81ef4b40b3f773c917fca326891db8bd2a93d6a5e70d9af134f2bbb9067b9029

Analysis

max time kernel
149s
max time network
161s
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 04:34

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General

Target

81ef4b40b3f773c917fca326891db8bd2a93d6a5e70d9af134f2bbb9067b9029.elf
Size

148KB
MD5

f42402650bc84560f44093cf853f9775
SHA1

c78599a747c65e2e82837048c5463875a025d6cf
SHA256

81ef4b40b3f773c917fca326891db8bd2a93d6a5e70d9af134f2bbb9067b9029
SHA512

b95c0ceb1ebd831a9234048a220b87ea34db6b4603647b339b60b0f6fd8755bab1d792a2ec749e9dad7f0acfc5f801d3a27f24dd7c575ecad86895e80ae20515
SSDEEP

3072:NAzvfNO6WaLZRgLylU7dGzukTfHegMnM/9HpQZJ2Rp:Y1XWaLZRgLylKd6LHeg0M/9O2Rp

Score

7^/10

defense_evasion

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
705	81ef4b40b3f773c917fca326891db8bd2a93d6a5e70d9af134f2bbb9067b9029.elf

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	81ef4b40b3f773c917fca326891db8bd2a93d6a5e70d9af134f2bbb9067b9029.elf
File opened for modification	/dev/misc/watchdog	81ef4b40b3f773c917fca326891db8bd2a93d6a5e70d9af134f2bbb9067b9029.elf

Traces itself 1 IoCs

Traces itself to prevent debugging attempts

pid	Process
705	81ef4b40b3f773c917fca326891db8bd2a93d6a5e70d9af134f2bbb9067b9029.elf

Writes file to system bin folder 2 IoCs

description	ioc	Process
File opened for modification	/sbin/watchdog	81ef4b40b3f773c917fca326891db8bd2a93d6a5e70d9af134f2bbb9067b9029.elf
File opened for modification	/bin/watchdog	81ef4b40b3f773c917fca326891db8bd2a93d6a5e70d9af134f2bbb9067b9029.elf

Changes its process name 1 IoCs

description	ioc	pid	Process
Changes the process name, possibly in an attempt to hide itself	/var/Sofia	705	81ef4b40b3f773c917fca326891db8bd2a93d6a5e70d9af134f2bbb9067b9029.elf

/tmp/81ef4b40b3f773c917fca326891db8bd2a93d6a5e70d9af134f2bbb9067b9029.elf
/tmp/81ef4b40b3f773c917fca326891db8bd2a93d6a5e70d9af134f2bbb9067b9029.elf
1⤵
- Deletes itself
- Modifies Watchdog functionality
- Traces itself
- Writes file to system bin folder
- Changes its process name
PID:705

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

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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