4cf8ec53f17cfe68db4344a77b44f284716a42e4f44590ef9719acdcb4138657

Analysis

max time kernel
145s
max time network
143s
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
29-11-2024 03:17

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General

Target

4cf8ec53f17cfe68db4344a77b44f284716a42e4f44590ef9719acdcb4138657.elf
Size

139KB
MD5

e47d11e8dfc51759179331c9629f82e7
SHA1

eeb7b6616bc4feff251057d5b9253f0d4971b346
SHA256

4cf8ec53f17cfe68db4344a77b44f284716a42e4f44590ef9719acdcb4138657
SHA512

c8f5963f7c6aea19ed3736222bd5cea42b7c547f14c234d732751b65e0dbd723cbbf5e3148f63b965b3af545503fb4d50d8fe2711a0ed0c7996b209f87f44ee3
SSDEEP

3072:Cv/WwsLgaq353qHiCOvhOpZqkDQHbeskmhxQwoVSUNu:KPLaq351hOpZqkLskmhxQwoVSUNu

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	4cf8ec53f17cfe68db4344a77b44f284716a42e4f44590ef9719acdcb4138657.elf
File opened for modification	/dev/misc/watchdog	4cf8ec53f17cfe68db4344a77b44f284716a42e4f44590ef9719acdcb4138657.elf

Reads system routing table 1 TTPs 1 IoCs

Gets active network interfaces from /proc virtual filesystem.

discovery

Internet Connection Discovery

T1016.001

description	ioc	Process
File opened for reading	/proc/net/route	4cf8ec53f17cfe68db4344a77b44f284716a42e4f44590ef9719acdcb4138657.elf

Changes its process name 1 IoCs

description	ioc	pid	Process
Changes the process name, possibly in an attempt to hide itself	sshd	657	4cf8ec53f17cfe68db4344a77b44f284716a42e4f44590ef9719acdcb4138657.elf

Reads system network configuration 1 TTPs 1 IoCs

Uses contents of /proc filesystem to enumerate network settings.

discovery

Internet Connection Discovery

T1016.001

description	ioc	Process
File opened for reading	/proc/net/route	4cf8ec53f17cfe68db4344a77b44f284716a42e4f44590ef9719acdcb4138657.elf

/tmp/4cf8ec53f17cfe68db4344a77b44f284716a42e4f44590ef9719acdcb4138657.elf
/tmp/4cf8ec53f17cfe68db4344a77b44f284716a42e4f44590ef9719acdcb4138657.elf
1⤵
- Modifies Watchdog functionality
- Reads system routing table
- Changes its process name
- Reads system network configuration
PID:657

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

Internet Connection Discovery

T1016.001

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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