MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c137754c1db60e9730588445fe4be53967dfd449d6c836126a343c9cbe20945a. 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: c137754c1db60e9730588445fe4be53967dfd449d6c836126a343c9cbe20945a
SHA3-384 hash: 97f6bcc7b9736e1f3433ca022de0642f732b809f480be706c4fd7aa364ebc573eff962f971f9d930863e3786ce436a49
SHA1 hash: 818df5a86538aa129397401303d2c1c6bffc1515
MD5 hash: d1ce42082468b92c81c463b481a3b7b3
humanhash: yellow-saturn-carbon-pennsylvania
File name:Execution.sh4
Download: download sample
Signature Gafgyt
Create hunting rule
File size:103'403 bytes
First seen:2025-11-20 07:03:40 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:ZRptzUeF4/fCdnxl4/h0VlDY5h9MfG9fnK7uGiSUKfM:ZBzUeF4HKnxlY+DY5h9MfG9fnK7uGiSu
TLSH T1B0A3180398625E77D005597136FB59302B36B9611F4F1A8A6D6CA6A057CB8CFF00FFA8
telfhash t1d621e043a1ba8a192ff389689c7c46e12691a62377407fb0ef5dc1848d37012b839d9b
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 :
146
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

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

Unix.Dropper.Mirai-7136029-0
Create hunting rule

Unix.Dropper.Mirai-7136288-0
Create hunting rule

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

Unix.Trojan.Mirai-9864781-0
Create hunting rule

Unix.Malware.Mirai-9885121-0
Create hunting rule

Unix.Trojan.Gafgyt-10016892-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
gcc masquerade
Link:
https://www.filescan.io/uploads/691ebd7dd6ee29a040893011/reports/850d3eab-1a8d-4ae7-854e-7e332d51fceb/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-19T00:05:00Z UTC
Last seen:
2025-11-21T23:42:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/c137754c1db60e9730588445fe4be53967dfd449d6c836126a343c9cbe20945a/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/7bee36ac-0a5b-4da1-aaf2-b92e45656689
Behavior Graph:
Download SVG
%3 guuid=47314ec8-1800-0000-076b-2ae23c080000 pid=2108 /usr/bin/sudo guuid=68362fca-1800-0000-076b-2ae241080000 pid=2113 /tmp/sample.bin guuid=47314ec8-1800-0000-076b-2ae23c080000 pid=2108->guuid=68362fca-1800-0000-076b-2ae241080000 pid=2113 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/b05f175d-ab38-4991-9572-2491fc72e96c
Result
Threat name:
Mirai, Gafgyt
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1817527
Signature
Antivirus / Scanner detection for submitted sample
Deletes all firewall rules
Detected Mirai
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
Suricata IDS alerts for network traffic
Tries to stop the "iptables" service
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1817527 Sample: Execution.sh4.elf Startdate: 20/11/2025 Architecture: LINUX Score: 100 66 176.100.37.194, 282, 39576 INTERCOLO-ASintercoloIP-BackboneDE Germany 2->66 68 Suricata IDS alerts for network traffic 2->68 70 Found malware configuration 2->70 72 Malicious sample detected (through community Yara rule) 2->72 74 5 other signatures 2->74 12 Execution.sh4.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 Execution.sh4.elf 12->15         started        process6 process7 17 Execution.sh4.elf 15->17         started        process8 19 Execution.sh4.elf sh 17->19         started        21 Execution.sh4.elf sh 17->21         started        23 Execution.sh4.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/c137754c1db60e9730588445fe4be53967dfd449d6c836126a343c9cbe20945a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c137754c1db60e9730588445fe4be53967dfd449d6c836126a343c9cbe20945a/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-11-20 07:05:29 UTC
File Type:
ELF32 Little (Exe)
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ye3xkta5wyhjomcyqrc74s7fhft57vcj23edmetkgq6jzprasrna._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt linux
Link:
https://tria.ge/reports/251120-hv6g8adj2v/
Malware Config
C2 Extraction:
176.100.37.194:282
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/5e45d9ed-7432-4cf1-9be0-e23614924579
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/c137754c1db60e9730588445fe4be53967dfd449d6c836126a343c9cbe20945a

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:Qbot_Gafgyt_Bashlite
Create hunting rule
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 c137754c1db60e9730588445fe4be53967dfd449d6c836126a343c9cbe20945a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3712350/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3712439/

Comments