b0832f4738ecc425a03c13ce0af610ffe73b55afcf8d814dcdd2af0e8dad9c64

Analysis

max time kernel
150s
max time network
144s
platform
debian-9_mips
resource
debian9-mipsbe-20240611-en
resource tags

arch:mipsimage:debian9-mipsbe-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
submitted
28-10-2024 06:43

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General

Target

zermips.elf
Size

59KB
MD5

a24358e749172718412819178e55b80e
SHA1

76d8ffcbfb8ae191310ddedaed4416e73739a6e0
SHA256

b0832f4738ecc425a03c13ce0af610ffe73b55afcf8d814dcdd2af0e8dad9c64
SHA512

17769e8d45637c9b6712cab3fdb6bfa32ee41e135f1815c7f19260c01f8679bb861c2694df2cda4f5684eef3cd1972101a7c36f790380360b37f29a53be82479
SSDEEP

1536:PzZs7PhDgPV3M52jU/jW1/jLbfLoLsEcgnY:1+JgPpM0LoLfcgnY

Score

7^/10

defense_evasion discovery

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

Renames itself 1 IoCs

pid	Process
707	zermips.elf

Unexpected DNS network traffic destination 2 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	194.36.144.87
Destination IP	81.169.136.222

Changes its process name 1 IoCs

description	pid	Process
Changes the process name, possibly in an attempt to hide itself	707	zermips.elf

System Network Configuration Discovery 1 TTPs 1 IoCs

Adversaries may gather information about the network configuration of a system.

discovery

System Network Configuration Discovery

T1016

pid	Process
707	zermips.elf

/tmp/zermips.elf
/tmp/zermips.elf
1⤵
- Modifies Watchdog functionality
- Renames itself
- Changes its process name
- System Network Configuration Discovery
PID:707

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Impair Defenses

T1562

Credential Access

Discovery

System Network Configuration Discovery

T1016

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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