MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cf20e20bb537c80ad28e69b294d4688d39d318b1fe0ce431bc9f1e9e4d50fd98. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cf20e20bb537c80ad28e69b294d4688d39d318b1fe0ce431bc9f1e9e4d50fd98
SHA3-384 hash: b0a4fa78ba6b021b598b367198e501c1f0e395416b4740782ed25fe1c600c8eada8e17c6b69189e89cc01ffd07dd9584
SHA1 hash: cac2fc5851dc92ef31a355dd57e6eabc3823c8b1
MD5 hash: f354070edf797a5b88e955560e70ece7
humanhash: fish-carpet-indigo-tennessee
File name:deploy0check0spamxnxhaus.arm5
Download: download sample
Signature Mirai
Create hunting rule
File size:53'764 bytes
First seen:2025-10-20 06:41:07 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:GjIoXTVhcB7q5fhgQqjRw5Z7lJSR39ZxsaP2VNnUwIFoKFsMuoRNtd0n5ziD:yVKB7K5gblGZ7lJSR39XP2VNnZIe6d
TLSH T17A330792FC82859AC5C067B6A72E568A73B263A4D1DF3313DC184F1037C565F8E6BE81
telfhash t153f09e04fe7a4e1548d5a9b0dc7c0260d9035127a5a24720df23cad1883f044d30cd1d
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-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 ae97ab43ee823362be487dd88c353fbec116fec6f8b9f72492c06d1eb6ccd8bb
File size (compressed) :24'024 bytes
File size (de-compressed) :53'764 bytes
Format:linux/arm
Packed file: ae97ab43ee823362be487dd88c353fbec116fec6f8b9f72492c06d1eb6ccd8bb

Intelligence

File Origin
# of uploads :
1
# of downloads :
131
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999-6.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-10056451-0
Create hunting rule

Unix.Trojan.Mirai-10056463-0
Create hunting rule

Unix.Trojan.Mirai-10057788-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade obfuscated
Link:
https://www.filescan.io/uploads/68f5db63c85c5c56972ea745/reports/259710a3-7864-49df-9567-7e47b52add0b/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-10-20T03:53:00Z UTC
Last seen:
2025-10-20T04:29:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj
Link:
https://opentip.kaspersky.com/cf20e20bb537c80ad28e69b294d4688d39d318b1fe0ce431bc9f1e9e4d50fd98/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/944c4720-706a-4e5c-9836-376118ac0e40
Behavior Graph:
Download SVG
%3 guuid=3e7a99cb-2100-0000-2706-2ee86d0a0000 pid=2669 /usr/bin/sudo guuid=31f21cce-2100-0000-2706-2ee8770a0000 pid=2679 /tmp/sample.bin guuid=3e7a99cb-2100-0000-2706-2ee86d0a0000 pid=2669->guuid=31f21cce-2100-0000-2706-2ee8770a0000 pid=2679 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0e7d204b-adaf-4ebf-b033-297a9985336a
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1798067
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/cf20e20bb537c80ad28e69b294d4688d39d318b1fe0ce431bc9f1e9e4d50fd98
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cf20e20bb537c80ad28e69b294d4688d39d318b1fe0ce431bc9f1e9e4d50fd98/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/cf20e20bb537c80ad28e69b294d4688d39d318b1fe0ce431bc9f1e9e4d50fd98
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-20 06:49:47 UTC
File Type:
ELF32 Little (Exe)
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=z4qoec5vg7eavuuongzjjvdiru45ggfr7ygoimn4t4pj4tkq7wma._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai
Link:
https://tria.ge/reports/251020-hlh1kagn3s/
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/42b4f437-93db-4e84-8c05-c5d178b11e6c
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/cf20e20bb537c80ad28e69b294d4688d39d318b1fe0ce431bc9f1e9e4d50fd98

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:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 ae97ab43ee823362be487dd88c353fbec116fec6f8b9f72492c06d1eb6ccd8bb

Mirai

elf cf20e20bb537c80ad28e69b294d4688d39d318b1fe0ce431bc9f1e9e4d50fd98

(this sample)

  
Dropped by
SHA256 ae97ab43ee823362be487dd88c353fbec116fec6f8b9f72492c06d1eb6ccd8bb
  
URLhaus
https://urlhaus.abuse.ch/url/3682126/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 a1b02c76851c115bde298186ab8efa77

Comments