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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e4f2bd2cc56758743a66588f1e501881909e775c3695a1f2e153f55d2430cf29. 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



Mirai


Vendor detections: 9


Intelligence 9 IOCs YARA 16 File information Comments

SHA256 hash: e4f2bd2cc56758743a66588f1e501881909e775c3695a1f2e153f55d2430cf29
SHA3-384 hash: c4517f211099fe5cab244dfe40f5c3b005e9012f1a715fd75b0f518e6c03cc5b3059fac6e1e6237c42832cc5ebd847fe
SHA1 hash: c5aa9d99f510a0b3d126fcca843afacf1d5ed518
MD5 hash: 1e45d33e2f84264438b34d7f302a6a1e
humanhash: arkansas-helium-stream-uranus
File name:cwlfkwnt.armv7l
Download: download sample
Signature Mirai
File size:944'823 bytes
First seen:2026-09-24 10:36:33 UTC
Last seen:2026-09-25 02:28:36 UTC
File type: elf
MIME type:application/x-executable
ssdeep 24576:mVYP1R7vMU2cwfcR0TAb+Tc6k2hknuQ6Jm:fbZQOYc6k2hkOJm
TLSH T167154B55F890DF63C5D4677AF65E82A833234778C3E7720699148B383B97A2F0B3A641
telfhash t113a002171895c61d573b9f189cea074610831c33fc6d3d6a5e5cdf558525505075ccaf
Magika elf
Reporter abuse_ch
Tags:elf gafgyt mirai

Intelligence


File Origin
# of uploads :
2
# of downloads :
59
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Opens a port
Locks files
Collects information on the CPU
Connection attempt
Performs a bruteforce attack in the network
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm base64 bash evasive gcc javac lolbin rust
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-09-24T08:45:00Z UTC
Last seen:
2026-09-24T09:27:00Z UTC
Hits:
~10
Status:
terminated
Behavior Graph:
%3 guuid=74098a78-1d00-0000-8966-3cb4ce070000 pid=1998 /usr/bin/sudo guuid=7fdf957c-1d00-0000-8966-3cb4d2070000 pid=2002 /tmp/sample.bin guuid=74098a78-1d00-0000-8966-3cb4ce070000 pid=1998->guuid=7fdf957c-1d00-0000-8966-3cb4d2070000 pid=2002 execve
Threat name:
Linux.Backdoor.Gafgyt
Status:
Malicious
First seen:
2026-09-24 10:37:50 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 38 (50.00%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
antivm defense_evasion discovery
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
System Network Configuration Discovery
Writes file to tmp directory
Checks CPU configuration
Reads CPU attributes
Checks hardware identifiers (DMI)
Enumerates running processes
Reads MAC address of network interface
File and Directory Permissions Modification
Contacts a large (519) amount of remote hosts
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:CP_Script_Inject_Detector
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:ELF_Mirai
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:enterpriseapps2
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:F01_s1ckrule
Author:s1ckb017
Rule name:Hunt_DVR_Exploit_CommandInjection
Author:Serhii Kocherhan
Description:Detects common shell command injection signatures and payloads associated with DVR/NVR exploitation
Rule name:iot_req_metachar
Rule name:ldpreload
Author:xorseed
Reference:https://stuff.rop.io/
Rule name:linux_generic_ipv6_catcher
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:linux_generic_irc_catcher
Author:@_lubiedo
Description:Find new ELF IRC samples
Rule name:malwareelf55503
Rule name:MIRAI_OHSHIT_payload
Author:AfterPacket
Description:MIRAI_OHSHIT ELF payload -- compiled-in C2 set, all architectures
Reference:https://github.com/Afterpacket/drosera-threat-intel
Rule name:setsockopt
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:test_rule_vldslv
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
Rule name:unixredflags3
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:vmdetect
Author:nex
Description:Possibly employs anti-virtualization techniques

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf e4f2bd2cc56758743a66588f1e501881909e775c3695a1f2e153f55d2430cf29

(this sample)

  
Delivery method
Distributed via web download

Comments