 UTC
File Type:
ELF32 Little (Exe)
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fj7hkqusplk2h672a4ancaeok6qfqfju6gzupoprbky46k4nixia._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet credential_access discovery execution persistence upx
Link:
https://tria.ge/reports/250826-rqh1ssgq6x/
Behaviour
Command and Scripting Interpreter: Unix Shell
Reads runtime system information
Changes its process name
Reads system network configuration
Reads process memory
Enumerates active TCP sockets
Enumerates running processes
Modifies init.d
Modifies rc script
Deletes itself
Mirai
Mirai family
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/6aedc3a3-56bd-4eed-bc04-597c3a5b6d11
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: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:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
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 2a7e7542927ad5a3fbfa0700d1008e57a0581534f1b347b9f10ab1cf2b8d45d0

(this sample)

Mirai

elf 37aa6e147ced1d54538ce4c1ae1c987273e2115cda3d51ae88967ca65d7cc1ba

  
URLhaus
https://urlhaus.abuse.ch/url/3608058/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 37aa6e147ced1d54538ce4c1ae1c987273e2115cda3d51ae88967ca65d7cc1ba
  
Dropping
MD5 c24b33f8fae1e0233ba7b991d1de121d
  
URLhaus
https://urlhaus.abuse.ch/url/3611954/

Comments