mirai | 2f86cef4a796d5a6f44faa45a99fcd4d1626cfa532ca42140a26d5492db5aa5d

Analysis

max time kernel
149s
max time network
152s
platform
debian-9_mips
resource
debian9-mipsbe-20240611-en
resource tags

arch:mipsimage:debian9-mipsbe-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
submitted
08-01-2025 02:12

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General

Target

2f86cef4a796d5a6f44faa45a99fcd4d1626cfa532ca42140a26d5492db5aa5d.elf
Size

36KB
MD5

9650ea1e75146d6179d7a49b142312a4
SHA1

e41ebfa59738bfe7d8c53001b5f4d1f56c64ab76
SHA256

2f86cef4a796d5a6f44faa45a99fcd4d1626cfa532ca42140a26d5492db5aa5d
SHA512

4128b963191bb4e673f97865c6a934491f4972461f61b326ceb1e64c2a667548f70a9c77dba48fdebc08bce9406afdd135e585c34ab12ba4d1b05a79979a0893
SSDEEP

768:PbM1A1wkVghxAHEAPHHAscLHuAEE4Ie1eDIyxU/JgGlzDpUYsi:PuIwGfEhLHug4NLyxqVqYB

Score

10^/10

mirai mirai botnet defense_evasion discovery

Malware Config

Extracted

Family

mirai

Botnet

MIRAI

raw.igxhost.ru

Signatures

Mirai
Mirai is a prevalent Linux malware infecting exposed network devices.
botnet mirai
Mirai family
mirai
Contacts a large (23668) 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
702	sh
709	chmod

Changes its process name 1 IoCs

description	ioc	pid	Process
Changes the process name, possibly in an attempt to hide itself	/bin/busybox	700	2f86cef4a796d5a6f44faa45a99fcd4d1626cfa532ca42140a26d5492db5aa5d.elf

Reads runtime system information 3 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/self/exe	2f86cef4a796d5a6f44faa45a99fcd4d1626cfa532ca42140a26d5492db5aa5d.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/busybox	sh

/tmp/2f86cef4a796d5a6f44faa45a99fcd4d1626cfa532ca42140a26d5492db5aa5d.elf
/tmp/2f86cef4a796d5a6f44faa45a99fcd4d1626cfa532ca42140a26d5492db5aa5d.elf
1⤵
- Changes its process name
- Reads runtime system information
PID:700
- /bin/sh
  sh -c "rm -rf bin/busybox && mkdir bin; >bin/busybox && mv /tmp/2f86cef4a796d5a6f44faa45a99fcd4d1626cfa532ca42140a26d5492db5aa5d.elf bin/busybox; chmod 777 bin/busybox"
  2⤵
  - File and Directory Permissions Modification
  - Writes file to tmp directory
  PID:702
- - /bin/rm
    rm -rf bin/busybox
    3⤵
    PID:703
- - /bin/mkdir
    mkdir bin
    3⤵
    - Reads runtime system information
    PID:704
- - /bin/mv
    mv /tmp/2f86cef4a796d5a6f44faa45a99fcd4d1626cfa532ca42140a26d5492db5aa5d.elf bin/busybox
    3⤵
    - Reads runtime system information
    PID:706
- - /bin/chmod
    chmod 777 bin/busybox
    3⤵
    - File and Directory Permissions Modification
    PID:709

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

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