MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b91887a7eb292d193741b7fe36b1e59123e6548688c051836638c9a80f832d64. 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: 6


Intelligence 6 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b91887a7eb292d193741b7fe36b1e59123e6548688c051836638c9a80f832d64
SHA3-384 hash: 4c92584c0a57e3f1f51d7b7fa9ba86b7715c866679b9d063619de796874b41be7765a3f840188e963d64078c8e199758
SHA1 hash: a925ea2671628221b2e111dcdf99d70abcef41bc
MD5 hash: fdb0cbfc1e1851a717ed043cd33cb5f4
humanhash: lemon-social-mississippi-wyoming
File name:sensi.sh
Download: download sample
Signature Mirai
Create hunting rule
File size:1'203 bytes
First seen:2025-11-28 19:39:37 UTC
Last seen:Never
File type: sh
MIME type:text/x-shellscript
ssdeep 12:q0FB2mX0F2p0F6uKBo0Fp3vrX0FyV3xvCO0Ff8NIR3SMqkX0FVM37K3i0FoGkv0h:v8msH6nJpvg64L0NIx2ksc7Knv2w
TLSH T1B32121CA25E601BC6CB27D67707F450032D5D5A564D0AF0DB9DC7DE6808DF14B8C1693
TrID 70.0% (.SH) Linux/UNIX shell script (7000/1)
30.0% (.) Unix-like shebang (var.3) (gen) (3000/1)
Magika shell
Reporter abuse_ch
Tags:mirai sh

Intelligence

File Origin
# of uploads :
1
# of downloads :
28
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30790.LX.BOT.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Downloader-29.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Downloader-6.UNOFFICIAL
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/6929faaa1b65ca0bb926e6f4/reports/41ab0ccf-e581-4e2a-877f-3201401b85f5/overview
Result
Gathering data
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/b91887a7eb292d193741b7fe36b1e59123e6548688c051836638c9a80f832d64
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b91887a7eb292d193741b7fe36b1e59123e6548688c051836638c9a80f832d64/
Threat name:
Linux.Downloader.Morila
Create hunting rule
Status:
Malicious
First seen:
2025-11-28 19:40:26 UTC
File Type:
Text (Shell)
AV detection:
21 of 36 (58.33%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xemipj7lfewrsn2bw77dnmpfser6mvegrdafda3ghde2qd4dfvsa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/251128-ydm8bazrej/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Writes file to tmp directory
Reads system network configuration
UPX packed file
Enumerates active TCP sockets
Enumerates running processes
File and Directory Permissions Modification
Executes dropped EXE
Modifies Watchdog functionality
Contacts a large (20319) amount of remote hosts
Creates a large amount of network flows
Mirai
Mirai family
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.36
Link:
https://yomi.yoroi.company/submissions/b91887a7eb292d193741b7fe36b1e59123e6548688c051836638c9a80f832d64

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:Linux_Shellscript_Downloader
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Shellscript downloaders

File information

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

Web download

Mirai

sh b91887a7eb292d193741b7fe36b1e59123e6548688c051836638c9a80f832d64

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3719043/
  
Delivery method
Distributed via web download

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