b15eca8497ee7c754ae99626c1b50afc2777afb0178f4b052aa7c75136c28c20

Analysis

max time kernel
134s
max time network
137s
platform
debian-9_armhf
resource
debian9-armhf-20240611-en
resource tags

arch:armhfimage:debian9-armhf-20240611-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
submitted
08/03/2025, 12:38

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General

Target

b15eca8497ee7c754ae99626c1b50afc2777afb0178f4b052aa7c75136c28c20.elf
Size

174KB
MD5

65e33240574661d5ed9ed7676272cd40
SHA1

7ef110e2a7a39514caa1d20eb6ddf6b4bc823e29
SHA256

b15eca8497ee7c754ae99626c1b50afc2777afb0178f4b052aa7c75136c28c20
SHA512

f3f3ee75eb2e06eb95811133a26b789e73545f75b925b72293e0d7fcad73f53d7f6e21dffbda4fb048ac69d5bf6de9d6a07454d11e2712e78326f52278468189
SSDEEP

3072:MQRwgCEuSOFBjZIumaCssvWmO7xhntKFdjq1shGAHgj7RM/9Gdfv:MQRVvsF3FmaCssvWmQxbKXjqS5Hgj1MQ

Score

9^/10

defense_evasion discovery

Malware Config

Signatures

Contacts a large (2050) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046

Deletes itself 1 IoCs

pid	Process
661	b15eca8497ee7c754ae99626c1b50afc2777afb0178f4b052aa7c75136c28c20.elf

Modifies Watchdog functionality 1 TTPs 1 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	b15eca8497ee7c754ae99626c1b50afc2777afb0178f4b052aa7c75136c28c20.elf

Writes file to system bin folder 2 IoCs

description	ioc	Process
File opened for modification	/sbin/watchdog:	b15eca8497ee7c754ae99626c1b50afc2777afb0178f4b052aa7c75136c28c20.elf
File opened for modification	/bin/watchdog:	b15eca8497ee7c754ae99626c1b50afc2777afb0178f4b052aa7c75136c28c20.elf

Changes its process name 1 IoCs

description	ioc	pid	Process
Changes the process name, possibly in an attempt to hide itself	httpd	660	b15eca8497ee7c754ae99626c1b50afc2777afb0178f4b052aa7c75136c28c20.elf

Reads runtime system information 1 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/stat	b15eca8497ee7c754ae99626c1b50afc2777afb0178f4b052aa7c75136c28c20.elf

/tmp/b15eca8497ee7c754ae99626c1b50afc2777afb0178f4b052aa7c75136c28c20.elf
/tmp/b15eca8497ee7c754ae99626c1b50afc2777afb0178f4b052aa7c75136c28c20.elf
1⤵
- Deletes itself
- Modifies Watchdog functionality
- Writes file to system bin folder
- Changes its process name
- Reads runtime system information
PID:660

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Impair Defenses

T1562

Credential Access

Discovery

Network Service Discovery

T1046

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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