mirai | b6c6338cc2db546f8b02f768447a693e802054986dfc837554de0c8ca6384cb0

Analysis

max time kernel
154s
max time network
158s
platform
ubuntu-18.04_amd64
resource
ubuntu1804-amd64-20231215-en
resource tags

arch:amd64arch:i386image:ubuntu1804-amd64-20231215-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
submitted
24/12/2023, 06:01

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General

Target

sora.x86.elf
Size

27KB
MD5

0b8a585131a31fe5791514ea9e9d1c34
SHA1

f08981d9f2480adf098ece8d072b3ec75793d582
SHA256

b6c6338cc2db546f8b02f768447a693e802054986dfc837554de0c8ca6384cb0
SHA512

2b2b7fa7b703c7a7dc9801ccd0fba30d42f8aa11fbf1d66a7c3c0fdde1a2e3a3aba07e7d29e6b0b97d371abe42847e197e0f8e92549038a63d024cfdd93ad5fc
SSDEEP

384:MAt9WXUx5+bkbRaliVErjrL9VD9jPwrSaf5CwTvDyAHlvWujwDOFwZ+mN/mLv1Ri:95+Kcrb9VDJee2lHlvyqQ+mNKi

Score

10^/10

mirai sora botnet discovery

Malware Config

Extracted

Family

mirai

Botnet

SORA

Signatures

Mirai
Mirai is a prevalent Linux malware infecting exposed network devices.
botnet mirai
Contacts a large (114281) 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

Changes its process name 1 IoCs

description	pid	Process
Changes the process name, possibly in an attempt to hide itself	1533	sora.x86.elf

Modifies Watchdog functionality 1 TTPs 2 IoCs

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

Impair Defenses

T1562

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

Enumerates active TCP sockets 1 TTPs 1 IoCs

Gets active TCP sockets from /proc virtual filesystem.

System Network Connections Discovery

T1049

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

Enumerates running processes
Discovers information about currently running processes on the system

Reads system network configuration 1 TTPs 1 IoCs

Uses contents of /proc filesystem to enumerate network settings.

System Network Configuration Discovery

T1016

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

Reads runtime system information 64 IoCs

Reads data from /proc virtual filesystem.

description	ioc
File opened for reading	/proc/1585/exe
File opened for reading	/proc/478/exe
File opened for reading	/proc/1457/fd
File opened for reading	/proc/449/fd
File opened for reading	/proc/456/fd
File opened for reading	/proc/452/fd
File opened for reading	/proc/428/exe
File opened for reading	/proc/627/fd
File opened for reading	/proc/401/exe
File opened for reading	/proc/1846/fd
File opened for reading	/proc/1608/exe
File opened for reading	/proc/416/exe
File opened for reading	/proc/1554/exe
File opened for reading	/proc/576/exe
File opened for reading	/proc/1537/exe
File opened for reading	/proc/536/fd
File opened for reading	/proc/1770/fd
File opened for reading	/proc/473/fd
File opened for reading	/proc/1043/fd
File opened for reading	/proc/517/fd
File opened for reading	/proc/421/exe
File opened for reading	/proc/557/exe
File opened for reading	/proc/1522/exe
File opened for reading	/proc/1607/exe
File opened for reading	/proc/1434/fd
File opened for reading	/proc/641/fd
File opened for reading	/proc/403/fd
File opened for reading	/proc/1570/exe
File opened for reading	/proc/401/fd
File opened for reading	/proc/964/fd
File opened for reading	/proc/427/exe
File opened for reading	/proc/1564/exe
File opened for reading	/proc/517/exe
File opened for reading	/proc/1580/exe
File opened for reading	/proc/1142/fd
File opened for reading	/proc/1/fd
File opened for reading	/proc/416/fd
File opened for reading	/proc/1142/exe
File opened for reading	/proc/1619/exe
File opened for reading	/proc/456/exe
File opened for reading	/proc/657/exe
File opened for reading	/proc/1602/exe
File opened for reading	/proc/1635/fd
File opened for reading	/proc/318/fd
File opened for reading	/proc/1434/exe
File opened for reading	/proc/1534/exe
File opened for reading	/proc/473/exe
File opened for reading	/proc/1563/exe
File opened for reading	/proc/1597/exe
File opened for reading	/proc/1606/exe
File opened for reading	/proc/453/fd
File opened for reading	/proc/459/exe
File opened for reading	/proc/2050{1,1T
File opened for reading	/proc/1113/exe
File opened for reading	/proc/1521/exe
File opened for reading	/proc/1043/exe
File opened for reading	/proc/1540/exe
File opened for reading	/proc/958/exe
File opened for reading	/proc/1536/fd
File opened for reading	/proc/1457/exe
File opened for reading	/proc/1537/fd
File opened for reading	/proc/427/fd
File opened for reading	/proc/452/exe
File opened for reading	/proc/627/exe

/tmp/sora.x86.elf
/tmp/sora.x86.elf
1⤵
- Changes its process name
PID:1533

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

System Network Connections Discovery

T1049

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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