918dd047c1af1812bfc671246161b360d59644bbf409855e84161dc1b3544bb3

Analysis

max time kernel
145s
max time network
153s
platform
ubuntu-24.04_amd64
resource
ubuntu2404-amd64-20240523-en
resource tags

arch:amd64arch:i386image:ubuntu2404-amd64-20240523-enkernel:6.8.0-31-genericlocale:en-usos:ubuntu-24.04-amd64system
submitted
22/01/2025, 03:03

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General

Target

918dd047c1af1812bfc671246161b360d59644bbf409855e84161dc1b3544bb3.elf
Size

91KB
MD5

7ef6bf4413596613dcb0534e53c8c5df
SHA1

f4974945306c659fbf663fbb7f0d3d2c532373d9
SHA256

918dd047c1af1812bfc671246161b360d59644bbf409855e84161dc1b3544bb3
SHA512

af3600d62139586c8767d41f1b5899f03c21809ce47553299be79adb8e04fc87bc6295e8c6fd567b6778a4aa474e5dd0d793de91d996180bd8abc5aaf5932ace
SSDEEP

1536:Pu9xvdDK6oO8+ZjO8o/yZBUORMUD2moBVVHyGCLCfXJM9HoUXEkTQv3P4QwDmt5N:Pu9xvdDK6ot+Zjto/6BlRMU2mUVsdLb2

Score

9^/10

defense_evasion discovery

Malware Config

Signatures

Contacts a large (23673) 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

File and Directory Permissions Modification 1 TTPs 2 IoCs

Adversaries may modify file or directory permissions to evade defenses.

defense_evasion

Linux and Mac File and Directory Permissions Modification

T1222.002

pid	Process
4067	sh
4072	chmod

Changes its process name 1 IoCs

description	ioc	pid	Process
Changes the process name, possibly in an attempt to hide itself	/bin/watchdog	4066	918dd047c1af1812bfc671246161b360d59644bbf409855e84161dc1b3544bb3.elf

Reads runtime system information 2 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/filesystems	mkdir
File opened for reading	/proc/filesystems	mv

Writes file to tmp directory 1 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/bin/watchdog	sh

/tmp/918dd047c1af1812bfc671246161b360d59644bbf409855e84161dc1b3544bb3.elf
/tmp/918dd047c1af1812bfc671246161b360d59644bbf409855e84161dc1b3544bb3.elf
1⤵
- Changes its process name
PID:4066
- /bin/sh
  sh -c "rm -rf bin/watchdog && mkdir bin; >bin/watchdog && mv /tmp/918dd047c1af1812bfc671246161b360d59644bbf409855e84161dc1b3544bb3.elf bin/watchdog; chmod 777 bin/watchdog"
  2⤵
  - File and Directory Permissions Modification
  - Writes file to tmp directory
  PID:4067
- - /usr/bin/rm
    rm -rf bin/watchdog
    3⤵
    PID:4068
- - /usr/bin/mkdir
    mkdir bin
    3⤵
    - Reads runtime system information
    PID:4070
- - /usr/bin/mv
    mv /tmp/918dd047c1af1812bfc671246161b360d59644bbf409855e84161dc1b3544bb3.elf bin/watchdog
    3⤵
    - Reads runtime system information
    PID:4071
- - /usr/bin/chmod
    chmod 777 bin/watchdog
    3⤵
    - File and Directory Permissions Modification
    PID:4072

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File and Directory Permissions Modification

T1222

Linux and Mac File and Directory Permissions Modification

T1222.002

Credential Access

Discovery

Network Service Discovery

T1046

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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