MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2b99b46637cc847b6ec147b088d3ff92c1547ed566b1fa43fbad25470041a729. 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: 12


Intelligence 12 IOCs YARA 10 File information Comments

SHA256 hash: 2b99b46637cc847b6ec147b088d3ff92c1547ed566b1fa43fbad25470041a729
SHA3-384 hash: 535cd45c525529f401284e3b450b43ad6d3821d33722120f6fef27bfd295ffea83aad124682b5b60e933ecc79d89b990
SHA1 hash: 456c7b8d844c788b5afc175707fe514fc3b6eeb6
MD5 hash: 9a3e4a41a93545bbb3e998b8f8c4981d
humanhash: indigo-jupiter-friend-xray
File name:skid.mpsl
Download: download sample
Signature Gafgyt
File size:144'438 bytes
First seen:2025-01-29 22:36:06 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:mFEoFjlhaPptfp5hAaBsILffmC/5ApYADn:mFEautfp5hA4hnmC/5ASADn
TLSH T12EE3E807EB614DB7C80FCE3306E78521148EA5A652D57FAB72B8CA5CFB0694B49E3C44
telfhash t1ad11e113a0b9ca286bf758349dbc47f105512b23b746be71bf0ac5c49537002b975d9b
Magika elf
Reporter abuse_ch
Tags:elf gafgyt

Intelligence


File Origin
# of uploads :
1
# of downloads :
141
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Connection attempt
Runs as daemon
Sends data to a server
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
gcc lolbin masquerade remote
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
7
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
UNKNOWN
Result
Threat name:
Gafgyt, Mirai
Detection:
malicious
Classification:
spre.troj
Score:
92 / 100
Signature
Antivirus / Scanner detection for submitted sample
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
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Threat name:
Linux.Trojan.LnxGafgyt
Status:
Malicious
First seen:
2025-01-29 18:04:47 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:gafgyt discovery
Behaviour
Reads system network configuration
Reads system routing table
Malware Config
C2 Extraction:
37.221.67.209:11111
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Dropper.Mirai-7138855-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Trojan_Gafgyt_ea92cca8 Linux_Gafgyt_May_2024
Please note that we are no longer able to provide a coverage score for Virus Total.

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:botnet_Yakuza
Author:NDA0E
Description:Yakuza botnet
Rule name:enterpriseapps2
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:Linux_Gafgyt_Generic
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:linux_generic_ipv6_catcher
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
Author:Elastic Security
Rule name:Mal_LNX_Gafgyt_Botnet_ELF
Author:Phatcharadol Thangplub
Description:Use to detect Gafgyt botnet, and there variants.
Rule name:NET
Author:malware-lu
Rule name:setsockopt
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:unixredflags3
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 2b99b46637cc847b6ec147b088d3ff92c1547ed566b1fa43fbad25470041a729

(this sample)

  
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