MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f91893c17e82c212b00b99b669bc052edfca640d66e4a5993d9c2b9da87d805d. 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: 8


Intelligence 8 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f91893c17e82c212b00b99b669bc052edfca640d66e4a5993d9c2b9da87d805d
SHA3-384 hash: 382a349c1999de78a6c1ef74f7f44c1f3650da3283358e07eb39edc0d2618a9099e9d9d4a4897d7650171b09ab5c5e03
SHA1 hash: aba996e5c8aa1e1c2ea728737a1fb664777521c8
MD5 hash: b134fff982adf0f53f541d27a4432909
humanhash: november-jig-seven-carbon
File name:zerarm
Download: download sample
Signature Mirai
Create hunting rule
File size:51'712 bytes
First seen:2025-12-25 01:47:46 UTC
Last seen:2025-12-25 21:46:38 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:1hWNe27yzchRb5WIgWm3xRczyknS+2X7e6+Jc9t3cMX+lNFcP4B4oQTh:6Ne27yw9g93z6rnS+p7q9R+KNjT
TLSH T133331985B8859616C5E4227FFA2F028C372623B8E2EF7217DD126F15778A82F0D37651
telfhash t1a1318871efec5e9c47d18344059b222e89ec30f817126369afae2f4b57528c136aa436
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

Intelligence

File Origin
# of uploads :
2
# of downloads :
79
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
rust
Link:
https://www.filescan.io/uploads/694c97e184afa5547b5db208/reports/6055720a-7d62-4d76-8e01-f623caf5984d/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-25T00:28:00Z UTC
Last seen:
2025-12-25T00:41:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/f91893c17e82c212b00b99b669bc052edfca640d66e4a5993d9c2b9da87d805d/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/a5a1d354-6bb8-4631-8e2d-40bee6d9675b
Behavior Graph:
Download SVG
%3 guuid=08509d3c-1900-0000-1641-ba11b30b0000 pid=2995 /usr/bin/sudo guuid=2ef27c3e-1900-0000-1641-ba11b60b0000 pid=2998 /tmp/sample.bin guuid=08509d3c-1900-0000-1641-ba11b30b0000 pid=2995->guuid=2ef27c3e-1900-0000-1641-ba11b60b0000 pid=2998 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9217deb7-a78d-401f-930a-a1db4b2fe84a
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1839166
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1839166 Sample: zerarm.elf Startdate: 25/12/2025 Architecture: LINUX Score: 48 14 206.189.99.30, 39691, 56540 DIGITALOCEAN-ASNUS United States 2->14 16 slursbeback.ru 2->16 18 Multi AV Scanner detection for submitted file 2->18 8 zerarm.elf 2->8         started        signatures3 process4 process5 10 zerarm.elf 8->10         started        process6 12 zerarm.elf 10->12         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f91893c17e82c212b00b99b669bc052edfca640d66e4a5993d9c2b9da87d805d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f91893c17e82c212b00b99b669bc052edfca640d66e4a5993d9c2b9da87d805d/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-25 01:48:17 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7emjhql6qlbbfmaltg3gtpaff3p4uzanm3sklgj5tqvz3kd5qboq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/251225-b8e4vssqbz/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9885259-0
YARA:
n/a
Link:
https://app.threat.zone/submission/97d9b7b9-09a4-4d44-8938-30e05f1cc9c4
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/f91893c17e82c212b00b99b669bc052edfca640d66e4a5993d9c2b9da87d805d

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_d94e1020
Create hunting rule
Author:Elastic Security
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

Mirai

elf f91893c17e82c212b00b99b669bc052edfca640d66e4a5993d9c2b9da87d805d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739206/
  
Delivery method
Distributed via web download

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