mirai | bbf71c9fa3464d81a85e9c4fa4bd419e43121e161ae3c9bc9687bb547913ed12

Analysis

max time kernel
149s
max time network
152s
platform
ubuntu-18.04_amd64
resource
ubuntu1804-amd64-20240611-en
resource tags

arch:amd64arch:i386image:ubuntu1804-amd64-20240611-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
submitted
05-12-2024 07:25

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General

Target

c69366643c581786d5057b5d0f8ecd64_JaffaCakes118
Size

30KB
MD5

c69366643c581786d5057b5d0f8ecd64
SHA1

c6657863927c1c67f3cc139f30fb60c42e2252b6
SHA256

bbf71c9fa3464d81a85e9c4fa4bd419e43121e161ae3c9bc9687bb547913ed12
SHA512

f102a2f3e48c1bf60388849cb71bba6cd4e8334ed576a7acc7a8a709021567665fd373e8eb91b16da48b189574032271494a61756c1ef2c5d667aa1eec5d98b7
SSDEEP

768:DQNwM17zfzQTgVCDUZiUfrxfv97aWwdbXnbcuyD7Uryqo:D0wM17zrQT+/ZiQflIdDnouy8mqo

Score

10^/10

mirai kyton botnet defense_evasion discovery

Malware Config

Extracted

Family

mirai

Botnet

KYTON

Signatures

Mirai
Mirai is a prevalent Linux malware infecting exposed network devices.
botnet mirai
Mirai family
mirai
Contacts a large (113839) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046

Modifies Watchdog functionality 1 TTPs 2 IoCs

Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.

defense_evasion

Impair Defenses

T1562

description	ioc	Process
File opened for modification	/dev/misc/watchdog	c69366643c581786d5057b5d0f8ecd64_JaffaCakes118
File opened for modification	/dev/watchdog	c69366643c581786d5057b5d0f8ecd64_JaffaCakes118

Enumerates active TCP sockets 1 TTPs 1 IoCs

Gets active TCP sockets from /proc virtual filesystem.

discovery

System Network Connections Discovery

T1049

description	ioc	Process
File opened for reading	/proc/net/tcp	c69366643c581786d5057b5d0f8ecd64_JaffaCakes118

Writes file to system bin folder 1 IoCs

description	ioc	Process
File opened for modification	/bin/watchdog	c69366643c581786d5057b5d0f8ecd64_JaffaCakes118

Changes its process name 1 IoCs

description	pid	Process
Changes the process name, possibly in an attempt to hide itself	1473	c69366643c581786d5057b5d0f8ecd64_JaffaCakes118

Reads system network configuration 1 TTPs 1 IoCs

Uses contents of /proc filesystem to enumerate network settings.

discovery

Internet Connection Discovery

T1016.001

description	ioc	Process
File opened for reading	/proc/net/tcp	c69366643c581786d5057b5d0f8ecd64_JaffaCakes118

Reads runtime system information 2 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/1476/exe	c69366643c581786d5057b5d0f8ecd64_JaffaCakes118
File opened for reading	/proc/self/exe	c69366643c581786d5057b5d0f8ecd64_JaffaCakes118

/tmp/c69366643c581786d5057b5d0f8ecd64_JaffaCakes118
/tmp/c69366643c581786d5057b5d0f8ecd64_JaffaCakes118
1⤵
- Modifies Watchdog functionality
- Enumerates active TCP sockets
- Writes file to system bin folder
- Changes its process name
- Reads system network configuration
- Reads runtime system information
PID:1473

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Impair Defenses

T1562

Credential Access

Discovery

Network Service Discovery

T1046

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

System Network Connections Discovery

T1049

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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