mirai | a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2

Analysis

max time kernel
149s
max time network
5s
platform
debian-9_mips
resource
debian9-mipsbe-20240418-en
resource tags

arch:mipsimage:debian9-mipsbe-20240418-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
submitted
09-01-2025 02:48

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General

Target

a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
Size

23KB
MD5

45a1bc49d2057a02ea0d323870315d86
SHA1

beb3c0a13a18bc1dbcdb3720b144a7ee0b74ba65
SHA256

a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2
SHA512

ef28da228c2516a69351c11435e3dba5a30dd39b4cb751658c5cd2380b53162475d8f32c693a0b50da237784eda7499dc7dd5b76ae7bdba4670eab4d0fbec773
SSDEEP

384:YeD8ZSH2LLZUYyGZbsOiTrowSN9rnZMINlphQ/HYtuiBamdtJgGlzDpH7uNj1JAV:YeD8ZSWvZHZbs1row697qohQvg9EitJ7

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	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
File opened for modification	/dev/misc/watchdog	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf

Writes file to system bin folder 2 IoCs

description	ioc	Process
File opened for modification	/sbin/watchdog	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
File opened for modification	/bin/watchdog	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf

Reads runtime system information 20 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/698/cmdline	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
File opened for reading	/proc/707/cmdline	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
File opened for reading	/proc/708/cmdline	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
File opened for reading	/proc/761/cmdline	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
File opened for reading	/proc/693/cmdline	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
File opened for reading	/proc/699/cmdline	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
File opened for reading	/proc/752/cmdline	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
File opened for reading	/proc/765/cmdline	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
File opened for reading	/proc/781/cmdline	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
File opened for reading	/proc/428/cmdline	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
File opened for reading	/proc/663/cmdline	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
File opened for reading	/proc/700/cmdline	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
File opened for reading	/proc/770/cmdline	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
File opened for reading	/proc/666/cmdline	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
File opened for reading	/proc/671/cmdline	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
File opened for reading	/proc/672/cmdline	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
File opened for reading	/proc/679/cmdline	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
File opened for reading	/proc/694/cmdline	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
File opened for reading	/proc/704/cmdline	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
File opened for reading	/proc/773/cmdline	a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf

/tmp/a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
/tmp/a921de71608f395ed0d91c9993eeeef47e947b58ba01ebf9cb589e6f49b542d2.elf
1⤵
- Modifies Watchdog functionality
- Writes file to system bin folder
- Reads runtime system information
PID:701

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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