mirai | 892bd5636be123f0792881f710babb0e32a63154b004924c1870809b2de01f18

Analysis

max time kernel
149s
max time network
131s
platform
ubuntu-20.04_amd64
resource
ubuntu2004-amd64-20240221-en
resource tags

arch:amd64arch:i386image:ubuntu2004-amd64-20240221-enkernel:5.4.0-169-genericlocale:en-usos:ubuntu-20.04-amd64system
submitted
22-03-2024 03:00

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General

Target

892bd5636be123f0792881f710babb0e32a63154b004924c1870809b2de01f18.elf
Size

22KB
MD5

f94e389f493bd7cbd2550b77724ac94c
SHA1

e48c8ebab36fc1ac92387a46f1e7059fb9f91903
SHA256

892bd5636be123f0792881f710babb0e32a63154b004924c1870809b2de01f18
SHA512

ff2a882698668de6558f2ae4d3e9b5d326225a3fbaf58e4bc8ed2f6ab779555d0a165ca376350d163194daf231e5054eb26685c3afff080fa7f94d538ccaceee
SSDEEP

384:pDYC95A2rM7RjFrvX2V6H2XJ8LaHYsbX1chQO1Hfmmcb4/N7KbxTKqxcuiFqcJ5:pDZ5Dw7RjFjcU+O24sDO1uE/Nmbx+qxE

Score

10^/10

mirai lzrd botnet

Malware Config

Extracted

Family

mirai

Botnet

LZRD

Signatures

Mirai
Mirai is a prevalent Linux malware infecting exposed network devices.
botnet mirai
Modifies Watchdog functionality 1 TTPs 2 IoCs
Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.

Impair Defenses
T1562

Processes:

description ioc

File opened for modification /dev/watchdog
File opened for modification /dev/misc/watchdog
Enumerates running processes
Discovers information about currently running processes on the system
Writes file to system bin folder 1 TTPs 2 IoCs

Hijack Execution Flow
T1574

Processes:

description ioc

File opened for modification /sbin/watchdog
File opened for modification /bin/watchdog

description	ioc
File opened for modification	/dev/watchdog
File opened for modification	/dev/misc/watchdog

description	ioc
File opened for modification	/sbin/watchdog
File opened for modification	/bin/watchdog

Reads runtime system information 64 IoCs

Reads data from /proc virtual filesystem.

Processes:

description	ioc
File opened for reading	/proc/528/cmdline
File opened for reading	/proc/642/cmdline
File opened for reading	/proc/931/cmdline
File opened for reading	/proc/1125/cmdline
File opened for reading	/proc/1522/cmdline
File opened for reading	/proc/446/cmdline
File opened for reading	/proc/995/cmdline
File opened for reading	/proc/1304/cmdline
File opened for reading	/proc/585/cmdline
File opened for reading	/proc/1082/cmdline
File opened for reading	/proc/813/cmdline
File opened for reading	/proc/449/cmdline
File opened for reading	/proc/495/cmdline
File opened for reading	/proc/963/cmdline
File opened for reading	/proc/450/cmdline
File opened for reading	/proc/1423/cmdline
File opened for reading	/proc/1909/cmdline
File opened for reading	/proc/401/cmdline
File opened for reading	/proc/508/cmdline
File opened for reading	/proc/579/cmdline
File opened for reading	/proc/677/cmdline
File opened for reading	/proc/910/cmdline
File opened for reading	/proc/1079/cmdline
File opened for reading	/proc/1399/cmdline
File opened for reading	/proc/1462/cmdline
File opened for reading	/proc/643/cmdline
File opened for reading	/proc/672/cmdline
File opened for reading	/proc/1238/cmdline
File opened for reading	/proc/1414/cmdline
File opened for reading	/proc/1419/cmdline
File opened for reading	/proc/1428/cmdline
File opened for reading	/proc/1446/cmdline
File opened for reading	/proc/488/cmdline
File opened for reading	/proc/897/cmdline
File opened for reading	/proc/1421/cmdline
File opened for reading	/proc/486/cmdline
File opened for reading	/proc/872/cmdline
File opened for reading	/proc/444/cmdline
File opened for reading	/proc/952/cmdline
File opened for reading	/proc/975/cmdline
File opened for reading	/proc/1158/cmdline
File opened for reading	/proc/1316/cmdline
File opened for reading	/proc/1486/cmdline
File opened for reading	/proc/1542/cmdline
File opened for reading	/proc/985/cmdline
File opened for reading	/proc/1083/cmdline
File opened for reading	/proc/1086/cmdline
File opened for reading	/proc/1178/cmdline
File opened for reading	/proc/618/cmdline
File opened for reading	/proc/1041/cmdline
File opened for reading	/proc/1478/cmdline
File opened for reading	/proc/586/cmdline
File opened for reading	/proc/694/cmdline
File opened for reading	/proc/1144/cmdline
File opened for reading	/proc/1417/cmdline
File opened for reading	/proc/698/cmdline
File opened for reading	/proc/1291/cmdline
File opened for reading	/proc/1473/cmdline
File opened for reading	/proc/1523/cmdline
File opened for reading	/proc/1525/cmdline
File opened for reading	/proc/443/cmdline
File opened for reading	/proc/805/cmdline
File opened for reading	/proc/1000/cmdline
File opened for reading	/proc/1420/cmdline

/tmp/892bd5636be123f0792881f710babb0e32a63154b004924c1870809b2de01f18.elf
/tmp/892bd5636be123f0792881f710babb0e32a63154b004924c1870809b2de01f18.elf
1⤵
PID:1481

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Hijack Execution Flow

T1574

Privilege Escalation

Hijack Execution Flow

T1574

Defense Evasion

Impair Defenses

T1562

Hijack Execution Flow

T1574

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1481-1-0x0000000000400000-0x000000000050de48-memory.dmp

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