c6f6ca23761292552e6ea5f12496dc9c73374be0c5f9d0b2142ca3ae0bb8fe14

General

Target

Mozi.mbddocigo
Size

126KB
MD5

849b165f28ae8b1cebe0c7430f44aff3
SHA1

1e3605f5a7c3b0ed8dd0333660e9b43431f395bd
SHA256

c6f6ca23761292552e6ea5f12496dc9c73374be0c5f9d0b2142ca3ae0bb8fe14
SHA512

5857d84597e7cda9c51e66630796577190184282c6a34474258bfb6a493d27d786a0e5f6edf0e3c82258ff4a526d295ae21601a8c2f51b947a6f4c6d6acb2f35

Score

9^/10

discovery persistence

Malware Config

Signatures

Contacts a large (2762) 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
Modifies hosts file 1 IoCs
Adds to hosts file used for mapping hosts to IP addresses.

Processes:

description ioc

/etc/hosts /etc/hosts
Writes DNS configuration 1 TTPs 1 IoCs
Writes data to DNS resolver config file.

Dynamic Resolution
T1568

Processes:

description ioc

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

System Network Connections Discovery
T1049

Processes:

Mozi.mbddocigo

description ioc process

/proc/net/tcp /proc/net/tcp Mozi.mbddocigo
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
Reads system network configuration 1 TTPs 3 IoCs
Uses contents of /proc filesystem to enumerate network settings.

System Network Configuration Discovery
T1016

Processes:

Mozi.mbddocigo

description ioc process

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

Processes:

Mozi.mbddocigosh

description ioc process

/proc/self/exe /proc/self/exe Mozi.mbddocigo
/proc/sys/vm/drop_caches /proc/sys/vm/drop_caches sh
Writes file to tmp directory 2 IoCs
Malware often drops required files in the /tmp directory.

Processes:

description ioc

/tmp/Mozi.mbddocigo /tmp/Mozi.mbddocigo
/tmp/config /tmp/config

description	ioc
/etc/hosts	/etc/hosts

description	ioc
/etc/resolv.conf	/etc/resolv.conf

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

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/raw	/proc/net/raw	Mozi.mbddocigo
/proc/net/tcp	/proc/net/tcp	Mozi.mbddocigo
/proc/net/route	/proc/net/route

description	ioc	process
/proc/self/exe	/proc/self/exe	Mozi.mbddocigo
/proc/sys/vm/drop_caches	/proc/sys/vm/drop_caches	sh

description	ioc
/tmp/Mozi.mbddocigo	/tmp/Mozi.mbddocigo
/tmp/config	/tmp/config

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

/bin/sh
sh -c "echo 3 > /proc/sys/vm/drop_caches"
1⤵
- Reads runtime system information
PID:332

/bin/sh
sh -c "iptables -I INPUT -p tcp --dport 22 -j DROP"
1⤵
PID:341

/sbin/iptables
iptables -I INPUT -p tcp --dport 22 -j DROP
2⤵
PID:343

/bin/sh
sh -c "iptables -I INPUT -p tcp --dport 23 -j DROP"
1⤵
PID:350

/sbin/iptables
iptables -I INPUT -p tcp --dport 23 -j DROP
2⤵
PID:352

/bin/sh
sh -c "iptables -I INPUT -p udp --dport 51034 -j ACCEPT"
1⤵
PID:351

/sbin/iptables
iptables -I INPUT -p udp --dport 51034 -j ACCEPT
2⤵
PID:353

/bin/sh
sh -c "iptables -I INPUT -p tcp --dport 2323 -j DROP"
1⤵
PID:354

/sbin/iptables
iptables -I INPUT -p tcp --dport 2323 -j DROP
2⤵
PID:356

/bin/sh
sh -c "iptables -I OUTPUT -p udp --sport 51034 -j ACCEPT"
1⤵
PID:355

/sbin/iptables
iptables -I OUTPUT -p udp --sport 51034 -j ACCEPT
2⤵
PID:357

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --sport 22 -j DROP"
1⤵
PID:358

/sbin/iptables
iptables -I OUTPUT -p tcp --sport 22 -j DROP
2⤵
PID:361

/bin/sh
sh -c "iptables -I PREROUTING -t nat -p udp --dport 51034 -j ACCEPT"
1⤵
PID:359

/sbin/iptables
iptables -I PREROUTING -t nat -p udp --dport 51034 -j ACCEPT
2⤵
PID:363

/bin/sh
sh -c "iptables -I INPUT -p tcp --dport 44851 -j ACCEPT"
1⤵
PID:360

/sbin/iptables
iptables -I INPUT -p tcp --dport 44851 -j ACCEPT
2⤵
PID:362

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --sport 23 -j DROP"
1⤵
PID:364

/sbin/iptables
iptables -I OUTPUT -p tcp --sport 23 -j DROP
2⤵
PID:366

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --sport 44851 -j ACCEPT"
1⤵
PID:365

/sbin/iptables
iptables -I OUTPUT -p tcp --sport 44851 -j ACCEPT
2⤵
PID:368

/bin/sh
sh -c "iptables -I INPUT -p tcp --dport 55441 -j ACCEPT"
1⤵
PID:375

/sbin/iptables
iptables -I INPUT -p tcp --dport 55441 -j ACCEPT
2⤵
PID:377

/bin/sh
sh -c "iptables -I POSTROUTING -t nat -p udp --sport 51034 -j ACCEPT"
1⤵
PID:376

/sbin/iptables
iptables -I POSTROUTING -t nat -p udp --sport 51034 -j ACCEPT
2⤵
PID:378

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --sport 55441 -j ACCEPT"
1⤵
PID:379

/sbin/iptables
iptables -I OUTPUT -p tcp --sport 55441 -j ACCEPT
2⤵
PID:380

/bin/sh
sh -c "iptables -I PREROUTING -t nat -p tcp --dport 55441 -j ACCEPT"
1⤵
PID:381

/sbin/iptables
iptables -I PREROUTING -t nat -p tcp --dport 55441 -j ACCEPT
2⤵
PID:382

/bin/sh
sh -c "iptables -I POSTROUTING -t nat -p tcp --sport 55441 -j ACCEPT"
1⤵
PID:383

/sbin/iptables
iptables -I POSTROUTING -t nat -p tcp --sport 55441 -j ACCEPT
2⤵
PID:384

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --sport 2323 -j DROP"
1⤵
PID:385

/sbin/iptables
iptables -I OUTPUT -p tcp --sport 2323 -j DROP
2⤵
PID:387

/bin/sh
sh -c "iptables -I PREROUTING -t nat -p tcp --dport 44851 -j ACCEPT"
1⤵
PID:386

/sbin/iptables
iptables -I PREROUTING -t nat -p tcp --dport 44851 -j ACCEPT
2⤵
PID:388

/bin/sh
sh -c "iptables -I INPUT -p tcp --dport 58000 -j DROP"
1⤵
PID:389

/sbin/iptables
iptables -I INPUT -p tcp --dport 58000 -j DROP
2⤵
PID:391

/bin/sh
sh -c "iptables -I POSTROUTING -t nat -p tcp --sport 44851 -j ACCEPT"
1⤵
PID:390

/sbin/iptables
iptables -I POSTROUTING -t nat -p tcp --sport 44851 -j ACCEPT
2⤵
PID:392

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --sport 58000 -j DROP"
1⤵
PID:393

/sbin/iptables
iptables -I OUTPUT -p tcp --sport 58000 -j DROP
2⤵
PID:394

/bin/sh
sh -c "cfgtool set /mnt/jffs2/hw_ctree.xml InternetGatewayDevice.ManagementServer URL \"http://127.0.0.1\""
1⤵
PID:395

/bin/sh
sh -c "cfgtool set /mnt/jffs2/hw_ctree.xml InternetGatewayDevice.ManagementServer ConnectionRequestPassword \"acsMozi\""
1⤵
PID:396

/bin/sh
sh -c "iptables -I INPUT -p tcp --dport 35000 -j DROP"
1⤵
PID:397

/sbin/iptables
iptables -I INPUT -p tcp --dport 35000 -j DROP
2⤵
PID:398

/bin/sh
sh -c "iptables -I INPUT -p tcp --dport 50023 -j DROP"
1⤵
PID:401

/sbin/iptables
iptables -I INPUT -p tcp --dport 50023 -j DROP
2⤵
PID:403

/bin/sh
sh -c "echo 1"
1⤵
PID:402

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --sport 50023 -j DROP"
1⤵
PID:404

/sbin/iptables
iptables -I OUTPUT -p tcp --sport 50023 -j DROP
2⤵
PID:405

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --sport 35000 -j DROP"
1⤵
PID:406

/sbin/iptables
iptables -I OUTPUT -p tcp --sport 35000 -j DROP
2⤵
PID:407

/bin/sh
sh -c "iptables -I INPUT -p tcp --dport 7547 -j DROP"
1⤵
PID:408

/sbin/iptables
iptables -I INPUT -p tcp --dport 7547 -j DROP
2⤵
PID:409

/bin/sh
sh -c "iptables -I OUTPUT -p tcp --sport 7547 -j DROP"
1⤵
PID:410

/sbin/iptables
iptables -I OUTPUT -p tcp --sport 7547 -j DROP
2⤵
PID:411

/bin/sh
sh -c "iptables -I INPUT -p udp --dport 29553 -j ACCEPT"
1⤵
PID:413

/sbin/iptables
iptables -I INPUT -p udp --dport 29553 -j ACCEPT
2⤵
PID:414

/bin/sh
sh -c "iptables -I OUTPUT -p udp --sport 29553 -j ACCEPT"
1⤵
PID:415

/sbin/iptables
iptables -I OUTPUT -p udp --sport 29553 -j ACCEPT
2⤵
PID:416

/bin/sh
sh -c "iptables -I PREROUTING -t nat -p udp --dport 29553 -j ACCEPT"
1⤵
PID:417

/sbin/iptables
iptables -I PREROUTING -t nat -p udp --dport 29553 -j ACCEPT
2⤵
PID:418

/bin/sh
sh -c "iptables -I POSTROUTING -t nat -p udp --sport 29553 -j ACCEPT"
1⤵
PID:419

/sbin/iptables
iptables -I POSTROUTING -t nat -p udp --sport 29553 -j ACCEPT
2⤵
PID:420

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Defense Evasion

Impair Defenses

1

T1562

Credential Access

Discovery

Network Service Scanning

1

T1046

System Network Connections Discovery

1

T1049

System Network Configuration Discovery

2

T1016

Lateral Movement

Collection

Exfiltration

Command and Control

Dynamic Resolution

1

T1568

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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