MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c47dce8b21525a416dc05409871ec0f374212d05c4abf4858dcc2aea08c52495. 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


Gafgyt


Vendor detections: 10


Intelligence 10 IOCs YARA 11 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c47dce8b21525a416dc05409871ec0f374212d05c4abf4858dcc2aea08c52495
SHA3-384 hash: 39c10e2f72ce7f1a88365ba4fba86659c2781b9254948242abc0f53f67fb87d4f0ddf80ea8bc2f1de049298e868b0b5d
SHA1 hash: ec8cacfa55eed12d5491a6f7b45857b20072e8a6
MD5 hash: 5e2c9ea5521d806ab0988871e7e551f0
humanhash: mountain-harry-india-yellow
File name:x86_64
Download: download sample
Signature Gafgyt
Create hunting rule
File size:63'424 bytes
First seen:2025-02-01 17:46:21 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:4BnHvy/cn79FG7ckrG0MYxtDb4u6fBLbUhFLq4:GPy/SZFGTrG0BtD96fBkhFLq4
TLSH T12B536C07BA40C0FEC949C2784B7BB53AD673717D1239B2AAB3D8FB226D45E215E2D540
telfhash t17e2104b07a2a2ca4e1ebf631b386f194097d1d6115d175f2c9b648e6db607410db283b
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 gafgyt mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
100
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Malicious
Score:
90.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=679e5e24416a81ccc3c4e6b7linux22vpnfull_triage
Tags:
phishing spam
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Runs as daemon
Connection attempt
Receives data from a server
Opens a port
DNS request
Sends data to a server
Mounts file systems
Kills processes
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
lolbin remote
Link:
https://www.filescan.io/uploads/679e5e275dee18920075095a/reports/b279dc43-7efe-475e-a062-0bfe0d6a5c26/overview
Result
Verdict:
UNKNOWN
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/41ef9fd3-591c-4bcf-82f1-df7904d4383d
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1604592
Signature
Connects to many ports of the same IP (likely port scanning)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Sample tries to kill multiple processes (SIGKILL)
Sends malformed DNS queries
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1604592 Sample: x86_64.elf Startdate: 01/02/2025 Architecture: LINUX Score: 64 21 thekittler.ru. [malformed] 2->21 23 qittler.ru. [malformed] 2->23 25 20 other IPs or domains 2->25 29 Malicious sample detected (through community Yara rule) 2->29 31 Machine Learning detection for sample 2->31 33 Connects to many ports of the same IP (likely port scanning) 2->33 8 x86_64.elf 2->8         started        10 gnome-session-binary sh gsd-keyboard 2->10         started        12 gnome-session-binary sh 2->12         started        14 17 other processes 2->14 signatures3 35 Sends malformed DNS queries 23->35 process4 process5 16 x86_64.elf 8->16         started        process6 18 x86_64.elf 16->18         started        signatures7 27 Sample tries to kill multiple processes (SIGKILL) 18->27
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c47dce8b21525a416dc05409871ec0f374212d05c4abf4858dcc2aea08c52495
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c47dce8b21525a416dc05409871ec0f374212d05c4abf4858dcc2aea08c52495/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-02-01 17:47:14 UTC
File Type:
ELF64 Little (Exe)
AV detection:
11 of 38 (28.95%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yr645czbkjnec3oakqeyohwa6n2cclifysv7jbmnzqvoucgfeskq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion linux
Link:
https://tria.ge/reports/250201-wcw3qavpbm/
Behaviour
Changes its process name
Modifies Watchdog functionality
Renames itself
Verdict:
Malicious
Tags:
trojan mirai gafgyt Unix.Trojan.Mirai-7640640-0
YARA:
Linux_Trojan_Gafgyt_9e9530a7 Linux_Trojan_Gafgyt_807911a2 Linux_Trojan_Gafgyt_d4227dbf Linux_Trojan_Gafgyt_d996d335 Linux_Trojan_Gafgyt_620087b9 Linux_Trojan_Gafgyt_33b4111a Linux_Trojan_Mirai_520deeb8 Linux_Trojan_Mirai_01e4a728 Linux_Trojan_Mirai_e0cf29e2
Link:
https://app.threat.zone/submission/9ddf453e-acac-41c1-aee4-f569465c5790
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/c47dce8b21525a416dc05409871ec0f374212d05c4abf4858dcc2aea08c52495

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_Trojan_Gafgyt_33b4111a
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_620087b9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_807911a2
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_9e9530a7
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d4227dbf
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d996d335
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_01e4a728
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_520deeb8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_e0cf29e2
Create hunting rule
Author:Elastic Security
Rule name:MatchByteSequence
Create hunting rule
Author:Generated by ChatGPT
Description:Rule to match specific byte sequence: 89 C8 C1 E8 08 31 D1 31 C8
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

Gafgyt

elf c47dce8b21525a416dc05409871ec0f374212d05c4abf4858dcc2aea08c52495

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3379725/
  
Delivery method
Distributed via web download

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_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments