MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7904d673d8ad3cd8a73f2c12f0e3d9981a495f3e0ec1b263675d81ddd0ed41bc. 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: 10


Intelligence 10 IOCs YARA 11 File information Comments
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SHA256 hash: 7904d673d8ad3cd8a73f2c12f0e3d9981a495f3e0ec1b263675d81ddd0ed41bc
SHA3-384 hash: a6b06793577ff5926e4f4ce5aac54e0e01cc771d13678f14ecf2dce12ef0373bb1198d6a3f191002fddd2164b7d95ab4
SHA1 hash: 44e39e00c602ad30ed45feade454e85395d17fdb
MD5 hash: c2aab22fb37af6d26f6b7bdb748eec54
humanhash: floor-white-connecticut-oranges
File name:mirai.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:70'696 bytes
First seen:2025-11-25 04:54:24 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:LkN0j5BjDdaLpLTSqtbV5qmEluq5mDVCh8T5rDeq356x5/mO:LkSjKLpVTEboDZTL3C5
TLSH T1AF631A85BCD1C612CAD423B7FA2E118D332653DCD2EF7203AD252F6426CA91E1E3B556
telfhash t1f141f0e79bb80adc67e65748958ea2295fec389a3b142057891cd74fc553ac3f02c433
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 aca04410fd7613b7d6daaec96e9303ea4ec3b32d72cf2652bfc7401b78c4638f
File size (compressed) :28'612 bytes
File size (de-compressed) :70'696 bytes
Format:linux/arm
Packed file: aca04410fd7613b7d6daaec96e9303ea4ec3b32d72cf2652bfc7401b78c4638f

Intelligence

File Origin
# of uploads :
1
# of downloads :
112
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29524.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Exploit-3.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7355719-0
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Unix.Dropper.Mirai-9977145-0
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Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-25T03:11:00Z UTC
Last seen:
2025-11-25T07:24:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/7904d673d8ad3cd8a73f2c12f0e3d9981a495f3e0ec1b263675d81ddd0ed41bc/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/8b96c732-306b-4e91-8ec0-1a659446a396
Behavior Graph:
Download SVG
%3 guuid=a532a851-1a00-0000-50b0-4e70bf090000 pid=2495 /usr/bin/sudo guuid=bf710f54-1a00-0000-50b0-4e70c6090000 pid=2502 /tmp/sample.bin guuid=a532a851-1a00-0000-50b0-4e70bf090000 pid=2495->guuid=bf710f54-1a00-0000-50b0-4e70c6090000 pid=2502 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0241e75a-39a0-4c57-b151-b1413a1e1458
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1820281
Signature
Antivirus / Scanner detection for submitted sample
Detected Mirai
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Suricata IDS alerts for network traffic
Uses known network protocols on non-standard ports
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1820281 Sample: mirai.arm.elf Startdate: 25/11/2025 Architecture: LINUX Score: 100 31 41.21.227.37 Vodacom-VBZA South Africa 2->31 33 109.114.39.17 VODAFONE-IT-ASNIT Italy 2->33 35 98 other IPs or domains 2->35 37 Suricata IDS alerts for network traffic 2->37 39 Malicious sample detected (through community Yara rule) 2->39 41 Antivirus / Scanner detection for submitted sample 2->41 43 4 other signatures 2->43 8 mirai.arm.elf 2->8         started        10 gnome-session-binary sh gsd-print-notifications 2->10         started        12 xfce4-session rm 2->12         started        14 2 other processes 2->14 signatures3 process4 process5 16 mirai.arm.elf 8->16         started        18 gsd-print-notifications 10->18         started        process6 20 mirai.arm.elf 16->20         started        23 mirai.arm.elf 16->23         started        25 mirai.arm.elf 16->25         started        29 5 other processes 16->29 27 gsd-print-notifications gsd-printer 18->27         started        signatures7 45 Sample tries to kill multiple processes (SIGKILL) 20->45
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/7904d673d8ad3cd8a73f2c12f0e3d9981a495f3e0ec1b263675d81ddd0ed41bc
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7904d673d8ad3cd8a73f2c12f0e3d9981a495f3e0ec1b263675d81ddd0ed41bc/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-25 04:55:35 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pecnm46yvu6nrjz7fqjpby6ztanesxz6b3a3ey3hlwa53uhnig6a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai
Link:
https://tria.ge/reports/251125-fkd9wagq8v/
Verdict:
Malicious
Tags:
botnet mirai Unix.Dropper.Mirai-7355719-0
YARA:
MAL_ELF_LNX_Mirai_Oct10_1 MAL_ELF_LNX_Mirai_Oct10_2
Link:
https://app.threat.zone/submission/66df9e0d-0705-48e9-976d-d4e09bea71d2
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/7904d673d8ad3cd8a73f2c12f0e3d9981a495f3e0ec1b263675d81ddd0ed41bc

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:CVE_2017_17215
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Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_1ac392ca
Create hunting rule
Author:Elastic Security
Rule name:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:MAL_ELF_LNX_Mirai_Oct10_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF Mirai variant
Reference:Internal Research
Rule name:MAL_ELF_LNX_Mirai_Oct10_2
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:MAL_ELF_LNX_Mirai_Oct10_2_RID2F3A
Create hunting rule
Author:Florian Roth
Description:Detects ELF malware Mirai related
Reference:Internal Research
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 aca04410fd7613b7d6daaec96e9303ea4ec3b32d72cf2652bfc7401b78c4638f

Mirai

elf 7904d673d8ad3cd8a73f2c12f0e3d9981a495f3e0ec1b263675d81ddd0ed41bc

(this sample)

  
Dropped by
SHA256 aca04410fd7613b7d6daaec96e9303ea4ec3b32d72cf2652bfc7401b78c4638f
  
URLhaus
https://urlhaus.abuse.ch/url/3703593/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 1a4d30463456578a69bf3ebe689f4830

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