MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 efd2f23a5daa24d925987ae5645cac9963757bc0ccc1c383a9c652634e2aa559. 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: 11


Intelligence 11 IOCs YARA 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: efd2f23a5daa24d925987ae5645cac9963757bc0ccc1c383a9c652634e2aa559
SHA3-384 hash: 9466fdf83c3c6099537e647d954aad91ac86848c53069ee462ec35fffb55eaf5cb4b43aedfb2c70403b77fb80e995e3f
SHA1 hash: 720b890ede5f9a135ac48fa1416eccae5cfa02c8
MD5 hash: 3c6c60b6f04061407a67d4b3a7d48daf
humanhash: zulu-dakota-timing-single
File name:vcimanagement.armv4l
Download: download sample
Signature Gafgyt
Create hunting rule
File size:138'403 bytes
First seen:2024-12-30 10:42:49 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:rXdRZbLPWtIUio0QGRogfiVgDuj7+SmfIhi8hNg:JStIpaGRogf3Duj7+SmfIhi8hNg
TLSH T1ABD3F830E944432BC2D227BAE79E478D3F351EA7A7D733155A3479B02FE17982E29520
telfhash t1ac313361543916191fb3a92cacbd56b311613a23a3646eb1af2ac1cc45361e2e93ed0f
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 :
185
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29524.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28963.LCM.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

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

Sanesecurity.Malware.29052.TSource.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-6981169-0
Create hunting rule

Unix.Dropper.Mirai-7135920-0
Create hunting rule

Unix.Dropper.Mirai-7135944-0
Create hunting rule

Unix.Dropper.Mirai-7135945-0
Create hunting rule

Unix.Dropper.Mirai-7136018-0
Create hunting rule

Unix.Dropper.Mirai-7136031-0
Create hunting rule

Unix.Dropper.Mirai-7138852-0
Create hunting rule

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

Unix.Dropper.Mirai-7139492-0
Create hunting rule

Unix.Dropper.Mirai-7355719-0
Create hunting rule

Unix.Trojan.Mirai-8041683-0
Create hunting rule

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

Unix.Dropper.Gafgyt-9762292-0
Create hunting rule

Unix.Trojan.Mirai-9793241-0
Create hunting rule

Unix.Trojan.Mirai-9943729-0
Create hunting rule

Unix.Dropper.Mirai-9977145-0
Create hunting rule

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

Unix.Trojan.Mirai-10035004-0
Create hunting rule

Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6772793b1bb06b888479846blinux22vpnfull_triage
Tags:
malware
Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
gcc lolbin mirai remote
Link:
https://www.filescan.io/uploads/6772793ad986a2005f8e6dfd/reports/a04c7dd6-b00a-466f-98c6-5ed6423fc14e/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
1835
Number of processes launched:
7
Processes remaning?
true
Remote TCP ports scanned:
37215
Full report:
https://elfdigest.com/brief/efd2f23a5daa24d925987ae5645cac9963757bc0ccc1c383a9c652634e2aa559
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3bb39a95-1d62-4bef-8403-5e32a5376749
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1582364
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
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
Suricata IDS alerts for network traffic
Uses known network protocols on non-standard ports
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1582364 Sample: vcimanagement.armv4l.elf Startdate: 30/12/2024 Architecture: LINUX Score: 100 26 156.78.226.94, 13168, 37215 NCS-HEALTHCAREUS United States 2->26 28 41.54.227.147, 13168, 37215, 41782 CELL-CZA South Africa 2->28 30 99 other IPs or domains 2->30 32 Suricata IDS alerts for network traffic 2->32 34 Malicious sample detected (through community Yara rule) 2->34 36 Antivirus / Scanner detection for submitted sample 2->36 38 5 other signatures 2->38 9 vcimanagement.armv4l.elf 2->9         started        signatures3 process4 signatures5 40 Opens /proc/net/* files useful for finding connected devices and routers 9->40 12 vcimanagement.armv4l.elf 9->12         started        14 vcimanagement.armv4l.elf 9->14         started        16 vcimanagement.armv4l.elf 9->16         started        18 vcimanagement.armv4l.elf 9->18         started        process6 process7 20 vcimanagement.armv4l.elf 12->20         started        22 vcimanagement.armv4l.elf 14->22         started        process8 24 vcimanagement.armv4l.elf 20->24         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/efd2f23a5daa24d925987ae5645cac9963757bc0ccc1c383a9c652634e2aa559
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/efd2f23a5daa24d925987ae5645cac9963757bc0ccc1c383a9c652634e2aa559/
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2024-12-30 10:43:05 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 23 (73.91%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=57jpeos5visnsjmyplswixfmtfrxk66azta4ha5jyzjggtrkuvmq._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt credential_access defense_evasion discovery
Link:
https://tria.ge/reports/241230-mr8wdsvlaq/
Behaviour
Reads runtime system information
Changes its process name
Reads system network configuration
Reads process memory
Reads system routing table
Modifies Watchdog functionality
Contacts a large (23355) amount of remote hosts
Creates a large amount of network flows
Verdict:
Malicious
Tags:
botnet mirai trojan gafgyt Unix.Trojan.Mirai-6981169-0
YARA:
MAL_ELF_LNX_Mirai_Oct10_1 botnet_dedsec Linux_Trojan_Gafgyt_28a2fe0c Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/a4e25fee-efe2-4a6c-b5e9-39552bff06e7
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/efd2f23a5daa24d925987ae5645cac9963757bc0ccc1c383a9c652634e2aa559

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_dedsec
Create hunting rule
Author:NDA0E
Description:dedsec botnet
Rule name:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:Linux_Gafgyt_Generic_A
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:MAL_ELF_LNX_Mirai_Oct10_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF Mirai variant
Reference:Internal Research
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:RansomPyShield_Antiransomware
Create hunting rule
Author:XiAnzheng
Description:Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP)
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 efd2f23a5daa24d925987ae5645cac9963757bc0ccc1c383a9c652634e2aa559

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3383003/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3383514/
  
URLhaus
https://urlhaus.abuse.ch/url/3383525/
  
URLhaus
https://urlhaus.abuse.ch/url/3383530/

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