95632ccf7531e0cd4e3e35e9ee63726a16b06ebc7808434324f5cef6f9ddbfaf

Analysis

max time kernel
150s
max time network
155s
platform
debian-12_armhf
resource
debian12-armhf-20240221-en
resource tags

arch:armhfimage:debian12-armhf-20240221-enkernel:6.1.0-17-armmp-lpaelocale:en-usos:debian-12-armhfsystem
submitted
02-02-2025 17:32

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

arm5.b.elf
Size

120KB
MD5

0261bae15d2f212d7bb7904d12c562ac
SHA1

ceae8d6b6d4804be1e99e6812d7dba212ebb6621
SHA256

95632ccf7531e0cd4e3e35e9ee63726a16b06ebc7808434324f5cef6f9ddbfaf
SHA512

37d03120cbfc06a5a70e024c1682ecfcee2ed5d1c118b29b29a04d30eb318ef4f85ece63b16c81e0d31416414bbc7b287dc73aab91c12f395918d610f06b4240
SSDEEP

1536:+SntBSk+8hwl3nlBSDx1PayWs+9xCk9lDyiuyy9kzYzMr0vo3o4y7lY+h7W+hA:T0gylyx1PayWs+9tCyy9+YzMIXV7qYG

Score

7^/10

credential_access defense_evasion

Malware Config

Signatures

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/misc/watchdog	arm5.b.elf
File opened for modification	/dev/watchdog	arm5.b.elf

Traces itself 1 IoCs

Traces itself to prevent debugging attempts

pid	Process
704	arm5.b.elf

Reads process memory 1 TTPs 23 IoCs

Read the memory of a process through the /proc virtual filesystem. This can be used to steal credentials.

credential_access

Proc Filesystem

T1003.007

description	ioc	Process
File opened for reading	/proc/633/maps	arm5.b.elf
File opened for reading	/proc/641/maps	arm5.b.elf
File opened for reading	/proc/679/maps	arm5.b.elf
File opened for reading	/proc/710/maps	arm5.b.elf
File opened for reading	/proc/742/maps	arm5.b.elf
File opened for reading	/proc/804/maps	arm5.b.elf
File opened for reading	/proc/803/maps	arm5.b.elf
File opened for reading	/proc/665/maps	arm5.b.elf
File opened for reading	/proc/683/maps	arm5.b.elf
File opened for reading	/proc/702/maps	arm5.b.elf
File opened for reading	/proc/736/maps	arm5.b.elf
File opened for reading	/proc/765/maps	arm5.b.elf
File opened for reading	/proc/772/maps	arm5.b.elf
File opened for reading	/proc/779/maps	arm5.b.elf
File opened for reading	/proc/476/maps	arm5.b.elf
File opened for reading	/proc/703/maps	arm5.b.elf
File opened for reading	/proc/705/maps	arm5.b.elf
File opened for reading	/proc/722/maps	arm5.b.elf
File opened for reading	/proc/741/maps	arm5.b.elf
File opened for reading	/proc/478/maps	arm5.b.elf
File opened for reading	/proc/697/maps	arm5.b.elf
File opened for reading	/proc/761/maps	arm5.b.elf
File opened for reading	/proc/769/maps	arm5.b.elf

Changes its process name 1 IoCs

description	ioc	pid	Process
Changes the process name, possibly in an attempt to hide itself	i5rgmafpl0b56dwno2	704	arm5.b.elf

/tmp/arm5.b.elf
/tmp/arm5.b.elf
1⤵
- Modifies Watchdog functionality
- Traces itself
- Reads process memory
- Changes its process name
PID:704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Impair Defenses

T1562

Credential Access

OS Credential Dumping

T1003

Proc Filesystem

T1003.007

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads