mirai | 3de9a6c4ec9731408c65bcae040263fc955928a7b542c7f4515f4aa37530829d

Analysis

max time kernel
149s
max time network
6s
platform
debian-9_armhf
resource
debian9-armhf-20240226-en
resource tags

arch:armhfimage:debian9-armhf-20240226-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
submitted
11-04-2024 01:12

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General

Target

3de9a6c4ec9731408c65bcae040263fc955928a7b542c7f4515f4aa37530829d.elf
Size

45KB
MD5

c2405d5b7e609c9cfbca86434e308ed6
SHA1

8f89ca073e422d4a66a0269607458695f7067b52
SHA256

3de9a6c4ec9731408c65bcae040263fc955928a7b542c7f4515f4aa37530829d
SHA512

356327cfffb476be32f679228f220b16135bd2c069ef3b9d1259471275742a87adb0ec2fd6c06d623378d7c7693850027fa0101c221cb8caff1e6be5d972be58
SSDEEP

768:D/TYCoIxdEk+AxoTZAZHFeq8b3K9q3UELbUXfi6nVMQHI4vcGpvN:DECFd+A6YHAx/LRQZN

Score

10^/10

mirai lzrd botnet

Malware Config

Extracted

Family

mirai

Botnet

LZRD

Signatures

Mirai
Mirai is a prevalent Linux malware infecting exposed network devices.
botnet mirai
Modifies Watchdog functionality 1 TTPs 2 IoCs
Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.

Impair Defenses
T1562

Processes:

description ioc

File opened for modification /dev/watchdog
File opened for modification /dev/misc/watchdog
Enumerates running processes
Discovers information about currently running processes on the system
Writes file to system bin folder 1 TTPs 2 IoCs

Hijack Execution Flow
T1574

Processes:

description ioc

File opened for modification /sbin/watchdog
File opened for modification /bin/watchdog

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

description	ioc
File opened for modification	/sbin/watchdog
File opened for modification	/bin/watchdog

Reads runtime system information 32 IoCs

Reads data from /proc virtual filesystem.

Processes:

3de9a6c4ec9731408c65bcae040263fc955928a7b542c7f4515f4aa37530829d.elf

description	ioc	process
File opened for reading	/proc/self/exe	3de9a6c4ec9731408c65bcae040263fc955928a7b542c7f4515f4aa37530829d.elf
File opened for reading	/proc/705/cmdline
File opened for reading	/proc/763/cmdline
File opened for reading	/proc/588/cmdline
File opened for reading	/proc/593/cmdline
File opened for reading	/proc/634/cmdline
File opened for reading	/proc/573/cmdline
File opened for reading	/proc/631/cmdline
File opened for reading	/proc/637/cmdline
File opened for reading	/proc/669/cmdline
File opened for reading	/proc/765/cmdline
File opened for reading	/proc/759/cmdline
File opened for reading	/proc/768/cmdline
File opened for reading	/proc/769/cmdline
File opened for reading	/proc/591/cmdline
File opened for reading	/proc/594/cmdline
File opened for reading	/proc/717/cmdline
File opened for reading	/proc/757/cmdline
File opened for reading	/proc/767/cmdline
File opened for reading	/proc/775/cmdline
File opened for reading	/proc/642/cmdline
File opened for reading	/proc/746/cmdline
File opened for reading	/proc/748/cmdline
File opened for reading	/proc/755/cmdline
File opened for reading	/proc/773/cmdline
File opened for reading	/proc/771/cmdline
File opened for reading	/proc/638/cmdline
File opened for reading	/proc/648/cmdline
File opened for reading	/proc/701/cmdline
File opened for reading	/proc/735/cmdline
File opened for reading	/proc/750/cmdline
File opened for reading	/proc/761/cmdline

/tmp/3de9a6c4ec9731408c65bcae040263fc955928a7b542c7f4515f4aa37530829d.elf
/tmp/3de9a6c4ec9731408c65bcae040263fc955928a7b542c7f4515f4aa37530829d.elf
1⤵
- Reads runtime system information
PID:639

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Hijack Execution Flow

T1574

Privilege Escalation

Hijack Execution Flow

T1574

Defense Evasion

Impair Defenses

T1562

Hijack Execution Flow

T1574

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/639-1-0x00008000-0x00026464-memory.dmp

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