mirai | d222b9940a1e34aafa7b2ecdf5032534ff5399e6be631f44b2a0ba2177aff25c

Analysis

max time kernel
150s
max time network
8s
platform
debian-9_mipsel
resource
debian9-mipsel-20240226-en
resource tags

arch:mipselimage:debian9-mipsel-20240226-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
submitted
30-12-2024 01:07

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General

Target

cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
Size

24KB
MD5

2603361b94514242aa12297aa16d8dbd
SHA1

b2d52dfe242b3d0f9427e5354ccab7dfcaf0d321
SHA256

cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23
SHA512

b810d07158d300055df202000e585216a379a5630a8f0fe0daad4a8a640743bf505349b0fd2a8df11641c2964ccfbfa482c42661c1a30cecb18afb4c5ca9b551
SSDEEP

768:obrQlS07dEv0UXqUhvQE+CXQKMQKCXBprZqSWvB:4QlS07FUXqIYSXQKqutqJ

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	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for modification	/dev/misc/watchdog	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf

Writes file to system bin folder 2 IoCs

description	ioc	Process
File opened for modification	/sbin/watchdog	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for modification	/bin/watchdog	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf

Reads runtime system information 26 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/792/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/514/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/698/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/699/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/703/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/751/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/757/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/784/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/804/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/704/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/712/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/745/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/773/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/778/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/472/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/486/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/513/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/705/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/733/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/770/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/401/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/685/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/710/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/714/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/766/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
File opened for reading	/proc/810/cmdline	cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf

/tmp/cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
/tmp/cf4c6564566eddb7a9bd66d94aca00eb80502d4e58d9cad50f6ade33e463aa23.elf
1⤵
- Modifies Watchdog functionality
- Writes file to system bin folder
- Reads runtime system information
PID:706

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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