mirai | b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12

Analysis

max time kernel
149s
max time network
7s
platform
debian-9_mipsel
resource
debian9-mipsel-20240418-en
resource tags

arch:mipselimage:debian9-mipsel-20240418-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
submitted
26-01-2025 03:58

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General

Target

b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf
Size

24KB
MD5

8fa7c8951bae50c837a3b56a5b7a4a79
SHA1

7f0cceddc614bf44787986848f2c277e7dd36c20
SHA256

b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12
SHA512

4c303c2f807a00e13a0eb6c1f18960aa79fe491982762df7d99879783e4a29b647f2669fa91431d919524c7c45bb9ab71c01a5c6fe9fc855f7c96915be9fea79
SSDEEP

768:obrQlS07dEv0UXqUhvQE+CXQKMQKCXBp4zpZqSWvFX:4QlS07FUXqIYSXQKqugqN

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	b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf
File opened for modification	/dev/misc/watchdog	b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf

Writes file to system bin folder 2 IoCs

description	ioc	Process
File opened for modification	/sbin/watchdog	b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf
File opened for modification	/bin/watchdog	b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf

Reads runtime system information 18 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/697/cmdline	b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf
File opened for reading	/proc/764/cmdline	b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf
File opened for reading	/proc/653/cmdline	b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf
File opened for reading	/proc/669/cmdline	b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf
File opened for reading	/proc/684/cmdline	b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf
File opened for reading	/proc/695/cmdline	b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf
File opened for reading	/proc/659/cmdline	b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf
File opened for reading	/proc/683/cmdline	b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf
File opened for reading	/proc/688/cmdline	b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf
File opened for reading	/proc/689/cmdline	b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf
File opened for reading	/proc/690/cmdline	b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf
File opened for reading	/proc/704/cmdline	b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf
File opened for reading	/proc/756/cmdline	b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf
File opened for reading	/proc/759/cmdline	b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf
File opened for reading	/proc/660/cmdline	b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf
File opened for reading	/proc/741/cmdline	b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf
File opened for reading	/proc/752/cmdline	b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf
File opened for reading	/proc/657/cmdline	b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf

/tmp/b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf
/tmp/b2e23a7a917ad138a9ecac2f67eb7271c689e235757eaa3a0bfccb6c9906bb12.elf
1⤵
- Modifies Watchdog functionality
- Writes file to system bin folder
- Reads runtime system information
PID:691

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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