MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 da2977cb3d0369afc113d77d09e96d4b1f423c695fc655df203df15b60224f9c. 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: 9


Intelligence 9 IOCs YARA 16 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: da2977cb3d0369afc113d77d09e96d4b1f423c695fc655df203df15b60224f9c
SHA3-384 hash: 8afbe49ee8e6e35a6147eea93a1598e619c81cc0e8d9937b9d5d5f51c1a2e923536da6bf4d28a8afc691b92e18387520
SHA1 hash: 5a61f5e468e5fd7e4af1ee0199a9609f94a9567b
MD5 hash: 157386b5e07a295571d7e46edb7c6122
humanhash: quiet-sad-bulldog-chicken
File name:debug
Download: download sample
Signature Mirai
Create hunting rule
File size:99'668 bytes
First seen:2025-12-02 00:10:34 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:g72oXkQcSKx42dRynru9s5Ne+/dw3+nubpQTOSkuzw:g7aQcRx42au+5U+lwuubwz
TLSH T146A36DC6E5D3D8FEFC1605312176AB37ADB6E27F2278CA82C3A99531A822410D51776C
telfhash t1f731fbf51a7e0cdc67d49d02d14e1f71695a6b7b146036a305f39934266be8100bfd38
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 771f8774289266bebfd663e5fad42b123b34a10c13827eca4e29761a6c7aed1f
File size (compressed) :43'740 bytes
File size (de-compressed) :99'668 bytes
Format:linux/i386
Packed file: 771f8774289266bebfd663e5fad42b123b34a10c13827eca4e29761a6c7aed1f

Intelligence

File Origin
# of uploads :
1
# of downloads :
47
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
No details
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-14.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Unix.Trojan.Mirai-10016614-0
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
gafgyt mirai obfuscated
Link:
https://www.filescan.io/uploads/692e2ea23cf0944cdda821fe/reports/bfa93874-f5b3-4a64-bd51-d72ac6523f6a/overview
Result
Gathering data
Gathering data
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1824042
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Deletes system log files
Malicious sample detected (through community Yara rule)
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1824042 Sample: debug.elf Startdate: 02/12/2025 Architecture: LINUX Score: 80 36 151.242.30.13, 12121, 60874, 60876 RASANAIR Iran (ISLAMIC Republic Of) 2->36 38 34.243.160.129, 443, 50548 AMAZON-02US United States 2->38 40 daisy.ubuntu.com 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 Antivirus detection for dropped file 2->44 46 Antivirus / Scanner detection for submitted sample 2->46 48 Multi AV Scanner detection for submitted file 2->48 8 debug.elf 2->8         started        11 dash rm 2->11         started        13 dash cat 2->13         started        15 9 other processes 2->15 signatures3 process4 file5 34 /usr/local/bin/infinitd, ELF 8->34 dropped 17 debug.elf 8->17         started        19 debug.elf sh 8->19         started        21 debug.elf sh 8->21         started        23 2 other processes 8->23 process6 process7 25 debug.elf 17->25         started        28 sh 19->28         started        30 sh 21->30         started        32 debug.elf 23->32         started        signatures8 50 Manipulation of devices in /dev 25->50 52 Deletes system log files 25->52
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/da2977cb3d0369afc113d77d09e96d4b1f423c695fc655df203df15b60224f9c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/da2977cb3d0369afc113d77d09e96d4b1f423c695fc655df203df15b60224f9c/
Threat name:
Linux.Trojan.LnxMirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-02 00:11:16 UTC
File Type:
ELF32 Little (Exe)
AV detection:
23 of 36 (63.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3iuxpsz5anu27qit256qt2lnjmpuepdjl7dflxzahxyvwybcj6oa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery linux persistence privilege_escalation
Link:
https://tria.ge/reports/251202-agqkvadv4f/
Behaviour
Reads runtime system information
Enumerates running processes
Modifies systemd
Write file to user bin folder
Writes file to system bin folder
Deletes Audit logs
Deletes journal logs
Deletes system logs
Modifies Watchdog functionality
Mirai
Mirai family
Malware Config
C2 Extraction:
teamc2.duckdns.org
Verdict:
Malicious
Tags:
trojan mirai gafgyt Unix.Trojan.Mirai-7100807-0
YARA:
Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Mirai_fa3ad9d0 Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_93fc3657 Linux_Trojan_Mirai_804f8e7c Linux_Trojan_Mirai_99d78950 Linux_Trojan_Mirai_a68e498c Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_ae9d0fa6 Linux_Trojan_Mirai_389ee3e9 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3
Link:
https://app.threat.zone/submission/d171a1fb-4fe8-45ba-a954-8f57c58e32a8
Please note that we are no longer able to provide a coverage score for Virus Total.

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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:Linux_Trojan_Gafgyt_5bf62ce4
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_804f8e7c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_93fc3657
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_99d78950
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_a68e498c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_ae9d0fa6
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_fa3ad9d0
Create hunting rule
Author:Elastic Security
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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 771f8774289266bebfd663e5fad42b123b34a10c13827eca4e29761a6c7aed1f

Mirai

elf da2977cb3d0369afc113d77d09e96d4b1f423c695fc655df203df15b60224f9c

(this sample)

  
Dropped by
SHA256 771f8774289266bebfd663e5fad42b123b34a10c13827eca4e29761a6c7aed1f
  
URLhaus
https://urlhaus.abuse.ch/url/3719331/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 21716c7990db9cc4a2e5ca6365a8b921

Comments