MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1a62aabc26ace9ee3e99e2dff5a2237f8a1f1e36dfbfcbc2c9bf5f6beb8d00f1. 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 5 File information Comments
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SHA256 hash: 1a62aabc26ace9ee3e99e2dff5a2237f8a1f1e36dfbfcbc2c9bf5f6beb8d00f1
SHA3-384 hash: 4ca8717d125cdde98ab0bd354deaccd69261148ee8fe0739cc7b5c3575260187f978c0d47b9b2dfdea0c76a28210e2b5
SHA1 hash: e82f875930c90d9b4769f5c7a5106b606a393ae7
MD5 hash: c12042f9984f752745a45bdbda1d7c82
humanhash: twenty-monkey-steak-stream
File name:morte.mpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:42'648 bytes
First seen:2025-08-22 01:13:43 UTC
Last seen:2025-08-22 22:09:14 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:UFwXObVSLKpYsvb43P6Fa8/LxsgXCfuBb9GW5Mgvv3frWc:bebIKptDDFN/LKJW5Mgvvvl
TLSH T1B513F29EDA568765CF8BADFDA18C26F11A83C6A513FF434D230809C4FB7D249284B19D
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) :42'648 bytes
File size (de-compressed) :107'108 bytes
Format:linux/mipsel
Unpacked file: d29d1610cc30fa4249329e923b294a1f701e248dad3aa613c25e7af4d106adaa

Intelligence

File Origin
# of uploads :
2
# of downloads :
72
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-20.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Sends data to a server
Changes access rights for a file
Deletes a file
Sets a written file as executable
Receives data from a server
Launching a process
Connection attempt
DNS request
Changes access rights for a written file
Runs as daemon
Substitutes an application name
Writes files to system directory
Creates or modifies files in /init.d to set up autorun
Creates or modifies symbolic links in /init.d to set up autorun
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
masquerade packed threat upx
Link:
https://www.filescan.io/uploads/68a7c4607137d6845836ddb9/reports/2c69cafe-996e-4bd1-b25b-bc9f4700cd48/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/4c6ac7c3-b163-499d-ada8-d4fea2704f39
Behavior Graph:
Download SVG
%3 guuid=79c22255-1800-0000-24e9-052f900c0000 pid=3216 /usr/bin/sudo guuid=d8080158-1800-0000-24e9-052f910c0000 pid=3217 /tmp/sample.bin guuid=79c22255-1800-0000-24e9-052f900c0000 pid=3216->guuid=d8080158-1800-0000-24e9-052f910c0000 pid=3217 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/d5166168-26b7-4108-8816-11d717407e58
Result
Threat name:
Mirai, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1762595
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Drops files in suspicious directories
Drops invisible ELF files
Found strings related to Crypto-Mining
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Sends malformed DNS queries
Yara detected Mirai
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1762595 Sample: morte.mpsl.elf Startdate: 22/08/2025 Architecture: LINUX Score: 100 31 codingvix.win. [malformed] 2->31 33 65.222.202.53, 80 CAPEREGIONALHEALTHSYSTEMUS United States 2->33 41 Antivirus detection for dropped file 2->41 43 Antivirus / Scanner detection for submitted sample 2->43 45 Multi AV Scanner detection for submitted file 2->45 49 3 other signatures 2->49 10 morte.mpsl.elf 2->10         started        signatures3 47 Sends malformed DNS queries 31->47 process4 signatures5 55 Found strings related to Crypto-Mining 10->55 13 morte.mpsl.elf 10->13         started        process6 process7 15 morte.mpsl.elf 13->15         started        file8 29 /etc/init.d/sysd, POSIX 15->29 dropped 35 Sample tries to set files in /etc globally writable 15->35 37 Drops files in suspicious directories 15->37 39 Sample tries to persist itself using System V runlevels 15->39 19 morte.mpsl.elf sh 15->19         started        21 morte.mpsl.elf 15->21         started        signatures9 process10 process11 23 sh cp 19->23         started        file12 27 /usr/bin/.sh, ELF 23->27 dropped 51 Drops invisible ELF files 23->51 53 Drops files in suspicious directories 23->53 signatures13
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/1a62aabc26ace9ee3e99e2dff5a2237f8a1f1e36dfbfcbc2c9bf5f6beb8d00f1
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1a62aabc26ace9ee3e99e2dff5a2237f8a1f1e36dfbfcbc2c9bf5f6beb8d00f1/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-22 01:14:35 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 36 (47.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=djrkvpbgvtu64puz4lp7lirdp6fb6hrw3674xqwjx5pwx24nadyq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet credential_access discovery persistence upx
Link:
https://tria.ge/reports/250822-blybxsytcy/
Behaviour
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
Write file to user bin folder
Mirai
Mirai family
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/f7eb3b02-1a7c-43c1-b252-78756349dc19
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/1a62aabc26ace9ee3e99e2dff5a2237f8a1f1e36dfbfcbc2c9bf5f6beb8d00f1

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 1a62aabc26ace9ee3e99e2dff5a2237f8a1f1e36dfbfcbc2c9bf5f6beb8d00f1

(this sample)

Mirai

elf d29d1610cc30fa4249329e923b294a1f701e248dad3aa613c25e7af4d106adaa

  
URLhaus
https://urlhaus.abuse.ch/url/3607820/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 d29d1610cc30fa4249329e923b294a1f701e248dad3aa613c25e7af4d106adaa
  
Dropping
MD5 9ccb23696a462033c148723b1c98d913
  
URLhaus
https://urlhaus.abuse.ch/url/3608947/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments