MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e664e4e8a87c690dbd76e5fea3d1ce7680d90cfdc4cae3a4e0ca79bd94c932ee. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e664e4e8a87c690dbd76e5fea3d1ce7680d90cfdc4cae3a4e0ca79bd94c932ee
SHA3-384 hash: 942f25efa09085af59ec6902b6976ec218c5d627f8d10af4da5b462e86eca0bd950f9271888ed9af0e0f1838623799af
SHA1 hash: baa3e5d57fbd7f97def7efb64130bfeb1ddfcc64
MD5 hash: c72e379e71ff818f642ef917afeb8b3f
humanhash: emma-bravo-triple-kansas
File name:k1
Download: download sample
Signature Mirai
Create hunting rule
File size:100'280 bytes
First seen:2025-04-23 08:41:54 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:IyCKY0kBVp5OFQeBcWYZlTwiAFvu8rk9ZcOH8aFimVsn/9Y:xYDwVF2i60/9Y
TLSH T16DA3A60E2E615FBDF6BD833447B78D39A258239627E5C281D1ACD5105E6038EF80F7A6
telfhash t1ec21d148897813e497751c991addff32e5b170de0b252d375f10e96daa6c9825d08c1c
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
85
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9441505-0
Create hunting rule

Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6808aa1e3d067f84839850d6linux22vpnfull_triage
Tags:
mirai
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Collects information on the network activity
Creating a file
Kills processes
Sends data to a server
Substitutes an application name
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
3
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/e664e4e8a87c690dbd76e5fea3d1ce7680d90cfdc4cae3a4e0ca79bd94c932ee
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/2d75a163-b67f-4dbf-a19b-11649b196466
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1671840
Signature
Connects to many ports of the same IP (likely port scanning)
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Uses known network protocols on non-standard ports
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1671840 Sample: k1.elf Startdate: 23/04/2025 Architecture: LINUX Score: 60 31 41.60.37.70 ZOL-ASGB Mauritius 2->31 33 197.239.56.174 ZAINUGASUG Uganda 2->33 35 98 other IPs or domains 2->35 37 Multi AV Scanner detection for submitted file 2->37 39 Connects to many ports of the same IP (likely port scanning) 2->39 41 Uses known network protocols on non-standard ports 2->41 9 k1.elf 2->9         started        12 xfce4-panel wrapper-2.0 2->12         started        14 dash rm 2->14         started        16 8 other processes 2->16 signatures3 process4 signatures5 45 Sample tries to kill multiple processes (SIGKILL) 9->45 18 k1.elf 9->18         started        20 wrapper-2.0 xfpm-power-backlight-helper 12->20         started        process6 process7 22 k1.elf 18->22         started        process8 24 k1.elf 22->24         started        27 k1.elf 22->27         started        29 k1.elf 22->29         started        signatures9 43 Sample tries to kill multiple processes (SIGKILL) 24->43
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/e664e4e8a87c690dbd76e5fea3d1ce7680d90cfdc4cae3a4e0ca79bd94c932ee
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e664e4e8a87c690dbd76e5fea3d1ce7680d90cfdc4cae3a4e0ca79bd94c932ee/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-04-23 08:42:18 UTC
File Type:
ELF32 Big (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4zsoj2fipruq3plw4x7khuooo2ansdh5ytfohjhazj433fgjglxa._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery
Link:
https://tria.ge/reports/250423-kl3fbawqt7/
Behaviour
Reads runtime system information
Changes its process name
Contacts a large (36861) amount of remote hosts
Creates a large amount of network flows
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9441505-0
YARA:
n/a
Link:
https://app.threat.zone/submission/b4bfcde5-9ec8-4cac-97b2-47f9e3011434
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/e664e4e8a87c690dbd76e5fea3d1ce7680d90cfdc4cae3a4e0ca79bd94c932ee

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: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

sh 2b818246cf6dd72fe6e0bb2a3f87c66c68cf914b4995438c8a617873f82dd157

Mirai

elf e664e4e8a87c690dbd76e5fea3d1ce7680d90cfdc4cae3a4e0ca79bd94c932ee

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3519272/
  
Delivery method
Distributed via web download
  
Dropped by
SHA256 2b818246cf6dd72fe6e0bb2a3f87c66c68cf914b4995438c8a617873f82dd157
  
Dropped by
MD5 c7af853e33a6b60a7ec8f3a15f283979
  
URLhaus
https://urlhaus.abuse.ch/url/3523145/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments