MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b39b83968fd19714c2f895c6eaed9c7a9b90ab538657653df6f3f65af0445ba. 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: 13


Intelligence 13 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8b39b83968fd19714c2f895c6eaed9c7a9b90ab538657653df6f3f65af0445ba
SHA3-384 hash: a91f2653b7ecfab7b7b0e7a1d5f6d2b26612931c0ad3a4e04587adeb22206de852adb82f97eec65c54f58bd210739687
SHA1 hash: 6e6913ffbe52c268c3f7f8737c31cb51e1390bcb
MD5 hash: c76246464b6a82fb94acb323d1dfac6f
humanhash: solar-item-sweet-sad
File name:jackmyarmv5
Download: download sample
Signature Gafgyt
Create hunting rule
File size:147'056 bytes
First seen:2025-02-08 00:56:23 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:ropHZSZMU53WNPWv+qro7cCR23ZUyrw+gT8o/v+QQ8bL+RwRiEzCL5Bz+HfdeFcm:RvojJ+etJ8aPWqcOoT0DQSQH6An7n
TLSH T183E3E705FC405B23DBE27BBBF7A582CEB72566987BC73301451A1DF03BC5A982A79190
telfhash t1e421e643a9b646286ff36c2458fc06a11952a6237650bf70ef1ec5445d37016b475e8b
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 :
161
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Gafgyt-6981154-0
Create hunting rule

Unix.Trojan.Gafgyt-6981165-0
Create hunting rule

Unix.Dropper.Mirai-7135946-0
Create hunting rule

Unix.Dropper.Mirai-7139223-0
Create hunting rule

Unix.Dropper.Mirai-7139232-0
Create hunting rule

Unix.Proxy.Mirai-7844054-0
Create hunting rule

Unix.Trojan.Tsunami-9396652-0
Create hunting rule

Unix.Trojan.Mirai-10004218-0
Create hunting rule

Unix.Trojan.Mirai-10033529-0
Create hunting rule

Unix.Trojan.Mirai-10034904-0
Create hunting rule

Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67a6ac8fd010e522d1b7e56dlinux22vpnfull_triage
Tags:
bashlite gafgyt ddos
Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
126
Number of processes launched:
2
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/8b39b83968fd19714c2f895c6eaed9c7a9b90ab538657653df6f3f65af0445ba
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Malware family:
Gafgyt
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/cdd832aa-a99e-4f33-9b84-8cb09ce7f2a3
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1609986
Signature
Antivirus / Scanner detection for submitted sample
Found malware configuration
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample is potentially a Mirai botnet sample
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1609986 Sample: jackmyarmv5.elf Startdate: 08/02/2025 Architecture: LINUX Score: 96 34 165.154.224.116, 443, 60212 INTERHOPCA Canada 2->34 36 109.202.202.202, 80 INIT7CH Switzerland 2->36 38 2 other IPs or domains 2->38 40 Found malware configuration 2->40 42 Antivirus / Scanner detection for submitted sample 2->42 44 Multi AV Scanner detection for submitted file 2->44 46 3 other signatures 2->46 11 jackmyarmv5.elf 2->11         started        signatures3 process4 process5 13 jackmyarmv5.elf 11->13         started        process6 15 jackmyarmv5.elf 13->15         started        process7 17 jackmyarmv5.elf 15->17         started        process8 19 jackmyarmv5.elf sh 17->19         started        21 jackmyarmv5.elf sh 17->21         started        23 jackmyarmv5.elf sh 17->23         started        25 jackmyarmv5.elf sh 17->25         started        process9 27 sh rm 19->27         started        30 sh rm 21->30         started        32 sh rm 23->32         started        signatures10 48 Sample deletes itself 27->48
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8b39b83968fd19714c2f895c6eaed9c7a9b90ab538657653df6f3f65af0445ba
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8b39b83968fd19714c2f895c6eaed9c7a9b90ab538657653df6f3f65af0445ba/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-02-07 23:10:26 UTC
File Type:
ELF32 Little (Exe)
AV detection:
25 of 38 (65.79%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rm43qoli7umxctbprfog5lwzy6u3scvvhbsxmu67n47wllyeiw5a._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt
Link:
https://tria.ge/reports/250208-ba1mxaxpdj/
Malware Config
C2 Extraction:
165.154.224.116:443
Verdict:
Malicious
Tags:
Unix.Trojan.Gafgyt-6981154-0
YARA:
n/a
Link:
https://app.threat.zone/submission/8e4d945e-6549-428c-adc4-a22fcd337895
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
BASHLITE
Score:
0.80
Link:
https://yomi.yoroi.company/submissions/8b39b83968fd19714c2f895c6eaed9c7a9b90ab538657653df6f3f65af0445ba

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:Linux_Generic_Threat_d94e1020
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 8b39b83968fd19714c2f895c6eaed9c7a9b90ab538657653df6f3f65af0445ba

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3423403/
  
Delivery method
Distributed via web download

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