Malware Analysis Report

2024-11-16 13:05

Sample ID 240818-pfbgvswekr
Target DontBearWithCheaters (1).rar
SHA256 7bc23223c8f81d70c230ceac3deb05670e9778974fd285b8cae1e693c2367de4
Tags
discordrat persistence rat rootkit stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

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: behavioral8

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral9

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral7

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: behavioral12

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

7bc23223c8f81d70c230ceac3deb05670e9778974fd285b8cae1e693c2367de4

Threat Level: Known bad

The file DontBearWithCheaters (1).rar was found to be: Known bad.

Malicious Activity Summary

discordrat persistence rat rootkit stealer

Discord RAT

Legitimate hosting services abused for malware hosting/C2

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

Suspicious use of SendNotifyMessage

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-18 12:15

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: behavioral1

Detonation Overview

Submitted

2024-08-18 12:15

Reported

2024-08-18 12:19

Platform

win7-20240704-en

Max time kernel

122s

Max time network

126s

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 2072 -s 636

Network

N/A

Files

memory/2072-0-0x000007FEF4D53000-0x000007FEF4D54000-memory.dmp

memory/2072-1-0x000000013F690000-0x000000013F6A0000-memory.dmp

memory/2072-2-0x00000000008D0000-0x00000000008E8000-memory.dmp

memory/2072-3-0x000007FEF4D50000-0x000007FEF573C000-memory.dmp

memory/2072-4-0x000007FEF4D53000-0x000007FEF4D54000-memory.dmp

memory/2072-5-0x000007FEF4D50000-0x000007FEF573C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-18 12:15

Reported

2024-08-18 12:20

Platform

win10v2004-20240802-en

Max time kernel

161s

Max time network

249s

Command Line

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

Signatures

Discord RAT

stealer rootkit rat persistence discordrat

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A discord.com N/A N/A
N/A discord.com N/A N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files\VideoLAN\VLC\vlc.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Program Files\VideoLAN\VLC\vlc.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\DontBearWithCheaters\EasyCheating.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\System32\svchost.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Program Files\VideoLAN\VLC\vlc.exe N/A

Processes

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

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

C:\Windows\System32\svchost.exe

C:\Windows\System32\svchost.exe -k UnistackSvcGroup

C:\Program Files\VideoLAN\VLC\vlc.exe

"C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\Desktop\SearchStep.au"

C:\Windows\system32\svchost.exe

C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DisplayEnhancementService

Network

Country Destination Domain Proto
US 8.8.8.8:53 gateway.discord.gg udp
US 162.159.136.234:443 gateway.discord.gg tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 234.136.159.162.in-addr.arpa udp
US 8.8.8.8:53 discord.com udp
US 162.159.138.232:443 discord.com tcp
US 8.8.8.8:53 99.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 geolocation-db.com udp
DE 159.89.102.253:443 geolocation-db.com tcp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 232.138.159.162.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.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 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 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 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 cxcs.microsoft.net udp
GB 92.123.142.137:443 www.bing.com tcp
GB 23.62.195.195:443 cxcs.microsoft.net tcp
US 8.8.8.8:53 137.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 195.195.62.23.in-addr.arpa udp

Files

memory/1664-0-0x00007FFAF9093000-0x00007FFAF9095000-memory.dmp

memory/1664-1-0x000001E571770000-0x000001E571780000-memory.dmp

memory/1664-2-0x000001E5732D0000-0x000001E5732E8000-memory.dmp

memory/1664-3-0x000001E573EB0000-0x000001E574072000-memory.dmp

memory/1664-4-0x00007FFAF9090000-0x00007FFAF9B51000-memory.dmp

memory/1664-5-0x000001E5745B0000-0x000001E574AD8000-memory.dmp

memory/1664-6-0x00007FFAF9093000-0x00007FFAF9095000-memory.dmp

memory/1664-7-0x00007FFAF9090000-0x00007FFAF9B51000-memory.dmp

memory/2992-8-0x00000206D0E40000-0x00000206D0E50000-memory.dmp

memory/2992-24-0x00000206D0F40000-0x00000206D0F50000-memory.dmp

memory/2992-40-0x00000206D9260000-0x00000206D9261000-memory.dmp

memory/2992-42-0x00000206D9290000-0x00000206D9291000-memory.dmp

memory/2992-43-0x00000206D9290000-0x00000206D9291000-memory.dmp

memory/2992-44-0x00000206D93A0000-0x00000206D93A1000-memory.dmp

memory/4352-63-0x00007FFAF2620000-0x00007FFAF2654000-memory.dmp

memory/4352-62-0x00007FF77A800000-0x00007FF77A8F8000-memory.dmp

memory/4352-64-0x00007FFAF2360000-0x00007FFAF2616000-memory.dmp

memory/4352-65-0x00007FFAEEBE0000-0x00007FFAEFC90000-memory.dmp

Analysis: behavioral4

Detonation Overview

Submitted

2024-08-18 12:15

Reported

2024-08-18 12:18

Platform

win10v2004-20240802-en

Max time kernel

135s

Max time network

144s

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 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 18.53.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.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
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp

Files

N/A

Analysis: behavioral5

Detonation Overview

Submitted

2024-08-18 12:15

Reported

2024-08-18 12:18

Platform

win7-20240704-en

Max time kernel

117s

Max time network

119s

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

2024-08-18 12:15

Reported

2024-08-18 12:18

Platform

win10v2004-20240802-en

Max time kernel

134s

Max time network

123s

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 g.bing.com 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 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.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 43.58.199.20.in-addr.arpa udp

Files

N/A

Analysis: behavioral8

Detonation Overview

Submitted

2024-08-18 12:15

Reported

2024-08-18 12:18

Platform

win10v2004-20240802-en

Max time kernel

131s

Max time network

100s

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 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 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.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 88.156.103.20.in-addr.arpa udp

Files

N/A

Analysis: behavioral9

Detonation Overview

Submitted

2024-08-18 12:15

Reported

2024-08-18 12:18

Platform

win7-20240705-en

Max time kernel

117s

Max time network

119s

Command Line

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

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2136 wrote to memory of 1160 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2136 wrote to memory of 1160 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2136 wrote to memory of 1160 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 2136 -s 80

Network

N/A

Files

N/A

Analysis: behavioral3

Detonation Overview

Submitted

2024-08-18 12:15

Reported

2024-08-18 12:18

Platform

win7-20240705-en

Max time kernel

121s

Max time network

122s

Command Line

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

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2728 wrote to memory of 2812 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2728 wrote to memory of 2812 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 2728 wrote to memory of 2812 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 2728 -s 148

Network

N/A

Files

N/A

Analysis: behavioral7

Detonation Overview

Submitted

2024-08-18 12:15

Reported

2024-08-18 12:18

Platform

win7-20240704-en

Max time kernel

14s

Max time network

18s

Command Line

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

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1944 wrote to memory of 2036 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 1944 wrote to memory of 2036 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 1944 wrote to memory of 2036 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 1944 -s 84

Network

N/A

Files

N/A

Analysis: behavioral10

Detonation Overview

Submitted

2024-08-18 12:15

Reported

2024-08-18 12:18

Platform

win10v2004-20240802-en

Max time kernel

135s

Max time network

149s

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 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.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

N/A

Analysis: behavioral11

Detonation Overview

Submitted

2024-08-18 12:15

Reported

2024-08-18 12:18

Platform

win7-20240704-en

Max time kernel

119s

Max time network

119s

Command Line

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

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1940 wrote to memory of 2380 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 1940 wrote to memory of 2380 N/A C:\Windows\system32\rundll32.exe C:\Windows\system32\WerFault.exe
PID 1940 wrote to memory of 2380 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 1940 -s 80

Network

N/A

Files

N/A

Analysis: behavioral12

Detonation Overview

Submitted

2024-08-18 12:15

Reported

2024-08-18 12:18

Platform

win10v2004-20240802-en

Max time kernel

135s

Max time network

148s

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 81.144.22.2.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 17.160.190.20.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 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.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

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