MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cf642a2210f02af51797257777169041c7d55d1558d030e36ce69d2321ff8601. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cf642a2210f02af51797257777169041c7d55d1558d030e36ce69d2321ff8601
SHA3-384 hash: c0a789de67a4f5dafe45707317ba09db411a231f540e45bf7648c421e685e8b4dce1e0227b361b21f7f82ce8217d20d4
SHA1 hash: 3a42214fa0f5b1440f10081986b6dce6582dd03a
MD5 hash: ea9e44e88d098f36e34c23d48eec7588
humanhash: nineteen-illinois-alabama-july
File name:frost.ppc
Download: download sample
Signature Mirai
Create hunting rule
File size:27'192 bytes
First seen:2025-12-22 07:05:29 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:8tm45q7uFZx83MA49dpAsnKq/VwLlZf14uVcqgw0z9:cmlSFZx83VcpKqGHf14u+qgw0z9
TLSH T1DCC2E174D2025EC5CF6BBCBD2E70D6E237755F5B275ACE9510468B3026222E1A3362D8
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
File size (compressed) :27'192 bytes
File size (de-compressed) :64'124 bytes
Format:linux/ppc32
Unpacked file: 9b6ae39c9402469c1d0cca9d6a300e622cbdd26ca73b74fa331b4ed6ecd4664e

Intelligence

File Origin
# of uploads :
1
# of downloads :
96
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/6a32ac2c-62c8-4d22-8bcd-ba1a28d333fe/
Detection(s):
Unix.Trojan.Mirai-9936831-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Receives data from a server
Opens a port
Sends data to a server
Connection attempt
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
botnet masquerade mirai packed upx
Link:
https://www.filescan.io/uploads/6948ede83f8fdbf8e94e3f3a/reports/427bb163-b37d-4ef1-a8ad-6c4517a0fa8b/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-12-22T06:11:00Z UTC
Last seen:
2025-12-22T06:45:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/cf642a2210f02af51797257777169041c7d55d1558d030e36ce69d2321ff8601/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ad3366aa-89ab-454e-8bc8-9217acfe7191
Behavior Graph:
Download SVG
%3 guuid=05394540-1800-0000-e6f3-f34d5d0c0000 pid=3165 /usr/bin/sudo guuid=612e4042-1800-0000-e6f3-f34d610c0000 pid=3169 /tmp/sample.bin guuid=05394540-1800-0000-e6f3-f34d5d0c0000 pid=3165->guuid=612e4042-1800-0000-e6f3-f34d610c0000 pid=3169 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/2c2def29-f2f6-44a7-8fd3-c90cac1e4843
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1837458
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1837458 Sample: frost.ppc.elf Startdate: 22/12/2025 Architecture: LINUX Score: 88 18 197.152.229.187 airtel-tz-asTZ Tanzania United Republic of 2->18 20 156.100.32.210 XNSTGCA United States 2->20 22 98 other IPs or domains 2->22 24 Malicious sample detected (through community Yara rule) 2->24 26 Antivirus / Scanner detection for submitted sample 2->26 28 Multi AV Scanner detection for submitted file 2->28 30 3 other signatures 2->30 8 frost.ppc.elf 2->8         started        signatures3 process4 process5 10 frost.ppc.elf 8->10         started        process6 12 frost.ppc.elf 10->12         started        14 frost.ppc.elf 10->14         started        16 frost.ppc.elf 10->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/cf642a2210f02af51797257777169041c7d55d1558d030e36ce69d2321ff8601
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/cf642a2210f02af51797257777169041c7d55d1558d030e36ce69d2321ff8601/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-22 07:06:16 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=z5scuiqq6avpkf4xev3xofuqihd5kxivldidby3m42osgip7qyaq._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
linux upx
Link:
https://tria.ge/reports/251222-hwwz6sykaj/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9936831-0
YARA:
n/a
Link:
https://app.threat.zone/submission/07d38aad-7316-414c-a7f4-81d4547fa481
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/cf642a2210f02af51797257777169041c7d55d1558d030e36ce69d2321ff8601

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:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

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

Web download

Mirai

elf cf642a2210f02af51797257777169041c7d55d1558d030e36ce69d2321ff8601

(this sample)

Mirai

elf 9b6ae39c9402469c1d0cca9d6a300e622cbdd26ca73b74fa331b4ed6ecd4664e

  
Dropping
SHA256 9b6ae39c9402469c1d0cca9d6a300e622cbdd26ca73b74fa331b4ed6ecd4664e
  
Dropping
MD5 3a7873c9e293b3d0f1e93ecaa4f8739c
  
URLhaus
https://urlhaus.abuse.ch/url/3738386/
  
Delivery method
Distributed via web download

Comments