Malware Analysis Report

2024-08-06 10:58

Sample ID 240528-ps7e3aeg65
Target 20x.rar
SHA256 04e44918f2cdd2b07000e1551296ae3e345cfa3eb34d682646920aeab257b85c
Tags
metasploit backdoor trojan cobaltstrike 0 100000
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral7

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral8

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral5

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral6

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

04e44918f2cdd2b07000e1551296ae3e345cfa3eb34d682646920aeab257b85c

Threat Level: Known bad

The file 20x.rar was found to be: Known bad.

Malicious Activity Summary

metasploit backdoor trojan cobaltstrike 0 100000

Cobaltstrike

MetaSploit

Unsigned PE

Program crash

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-28 12:36

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Analysis: behavioral4

Detonation Overview

Submitted

2024-05-28 12:36

Reported

2024-05-28 12:39

Platform

win10v2004-20240426-en

Max time kernel

149s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Program.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Program.exe

"C:\Users\Admin\AppData\Local\Temp\Program.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 20.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 update.winservers-network.com udp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 8.8.8.8:53 68.51.21.104.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp
US 104.21.51.68:8443 update.winservers-network.com tcp

Files

memory/2904-0-0x000001EC0C6D0000-0x000001EC0C6D1000-memory.dmp

memory/2904-1-0x000001EC0CAC0000-0x000001EC0CB09000-memory.dmp

memory/2904-3-0x000001EC0CAC0000-0x000001EC0CB09000-memory.dmp

memory/2904-2-0x000001EC0CB40000-0x000001EC0CFB2000-memory.dmp

memory/2904-4-0x00007FF623B20000-0x00007FF623C1D000-memory.dmp

memory/2904-16-0x00007FF623B20000-0x00007FF623C1D000-memory.dmp

Analysis: behavioral7

Detonation Overview

Submitted

2024-05-28 12:36

Reported

2024-05-28 12:39

Platform

win7-20240419-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\名单册-终端o.exe"

Signatures

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\名单册-终端o.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\名单册-终端o.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\名单册-终端o.exe

"C:\Users\Admin\AppData\Local\Temp\名单册-终端o.exe"

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2236 -s 720

Network

Country Destination Domain Proto
US 8.8.8.8:53 b.gddlgroup.com udp
HK 47.75.18.199:80 b.gddlgroup.com tcp

Files

memory/2236-0-0x0000000001CC0000-0x0000000001CC1000-memory.dmp

Analysis: behavioral8

Detonation Overview

Submitted

2024-05-28 12:36

Reported

2024-05-28 12:39

Platform

win10v2004-20240508-en

Max time kernel

93s

Max time network

98s

Command Line

"C:\Users\Admin\AppData\Local\Temp\名单册-终端o.exe"

Signatures

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\名单册-终端o.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\名单册-终端o.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\名单册-终端o.exe

"C:\Users\Admin\AppData\Local\Temp\名单册-终端o.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 b.gddlgroup.com udp
HK 47.75.18.199:80 b.gddlgroup.com tcp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 199.18.75.47.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/3620-0-0x0000000002240000-0x0000000002241000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-28 12:36

Reported

2024-05-28 12:39

Platform

win7-20231129-en

Max time kernel

140s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\PNGsteaIth.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\PNGsteaIth.exe

"C:\Users\Admin\AppData\Local\Temp\PNGsteaIth.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1540 -s 80

Network

N/A

Files

memory/1540-0-0x00000000008F0000-0x00000000008FE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-28 12:36

Reported

2024-05-28 12:39

Platform

win10v2004-20240426-en

Max time kernel

148s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\PNGsteaIth.exe"

Signatures

MetaSploit

trojan backdoor metasploit

Processes

C:\Users\Admin\AppData\Local\Temp\PNGsteaIth.exe

"C:\Users\Admin\AppData\Local\Temp\PNGsteaIth.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 218.143.123.92.in-addr.arpa udp
US 8.8.8.8:53 85.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
CN 47.120.69.175:32512 tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 13.179.89.13.in-addr.arpa udp

Files

memory/4548-0-0x0000000000A00000-0x0000000000A01000-memory.dmp

memory/4548-1-0x0000000000A30000-0x0000000000A3E000-memory.dmp

memory/4548-2-0x0000000000A00000-0x0000000000A01000-memory.dmp

memory/4548-5-0x0000000000A30000-0x0000000000A3E000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2024-05-28 12:36

Reported

2024-05-28 12:39

Platform

win7-20240508-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Program.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Program.exe

"C:\Users\Admin\AppData\Local\Temp\Program.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 update.winservers-network.com udp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp
US 172.67.176.238:8443 update.winservers-network.com tcp

Files

memory/848-0-0x0000000000020000-0x0000000000021000-memory.dmp

memory/848-1-0x00000000000F0000-0x0000000000139000-memory.dmp

memory/848-5-0x00000000000F0000-0x0000000000139000-memory.dmp

memory/848-4-0x0000000000630000-0x0000000000AA2000-memory.dmp

memory/848-6-0x000000013F500000-0x000000013F5FD000-memory.dmp

memory/848-7-0x000000013F500000-0x000000013F5FD000-memory.dmp

Analysis: behavioral5

Detonation Overview

Submitted

2024-05-28 12:36

Reported

2024-05-28 12:39

Platform

win7-20240221-en

Max time kernel

120s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\关于海南移动被上级领导单位通报考核的通知-20240523.scr.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\关于海南移动被上级领导单位通报考核的通知-20240523.scr.exe

"C:\Users\Admin\AppData\Local\Temp\关于海南移动被上级领导单位通报考核的通知-20240523.scr.exe"

Network

N/A

Files

memory/2660-0-0x000000013F9E0000-0x000000013F9FF000-memory.dmp

memory/2660-1-0x000000013F9E0000-0x000000013F9FF000-memory.dmp

Analysis: behavioral6

Detonation Overview

Submitted

2024-05-28 12:36

Reported

2024-05-28 12:39

Platform

win10v2004-20240508-en

Max time kernel

134s

Max time network

129s

Command Line

"C:\Users\Admin\AppData\Local\Temp\关于海南移动被上级领导单位通报考核的通知-20240523.scr.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\关于海南移动被上级领导单位通报考核的通知-20240523.scr.exe

"C:\Users\Admin\AppData\Local\Temp\关于海南移动被上级领导单位通报考核的通知-20240523.scr.exe"

Network

Country Destination Domain Proto
US 23.105.197.219:4433 360.com tcp
US 8.8.8.8:53 g.bing.com udp
US 8.8.8.8:53 219.197.105.23.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 18.24.18.2.in-addr.arpa udp
US 204.79.197.237:443 g.bing.com tcp
US 23.105.197.219:4433 360.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 3.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
NL 23.62.61.89:443 www.bing.com tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 89.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 23.105.197.219:4433 360.com tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 23.105.197.219:4433 360.com tcp

Files

memory/1416-2-0x00007FF7D0350000-0x00007FF7D036F000-memory.dmp

memory/1416-3-0x000000DA16C00000-0x000000DA16D00000-memory.dmp

memory/1416-6-0x000002607DA90000-0x000002607DE90000-memory.dmp

memory/1416-7-0x000002607DE90000-0x000002607DEDF000-memory.dmp

memory/1416-8-0x000000DA16C00000-0x000000DA16D00000-memory.dmp

memory/1416-9-0x000002607DE90000-0x000002607DEDF000-memory.dmp