Malware Analysis Report

2024-11-30 19:59

Sample ID 210215-1va7r5ahjn
Target e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.zip
SHA256 ccab681baa683fa5d1bc2c11f786b67800eca96442ace9372c8dd5d31b5366e2
Tags
betabot backdoor botnet evasion persistence trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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 Overview

score
10/10

SHA256

ccab681baa683fa5d1bc2c11f786b67800eca96442ace9372c8dd5d31b5366e2

Threat Level: Known bad

The file e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.zip was found to be: Known bad.

Malicious Activity Summary

betabot backdoor botnet evasion persistence trojan

Modifies firewall policy service

BetaBot

Sets file execution options in registry

Executes dropped EXE

Loads dropped DLL

Checks BIOS information in registry

Deletes itself

Checks whether UAC is enabled

Adds Run key to start application

Suspicious use of SetThreadContext

Enumerates physical storage devices

Suspicious use of NtSetInformationThreadHideFromDebugger

NSIS installer

Checks processor information in registry

Enumerates system info in registry

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: MapViewOfSection

Modifies Internet Explorer Protected Mode

Modifies Internet Explorer settings

Modifies Internet Explorer Protected Mode Banner

Suspicious use of WriteProcessMemory

Runs ping.exe

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2021-02-15 10:26

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2021-02-15 10:26

Reported

2021-02-15 10:29

Platform

win7v20201028

Max time kernel

148s

Max time network

128s

Command Line

"C:\Windows\system32\Dwm.exe"

Signatures

BetaBot

trojan backdoor botnet betabot

Modifies firewall policy service

evasion
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile C:\Windows\SysWOW64\explorer.exe N/A
Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" C:\Windows\SysWOW64\explorer.exe N/A
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\PublicProfile C:\Windows\SysWOW64\explorer.exe N/A
Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\PublicProfile\EnableFirewall = "0" C:\Windows\SysWOW64\explorer.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A

Sets file execution options in registry

persistence

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Windows\SysWOW64\explorer.exe N/A

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\GoogIeUpdater = "C:\\ProgramData\\GoogIeUpdater\\79qqs9w1w1o91k7.exe" C:\Windows\SysWOW64\explorer.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run C:\Windows\SysWOW64\explorer.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\GoogIeUpdater = "\"C:\\ProgramData\\GoogIeUpdater\\79qqs9w1w1o91k7.exe\"" C:\Windows\SysWOW64\explorer.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce C:\Windows\SysWOW64\explorer.exe N/A

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A

Enumerates physical storage devices

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1204 set thread context of 1332 N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe C:\Users\Admin\AppData\Local\Temp\AudioSes.exe

NSIS installer

installer
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
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

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Windows\SysWOW64\explorer.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\SysWOW64\explorer.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS C:\Windows\SysWOW64\explorer.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer C:\Windows\SysWOW64\explorer.exe N/A

Modifies Internet Explorer Protected Mode

Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3" C:\Windows\SysWOW64\explorer.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3" C:\Windows\SysWOW64\explorer.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3" C:\Windows\SysWOW64\explorer.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3" C:\Windows\SysWOW64\explorer.exe N/A

Modifies Internet Explorer Protected Mode Banner

Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1" C:\Windows\SysWOW64\explorer.exe N/A

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main C:\Windows\SysWOW64\explorer.exe N/A

Runs ping.exe

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\PING.EXE N/A
N/A N/A C:\Windows\SysWOW64\PING.EXE N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeCreateTokenPrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeMachineAccountPrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeAssignPrimaryTokenPrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeCreateTokenPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeMachineAccountPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeAssignPrimaryTokenPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: 33 N/A C:\Windows\SysWOW64\explorer.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 292 wrote to memory of 1204 N/A C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe C:\Users\Admin\AppData\Local\Temp\AudioSes.exe
PID 292 wrote to memory of 1204 N/A C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe C:\Users\Admin\AppData\Local\Temp\AudioSes.exe
PID 292 wrote to memory of 1204 N/A C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe C:\Users\Admin\AppData\Local\Temp\AudioSes.exe
PID 292 wrote to memory of 1204 N/A C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe C:\Users\Admin\AppData\Local\Temp\AudioSes.exe
PID 292 wrote to memory of 1748 N/A C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe C:\Windows\SysWOW64\cmd.exe
PID 292 wrote to memory of 1748 N/A C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe C:\Windows\SysWOW64\cmd.exe
PID 292 wrote to memory of 1748 N/A C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe C:\Windows\SysWOW64\cmd.exe
PID 292 wrote to memory of 1748 N/A C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe C:\Windows\SysWOW64\cmd.exe
PID 1748 wrote to memory of 1708 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1748 wrote to memory of 1708 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1748 wrote to memory of 1708 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1748 wrote to memory of 1708 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1748 wrote to memory of 1308 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1748 wrote to memory of 1308 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1748 wrote to memory of 1308 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1748 wrote to memory of 1308 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1204 wrote to memory of 1332 N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe C:\Users\Admin\AppData\Local\Temp\AudioSes.exe
PID 1204 wrote to memory of 1332 N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe C:\Users\Admin\AppData\Local\Temp\AudioSes.exe
PID 1204 wrote to memory of 1332 N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe C:\Users\Admin\AppData\Local\Temp\AudioSes.exe
PID 1204 wrote to memory of 1332 N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe C:\Users\Admin\AppData\Local\Temp\AudioSes.exe
PID 1204 wrote to memory of 1332 N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe C:\Users\Admin\AppData\Local\Temp\AudioSes.exe
PID 1332 wrote to memory of 1584 N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe C:\Windows\SysWOW64\explorer.exe
PID 1332 wrote to memory of 1584 N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe C:\Windows\SysWOW64\explorer.exe
PID 1332 wrote to memory of 1584 N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe C:\Windows\SysWOW64\explorer.exe
PID 1332 wrote to memory of 1584 N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe C:\Windows\SysWOW64\explorer.exe
PID 1332 wrote to memory of 1584 N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe C:\Windows\SysWOW64\explorer.exe
PID 1332 wrote to memory of 1584 N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe C:\Windows\SysWOW64\explorer.exe
PID 1332 wrote to memory of 1584 N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe C:\Windows\SysWOW64\explorer.exe
PID 1584 wrote to memory of 1232 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\system32\Dwm.exe
PID 1584 wrote to memory of 1232 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\system32\Dwm.exe
PID 1584 wrote to memory of 1232 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\system32\Dwm.exe
PID 1584 wrote to memory of 1232 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\system32\Dwm.exe
PID 1584 wrote to memory of 1232 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\system32\Dwm.exe
PID 1584 wrote to memory of 1232 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\system32\Dwm.exe
PID 1584 wrote to memory of 1268 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\Explorer.EXE
PID 1584 wrote to memory of 1268 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\Explorer.EXE
PID 1584 wrote to memory of 1268 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\Explorer.EXE
PID 1584 wrote to memory of 1268 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\Explorer.EXE
PID 1584 wrote to memory of 1268 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\Explorer.EXE
PID 1584 wrote to memory of 1268 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\Explorer.EXE

Processes

C:\Windows\system32\Dwm.exe

"C:\Windows\system32\Dwm.exe"

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe

"C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe"

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

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

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /C ping 1.1.1.1 -n 1 -w 100 > Nul & Del "C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe"& ping 1.1.1.1 -n 1 -w 900 > Nul & Del "C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe"

C:\Windows\SysWOW64\PING.EXE

ping 1.1.1.1 -n 1 -w 100

C:\Windows\SysWOW64\PING.EXE

ping 1.1.1.1 -n 1 -w 900

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

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

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\explorer.exe

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 microsoft.com udp
N/A 104.215.148.63:80 microsoft.com tcp
N/A 8.8.8.8:53 betabot.pw udp

Files

memory/292-2-0x0000000001F10000-0x0000000001F21000-memory.dmp

memory/292-3-0x00000000748A0000-0x0000000074F8E000-memory.dmp

memory/292-4-0x00000000048A0000-0x000000000492D000-memory.dmp

memory/292-5-0x0000000004810000-0x000000000489B000-memory.dmp

memory/292-7-0x0000000004A02000-0x0000000004A03000-memory.dmp

memory/292-6-0x0000000004A01000-0x0000000004A02000-memory.dmp

memory/292-8-0x0000000004A03000-0x0000000004A04000-memory.dmp

memory/292-9-0x0000000004A04000-0x0000000004A06000-memory.dmp

memory/292-12-0x0000000001FC0000-0x0000000001FC1000-memory.dmp

memory/1204-11-0x0000000000000000-mapping.dmp

\Users\Admin\AppData\Local\Temp\AudioSes.exe

MD5 043af181d5788fae0a7bc3faf74c287e
SHA1 f2a20f5ffd9d2a0cff50c9a030c88e3943a0c65f
SHA256 21e58ba4dddbb85983c87192bd76812f06bec3c48582fde844aaf7c16fcbb196
SHA512 99108600ca35f217f2cf118ffdf01f983cea903d3bca94d085dfd40e1a91f32eed66a4e8d2655678ee9580c91be2de78a8da4c321c2fae26a7705fcf0d57dda5

memory/292-13-0x0000000004A0A000-0x0000000004A1B000-memory.dmp

memory/1204-15-0x0000000076861000-0x0000000076863000-memory.dmp

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

MD5 043af181d5788fae0a7bc3faf74c287e
SHA1 f2a20f5ffd9d2a0cff50c9a030c88e3943a0c65f
SHA256 21e58ba4dddbb85983c87192bd76812f06bec3c48582fde844aaf7c16fcbb196
SHA512 99108600ca35f217f2cf118ffdf01f983cea903d3bca94d085dfd40e1a91f32eed66a4e8d2655678ee9580c91be2de78a8da4c321c2fae26a7705fcf0d57dda5

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

MD5 043af181d5788fae0a7bc3faf74c287e
SHA1 f2a20f5ffd9d2a0cff50c9a030c88e3943a0c65f
SHA256 21e58ba4dddbb85983c87192bd76812f06bec3c48582fde844aaf7c16fcbb196
SHA512 99108600ca35f217f2cf118ffdf01f983cea903d3bca94d085dfd40e1a91f32eed66a4e8d2655678ee9580c91be2de78a8da4c321c2fae26a7705fcf0d57dda5

memory/1748-16-0x0000000000000000-mapping.dmp

\Users\Admin\AppData\Local\Temp\nsi175A.tmp\System.dll

MD5 3f176d1ee13b0d7d6bd92e1c7a0b9bae
SHA1 fe582246792774c2c9dd15639ffa0aca90d6fd0b
SHA256 fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e
SHA512 0a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6

memory/1708-19-0x0000000000000000-mapping.dmp

memory/1308-20-0x0000000000000000-mapping.dmp

memory/1204-21-0x0000000009490000-0x00000000094C7000-memory.dmp

\Users\Admin\AppData\Local\Temp\AudioSes.exe

MD5 043af181d5788fae0a7bc3faf74c287e
SHA1 f2a20f5ffd9d2a0cff50c9a030c88e3943a0c65f
SHA256 21e58ba4dddbb85983c87192bd76812f06bec3c48582fde844aaf7c16fcbb196
SHA512 99108600ca35f217f2cf118ffdf01f983cea903d3bca94d085dfd40e1a91f32eed66a4e8d2655678ee9580c91be2de78a8da4c321c2fae26a7705fcf0d57dda5

memory/1332-23-0x00000000004015C6-mapping.dmp

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

MD5 043af181d5788fae0a7bc3faf74c287e
SHA1 f2a20f5ffd9d2a0cff50c9a030c88e3943a0c65f
SHA256 21e58ba4dddbb85983c87192bd76812f06bec3c48582fde844aaf7c16fcbb196
SHA512 99108600ca35f217f2cf118ffdf01f983cea903d3bca94d085dfd40e1a91f32eed66a4e8d2655678ee9580c91be2de78a8da4c321c2fae26a7705fcf0d57dda5

memory/1332-26-0x0000000000400000-0x0000000000435000-memory.dmp

memory/1332-27-0x0000000000310000-0x0000000000376000-memory.dmp

memory/1332-30-0x00000000024F0000-0x00000000024FC000-memory.dmp

memory/1332-28-0x00000000005D0000-0x00000000005D1000-memory.dmp

memory/1332-29-0x0000000001D70000-0x0000000001D71000-memory.dmp

memory/1332-31-0x00000000005E0000-0x00000000005ED000-memory.dmp

memory/1584-32-0x0000000000000000-mapping.dmp

memory/1584-34-0x0000000075481000-0x0000000075483000-memory.dmp

memory/1584-35-0x0000000077E40000-0x0000000077FC1000-memory.dmp

memory/1584-36-0x0000000000090000-0x0000000000166000-memory.dmp

memory/1332-41-0x00000000024E0000-0x00000000024E1000-memory.dmp

memory/1584-40-0x0000000000750000-0x000000000075C000-memory.dmp

memory/1584-43-0x0000000000810000-0x0000000000812000-memory.dmp

memory/1268-44-0x0000000002640000-0x0000000002646000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2021-02-15 10:26

Reported

2021-02-15 10:29

Platform

win10v20201028

Max time kernel

148s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe"

Signatures

BetaBot

trojan backdoor botnet betabot

Modifies firewall policy service

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" C:\Windows\SysWOW64\explorer.exe N/A
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\PublicProfile C:\Windows\SysWOW64\explorer.exe N/A
Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\PublicProfile\EnableFirewall = "0" C:\Windows\SysWOW64\explorer.exe N/A
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile C:\Windows\SysWOW64\explorer.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A

Sets file execution options in registry

persistence

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Windows\SysWOW64\explorer.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\GoogIeUpdater = "C:\\ProgramData\\GoogIeUpdater\\q77wa9ag53.exe" C:\Windows\SysWOW64\explorer.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run C:\Windows\SysWOW64\explorer.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Run\GoogIeUpdater = "\"C:\\ProgramData\\GoogIeUpdater\\q77wa9ag53.exe\"" C:\Windows\SysWOW64\explorer.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce C:\Windows\SysWOW64\explorer.exe N/A

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A

Enumerates physical storage devices

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2440 set thread context of 2204 N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe C:\Users\Admin\AppData\Local\Temp\AudioSes.exe

NSIS installer

installer
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

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Windows\SysWOW64\explorer.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\SysWOW64\explorer.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS C:\Windows\SysWOW64\explorer.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer C:\Windows\SysWOW64\explorer.exe N/A

Modifies Internet Explorer Protected Mode

Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3" C:\Windows\SysWOW64\explorer.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3" C:\Windows\SysWOW64\explorer.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3" C:\Windows\SysWOW64\explorer.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3" C:\Windows\SysWOW64\explorer.exe N/A

Modifies Internet Explorer Protected Mode Banner

Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1" C:\Windows\SysWOW64\explorer.exe N/A

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Internet Explorer\Main C:\Windows\SysWOW64\explorer.exe N/A

Runs ping.exe

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\PING.EXE N/A
N/A N/A C:\Windows\SysWOW64\PING.EXE N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeCreateTokenPrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeMachineAccountPrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeAssignPrimaryTokenPrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeCreateTokenPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeMachineAccountPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeAssignPrimaryTokenPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Windows\SysWOW64\explorer.exe N/A
Token: 33 N/A C:\Windows\SysWOW64\explorer.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 648 wrote to memory of 2440 N/A C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe C:\Users\Admin\AppData\Local\Temp\AudioSes.exe
PID 648 wrote to memory of 2440 N/A C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe C:\Users\Admin\AppData\Local\Temp\AudioSes.exe
PID 648 wrote to memory of 2440 N/A C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe C:\Users\Admin\AppData\Local\Temp\AudioSes.exe
PID 648 wrote to memory of 3664 N/A C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe C:\Windows\SysWOW64\cmd.exe
PID 648 wrote to memory of 3664 N/A C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe C:\Windows\SysWOW64\cmd.exe
PID 648 wrote to memory of 3664 N/A C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe C:\Windows\SysWOW64\cmd.exe
PID 3664 wrote to memory of 3008 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 3664 wrote to memory of 3008 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 3664 wrote to memory of 3008 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 3664 wrote to memory of 1240 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 3664 wrote to memory of 1240 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 3664 wrote to memory of 1240 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2440 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe C:\Users\Admin\AppData\Local\Temp\AudioSes.exe
PID 2440 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe C:\Users\Admin\AppData\Local\Temp\AudioSes.exe
PID 2440 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe C:\Users\Admin\AppData\Local\Temp\AudioSes.exe
PID 2440 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe C:\Users\Admin\AppData\Local\Temp\AudioSes.exe
PID 2204 wrote to memory of 3880 N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe C:\Windows\SysWOW64\explorer.exe
PID 2204 wrote to memory of 3880 N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe C:\Windows\SysWOW64\explorer.exe
PID 2204 wrote to memory of 3880 N/A C:\Users\Admin\AppData\Local\Temp\AudioSes.exe C:\Windows\SysWOW64\explorer.exe

Processes

C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe

"C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe"

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

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

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /C ping 1.1.1.1 -n 1 -w 100 > Nul & Del "C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe"& ping 1.1.1.1 -n 1 -w 900 > Nul & Del "C:\Users\Admin\AppData\Local\Temp\e0a124e431d01bf7b194ad5a2f8c0435471c0e1b062e165c3db211186a1ea901.exe"

C:\Windows\SysWOW64\PING.EXE

ping 1.1.1.1 -n 1 -w 100

C:\Windows\SysWOW64\PING.EXE

ping 1.1.1.1 -n 1 -w 900

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

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

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\explorer.exe

Network

Country Destination Domain Proto
N/A 176.9.119.47:6199 tcp
N/A 45.90.34.87:417 tcp
N/A 130.0.232.208:417 tcp
N/A 5.9.72.48:417 tcp
N/A 144.76.108.82:417 tcp
N/A 185.253.217.20:417 tcp
N/A 8.8.8.8:53 update.microsoft.com udp
N/A 40.70.224.146:80 update.microsoft.com tcp
N/A 8.8.8.8:53 betabot.pw udp
N/A 217.172.179.54:417 tcp
N/A 8.8.8.8:53 betabot.pw udp
N/A 8.8.8.8:53 betabot.pw udp
N/A 8.8.8.8:53 betabot.pw udp
N/A 8.8.8.8:53 betabot.pw udp
N/A 8.8.8.8:53 betabot.pw udp

Files

memory/648-2-0x0000000002390000-0x0000000002391000-memory.dmp

memory/648-3-0x0000000073D90000-0x000000007447E000-memory.dmp

memory/648-4-0x0000000004C90000-0x0000000004D1D000-memory.dmp

memory/648-5-0x0000000004D20000-0x0000000004D21000-memory.dmp

memory/648-7-0x0000000004C82000-0x0000000004C83000-memory.dmp

memory/648-6-0x0000000004C80000-0x0000000004C81000-memory.dmp

memory/648-8-0x0000000004C83000-0x0000000004C84000-memory.dmp

memory/648-9-0x0000000004BA0000-0x0000000004C2B000-memory.dmp

memory/648-11-0x0000000002690000-0x0000000002691000-memory.dmp

memory/648-10-0x0000000004C84000-0x0000000004C86000-memory.dmp

memory/648-13-0x0000000004C88000-0x0000000004C89000-memory.dmp

memory/648-12-0x0000000004C86000-0x0000000004C88000-memory.dmp

memory/2440-14-0x0000000000000000-mapping.dmp

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

MD5 043af181d5788fae0a7bc3faf74c287e
SHA1 f2a20f5ffd9d2a0cff50c9a030c88e3943a0c65f
SHA256 21e58ba4dddbb85983c87192bd76812f06bec3c48582fde844aaf7c16fcbb196
SHA512 99108600ca35f217f2cf118ffdf01f983cea903d3bca94d085dfd40e1a91f32eed66a4e8d2655678ee9580c91be2de78a8da4c321c2fae26a7705fcf0d57dda5

memory/3664-16-0x0000000000000000-mapping.dmp

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

MD5 043af181d5788fae0a7bc3faf74c287e
SHA1 f2a20f5ffd9d2a0cff50c9a030c88e3943a0c65f
SHA256 21e58ba4dddbb85983c87192bd76812f06bec3c48582fde844aaf7c16fcbb196
SHA512 99108600ca35f217f2cf118ffdf01f983cea903d3bca94d085dfd40e1a91f32eed66a4e8d2655678ee9580c91be2de78a8da4c321c2fae26a7705fcf0d57dda5

\Users\Admin\AppData\Local\Temp\nsx9A05.tmp\System.dll

MD5 3f176d1ee13b0d7d6bd92e1c7a0b9bae
SHA1 fe582246792774c2c9dd15639ffa0aca90d6fd0b
SHA256 fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e
SHA512 0a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6

memory/3008-19-0x0000000000000000-mapping.dmp

memory/2440-20-0x00000000096C0000-0x00000000096F7000-memory.dmp

memory/1240-21-0x0000000000000000-mapping.dmp

memory/2204-22-0x00000000004015C6-mapping.dmp

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

MD5 043af181d5788fae0a7bc3faf74c287e
SHA1 f2a20f5ffd9d2a0cff50c9a030c88e3943a0c65f
SHA256 21e58ba4dddbb85983c87192bd76812f06bec3c48582fde844aaf7c16fcbb196
SHA512 99108600ca35f217f2cf118ffdf01f983cea903d3bca94d085dfd40e1a91f32eed66a4e8d2655678ee9580c91be2de78a8da4c321c2fae26a7705fcf0d57dda5

memory/2204-24-0x0000000000400000-0x0000000000435000-memory.dmp

memory/2204-25-0x0000000002170000-0x00000000021D6000-memory.dmp

memory/3880-26-0x0000000000000000-mapping.dmp

memory/2204-28-0x0000000002640000-0x0000000002641000-memory.dmp

memory/2204-27-0x00000000007A0000-0x00000000007AD000-memory.dmp

memory/2204-29-0x0000000002680000-0x000000000268C000-memory.dmp

memory/3880-30-0x0000000001040000-0x0000000001480000-memory.dmp

memory/3880-31-0x0000000000430000-0x0000000000506000-memory.dmp

memory/2204-35-0x0000000002670000-0x0000000002671000-memory.dmp

memory/3880-37-0x0000000000F70000-0x0000000000F72000-memory.dmp