mirai | a8930215628e0389114fe87a6fc5912bd12392c3107733643d3cfc853c542b81

Analysis

max time kernel
150s
max time network
11s
platform
debian-12_mipsel
resource
debian12-mipsel-20240221-en
resource tags

arch:mipselimage:debian12-mipsel-20240221-enkernel:6.1.0-17-4kc-maltalocale:en-usos:debian-12-mipselsystem
submitted
02-01-2025 23:45

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General

Target

wind.mpsl.elf
Size

28KB
MD5

8c75550d786b77cbd6126f52ff6f8ff7
SHA1

2920bd07503926c516e85dc9a98b1b83f8083eea
SHA256

a8930215628e0389114fe87a6fc5912bd12392c3107733643d3cfc853c542b81
SHA512

950af43188f89a88529fd2e9a1083f8206db21def824d11fba815cc3306bfcd60a2582d0be268fc5fa0802447da830a3c0a2c494802c78c3e34a4fa0040e5a23
SSDEEP

384:1mjOb/7xg3HAp0nwcOESKAhKDn459qfUscwA/75xPuC6DGCabvT95am2x/LmNbRj:aObTx2HrZOKAhn4UswxPu3GdZ5YZLSWO

Score

10^/10

mirai lzrd botnet defense_evasion discovery

Malware Config

Extracted

Family

mirai

Botnet

LZRD

Signatures

Mirai
Mirai is a prevalent Linux malware infecting exposed network devices.
botnet mirai
Mirai family
mirai

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/watchdog	wind.mpsl.elf
File opened for modification	/dev/misc/watchdog	wind.mpsl.elf

Writes file to system bin folder 2 IoCs

description	ioc	Process
File opened for modification	/sbin/watchdog	wind.mpsl.elf
File opened for modification	/bin/watchdog	wind.mpsl.elf

Reads runtime system information 13 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/731/cmdline	wind.mpsl.elf
File opened for reading	/proc/732/cmdline	wind.mpsl.elf
File opened for reading	/proc/673/cmdline	wind.mpsl.elf
File opened for reading	/proc/695/cmdline	wind.mpsl.elf
File opened for reading	/proc/717/cmdline	wind.mpsl.elf
File opened for reading	/proc/692/cmdline	wind.mpsl.elf
File opened for reading	/proc/711/cmdline	wind.mpsl.elf
File opened for reading	/proc/720/cmdline	wind.mpsl.elf
File opened for reading	/proc/747/cmdline	wind.mpsl.elf
File opened for reading	/proc/757/cmdline	wind.mpsl.elf
File opened for reading	/proc/418/cmdline	wind.mpsl.elf
File opened for reading	/proc/676/cmdline	wind.mpsl.elf
File opened for reading	/proc/677/cmdline	wind.mpsl.elf

/tmp/wind.mpsl.elf
/tmp/wind.mpsl.elf
1⤵
- Modifies Watchdog functionality
- Writes file to system bin folder
- Reads runtime system information
PID:743

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Impair Defenses

T1562

Credential Access

Discovery

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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