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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8fd2ef68325614ca08a318ee89a9747fcc680b5802fe64b3439e25fb987d375f. 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: 12


Intelligence 12 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8fd2ef68325614ca08a318ee89a9747fcc680b5802fe64b3439e25fb987d375f
SHA3-384 hash: 1f5ea9270e85b1550c7887ee7bfeed7b16af091c6ecb38102136c381552da7ca9991de861d24bb5388c10428fa5cdb21
SHA1 hash: 80e691debcf5981bbe1a8d27b848fe581453299f
MD5 hash: 1d94761620e2fb40d084f3b1d8029a67
humanhash: hydrogen-lamp-tennis-missouri
File name:hoodlum.i686
Download: download sample
Signature Gafgyt
Create hunting rule
File size:114'473 bytes
First seen:2025-02-22 17:11:31 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:p61RPKvVjRWDTEEvQVzCdUC/EWi1sB5htYozmB80CjKaIU:p61RPKvVjRWDTEzb1sB5ht/mB80C+aIU
TLSH T15DB33B46D101D1B3C2430EB6119B9AAB0122F6AB47EF5B93B76DFFB4EE019C13146786
telfhash t12c21101291b986296fb79d64ad7c0bf11261a62377457fb0ef1ec1848d27002b83dd9b
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

Intelligence

File Origin
# of uploads :
1
# of downloads :
15
Origin country :
US US
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7136029-0
Create hunting rule

Unix.Dropper.Mirai-7139229-0
Create hunting rule

Unix.Trojan.Mirai-9864781-0
Create hunting rule

Verdict:
Malicious
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67ba056f28ab76d43a5c68c3linux22vpnfull_triage
Tags:
shellcode
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Launching a process
Removes directories
Removes directories from a subdirectory of a temporary directory
Removes directories from a temporary directory
Deletes a file
Substitutes an application name
Performs a bruteforce attack in the network
Deleting of the original file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gcc lolbin masquerade obfuscated remote
Link:
https://www.filescan.io/uploads/67ba056f6222db7f23d8a8aa/reports/dff249bc-0070-452e-b920-37d6c4c737bc/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
18
Number of processes launched:
17
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/8fd2ef68325614ca08a318ee89a9747fcc680b5802fe64b3439e25fb987d375f
Behaviour
Process Renaming
Firewall Changes
Botnet C2s
TCP botnet C2(s):
type:Gafgyt 37.44.238.66:23
UDP botnet C2(s):
not identified
Malware family:
Gafgyt
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a3b43bec-3cc2-4132-a8c6-73180f7d11af
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1621874
Signature
Antivirus / Scanner detection for submitted sample
Deletes all firewall rules
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Opens /proc/net/* files useful for finding connected devices and routers
Sample deletes itself
Tries to stop the "iptables" service
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1621874 Sample: hoodlum.i686.elf Startdate: 22/02/2025 Architecture: LINUX Score: 100 66 37.44.238.66, 23, 37386 HARMONYHOSTING-ASFR France 2->66 68 Found malware configuration 2->68 70 Malicious sample detected (through community Yara rule) 2->70 72 Antivirus / Scanner detection for submitted sample 2->72 74 3 other signatures 2->74 12 hoodlum.i686.elf 2->12         started        signatures3 process4 signatures5 80 Opens /proc/net/* files useful for finding connected devices and routers 12->80 82 Sample deletes itself 12->82 15 hoodlum.i686.elf 12->15         started        process6 process7 17 hoodlum.i686.elf 15->17         started        process8 19 hoodlum.i686.elf sh 17->19         started        21 hoodlum.i686.elf sh 17->21         started        23 hoodlum.i686.elf sh 17->23         started        25 10 other processes 17->25 process9 27 sh service systemctl 19->27         started        30 sh iptables 21->30         started        32 sh service systemctl 23->32         started        34 sh rm 25->34         started        36 sh rm 25->36         started        38 sh rm 25->38         started        40 7 other processes 25->40 signatures10 76 Tries to stop the "iptables" service 27->76 42 service 27->42         started        44 service basename 27->44         started        46 service basename 27->46         started        48 service systemctl 27->48         started        78 Deletes all firewall rules 30->78 50 service 32->50         started        52 service basename 32->52         started        54 service basename 32->54         started        56 service systemctl 32->56         started        process11 process12 58 service systemctl 42->58         started        60 service sed 42->60         started        62 service systemctl 50->62         started        64 service sed 50->64         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8fd2ef68325614ca08a318ee89a9747fcc680b5802fe64b3439e25fb987d375f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8fd2ef68325614ca08a318ee89a9747fcc680b5802fe64b3439e25fb987d375f/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-02-22 16:24:17 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r7jo62bskykmucfdddxitklup7ggqc2yal7gjm2dtys7xgd5g5pq._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt defense_evasion discovery linux privilege_escalation
Link:
https://tria.ge/reports/250222-vqyb9stnhw/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Reads CPU attributes
Reads system network configuration
Abuse Elevation Control Mechanism: Sudo and Sudo Caching
Deletes log files
Enumerates running processes
Reads system routing table
Deletes itself
Deletes journal logs
Flushes firewall rules
Writes DNS configuration
Malware Config
C2 Extraction:
37.44.238.66:23
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Dropper.Mirai-7136029-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Trojan_Gafgyt_e6d75e6f Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/de2e3bf6-d066-4003-82f1-1f4cf100fdbc
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/8fd2ef68325614ca08a318ee89a9747fcc680b5802fe64b3439e25fb987d375f

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:elf_bashlite_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects elf.bashlite.
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:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_e6d75e6f
Create hunting rule
Author:Elastic Security
Rule name:Mal_LNX_Gafgyt_Botnet_ELF
Create hunting rule
Author:Phatcharadol Thangplub
Description:Use to detect Gafgyt botnet, and there variants.
Rule name:NET
Create hunting rule
Author:malware-lu
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

Gafgyt

elf 8fd2ef68325614ca08a318ee89a9747fcc680b5802fe64b3439e25fb987d375f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3448811/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3448892/

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