9e0a15a4318e3e788bad61398b8a40d4916d63ab27b47f3bdbe329c462193600

General

Target

Mozi.mzgolpzut
Size

131KB
MD5

3313e9cc72e7cf75851dc62b84ca932c
SHA1

b5f914ad11626070f6cf466069c8d5d9ee25f5bb
SHA256

9e0a15a4318e3e788bad61398b8a40d4916d63ab27b47f3bdbe329c462193600
SHA512

7c3f1cce6b3b2b0464382ad923076da3a2e81463ed25a8d1979caa7c7305ad6681d1df32893c9c973ac6a897f6d638720ed7d73dda5b06c99c1fe669d98960da

Score

9^/10

discovery persistence

Malware Config

Signatures

Contacts a large (9717) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Scanning
T1046
Modifies the Watchdog daemon 1 TTPs
Malware like Mirai modify the Watchdog to prevent it restarting an infected system.

Impair Defenses
T1562
Writes file to system bin folder 1 TTPs 2 IoCs

Hijack Execution Flow
T1574

Processes:

description ioc

/bin/watchdog /bin/watchdog
/sbin/watchdog /sbin/watchdog
Modifies hosts file 1 IoCs
Adds to hosts file used for mapping hosts to IP addresses.

Processes:

description ioc

/etc/hosts /etc/hosts
Enumerates active TCP sockets 1 TTPs 1 IoCs
Gets active TCP sockets from /proc virtual filesystem.

System Network Connections Discovery
T1049

Processes:

Mozi.mzgolpzut

description ioc process

/proc/net/tcp /proc/net/tcp Mozi.mzgolpzut
Modifies init.d 1 TTPs 1 IoCs
Adds/modifies system service, likely for persistence.
persistence

Boot or Logon Autostart Execution
T1547

Processes:

description ioc

/etc/init.d/S95baby.sh /etc/init.d/S95baby.sh
Reads system routing table 1 TTPs 1 IoCs
Gets active network interfaces from /proc virtual filesystem.

System Network Configuration Discovery
T1016

Processes:

description ioc

/proc/net/route /proc/net/route
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Scanning
T1046
Reads system network configuration 1 TTPs 3 IoCs
Uses contents of /proc filesystem to enumerate network settings.

System Network Configuration Discovery
T1016

Processes:

Mozi.mzgolpzut

description ioc process

/proc/net/tcp /proc/net/tcp Mozi.mzgolpzut
/proc/net/raw /proc/net/raw Mozi.mzgolpzut
/proc/net/route /proc/net/route
Reads runtime system information 2 IoCs
Reads data from /proc virtual filesystem.

Processes:

Mozi.mzgolpzut

description ioc process

/proc/self/exe /proc/self/exe Mozi.mzgolpzut
/proc/mounts /proc/mounts
Writes file to tmp directory 1 IoCs
Malware often drops required files in the /tmp directory.

Processes:

description ioc

/tmp/Mozi.mzgolpzut /tmp/Mozi.mzgolpzut

description	ioc
/bin/watchdog	/bin/watchdog
/sbin/watchdog	/sbin/watchdog

description	ioc
/etc/hosts	/etc/hosts

description	ioc	process
/proc/net/tcp	/proc/net/tcp	Mozi.mzgolpzut

description	ioc
/etc/init.d/S95baby.sh	/etc/init.d/S95baby.sh

description	ioc
/proc/net/route	/proc/net/route

description	ioc	process
/proc/net/tcp	/proc/net/tcp	Mozi.mzgolpzut
/proc/net/raw	/proc/net/raw	Mozi.mzgolpzut
/proc/net/route	/proc/net/route

description	ioc	process
/proc/self/exe	/proc/self/exe	Mozi.mzgolpzut
/proc/mounts	/proc/mounts

description	ioc
/tmp/Mozi.mzgolpzut	/tmp/Mozi.mzgolpzut

./Mozi.mzgolpzut
./Mozi.mzgolpzut
1⤵
- Enumerates active TCP sockets
- Reads system network configuration
- Reads runtime system information
PID:331

/bin/sh
sh -c "killall -9 telnetd utelnetd scfgmgr"
1⤵
PID:334

/bin/sh
sh -c "iptables -I INPUT -p tcp --destination-port 22 -j DROP"
1⤵
PID:344

/sbin/iptables
iptables -I INPUT -p tcp --destination-port 22 -j DROP
2⤵
PID:347

/bin/sh
sh -c "iptables -I INPUT -p tcp --destination-port 49411 -j ACCEPT"
1⤵
PID:345

/sbin/iptables
iptables -I INPUT -p tcp --destination-port 49411 -j ACCEPT
2⤵
PID:346

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --source-port 49411 -j ACCEPT"
1⤵
PID:352

/sbin/iptables
iptables -I OUTPUT -p tcp --source-port 49411 -j ACCEPT
2⤵
PID:353

/bin/sh
sh -c "iptables -I INPUT -p tcp --destination-port 23 -j DROP"
1⤵
PID:354

/sbin/iptables
iptables -I INPUT -p tcp --destination-port 23 -j DROP
2⤵
PID:355

/bin/sh
sh -c "iptables -I PREROUTING -t nat -p tcp --destination-port 49411 -j ACCEPT"
1⤵
PID:356

/sbin/iptables
iptables -I PREROUTING -t nat -p tcp --destination-port 49411 -j ACCEPT
2⤵
PID:357

/bin/sh
sh -c "iptables -I INPUT -p tcp --destination-port 2323 -j DROP"
1⤵
PID:358

/sbin/iptables
iptables -I INPUT -p tcp --destination-port 2323 -j DROP
2⤵
PID:359

/bin/sh
sh -c "iptables -I POSTROUTING -t nat -p tcp --source-port 49411 -j ACCEPT"
1⤵
PID:367

/sbin/iptables
iptables -I POSTROUTING -t nat -p tcp --source-port 49411 -j ACCEPT
2⤵
PID:368

/bin/sh
sh -c "iptables -I INPUT -p tcp --dport 49411 -j ACCEPT"
1⤵
PID:369

/sbin/iptables
iptables -I INPUT -p tcp --dport 49411 -j ACCEPT
2⤵
PID:370

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --source-port 22 -j DROP"
1⤵
PID:371

/sbin/iptables
iptables -I OUTPUT -p tcp --source-port 22 -j DROP
2⤵
PID:372

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --sport 49411 -j ACCEPT"
1⤵
PID:373

/sbin/iptables
iptables -I OUTPUT -p tcp --sport 49411 -j ACCEPT
2⤵
PID:374

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --source-port 23 -j DROP"
1⤵
PID:375

/sbin/iptables
iptables -I OUTPUT -p tcp --source-port 23 -j DROP
2⤵
PID:376

/bin/sh
sh -c "iptables -I PREROUTING -t nat -p tcp --dport 49411 -j ACCEPT"
1⤵
PID:377

/sbin/iptables
iptables -I PREROUTING -t nat -p tcp --dport 49411 -j ACCEPT
2⤵
PID:378

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --source-port 2323 -j DROP"
1⤵
PID:379

/sbin/iptables
iptables -I OUTPUT -p tcp --source-port 2323 -j DROP
2⤵
PID:380

/bin/sh
sh -c "iptables -I POSTROUTING -t nat -p tcp --sport 49411 -j ACCEPT"
1⤵
PID:381

/sbin/iptables
iptables -I POSTROUTING -t nat -p tcp --sport 49411 -j ACCEPT
2⤵
PID:382

/bin/sh
sh -c "iptables -I INPUT -p tcp --dport 22 -j DROP"
1⤵
PID:383

/sbin/iptables
iptables -I INPUT -p tcp --dport 22 -j DROP
2⤵
PID:384

/bin/sh
sh -c "iptables -I INPUT -p tcp --dport 23 -j DROP"
1⤵
PID:385

/sbin/iptables
iptables -I INPUT -p tcp --dport 23 -j DROP
2⤵
PID:386

/bin/sh
sh -c "iptables -I INPUT -p tcp --dport 2323 -j DROP"
1⤵
PID:387

/sbin/iptables
iptables -I INPUT -p tcp --dport 2323 -j DROP
2⤵
PID:389

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --sport 22 -j DROP"
1⤵
PID:392

/sbin/iptables
iptables -I OUTPUT -p tcp --sport 22 -j DROP
2⤵
PID:393

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --sport 23 -j DROP"
1⤵
PID:394

/sbin/iptables
iptables -I OUTPUT -p tcp --sport 23 -j DROP
2⤵
PID:395

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --sport 2323 -j DROP"
1⤵
PID:396

/sbin/iptables
iptables -I OUTPUT -p tcp --sport 2323 -j DROP
2⤵
PID:398

/bin/sh
sh -c "iptables -I INPUT -p tcp --destination-port 58000 -j DROP"
1⤵
PID:400

/sbin/iptables
iptables -I INPUT -p tcp --destination-port 58000 -j DROP
2⤵
PID:402

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --source-port 58000 -j DROP"
1⤵
PID:405

/sbin/iptables
iptables -I OUTPUT -p tcp --source-port 58000 -j DROP
2⤵
PID:406

/bin/sh
sh -c "iptables -I INPUT -p tcp --dport 58000 -j DROP"
1⤵
PID:409

/sbin/iptables
iptables -I INPUT -p tcp --dport 58000 -j DROP
2⤵
PID:411

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --sport 58000 -j DROP"
1⤵
PID:413

/sbin/iptables
iptables -I OUTPUT -p tcp --sport 58000 -j DROP
2⤵
PID:415

/bin/sh
sh -c "cfgtool set /mnt/jffs2/hw_ctree.xml InternetGatewayDevice.ManagementServer URL \"http://127.0.0.1\""
1⤵
PID:418

/bin/sh
sh -c "cfgtool set /mnt/jffs2/hw_ctree.xml InternetGatewayDevice.ManagementServer ConnectionRequestPassword \"acsMozi\""
1⤵
PID:420

/bin/sh
sh -c "iptables -I INPUT -p tcp --destination-port 35000 -j DROP"
1⤵
PID:421

/sbin/iptables
iptables -I INPUT -p tcp --destination-port 35000 -j DROP
2⤵
PID:423

/bin/sh
sh -c "iptables -I INPUT -p tcp --destination-port 50023 -j DROP"
1⤵
PID:425

/sbin/iptables
iptables -I INPUT -p tcp --destination-port 50023 -j DROP
2⤵
PID:427

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --source-port 50023 -j DROP"
1⤵
PID:428

/sbin/iptables
iptables -I OUTPUT -p tcp --source-port 50023 -j DROP
2⤵
PID:429

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --source-port 35000 -j DROP"
1⤵
PID:431

/sbin/iptables
iptables -I OUTPUT -p tcp --source-port 35000 -j DROP
2⤵
PID:432

/bin/sh
sh -c "iptables -I INPUT -p tcp --destination-port 7547 -j DROP"
1⤵
PID:434

/sbin/iptables
iptables -I INPUT -p tcp --destination-port 7547 -j DROP
2⤵
PID:435

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --source-port 7547 -j DROP"
1⤵
PID:436

/sbin/iptables
iptables -I OUTPUT -p tcp --source-port 7547 -j DROP
2⤵
PID:437

/bin/sh
sh -c "iptables -I INPUT -p tcp --dport 35000 -j DROP"
1⤵
PID:439

/sbin/iptables
iptables -I INPUT -p tcp --dport 35000 -j DROP
2⤵
PID:441

/bin/sh
sh -c "iptables -I INPUT -p tcp --dport 50023 -j DROP"
1⤵
PID:443

/sbin/iptables
iptables -I INPUT -p tcp --dport 50023 -j DROP
2⤵
PID:444

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --sport 50023 -j DROP"
1⤵
PID:445

/sbin/iptables
iptables -I OUTPUT -p tcp --sport 50023 -j DROP
2⤵
PID:446

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --sport 35000 -j DROP"
1⤵
PID:448

/sbin/iptables
iptables -I OUTPUT -p tcp --sport 35000 -j DROP
2⤵
PID:449

/bin/sh
sh -c "iptables -I INPUT -p tcp --dport 7547 -j DROP"
1⤵
PID:450

/sbin/iptables
iptables -I INPUT -p tcp --dport 7547 -j DROP
2⤵
PID:451

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --sport 7547 -j DROP"
1⤵
PID:452

/sbin/iptables
iptables -I OUTPUT -p tcp --sport 7547 -j DROP
2⤵
PID:453

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hijack Execution Flow

1

T1574

Boot or Logon Autostart Execution

1

T1547

Privilege Escalation

Hijack Execution Flow

1

T1574

Boot or Logon Autostart Execution

1

T1547

Defense Evasion

Impair Defenses

1

T1562

Hijack Execution Flow

1

T1574

Credential Access

Discovery

Network Service Scanning

2

T1046

System Network Connections Discovery

1

T1049

System Network Configuration Discovery

2

T1016

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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