8229fbb71847846c8bcb710f31e40f33cf18902c2f44df43ef7dea59b546848a

Analysis

max time kernel
148s
max time network
142s
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
10-01-2025 21:56

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General

Target

ssb.elf
Size

121KB
MD5

8d1eeb9625c13d477f0e32cef54fa48e
SHA1

f2dfd75b6867d1cd80a9ac3c992522af020eb5f9
SHA256

8229fbb71847846c8bcb710f31e40f33cf18902c2f44df43ef7dea59b546848a
SHA512

6bfe15810cab78c69ce6e1432b905b68cfcca3db52042ae8611ecdf59ebe7616bcca9e8126c115f70e7f684966987b1d3df2ee719f8e89d151688d1208d9f2b1
SSDEEP

3072:W/cpZ7oB+UAx1DdpU2bsJWCd2BmPI6aQasyKf1vRe:i6UA1pU2bwWGkmPI6aQasyKf1vRe

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

Changes its process name 1 IoCs

description	ioc	pid	Process
Changes the process name, possibly in an attempt to hide itself	sshd	666	ssb.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	ssb.elf

/tmp/ssb.elf
/tmp/ssb.elf
1⤵
- Modifies Watchdog functionality
- Reads system routing table
- Changes its process name
- Reads system network configuration
PID:666

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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