0fb69d16da153a3fb2cfc2314299986401098eba16c85f71c081716255b1df65

Analysis

max time kernel
137s
max time network
166s
platform
debian-12_armhf
resource
debian12-armhf-20240221-en
resource tags

arch:armhfimage:debian12-armhf-20240221-enkernel:6.1.0-17-armmp-lpaelocale:en-usos:debian-12-armhfsystem
submitted
10-12-2024 18:36

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General

Target

Josho.arm7
Size

125KB
MD5

697af4fdb36ab70a86ab2694dd58ba57
SHA1

6af72a1f205a2dda8eec78626a45bac9a4df8cd0
SHA256

0fb69d16da153a3fb2cfc2314299986401098eba16c85f71c081716255b1df65
SHA512

3d81b93b8d53f6eeda486a43713cd5faee65c1eefeee77757215ad6aa5c31c54a246e1ebde0c36e628c81a9d33dce0d0255602daac824f0b52418050a0680af2
SSDEEP

3072:IZMu4C+u2dLhLRE90bYK5h9T96NOV+5/YtM/9gM/:eMu4C+u+RfbYK5hb6k+5/AM/9gM/

Score

9^/10

defense_evasion discovery

Malware Config

Signatures

Contacts a large (140051) 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	Josho.arm7
File opened for modification	/dev/misc/watchdog	Josho.arm7

Enumerates active TCP sockets 1 TTPs 1 IoCs

Gets active TCP sockets from /proc virtual filesystem.

discovery

System Network Connections Discovery

T1049

description	ioc	Process
File opened for reading	/proc/net/tcp	Josho.arm7

Changes its process name 1 IoCs

description	ioc	pid	Process
Changes the process name, possibly in an attempt to hide itself	4j32eo34p3cfhfe1ae	711	Josho.arm7

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/tcp	Josho.arm7

Reads runtime system information 31 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/712/fd	Josho.arm7
File opened for reading	/proc/734/fd	Josho.arm7
File opened for reading	/proc/212/fd	Josho.arm7
File opened for reading	/proc/301/fd	Josho.arm7
File opened for reading	/proc/666/fd	Josho.arm7
File opened for reading	/proc/270/fd	Josho.arm7
File opened for reading	/proc/352/fd	Josho.arm7
File opened for reading	/proc/345/fd	Josho.arm7
File opened for reading	/proc/717/fd	Josho.arm7
File opened for reading	/proc/720/fd	Josho.arm7
File opened for reading	/proc/712/exe	Josho.arm7
File opened for reading	/proc/325/fd	Josho.arm7
File opened for reading	/proc/336/fd	Josho.arm7
File opened for reading	/proc/465/fd	Josho.arm7
File opened for reading	/proc/715/fd	Josho.arm7
File opened for reading	/proc/343/fd	Josho.arm7
File opened for reading	/proc/468/fd	Josho.arm7
File opened for reading	/proc/686/fd	Josho.arm7
File opened for reading	/proc/626/fd	Josho.arm7
File opened for reading	/proc/681/fd	Josho.arm7
File opened for reading	/proc/710/fd	Josho.arm7
File opened for reading	/proc/714/fd	Josho.arm7
File opened for reading	/proc/715/exe	Josho.arm7
File opened for reading	/proc/348/fd	Josho.arm7
File opened for reading	/proc/363/fd	Josho.arm7
File opened for reading	/proc/827{1,1T	Josho.arm7
File opened for reading	/proc/1/fd	Josho.arm7
File opened for reading	/proc/188/fd	Josho.arm7
File opened for reading	/proc/775/fd	Josho.arm7
File opened for reading	/proc/323/fd	Josho.arm7
File opened for reading	/proc/636/fd	Josho.arm7

/tmp/Josho.arm7
/tmp/Josho.arm7
1⤵
- Modifies Watchdog functionality
- Enumerates active TCP sockets
- Changes its process name
- Reads system network configuration
- Reads runtime system information
PID:711

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

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

System Network Connections Discovery

T1049

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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