98e8e0db973bc25a314918fb3065778f16821978fd9dbbf067ead453b4ad8b00

Analysis

max time kernel
149s
max time network
4s
platform
debian-9_armhf
resource
debian9-armhf-20240221-en
resource tags

arch:armhfimage:debian9-armhf-20240221-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
submitted
22-02-2024 06:04

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General

Target

98e8e0db973bc25a314918fb3065778f16821978fd9dbbf067ead453b4ad8b00.elf
Size

126KB
MD5

633c252c023b0756d7d5740d2f44fe5e
SHA1

cfffad391d27ba3c270b9ee9de74d998ec9c9616
SHA256

98e8e0db973bc25a314918fb3065778f16821978fd9dbbf067ead453b4ad8b00
SHA512

ebbafb6093090ecba1cfeed38ee945dad2a2fc8ed4ff64670d02dfdacde1f622534f406d8349a89a4822f14a4ca41c8ac5081711d705ffcebba0afbf77045a92
SSDEEP

3072:cowpuQyNSG2eRa1styK9flTQPHoWrScVM/9OAvjik:cowpuQyNSG24a1styKdlTuIWrSmM/9nd

Score

7^/10

Malware Config

Signatures

Modifies Watchdog functionality 1 TTPs 2 IoCs
Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.

Impair Defenses
T1562

Processes:

description ioc

File opened for modification /dev/watchdog
File opened for modification /dev/misc/watchdog
Enumerates running processes
Discovers information about currently running processes on the system
Writes file to system bin folder 1 TTPs 2 IoCs

Hijack Execution Flow
T1574

Processes:

description ioc

File opened for modification /sbin/watchdog
File opened for modification /bin/watchdog

description	ioc
File opened for modification	/dev/watchdog
File opened for modification	/dev/misc/watchdog

description	ioc
File opened for modification	/sbin/watchdog
File opened for modification	/bin/watchdog

Reads runtime system information 27 IoCs

Reads data from /proc virtual filesystem.

Processes:

description	ioc
File opened for reading	/proc/593/cmdline
File opened for reading	/proc/650/cmdline
File opened for reading	/proc/706/cmdline
File opened for reading	/proc/713/cmdline
File opened for reading	/proc/726/cmdline
File opened for reading	/proc/734/cmdline
File opened for reading	/proc/595/cmdline
File opened for reading	/proc/636/cmdline
File opened for reading	/proc/641/cmdline
File opened for reading	/proc/708/cmdline
File opened for reading	/proc/730/cmdline
File opened for reading	/proc/575/cmdline
File opened for reading	/proc/639/cmdline
File opened for reading	/proc/646/cmdline
File opened for reading	/proc/642/cmdline
File opened for reading	/proc/714/cmdline
File opened for reading	/proc/718/cmdline
File opened for reading	/proc/724/cmdline
File opened for reading	/proc/732/cmdline
File opened for reading	/proc/592/cmdline
File opened for reading	/proc/736/cmdline
File opened for reading	/proc/674/cmdline
File opened for reading	/proc/720/cmdline
File opened for reading	/proc/728/cmdline
File opened for reading	/proc/596/cmdline
File opened for reading	/proc/716/cmdline
File opened for reading	/proc/722/cmdline

/tmp/98e8e0db973bc25a314918fb3065778f16821978fd9dbbf067ead453b4ad8b00.elf
/tmp/98e8e0db973bc25a314918fb3065778f16821978fd9dbbf067ead453b4ad8b00.elf
1⤵
PID:643

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads