MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cefb739ab85e4fb068ab093f0a234c67df4a4e8aaab3eb4da3877e39377c8eb3. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cefb739ab85e4fb068ab093f0a234c67df4a4e8aaab3eb4da3877e39377c8eb3
SHA3-384 hash: d6c584558648b34130c2e444f78f46cabe1b83a77e78520d23495c59c476b42796ae52aa6bbea34cdf01e4ca7b9168b0
SHA1 hash: 3b3e47df6e375a682201350c507a9d5574d41d62
MD5 hash: 1d850b7c2c132c392948ee9c037a2d7a
humanhash: sierra-winter-video-beryllium
File name:D.ppc
Download: download sample
Signature Mirai
Create hunting rule
File size:95'498 bytes
First seen:2025-06-21 11:51:57 UTC
Last seen:2025-06-22 04:50:30 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:x0TpylrC3OSaOyZD64Q3/3ae8HaJvRIUYahIctY5moUeNYNsJasXIS:cc5C3OnR6Ke8HaJdCcu5mteNYNcasXIS
TLSH T1FA932A076B1D0B47C59B5AF02DFB27F083AAFE6116A65280610EFFC40772AB06516F95
telfhash t1c721101660be89181bf65424ecbd9ba41542372327a1be70af5dc188983b002e839ecf
Magika elf
Reporter abuse_ch
Tags:elf gafgyt mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
107
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Dropper.Mirai-7139232-0
Create hunting rule

Unix.Trojan.Gafgyt-7643791-0
Create hunting rule

Unix.Trojan.Mirai-7688276-0
Create hunting rule

Unix.Trojan.Gafgyt-9875100-0
Create hunting rule

Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68569d09b06783b9ebd671e9linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Sends data to a server
Connection attempt
Runs as daemon
DNS request
Substitutes an application name
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
gcc lolbin masquerade remote
Link:
https://www.filescan.io/uploads/68569cfc3faf8fcd7d39c50e/reports/6354978e-d849-41c1-a690-f8e5624ef85b/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/0b3263e9-7123-46f5-8f7a-4805a0c8ef22
Behavior Graph:
Download SVG
%3 guuid=b539a27c-1600-0000-e035-74388e0c0000 pid=3214 /usr/bin/sudo guuid=eb4bdc7e-1600-0000-e035-7438930c0000 pid=3219 /tmp/sample.bin guuid=b539a27c-1600-0000-e035-74388e0c0000 pid=3214->guuid=eb4bdc7e-1600-0000-e035-7438930c0000 pid=3219 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/3f434483-4b6c-49d1-b233-84a9ad2cb0c4
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1719867
Signature
Contains symbols with names commonly found in malware
Found malware configuration
Multi AV Scanner detection for submitted file
Opens /proc/net/* files useful for finding connected devices and routers
Yara detected Gafgyt
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1719867 Sample: D.ppc.elf Startdate: 21/06/2025 Architecture: LINUX Score: 72 19 31.56.39.249, 38436, 455 RASANAIR Iran (ISLAMIC Republic Of) 2->19 21 109.202.202.202, 80 INIT7CH Switzerland 2->21 23 4 other IPs or domains 2->23 25 Found malware configuration 2->25 27 Multi AV Scanner detection for submitted file 2->27 29 Yara detected Gafgyt 2->29 31 Contains symbols with names commonly found in malware 2->31 8 D.ppc.elf 2->8         started        11 dash rm 2->11         started        13 dash rm 2->13         started        signatures3 process4 signatures5 33 Opens /proc/net/* files useful for finding connected devices and routers 8->33 15 D.ppc.elf 8->15         started        process6 process7 17 D.ppc.elf 15->17         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/cefb739ab85e4fb068ab093f0a234c67df4a4e8aaab3eb4da3877e39377c8eb3
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/cefb739ab85e4fb068ab093f0a234c67df4a4e8aaab3eb4da3877e39377c8eb3/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-06-21 11:52:28 UTC
File Type:
ELF32 Big (Exe)
AV detection:
22 of 38 (57.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=z35xhgvylzh3a2flbe7qui2mm7puutukvkz6wtndq57dsn34r2zq._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt linux
Link:
https://tria.ge/reports/250621-n1ybpa1vcv/
Malware Config
C2 Extraction:
31.56.39.249:455
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7139232-0
YARA:
n/a
Link:
https://app.threat.zone/submission/bf56a596-d51a-4e04-bec5-0145800e18b8
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/cefb739ab85e4fb068ab093f0a234c67df4a4e8aaab3eb4da3877e39377c8eb3

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:botnet_plaintext_c2
Create hunting rule
Author:cip
Description:Attempts to match at least some of the strings used in some botnet variants which use plaintext communication protocols.
Rule name:Linux_Gafgyt_Generic
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Mal_LNX_Gafgyt_Botnet_ELF
Create hunting rule
Author:Phatcharadol Thangplub
Description:Use to detect Gafgyt botnet, and there variants.
Rule name:Qbot_Gafgyt_Bashlite
Create hunting rule
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 cefb739ab85e4fb068ab093f0a234c67df4a4e8aaab3eb4da3877e39377c8eb3

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3568869/
  
Delivery method
Distributed via web download

Comments