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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d6ac8e4f0b117ff7fb14a4de30f52ed5ecaf3c9791d0ab01dec075b973e59aad. 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: 8


Intelligence 8 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d6ac8e4f0b117ff7fb14a4de30f52ed5ecaf3c9791d0ab01dec075b973e59aad
SHA3-384 hash: 7117eb2628fcc803990128babf2635e189f3ed65b486d5e380605e28ca8774be2edef50efff243b98df35341709b79db
SHA1 hash: bad717144fa9fbee548d0201ba90640183a512f2
MD5 hash: ecd40b64fcdb3f41eca3cfb9ac94731b
humanhash: cold-papa-alaska-kitten
File name:hoodlum.sparc
Download: download sample
Signature Gafgyt
Create hunting rule
File size:162'240 bytes
First seen:2025-02-22 17:11:38 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:rNieRtv3fhhNmZc22xtKDQphae3YTmiwAi8Kfe:r8eRtv3jcBW8Qphae3YTmiwAixfe
TLSH T143F3C73363A72D23C0E6443502D76232F975CB942578738796E09DB93F26DA438E2BD6
telfhash t1d2211012a1b586296fb79d64ac7c0af11261a62377417eb0ef1dc1848d37002b83dc9b
Magika elf
Reporter abuse_ch
Tags:elf gafgyt

Intelligence

File Origin
# of uploads :
1
# of downloads :
12
Origin country :
US US
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
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Unix.Dropper.Mirai-7136029-0
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Unix.Dropper.Mirai-7139229-0
Create hunting rule

Unix.Trojan.Mirai-9864781-0
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Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67ba057ca0fd713c335c5938linux22vpnfull_triage
Tags:
n/a
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
gcc lolbin obfuscated remote
Link:
https://www.filescan.io/uploads/67ba05773afc3763bec16ce3/reports/462a5f44-463d-4759-acae-7edd2d34ab3b/overview
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/6fdbb503-8734-48a4-8ec1-813f76a84eb0
Result
Threat name:
Gafgyt, Mirai
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Detection:
malicious
Classification:
spre.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1621868
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: 1621868 Sample: hoodlum.sparc.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.sparc.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.sparc.elf 12->15         started        process6 process7 17 hoodlum.sparc.elf 15->17         started        process8 19 hoodlum.sparc.elf sh 17->19         started        21 hoodlum.sparc.elf sh 17->21         started        23 hoodlum.sparc.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/d6ac8e4f0b117ff7fb14a4de30f52ed5ecaf3c9791d0ab01dec075b973e59aad
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d6ac8e4f0b117ff7fb14a4de30f52ed5ecaf3c9791d0ab01dec075b973e59aad/
Threat name:
Linux.Trojan.Gafgyt
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Status:
Malicious
First seen:
2025-02-22 16:24:17 UTC
File Type:
ELF32 Big (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=22wi4tylcf77p6yuutpdb5jo2xwk6pexshikwao6yb23s47ftkwq._file
Result
Malware family:
gafgyt
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Score:
  10/10
Tags:
family:gafgyt linux
Link:
https://tria.ge/reports/250222-vqym2atnhx/
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_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/48c5518a-84be-4076-a833-13f3e559314d
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/d6ac8e4f0b117ff7fb14a4de30f52ed5ecaf3c9791d0ab01dec075b973e59aad

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_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: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
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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 d6ac8e4f0b117ff7fb14a4de30f52ed5ecaf3c9791d0ab01dec075b973e59aad

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3448819/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3448886/

Comments