mirai | 77c6964461df552786f59768ccc92f11a02fa049e33bb0ee40c300ab87f4cd02

Analysis

max time kernel
127s
max time network
160s
platform
debian-9_armhf
resource
debian9-armhf-20240611-en
resource tags

arch:armhfimage:debian9-armhf-20240611-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
submitted
07/03/2025, 05:12

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General

Target

77c6964461df552786f59768ccc92f11a02fa049e33bb0ee40c300ab87f4cd02.elf
Size

45KB
MD5

0ec3e3d17600b20173763cf74456b189
SHA1

8030fccb73a1bee22d942adb4119ce5795a1508e
SHA256

77c6964461df552786f59768ccc92f11a02fa049e33bb0ee40c300ab87f4cd02
SHA512

44334384f467d3252702afc70c1cad6eac897d850c924728070ac340657f633d71f322e687872ce96def515c0f4e45a25eb13f6ed7221c32fccdbd7a77432dbd
SSDEEP

768:B2DQtz/oSSCNMBUYDIZnZKgRD57GEVLTvLF8+nyEbIsoAH1gvddpH0QSjqahHh4y:8st9AB/MfRD57GEpjhyE0s1OShHKzEL7

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
Contacts a large (23593) 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/watchdog	77c6964461df552786f59768ccc92f11a02fa049e33bb0ee40c300ab87f4cd02.elf
File opened for modification	/dev/misc/watchdog	77c6964461df552786f59768ccc92f11a02fa049e33bb0ee40c300ab87f4cd02.elf

Reads runtime system information 1 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/self/exe	77c6964461df552786f59768ccc92f11a02fa049e33bb0ee40c300ab87f4cd02.elf

/tmp/77c6964461df552786f59768ccc92f11a02fa049e33bb0ee40c300ab87f4cd02.elf
/tmp/77c6964461df552786f59768ccc92f11a02fa049e33bb0ee40c300ab87f4cd02.elf
1⤵
- Modifies Watchdog functionality
- Reads runtime system information
PID:651

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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