mirai | 1bebac58f8cd6b1a373373e755102e5d1636d1f22f93854d3a2c8f4feeb48883

Analysis

max time kernel
149s
max time network
158s
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
25-10-2024 01:14

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

1bebac58f8cd6b1a373373e755102e5d1636d1f22f93854d3a2c8f4feeb48883.elf
Size

61KB
MD5

78ef06d30c3417fd84817290557cf5ed
SHA1

f95dfa04047c69ecd9bff2594dd1cf4a35f01df5
SHA256

1bebac58f8cd6b1a373373e755102e5d1636d1f22f93854d3a2c8f4feeb48883
SHA512

fe8dbbe1aa4e27efce28a60591f8053e1e19741183e1d52c803ef8eb0bfde3f699d26fec20eed12a4ff0da7fe68f0a977389f226e17e50a604030061b0f55828
SSDEEP

1536:+z3fnL7XnbtT9wA8W+ZgllYtRp13D0SOj5fiA:A/vhTqk5llMyliA

Score

10^/10

mirai mirai botnet defense_evasion discovery

Malware Config

Extracted

Family

mirai

Botnet

MIRAI

Signatures

Mirai
Mirai is a prevalent Linux malware infecting exposed network devices.
botnet mirai
Contacts a large (23047) 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
711	sh
727	chmod

Changes its process name 1 IoCs

description	ioc	pid	Process
Changes the process name, possibly in an attempt to hide itself	/bin/watchdog	709	1bebac58f8cd6b1a373373e755102e5d1636d1f22f93854d3a2c8f4feeb48883.elf

Reads runtime system information 3 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/self/exe	1bebac58f8cd6b1a373373e755102e5d1636d1f22f93854d3a2c8f4feeb48883.elf
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/1bebac58f8cd6b1a373373e755102e5d1636d1f22f93854d3a2c8f4feeb48883.elf
/tmp/1bebac58f8cd6b1a373373e755102e5d1636d1f22f93854d3a2c8f4feeb48883.elf
1⤵
- Changes its process name
- Reads runtime system information
PID:709
- /bin/sh
  /bin/sh -c "rm -rf bin/watchdog && mkdir bin; >bin/watchdog && mv /tmp/1bebac58f8cd6b1a373373e755102e5d1636d1f22f93854d3a2c8f4feeb48883.elf bin/watchdog; chmod 777 bin/watchdog"
  2⤵
  - File and Directory Permissions Modification
  - Writes file to tmp directory
  PID:711
- - /usr/bin/rm
    rm -rf bin/watchdog
    3⤵
    PID:717
- - /usr/bin/mkdir
    mkdir bin
    3⤵
    - Reads runtime system information
    PID:721
- - /usr/bin/mv
    mv /tmp/1bebac58f8cd6b1a373373e755102e5d1636d1f22f93854d3a2c8f4feeb48883.elf bin/watchdog
    3⤵
    - Reads runtime system information
    PID:724
- - /usr/bin/chmod
    chmod 777 bin/watchdog
    3⤵
    - File and Directory Permissions Modification
    PID:727

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

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads