Malware Analysis Report

2024-11-16 13:05

Sample ID 240821-l3vx8sscqb
Target 7bc23223c8f81d70c230ceac3deb05670e9778974fd285b8cae1e693c2367de4
SHA256 7bc23223c8f81d70c230ceac3deb05670e9778974fd285b8cae1e693c2367de4
Tags
discordrat persistence rat rootkit stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral7

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral9

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: behavioral4

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: behavioral12

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral8

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral10

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral11

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

7bc23223c8f81d70c230ceac3deb05670e9778974fd285b8cae1e693c2367de4

Threat Level: Known bad

The file 7bc23223c8f81d70c230ceac3deb05670e9778974fd285b8cae1e693c2367de4 was found to be: Known bad.

Malicious Activity Summary

discordrat persistence rat rootkit stealer

Discord RAT

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-08-21 10:04

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
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: behavioral7

Detonation Overview

Submitted

2024-08-21 10:03

Reported

2024-08-21 10:06

Platform

win7-20240704-en

Max time kernel

119s

Max time network

120s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\xxhash.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2244 wrote to memory of 2736 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2244 wrote to memory of 2736 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2244 wrote to memory of 2736 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\xxhash.dll,#1

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2244 -s 80

Network

N/A

Files

N/A

Analysis: behavioral9

Detonation Overview

Submitted

2024-08-21 10:03

Reported

2024-08-21 10:06

Platform

win7-20240704-en

Max time kernel

122s

Max time network

128s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\zlib1.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2292 wrote to memory of 2456 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2292 wrote to memory of 2456 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2292 wrote to memory of 2456 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\zlib1.dll,#1

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2292 -s 84

Network

N/A

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-21 10:03

Reported

2024-08-21 10:06

Platform

win7-20240705-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\EasyCheating.exe"

Signatures

Discord RAT

stealer rootkit rat persistence discordrat

Processes

C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\EasyCheating.exe

"C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\EasyCheating.exe"

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2640 -s 636

Network

N/A

Files

memory/2640-0-0x000007FEF4E23000-0x000007FEF4E24000-memory.dmp

memory/2640-1-0x000000013F7D0000-0x000000013F7E0000-memory.dmp

memory/2640-2-0x0000000000540000-0x0000000000558000-memory.dmp

memory/2640-3-0x000007FEF4E20000-0x000007FEF580C000-memory.dmp

memory/2640-4-0x000007FEF4E23000-0x000007FEF4E24000-memory.dmp

memory/2640-5-0x000007FEF4E20000-0x000007FEF580C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-21 10:03

Reported

2024-08-21 10:06

Platform

win10v2004-20240802-en

Max time kernel

140s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\EasyCheating.exe"

Signatures

Discord RAT

stealer rootkit rat persistence discordrat

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\EasyCheating.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\EasyCheating.exe

"C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\EasyCheating.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 gateway.discord.gg udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 162.159.135.234:443 gateway.discord.gg tcp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 234.135.159.162.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 240.143.123.92.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 192.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp

Files

memory/4200-0-0x00007FF8FA5E3000-0x00007FF8FA5E5000-memory.dmp

memory/4200-1-0x000001F886590000-0x000001F8865A0000-memory.dmp

memory/4200-2-0x000001F886920000-0x000001F886938000-memory.dmp

memory/4200-3-0x000001F8A0E40000-0x000001F8A1002000-memory.dmp

memory/4200-4-0x00007FF8FA5E0000-0x00007FF8FB0A1000-memory.dmp

memory/4200-5-0x000001F8A1540000-0x000001F8A1A68000-memory.dmp

memory/4200-6-0x00007FF8FA5E3000-0x00007FF8FA5E5000-memory.dmp

memory/4200-7-0x00007FF8FA5E0000-0x00007FF8FB0A1000-memory.dmp

Analysis: behavioral4

Detonation Overview

Submitted

2024-08-21 10:03

Reported

2024-08-21 10:04

Platform

win10v2004-20240802-en

Max time kernel

30s

Max time network

39s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\execution.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\execution.dll,#1

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 g.bing.com udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 3.181.190.20.in-addr.arpa udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp

Files

N/A

Analysis: behavioral5

Detonation Overview

Submitted

2024-08-21 10:03

Reported

2024-08-21 10:06

Platform

win7-20240704-en

Max time kernel

121s

Max time network

122s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\libcurl.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\libcurl.dll,#1

Network

N/A

Files

N/A

Analysis: behavioral6

Detonation Overview

Submitted

2024-08-21 10:03

Reported

2024-08-21 10:06

Platform

win10v2004-20240802-en

Max time kernel

142s

Max time network

156s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\libcurl.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\libcurl.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 25.140.123.92.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp

Files

N/A

Analysis: behavioral12

Detonation Overview

Submitted

2024-08-21 10:03

Reported

2024-08-21 10:06

Platform

win10v2004-20240802-en

Max time kernel

144s

Max time network

151s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\zstd.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\zstd.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.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 8.8.8.8:53 192.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 240.143.123.92.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp

Files

N/A

Analysis: behavioral3

Detonation Overview

Submitted

2024-08-21 10:03

Reported

2024-08-21 10:06

Platform

win7-20240705-en

Max time kernel

122s

Max time network

124s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\execution.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1712 wrote to memory of 1932 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 1712 wrote to memory of 1932 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 1712 wrote to memory of 1932 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\execution.dll,#1

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 1712 -s 148

Network

N/A

Files

N/A

Analysis: behavioral8

Detonation Overview

Submitted

2024-08-21 10:03

Reported

2024-08-21 10:06

Platform

win10v2004-20240802-en

Max time kernel

95s

Max time network

123s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\xxhash.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\xxhash.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 25.140.123.92.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp

Files

N/A

Analysis: behavioral10

Detonation Overview

Submitted

2024-08-21 10:03

Reported

2024-08-21 10:06

Platform

win10v2004-20240802-en

Max time kernel

142s

Max time network

151s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\zlib1.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\zlib1.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 17.53.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 240.143.123.92.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 192.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp

Files

N/A

Analysis: behavioral11

Detonation Overview

Submitted

2024-08-21 10:03

Reported

2024-08-21 10:06

Platform

win7-20240708-en

Max time kernel

117s

Max time network

121s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\zstd.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2372 wrote to memory of 2656 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2372 wrote to memory of 2656 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2372 wrote to memory of 2656 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\zstd.dll,#1

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2372 -s 80

Network

N/A

Files

N/A