MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8a82c5eeb9187b9debbfe087114ebbfc8adcca04991109155e475f21513ffd2b. 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 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8a82c5eeb9187b9debbfe087114ebbfc8adcca04991109155e475f21513ffd2b
SHA3-384 hash: b55ca7b501292435c2149c42e227506713bf470be0bbb901d8fa94ac8e6c0768c0599c40667aa18d6d83e0b969062604
SHA1 hash: 34725c2e9049a66d4a34987d4195ee2da0a2cf89
MD5 hash: 8158f50497506f976a3118395eb83423
humanhash: indigo-comet-aspen-three
File name:x.arm
Download: download sample
Signature Gafgyt
Create hunting rule
File size:854'592 bytes
First seen:2026-04-30 12:21:22 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 24576:YT2PSaqCsmbT3+WNcDxUmqSmAcMChHoNU:DqHmbT3+RDbv1cMChb
TLSH T10D054956F8809F62C5D125B6FA5F82A8731347B9C3EB710699188B343BD782F4F3A641
Magika elf
Reporter abuse_ch
Tags:elf gafgyt

Intelligence

File Origin
# of uploads :
1
# of downloads :
65
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Trojan.Mirai-10004218-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Sets a written file as executable
Changes the time when the file was created, accessed, or modified
Receives data from a server
Creating a file
Locks files
Runs as daemon
Connection attempt
Changes access rights for a written file
Manages services
Kills processes
Creating a file in the %temp% directory
Creating a file in the %temp% subdirectories
Substitutes an application name
Creates or modifies files in /cron to set up autorun
Performs a bruteforce attack in the network
Creates or modifies symbolic links in /init.d to set up autorun
Creates or modifies files in /init.d to set up autorun
Deleting of the original file
Creates or modifies files to set up autorun
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gafgyt gcc masquerade mirai rust
Link:
https://www.filescan.io/uploads/69f349502fcb905ec27590e1/reports/280956f2-3755-4c52-97ad-3092968a408f/overview
Verdict:
Unknown
File Type:
elf.32.le
Link:
https://opentip.kaspersky.com/8a82c5eeb9187b9debbfe087114ebbfc8adcca04991109155e475f21513ffd2b/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/1a9ec71f-4e41-40ed-a084-7d5329460669
Behavior Graph:
Download SVG
%3 guuid=04408661-1900-0000-cbc2-9b8ab60f0000 pid=4022 /usr/bin/sudo guuid=c5d6d263-1900-0000-cbc2-9b8abe0f0000 pid=4030 /tmp/sample.bin guuid=04408661-1900-0000-cbc2-9b8ab60f0000 pid=4022->guuid=c5d6d263-1900-0000-cbc2-9b8abe0f0000 pid=4030 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/93015c1b-b9a5-4b90-a566-d30abaeb01be
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1906783
Signature
Multi AV Scanner detection for submitted file
Sample deletes itself
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1906783 Sample: x.arm.elf Startdate: 30/04/2026 Architecture: LINUX Score: 52 15 176.28.139.144, 23, 2323 ZAIN-JO Jordan 2->15 17 27.73.164.122, 23, 2323 VIETEL-AS-APViettelGroupVN Viet Nam 2->17 19 44 other IPs or domains 2->19 21 Multi AV Scanner detection for submitted file 2->21 8 x.arm.elf 2->8         started        signatures3 process4 process5 10 x.arm.elf 8->10         started        process6 12 x.arm.elf 10->12         started        signatures7 23 Sample deletes itself 12->23
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8a82c5eeb9187b9debbfe087114ebbfc8adcca04991109155e475f21513ffd2b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8a82c5eeb9187b9debbfe087114ebbfc8adcca04991109155e475f21513ffd2b/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2026-04-30 12:21:52 UTC
File Type:
ELF32 Little (Exe)
AV detection:
7 of 35 (20.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rkbml3vzdb5z32574cdrctv37sfnzsqeteiqsfk6i5pscuj77uvq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery execution persistence privilege_escalation
Link:
https://tria.ge/reports/260430-pjlr1ahz2k/
Behaviour
Reads runtime system information
Writes file to tmp directory
Changes its process name
Modifies Bash startup script
Creates/modifies Cron job
Creates/modifies environment variables
Enumerates running processes
Modifies init.d
Modifies rc script
Modifies systemd
File and Directory Permissions Modification
Deletes itself
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/8a82c5eeb9187b9debbfe087114ebbfc8adcca04991109155e475f21513ffd2b

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:ldpreload
Create hunting rule
Author:xorseed
Reference:https://stuff.rop.io/
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:malwareelf55503
Create hunting rule
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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 8a82c5eeb9187b9debbfe087114ebbfc8adcca04991109155e475f21513ffd2b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3834517/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3834622/
  
URLhaus
https://urlhaus.abuse.ch/url/3834623/
  
URLhaus
https://urlhaus.abuse.ch/url/3834624/

Comments