MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1b6fca273087191e5f68d9b97fff69c9483e9a2b72404717dd3ff4c18c808270. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1b6fca273087191e5f68d9b97fff69c9483e9a2b72404717dd3ff4c18c808270
SHA3-384 hash: 6994f448de4a30f44503f30c01d12a438450a2ac1577aa112a3db2897e17c4cabdf03fdd7ecf8a397a03a9098c1aca7f
SHA1 hash: 46ff535ef782635a796e5f01fb1e7a07d43e6c11
MD5 hash: 4d460764f3ecc8dab9131b1d85060246
humanhash: cold-lemon-orange-cold
File name:m-i.p-s.ISIS
Download: download sample
Signature Gafgyt
Create hunting rule
File size:153'902 bytes
First seen:2024-05-15 15:07:08 UTC
Last seen:2024-05-15 20:43:41 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:0n/SF/iP6OzAGS2rKZluV0Qx1ExNQJd5OpgSJDsBHEgBuuAzWgSH+VBNJvVm6Cn4:X4OKjnbSBsQupH+3dmbnbUHIfE
TLSH T108E3656E7A22ABBEE168873107F39F70D39515E227A19341E2ACCB185E7138D1C5F760
telfhash t16b21dd13a1fa8a282bf65924acbc47f11550262376467e717f0ec6c4553b003b979ddb
Reporter elfdigest
Tags:gafgyt

Intelligence

File Origin
# of uploads :
6
# of downloads :
106
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-7785026-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Runs as daemon
Sends data to a server
Receives data from a server
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
lolbin masquerade remote
Link:
https://www.filescan.io/uploads/6644cfd4d5c40bffee5f3aed/reports/901aa273-3a43-4038-b873-2c4b52a4756c/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
103.153.69.151
Number of open files:
1
Number of processes launched:
3
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/1b6fca273087191e5f68d9b97fff69c9483e9a2b72404717dd3ff4c18c808270
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
type:Gafgyt 103.153.69.151:839
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Malware family:
Gafgyt
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5dc36d9a-1c5e-47dc-bc2a-8f9aca1df491
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1442111
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
Snort IDS alert for network traffic
Yara detected Gafgyt
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1442111 Sample: m-i.p-s.ISIS.elf Startdate: 15/05/2024 Architecture: LINUX Score: 88 19 103.153.69.151, 35978, 35980, 35982 TWIDC-AS-APTWIDCLimitedHK unknown 2->19 21 34.243.160.129, 443, 50528 AMAZON-02US United States 2->21 23 daisy.ubuntu.com 2->23 25 Snort IDS alert for network traffic 2->25 27 Found malware configuration 2->27 29 Antivirus / Scanner detection for submitted sample 2->29 31 3 other signatures 2->31 8 m-i.p-s.ISIS.elf 2->8         started        11 dash rm 2->11         started        13 dash rm 2->13         started        signatures3 process4 signatures5 33 Opens /proc/net/* files useful for finding connected devices and routers 8->33 15 m-i.p-s.ISIS.elf 8->15         started        process6 process7 17 m-i.p-s.ISIS.elf 15->17         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/1b6fca273087191e5f68d9b97fff69c9483e9a2b72404717dd3ff4c18c808270
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1b6fca273087191e5f68d9b97fff69c9483e9a2b72404717dd3ff4c18c808270/
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2024-05-15 15:08:05 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=dnx4ujzqq4mr4x3i3g4x773jzfed5grlojaeof65h72mddeaqjya._file
Result
Malware family:
gafgyt
Create hunting rule
Score:
  10/10
Tags:
family:gafgyt
Link:
https://tria.ge/reports/240515-shwglaeh4y/
Malware Config
C2 Extraction:
103.153.69.151:839
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/1b6fca273087191e5f68d9b97fff69c9483e9a2b72404717dd3ff4c18c808270

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_A
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 1b6fca273087191e5f68d9b97fff69c9483e9a2b72404717dd3ff4c18c808270

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2851026/
  
Delivery method
Distributed via web download

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