MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 28b4d64ca9b0fddad1e87ef8d31a0b79803e34d26b53eeab205b851ab4f1c391. 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


Threat unknown


Vendor detections: 4


Intelligence 4 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 28b4d64ca9b0fddad1e87ef8d31a0b79803e34d26b53eeab205b851ab4f1c391
SHA3-384 hash: 3d8b4274dc120393a5bd5ff071538554de286d4f1cc97c0ccfe0b7e8e86a40f668c0afe9abaa57e5cf55f43fe1c9698d
SHA1 hash: e5d6a6a2e6113f8c846281cc2a0d7fdf07102ad4
MD5 hash: bb1ea7517e2dde8f1db1d989d47eee57
humanhash: east-alpha-charlie-whiskey
File name:main.x86-64-v4
Download: download sample
File size:66'640 bytes
First seen:2026-08-10 21:23:30 UTC
Last seen:2026-08-11 08:25:31 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:sy2ocWz/ZrJmc7G0kOxok/ZOQeh37ygor6kNzeUr:sy2gpJmcy9Oeh+rF
TLSH T1FC53081BB5E3B0BCC297D0745A5AD9B2B9317CA002213E7F97C8FA312E35E016759A71
telfhash t1382180711dee35a0a2e7ea216362f1359431595610f036f1d6b6b9f2de62f820bb0c37
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

Intelligence

File Origin
# of uploads :
3
# of downloads :
63
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Result
Verdict:
Clean
Maliciousness:
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
gcc
Link:
https://www.filescan.io/uploads/6a7a418726f9e2b4388cbb9a/reports/65082866-e452-47ae-a0df-37b365ea896b/overview
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-08-11T08:12:00Z UTC
Last seen:
2026-08-11T08:33:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/28b4d64ca9b0fddad1e87ef8d31a0b79803e34d26b53eeab205b851ab4f1c391/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/a67d1998-f952-4c4d-917e-ae3800d049a4
Behavior Graph:
Download SVG
%3 guuid=a6f521da-1900-0000-be2c-fc3541070000 pid=1857 /usr/bin/sudo guuid=bad336de-1900-0000-be2c-fc3543070000 pid=1859 /tmp/sample.bin guuid=a6f521da-1900-0000-be2c-fc3541070000 pid=1857->guuid=bad336de-1900-0000-be2c-fc3543070000 pid=1859 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/36ae953a-a534-4ed7-b963-65755040de3f
Result
Threat name:
n/a
Detection:
clean
Classification:
n/a
Score:
3 / 100
Link:
https://www.joesandbox.com/analysis/1955474
Behaviour
Behavior Graph:
n/a
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/28b4d64ca9b0fddad1e87ef8d31a0b79803e34d26b53eeab205b851ab4f1c391
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/28b4d64ca9b0fddad1e87ef8d31a0b79803e34d26b53eeab205b851ab4f1c391/
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fc2nmtfjwd65vupip34nggqlpgad4ngsnnj65kzalocrvnhryoiq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260810-z88ceayenf/
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/28b4d64ca9b0fddad1e87ef8d31a0b79803e34d26b53eeab205b851ab4f1c391

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: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

elf 28b4d64ca9b0fddad1e87ef8d31a0b79803e34d26b53eeab205b851ab4f1c391

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3898678/
  
Delivery method
Distributed via web download

Comments