MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f878e25084eb4aa2e9f90addbc26bf26a1a64d3f004ce89fbe81476b6e0492a3. 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 7 File information Comments

SHA256 hash:	f878e25084eb4aa2e9f90addbc26bf26a1a64d3f004ce89fbe81476b6e0492a3
SHA3-384 hash:	7f95a9b0fa4a92b2df61fba649cbe51cf6a8878da996b0f3b938af567f17034cbcc5638d98e35f8a20aa79209c7016d3
SHA1 hash:	1deb065eccbaa76b003e7c70b04e10adb6d75b77
MD5 hash:	713ef810c0e52f95a848a36fac887880
humanhash:	quebec-shade-foxtrot-fix
File name:	2d35e56e6696dc96cdefe099424ef6432a145f8f7add13ddc0b866c5d8243efb.elf
Download:	download sample
Signature	Mirai Create hunting rule
File size:	202'412 bytes
First seen:	2026-08-24 02:02:21 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-sharedlib
ssdeep	6144:roArJTah1if9UVcYEEUYDckzjR482pwzihN2B6OT+km:7rwhsfucYEEUSnR48Bc2gR
TLSH	T1A2144A95F890DE52C6D0267AFA7D518C330317B8D3DA7116CE108B35B7EB95A0F3A982
Magika	elf
Reporter	abuse_ch
Tags:	elf mirai upx-dec

abuse_ch

UPX decompressed file, sourced from SHA256 2d35e56e6696dc96cdefe099424ef6432a145f8f7add13ddc0b866c5d8243efb

UPX unpacked

This file is the unpacked version of a file that has been packed with UPX. Below is furhter information about the parent (compressed) file.

File size (compressed) :	88'392 bytes
File size (de-compressed) :	202'412 bytes
Format:	linux/arm
Packed file:	2d35e56e6696dc96cdefe099424ef6432a145f8f7add13ddc0b866c5d8243efb

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

No detections

Result

Verdict:

Malware

Maliciousness:

Behaviour

Opens a port

Sets a written file as executable

Launching a process

Connection attempt

Runs as daemon

Changes the time when the file was created, accessed, or modified

Changes access rights for a written file

Creating a file

Creates or modifies symbolic links

Substitutes an application name

Writes files to system directory

Creates or modifies files in /cron to set up autorun

Creates or modifies files to set up autorun

Deleting of the original file

Creates or modifies symbolic links in /init.d to set up autorun

Creates or modifies files in /init.d to set up autorun

Gathering data

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

false

Architecture:

arm

Packer:

UPX

Botnet:

unknown

Number of open files:

Number of processes launched:

Processes remaning?

true

Remote TCP ports scanned:

not identified

Full report:

https://elfdigest.com/brief/f878e25084eb4aa2e9f90addbc26bf26a1a64d3f004ce89fbe81476b6e0492a3

Behaviour

Persistence

Process Renaming

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Verdict:

Malicious

File Type:

elf.32.le

First seen:

2026-08-24T00:26:00Z UTC

Last seen:

2026-08-25T23:53:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/f878e25084eb4aa2e9f90addbc26bf26a1a64d3f004ce89fbe81476b6e0492a3/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/aacc54bd-2b27-4da0-b311-cacfa0ac84f7

Behavior Graph:

Download SVG

Malware family:

Mirai

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/4ff9ceab-c159-4fe9-9b5d-0ca47a6bd0fd

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/f878e25084eb4aa2e9f90addbc26bf26a1a64d3f004ce89fbe81476b6e0492a3

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/f878e25084eb4aa2e9f90addbc26bf26a1a64d3f004ce89fbe81476b6e0492a3/

Threat name:

Linux.Worm.Mirai

Status:

Malicious

First seen:

2026-08-24 02:25:12 UTC

AV detection:

11 of 24 (45.83%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=7b4oeuee5nfkf2pzblo3yjv7e2q2mtj7abgorh56qfdww3qeskrq._file

Result

Malware family:

n/a

Score:

7/10

Tags:

defense_evasion execution persistence privilege_escalation

Link:

https://tria.ge/reports/260824-cgtcvasbpe/

Behaviour

Changes its process name

Modifies Bash startup script

Creates/modifies Cron job

Creates/modifies environment variables

Modifies init.d

Modifies rc script

Modifies systemd

Deletes itself

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/f878e25084eb4aa2e9f90addbc26bf26a1a64d3f004ce89fbe81476b6e0492a3

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:	deepfield_potassium_mirai_variant Create hunting rule
Author:	Nokia Deepfield ERT
Description:	Detects Potassium Mirai variant (ChaCha20 table, HTTP C2 with token/guid, .woof dropper). Also known as Woof (internal) and Dichter (related variant with Dutch C2 domains, same key material).
Reference:	Internal analysis of sample 6ef4ce02; external: @deobfuscately

Rule name:	elf_arm_mips_ko_so Create hunting rule

Rule name:	ELF_IoT_Persistence_Hunt Create hunting rule
Author:	4r4
Description:	Hunts for ELF files with persistence and download capabilities

Rule name:	ELF_Mirai Create hunting rule
Author:	NDA0E
Description:	Detects multiple Mirai variants

Rule name:	unixredflags3 Create hunting rule
Author:	Tim Brown @timb_machine
Description:	Hunts for UNIX red flags

Rule name:	woof_mirai_variant Create hunting rule
Author:	Nokia Deepfield ERT
Description:	Detects Woof Mirai variant (ChaCha20 table, HTTP C2 with token/guid, .woof dropper)
Reference:	Internal analysis of sample 6ef4ce02