MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 afbcb4d7bb14477ae44f45451d913eb3378c7c99f820bb5c0eea36871fffb7d4. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: afbcb4d7bb14477ae44f45451d913eb3378c7c99f820bb5c0eea36871fffb7d4
SHA3-384 hash: 344ffbe01a0e3c2c09e77d439ffbdbb248bba3ec651d2897dd9f585c54c77fda4c25ca65108caf11f7dafe5f1007fd48
SHA1 hash: 099b49162437a0f3071dade8e49b09605e6e409a
MD5 hash: ad89971ee5ae1d119191c807374ae42d
humanhash: twelve-oxygen-idaho-summer
File name:i-5.8-6.ISIS
Download: download sample
Signature Gafgyt
Create hunting rule
File size:101'818 bytes
First seen:2025-11-23 08:07:04 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:b94m17Sx3Lp0qT3pobW5yqrYiTzmU9VqFyOfk/X:bV1Gx3LplT1yq1TzmU9VqFyOfk/X
TLSH T165A309A2F800DFA6F40AEB7604D74B24B630FB650F53562673173967AE762D42823F49
telfhash t1d911d01371f6896d2bf259245cbc43b4255026237351be75bf0dc5d4593b002b979ecb
Magika elf
Reporter abuse_ch
Tags:elf gafgyt

Intelligence

File Origin
# of uploads :
1
# of downloads :
148
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.2205.UNOFFICIAL
Create hunting rule

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

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

Unix.Trojan.Gafgyt-7643791-0
Create hunting rule

Unix.Trojan.Gafgyt-7782058-0
Create hunting rule

Unix.Trojan.Gafgyt-7785026-0
Create hunting rule

Unix.Trojan.Mirai-9940650-0
Create hunting rule

Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-11-23T05:21:00Z UTC
Last seen:
2025-11-23T10:24:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/afbcb4d7bb14477ae44f45451d913eb3378c7c99f820bb5c0eea36871fffb7d4/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/4c01e18d-2819-43a5-8d5b-05a85034cc32
Behavior Graph:
Download SVG
%3 guuid=a2af9174-1900-0000-f594-6867d2080000 pid=2258 /usr/bin/sudo guuid=398fa077-1900-0000-f594-6867d4080000 pid=2260 /tmp/sample.bin guuid=a2af9174-1900-0000-f594-6867d2080000 pid=2258->guuid=398fa077-1900-0000-f594-6867d4080000 pid=2260 execve
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1819325
Signature
Antivirus / Scanner detection for submitted sample
Contains symbols with names commonly found in malware
Found malware configuration
Multi AV Scanner detection for submitted file
Opens /proc/net/* files useful for finding connected devices and routers
Yara detected Gafgyt
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1819325 Sample: i-5.8-6.ISIS.elf Startdate: 23/11/2025 Architecture: LINUX Score: 80 21 95.181.173.3, 44650, 44652, 44654 QWARTARU Russian Federation 2->21 23 169.254.169.254, 80 USDOSUS Reserved 2->23 25 4 other IPs or domains 2->25 27 Found malware configuration 2->27 29 Antivirus / Scanner detection for submitted sample 2->29 31 Multi AV Scanner detection for submitted file 2->31 33 2 other signatures 2->33 8 i-5.8-6.ISIS.elf 2->8         started        11 dash rm 2->11         started        13 dash rm 2->13         started        15 python3.8 dpkg 2->15         started        signatures3 process4 signatures5 35 Opens /proc/net/* files useful for finding connected devices and routers 8->35 17 i-5.8-6.ISIS.elf 8->17         started        process6 process7 19 i-5.8-6.ISIS.elf 17->19         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/afbcb4d7bb14477ae44f45451d913eb3378c7c99f820bb5c0eea36871fffb7d4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/afbcb4d7bb14477ae44f45451d913eb3378c7c99f820bb5c0eea36871fffb7d4/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-11-23 08:00:43 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=v66ljv53crdxvzcpivcr3ej6wm3yy7ez7aqlwxao5i3ioh77w7ka._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt linux
Link:
https://tria.ge/reports/251123-j1beps1pcx/
Malware Config
C2 Extraction:
95.181.173.3:839
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7139232-0
YARA:
n/a
Link:
https://app.threat.zone/submission/f2e39daf-7d5c-4a61-b317-ba44c189f16f
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.03
Link:
https://yomi.yoroi.company/submissions/afbcb4d7bb14477ae44f45451d913eb3378c7c99f820bb5c0eea36871fffb7d4

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:Mal_LNX_Gafgyt_Botnet_ELF
Create hunting rule
Author:Phatcharadol Thangplub
Description:Use to detect Gafgyt botnet, and there variants.
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 afbcb4d7bb14477ae44f45451d913eb3378c7c99f820bb5c0eea36871fffb7d4

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3714687/
  
Delivery method
Distributed via web download

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