mirai | 485219d81f619bc9a647a7e576a4f96400eec5fd91194824dce6a548e96a71ce

Analysis

max time kernel
149s
max time network
6s
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
28-04-2024 11:58

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General

Target

24722724dcbbf6fbc64440cd128dbb78.elf
Size

27KB
MD5

24722724dcbbf6fbc64440cd128dbb78
SHA1

8ebadca9fdd14605fc28ff83d8767db0a1f3db78
SHA256

485219d81f619bc9a647a7e576a4f96400eec5fd91194824dce6a548e96a71ce
SHA512

3bc48932952dfe278e287a58642d153466063f06aceae21c1e5b28c5f31e54ad9ba85762e48306f340ea5a15f46ca3cd790c8f9234441e05a3a5fda812f64848
SSDEEP

384:ATDpTqrBMyz2ZpRcZbsZGBdHIwFrs1PY1a910Jxc5s3ArKKLYF14Bo0MgRWGVCz9:ATDFqrG9zcZe2HI0rA/9Gxd/14fRWF

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:

24722724dcbbf6fbc64440cd128dbb78.elf

description	ioc	process
File opened for modification	/dev/misc/watchdog	24722724dcbbf6fbc64440cd128dbb78.elf
File opened for modification	/dev/watchdog	24722724dcbbf6fbc64440cd128dbb78.elf

Writes file to system bin folder 1 TTPs 2 IoCs

Hijack Execution Flow

T1574

Processes:

24722724dcbbf6fbc64440cd128dbb78.elf

description	ioc	process
File opened for modification	/sbin/watchdog	24722724dcbbf6fbc64440cd128dbb78.elf
File opened for modification	/bin/watchdog	24722724dcbbf6fbc64440cd128dbb78.elf

Reads runtime system information 19 IoCs

Reads data from /proc virtual filesystem.

Processes:

24722724dcbbf6fbc64440cd128dbb78.elf

description	ioc	process
File opened for reading	/proc/435/cmdline	24722724dcbbf6fbc64440cd128dbb78.elf
File opened for reading	/proc/703/cmdline	24722724dcbbf6fbc64440cd128dbb78.elf
File opened for reading	/proc/683/cmdline	24722724dcbbf6fbc64440cd128dbb78.elf
File opened for reading	/proc/686/cmdline	24722724dcbbf6fbc64440cd128dbb78.elf
File opened for reading	/proc/714/cmdline	24722724dcbbf6fbc64440cd128dbb78.elf
File opened for reading	/proc/716/cmdline	24722724dcbbf6fbc64440cd128dbb78.elf
File opened for reading	/proc/675/cmdline	24722724dcbbf6fbc64440cd128dbb78.elf
File opened for reading	/proc/679/cmdline	24722724dcbbf6fbc64440cd128dbb78.elf
File opened for reading	/proc/721/cmdline	24722724dcbbf6fbc64440cd128dbb78.elf
File opened for reading	/proc/767/cmdline	24722724dcbbf6fbc64440cd128dbb78.elf
File opened for reading	/proc/772/cmdline	24722724dcbbf6fbc64440cd128dbb78.elf
File opened for reading	/proc/784/cmdline	24722724dcbbf6fbc64440cd128dbb78.elf
File opened for reading	/proc/787/cmdline	24722724dcbbf6fbc64440cd128dbb78.elf
File opened for reading	/proc/706/cmdline	24722724dcbbf6fbc64440cd128dbb78.elf
File opened for reading	/proc/709/cmdline	24722724dcbbf6fbc64440cd128dbb78.elf
File opened for reading	/proc/710/cmdline	24722724dcbbf6fbc64440cd128dbb78.elf
File opened for reading	/proc/776/cmdline	24722724dcbbf6fbc64440cd128dbb78.elf
File opened for reading	/proc/685/cmdline	24722724dcbbf6fbc64440cd128dbb78.elf
File opened for reading	/proc/704/cmdline	24722724dcbbf6fbc64440cd128dbb78.elf

/tmp/24722724dcbbf6fbc64440cd128dbb78.elf
/tmp/24722724dcbbf6fbc64440cd128dbb78.elf
1⤵
- Modifies Watchdog functionality
- Writes file to system bin folder
- Reads runtime system information
PID:711

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/711-1-0x00400000-0x0042bcb4-memory.dmp

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