MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 445c281b69bb82cc025992a0373604228d4dac8941c828666122a5efb3ec530e. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 445c281b69bb82cc025992a0373604228d4dac8941c828666122a5efb3ec530e
SHA3-384 hash: d3612776dd729655dcf9c9233d16aeea2b92db52a455e676d269fc357ced8d3ee28c889271403b310abdb143c3bded3a
SHA1 hash: 72d717be935edadff3352f1ef0adb396cd6ff575
MD5 hash: 8883f0923289478dd5384f14b005f8ab
humanhash: quiet-foxtrot-carpet-asparagus
File name:Orbt.arm5
Download: download sample
Signature Mirai
Create hunting rule
File size:84'760 bytes
First seen:2025-10-23 00:06:13 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:aE274a1p+5JxlNqaaWow2NUVurWoD4+F6pmQLmVd/x:9274arYz72NcurKLOVpx
TLSH T1E9831945BD928A6FC6D023B9FB6E628E3351A7F0C2DA3617CC194B1437C625F0E76A41
telfhash t131f04604bd398b8a54e25924dca903938493927b60218b25ff58ded0883f009f328d1e
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 e8cabaecd115c1de95f9a960a1cd80ed2933f919ed017f0c77c0ede9aab79197
File size (compressed) :35'100 bytes
File size (de-compressed) :84'760 bytes
Format:linux/arm
Packed file: e8cabaecd115c1de95f9a960a1cd80ed2933f919ed017f0c77c0ede9aab79197

Intelligence

File Origin
# of uploads :
1
# of downloads :
132
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-6.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

Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade obfuscated rust
Link:
https://www.filescan.io/uploads/68f9719cc85c5c569732fec9/reports/20bc2f29-cb26-4d8f-80c7-e4fdd3d39dc1/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-10-22T18:33:00Z UTC
Last seen:
2025-10-22T22:28:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/445c281b69bb82cc025992a0373604228d4dac8941c828666122a5efb3ec530e/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/a0b2e6ab-ba1d-4dd3-8847-c4326841ee04
Behavior Graph:
Download SVG
%3 guuid=fd201dbd-1900-0000-de8a-a00e71090000 pid=2417 /usr/bin/sudo guuid=e108cebe-1900-0000-de8a-a00e76090000 pid=2422 /tmp/sample.bin guuid=fd201dbd-1900-0000-de8a-a00e71090000 pid=2417->guuid=e108cebe-1900-0000-de8a-a00e76090000 pid=2422 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ee1314a4-4c13-4228-babf-5a13f4027ec4
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1800264
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/445c281b69bb82cc025992a0373604228d4dac8941c828666122a5efb3ec530e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/445c281b69bb82cc025992a0373604228d4dac8941c828666122a5efb3ec530e/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-23 00:06:49 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=irocqg3jxobmyaszskqdonqeekgu3lejihecqztbeks67m7mkmha._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai
Link:
https://tria.ge/reports/251023-ad71qacy8h/
Malware Config
C2 Extraction:
mirailoversddos.duckdns.org
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7100807-0
YARA:
n/a
Link:
https://app.threat.zone/submission/2b4d178e-9dc6-47bd-8797-3ea9a882b2a3
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/445c281b69bb82cc025992a0373604228d4dac8941c828666122a5efb3ec530e

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_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 e8cabaecd115c1de95f9a960a1cd80ed2933f919ed017f0c77c0ede9aab79197

Mirai

elf 445c281b69bb82cc025992a0373604228d4dac8941c828666122a5efb3ec530e

(this sample)

  
Dropped by
SHA256 e8cabaecd115c1de95f9a960a1cd80ed2933f919ed017f0c77c0ede9aab79197
  
URLhaus
https://urlhaus.abuse.ch/url/3682148/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 b897889edfa0390e009255664cce175f

Comments