MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 91bc65200be32f5580e65b5ea5bb76d5943764784ac043cf33a36b6186d09e02. 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: 7


Intelligence 7 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 91bc65200be32f5580e65b5ea5bb76d5943764784ac043cf33a36b6186d09e02
SHA3-384 hash: 5bcfa18ef0922f00db8b5180eb6c9eb819e06a8990ab7b46a918933004ef8e9d33f43f9c59a1ef5123689a7d674bba58
SHA1 hash: 2c954944b8056e2058ea9d17694e56b8f7ce6103
MD5 hash: b63915b04854e6b3f2e7ee3f7873d95a
humanhash: wyoming-thirteen-river-friend
File name:main.arm7
Download: download sample
File size:58'348 bytes
First seen:2026-08-11 02:03:01 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:jwnjYbl//mzoc7t4BCkAkdEPGlqyvbiTxzYEFg8KX:YYQzoc7t4BCkBpSxzYotKX
TLSH T13343D649FA41AB05D5E231FEFB8E414E33176FA8E7F9312199305FA013C6ADA0B76521
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 :
1
# of downloads :
56
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Trojan.Linux.Mirai.28751.30507.UNOFFICIAL
Create hunting rule

Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Launching a process
Runs as daemon
Creating a file in the %temp% directory
Collects information on the RAM
Creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gcc masquerade mirai rust
Link:
https://www.filescan.io/uploads/6a7a82ee6a460032123f4aaf/reports/7a8adbdb-78be-497c-bc78-cc737f84dd6f/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-08-10T23:53:00Z UTC
Last seen:
2026-08-12T19:53:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/91bc65200be32f5580e65b5ea5bb76d5943764784ac043cf33a36b6186d09e02/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/fecf93a2-6a37-4c74-a33d-2373b3c04487
Behavior Graph:
Download SVG
%3 guuid=2be56484-1900-0000-7aa8-04ea5c0c0000 pid=3164 /usr/bin/sudo guuid=15e40888-1900-0000-7aa8-04ea630c0000 pid=3171 /tmp/sample.bin guuid=2be56484-1900-0000-7aa8-04ea5c0c0000 pid=3164->guuid=15e40888-1900-0000-7aa8-04ea630c0000 pid=3171 execve
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9e6379b1-c07b-4027-b60f-c5cffcf0854c
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1955554
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1955554 Sample: main.arm7.elf Startdate: 11/08/2026 Architecture: LINUX Score: 48 36 94.154.43.12, 32, 45608 CDNEXTGB Turkey 2->36 38 daisy.ubuntu.com 2->38 40 Multi AV Scanner detection for submitted file 2->40 12 main.arm7.elf 2->12         started        14 python3.8 dpkg 2->14         started        signatures3 process4 process5 16 main.arm7.elf 12->16         started        process6 18 main.arm7.elf 16->18         started        process7 20 main.arm7.elf bash 18->20         started        22 main.arm7.elf 18->22         started        process8 24 bash lesspipe 20->24         started        26 bash groups 20->26         started        28 bash dircolors 20->28         started        process9 30 lesspipe 24->30         started        32 lesspipe basename 24->32         started        process10 34 lesspipe dirname 30->34         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/91bc65200be32f5580e65b5ea5bb76d5943764784ac043cf33a36b6186d09e02
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/91bc65200be32f5580e65b5ea5bb76d5943764784ac043cf33a36b6186d09e02/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=sg6gkial4mxvlahglnpklo3w2wkdozdyjlaehtztunvwdbwqtyba._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/260811-cgxp9syxby/
Behaviour
Writes file to tmp directory
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/91bc65200be32f5580e65b5ea5bb76d5943764784ac043cf33a36b6186d09e02

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_Generic_Threat_0ea505fa
Create hunting rule
Author:Elastic Security
Rule name:Linux_Generic_Threat_8299c877
Create hunting rule
Author:Elastic Security
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 91bc65200be32f5580e65b5ea5bb76d5943764784ac043cf33a36b6186d09e02

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3897937/
  
Delivery method
Distributed via web download

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