ac235af3909684e6ffd2e4d6271086b84d4a8b6e4f9009f4877beb0a9ecdcd2d

Analysis

max time kernel
149s
max time network
152s
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
30/11/2024, 20:57

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General

Target

arm.elf
Size

76KB
MD5

751d7355900a752e8e45714f4985430e
SHA1

d4fcc48f9fd858c5dadf815172276d8d44183d3f
SHA256

ac235af3909684e6ffd2e4d6271086b84d4a8b6e4f9009f4877beb0a9ecdcd2d
SHA512

9271a954198ac408d6458830c9d87666e1781de96f49dc67be2eb65c25c56eac5ad2917e4a19585534ad4e83fc464425bdafbb1eabe1dfe4dd290134cd581253
SSDEEP

1536:ThY2PMyjy2Xqz7O8WzV2mZjj75xl3w6+TM7W05SG4AJeZWfnb8s6eGM:ThY2PJw6+70kG4cwCnbyeP

Score

9^/10

defense_evasion discovery

Malware Config

Signatures

Contacts a large (19852) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046

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

Enumerates running processes
Discovers information about currently running processes on the system

Reads runtime system information 33 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/770/exe	arm.elf
File opened for reading	/proc/648/exe	arm.elf
File opened for reading	/proc/644/exe	arm.elf
File opened for reading	/proc/774/exe	arm.elf
File opened for reading	/proc/651/exe	arm.elf
File opened for reading	/proc/602/exe	arm.elf
File opened for reading	/proc/657/exe	arm.elf
File opened for reading	/proc/666/exe	arm.elf
File opened for reading	/proc/735/exe	arm.elf
File opened for reading	/proc/768/exe	arm.elf
File opened for reading	/proc/769/exe	arm.elf
File opened for reading	/proc/772/exe	arm.elf
File opened for reading	/proc/415/exe	arm.elf
File opened for reading	/proc/460/exe	arm.elf
File opened for reading	/proc/461/exe	arm.elf
File opened for reading	/proc/645/exe	arm.elf
File opened for reading	/proc/698/exe	arm.elf
File opened for reading	/proc/766/exe	arm.elf
File opened for reading	/proc/776/exe	arm.elf
File opened for reading	/proc/786/exe	arm.elf
File opened for reading	/proc/411/exe	arm.elf
File opened for reading	/proc/638/exe	arm.elf
File opened for reading	/proc/646/exe	arm.elf
File opened for reading	/proc/656/exe	arm.elf
File opened for reading	/proc/775/exe	arm.elf
File opened for reading	/proc/778/exe	arm.elf
File opened for reading	/proc/697/exe	arm.elf
File opened for reading	/proc/764/exe	arm.elf
File opened for reading	/proc/780/exe	arm.elf
File opened for reading	/proc/782/exe	arm.elf
File opened for reading	/proc/784/exe	arm.elf
File opened for reading	/proc/639/exe	arm.elf
File opened for reading	/proc/708/exe	arm.elf

/tmp/arm.elf
/tmp/arm.elf
1⤵
- Modifies Watchdog functionality
- Reads runtime system information
PID:647

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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