MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b0ec23f3a680be657e03be5bf279c1f99f12ee356f05bbefd2b562cb92c78d3a. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b0ec23f3a680be657e03be5bf279c1f99f12ee356f05bbefd2b562cb92c78d3a
SHA3-384 hash: 8d432300c7c9c6ca743ebbbe40514eedef88abbc1f51dc7b07d0f8eb61e2b9535efd7aa1bff271224dc5f9f0cff8afc6
SHA1 hash: bf6af9d8c1fbff0f48e73427f887194a02aac844
MD5 hash: f07907753da39138058eefc527185ac0
humanhash: kilo-comet-item-connecticut
File name:jackmymips
Download: download sample
Signature Gafgyt
Create hunting rule
File size:144'513 bytes
First seen:2025-02-03 06:01:40 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:5xO0/vlX/iGWLfa/V6RvOURxN8q+1kCiWm1:3XXaZLi6RvOURxN8q+1kCiWm1
TLSH T1D5E3946A3E11BFBEE2A8C67407F75FB0D39521D326919782E22CD6081F7528C1D5E7A0
telfhash t18f211243a5fa8a2c6ff3583858bc06b11592a6237260bf70ff1ec1804d37012b475e8b
Magika elf
Reporter abuse_ch
Tags:elf gafgyt

Intelligence

File Origin
# of uploads :
1
# of downloads :
81
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30395.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29227.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29001.LCM.UNOFFICIAL
Create hunting rule

Unix.Trojan.Gafgyt-6981154-0
Create hunting rule

Unix.Trojan.Tsunami-6981155-0
Create hunting rule

Unix.Dropper.Mirai-7136072-0
Create hunting rule

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

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

Unix.Trojan.Mirai-8041698-0
Create hunting rule

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

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67a05be651193558eb19229alinux22vpnfull_triage
Tags:
bashlite gafgyt aidra ddos
Result
Verdict:
Malware
Maliciousness:

Behaviour
Gains root access
Removes directories
Launching a process
Connection attempt
Creating a file
Removes directories from a subdirectory of a temporary directory
Removes directories from a temporary directory
Deletes a file
Sends data to a server
Collects information on the OS
Collects information on the CPU
Substitutes an application name
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
gcc lolbin remote
Link:
https://www.filescan.io/uploads/67a05be2d5f62a1c6292e973/reports/dd8f9ab5-69fa-4f79-a2cc-86bf455ccb4b/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
10
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b0ec23f3a680be657e03be5bf279c1f99f12ee356f05bbefd2b562cb92c78d3a
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/a14d3389-d917-4f80-82eb-56a7b2a2d1d0
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1605330
Signature
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: 1605330 Sample: jackmymips.elf Startdate: 03/02/2025 Architecture: LINUX Score: 88 36 185.237.15.131, 40698, 666 AVAGOSTARIR Spain 2->36 38 185.125.190.26, 443 CANONICAL-ASGB United Kingdom 2->38 40 Found malware configuration 2->40 42 Multi AV Scanner detection for submitted file 2->42 44 Yara detected Gafgyt 2->44 46 2 other signatures 2->46 11 jackmymips.elf 2->11         started        signatures3 process4 process5 13 jackmymips.elf 11->13         started        process6 15 jackmymips.elf 13->15         started        process7 17 jackmymips.elf 15->17         started        process8 19 jackmymips.elf sh 17->19         started        21 jackmymips.elf sh 17->21         started        23 jackmymips.elf sh 17->23         started        25 2 other processes 17->25 process9 27 sh rm 19->27         started        30 sh pkill 21->30         started        32 sh rm 23->32         started        34 sh rm 25->34         started        signatures10 48 Sample deletes itself 27->48
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b0ec23f3a680be657e03be5bf279c1f99f12ee356f05bbefd2b562cb92c78d3a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b0ec23f3a680be657e03be5bf279c1f99f12ee356f05bbefd2b562cb92c78d3a/
Threat name:
Linux.Backdoor.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-02-03 06:02:14 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=wdwch45gqc7gk7qdxzn7e6ob7gprf3rvn4c3x36swvrmxewhru5a._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt discovery
Link:
https://tria.ge/reports/250203-grhrbatrgm/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Reads CPU attributes
Enumerates running processes
Writes DNS configuration
Malware Config
C2 Extraction:
185.237.15.131:666
Verdict:
Malicious
Tags:
Unix.Trojan.Gafgyt-6981154-0
YARA:
n/a
Link:
https://app.threat.zone/submission/00060c12-20cf-4cfb-8798-18925116052d
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/b0ec23f3a680be657e03be5bf279c1f99f12ee356f05bbefd2b562cb92c78d3a

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:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
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: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:Tsunami_Backdoor
Create hunting rule
Author:@is_henderson
Description:Tsunami Backdoor
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

sh cbac01aa815a84b35d73ba422eddc59b9cae2ad224c76635319f9d3caa9d0f88

Gafgyt

elf b0ec23f3a680be657e03be5bf279c1f99f12ee356f05bbefd2b562cb92c78d3a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3423405/
  
Delivery method
Distributed via web download
  
Dropped by
SHA256 cbac01aa815a84b35d73ba422eddc59b9cae2ad224c76635319f9d3caa9d0f88
  
Dropped by
MD5 117c2965eb47f06d0de1d96fd49e4713
  
URLhaus
https://urlhaus.abuse.ch/url/3425178/
  
URLhaus
https://urlhaus.abuse.ch/url/3425309/
  
Dropped by
SHA256 4968ba801674176e9d07c54ed20f199c123ece3c0c4082ee35a3ff4d7ee00471
  
Dropped by
MD5 202fafde5b2c6cd0b2548109a608c775

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments