MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 04773b2be8239ff774f0549a81559504c1dcdd4556c3aa8a28a77b285e02348b. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 04773b2be8239ff774f0549a81559504c1dcdd4556c3aa8a28a77b285e02348b
SHA3-384 hash: 77006a513f4f7e9cf812d24910080f9369ab69d061321841514edd042646ca73072c9bbed088243b7f485c99068659b0
SHA1 hash: 8551921306b456d3d31e61768e125e235f3d691e
MD5 hash: b1f3a500f6313f6580d511bd121673fb
humanhash: saturn-avocado-december-enemy
File name:Kloki.arm4
Download: download sample
Signature Mirai
Create hunting rule
File size:52'492 bytes
First seen:2025-01-14 15:21:20 UTC
Last seen:2025-01-15 09:45:44 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:Rhlj99J7ZaMOB6RIwqD2z896wloUQoC9KUq0LxtkZQ9HfK53UGR:Rhlx9J7ZaMOBcqD2zMNloUTCwUqstEZR
TLSH T1113302E11E42D9F0D7394D39F15D929ED7561EBCD0A1B03B220882407B8253FAACE5AB
telfhash t1d790021331b521482fd8c915a956f4e41a900948159569d71012dc0594d65855506505
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 :
3
# of downloads :
80
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6786811b4487910100deed1clinux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug masquerade
Link:
https://www.filescan.io/uploads/67868124715c839cc31a7f98/reports/d9198082-d062-41c0-afc6-f58ec399b462/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
custom
Botnet:
unknown
Number of open files:
3
Number of processes launched:
3
Processes remaning?
true
Remote TCP ports scanned:
13566
Full report:
https://elfdigest.com/brief/04773b2be8239ff774f0549a81559504c1dcdd4556c3aa8a28a77b285e02348b
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/9664b692-233b-4638-aebb-b9bc19fd3843
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1591029
Signature
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1591029 Sample: Kloki.arm4.elf Startdate: 14/01/2025 Architecture: LINUX Score: 52 23 83.222.165.137, 13566, 46958 WAVENETLB Bulgaria 2->23 25 83.222.126.255, 13566, 57998 TRI-ASTrueRecordsIncES Russian Federation 2->25 27 97 other IPs or domains 2->27 31 Multi AV Scanner detection for submitted file 2->31 8 Kloki.arm4.elf 2->8         started        10 gnome-session-binary sh gsd-sharing 2->10         started        12 gnome-session-binary sh gnome-shell 2->12         started        14 5 other processes 2->14 signatures3 process4 process5 16 Kloki.arm4.elf 8->16         started        process6 18 Kloki.arm4.elf 16->18         started        21 Kloki.arm4.elf 16->21         started        signatures7 29 Sample tries to kill multiple processes (SIGKILL) 18->29
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/04773b2be8239ff774f0549a81559504c1dcdd4556c3aa8a28a77b285e02348b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/04773b2be8239ff774f0549a81559504c1dcdd4556c3aa8a28a77b285e02348b/
Threat name:
Linux.Trojan.Svirtu
Create hunting rule
Status:
Malicious
First seen:
2025-01-14 15:22:04 UTC
File Type:
ELF32 Little (Exe)
AV detection:
8 of 38 (21.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ar3twk7ieop7o5hqksnicvmvata5zxkfk3b2vcriu55sqxqcgsfq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/250114-srv77atmbk/
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/47fa4d6d-7ff1-47ac-80b1-860d4ee6b8c8
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/04773b2be8239ff774f0549a81559504c1dcdd4556c3aa8a28a77b285e02348b

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_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:upx_antiunpack_elf32
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:UPX Anti-Unpacking technique to magic renamed for ELF32

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 04773b2be8239ff774f0549a81559504c1dcdd4556c3aa8a28a77b285e02348b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3397145/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3397154/

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