glupteba | 6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48

Analysis

max time kernel
151s
max time network
169s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
16/05/2024, 23:25

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General

Target
6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Size 4.1MB
Sample240516-3eqgaaeb5x
SHA256 6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48
MD5 11c113d2bc9d7c2eec0d8daa97d66f40
SHA1 5ae891869db80662d405bc5a699eab76d70903df
SHA512 de7f86a354b8c005f19279cdc3c7d4c6bd053da2692904b939e1e581e20c30f1ee9cf9c43e2bdac80d4d38bf2ce555343f87e7da2ccba1ae541986cfa647d397
SSDEEP 49152:1P14wFe484iHbTFG8DZqgckdbbON2ATnCITQMciPqrNkjunhZbPMRZB6Unk18Ie8:lH84inFrgm9NzwRsNe0ZFLetRCG6R
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

glupteba dropper evasion execution loader persistence

Malware Config

Signatures

Glupteba
Glupteba is a modular loader written in Golang with various components.
loader dropper glupteba

Glupteba payload 13 IoCs

resource	yara_rule
behavioral1/memory/468-2-0x0000000002E70000-0x000000000375B000-memory.dmp	family_glupteba
behavioral1/memory/468-3-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/468-4-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/468-5-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/468-12-0x0000000002E70000-0x000000000375B000-memory.dmp	family_glupteba
behavioral1/memory/468-41-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/468-59-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/468-94-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/2852-97-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/2852-101-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/2852-148-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/2852-177-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/3872-205-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2416	netsh.exe

Executes dropped EXE 1 IoCs

pid	Process
3872	csrss.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log	powershell.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe

Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs

Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\VBoxMiniRdrDN	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\rss	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
File created	C:\Windows\rss\csrss.exe	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 7 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
4872	powershell.exe
224	powershell.exe
1132	powershell.exe
4316	powershell.exe
4360	powershell.exe
4352	powershell.exe
2364	powershell.exe

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2724	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-3141 = "South Sudan Daylight Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2572 = "Turks and Caicos Standard Time"	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe

Suspicious behavior: EnumeratesProcesses 26 IoCs

pid	Process
224	powershell.exe
224	powershell.exe
468	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
468	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
1132	powershell.exe
1132	powershell.exe
1132	powershell.exe
2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
4316	powershell.exe
4316	powershell.exe
4316	powershell.exe
4360	powershell.exe
4360	powershell.exe
4360	powershell.exe
4352	powershell.exe
4352	powershell.exe
4352	powershell.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	224	powershell.exe
Token: SeDebugPrivilege	468	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Token: SeImpersonatePrivilege	468	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
Token: SeDebugPrivilege	1132	powershell.exe
Token: SeDebugPrivilege	4316	powershell.exe
Token: SeDebugPrivilege	4360	powershell.exe
Token: SeDebugPrivilege	4352	powershell.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 468 wrote to memory of 224	468	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe	93
PID 468 wrote to memory of 224	468	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe	93
PID 468 wrote to memory of 224	468	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe	93
PID 2852 wrote to memory of 1132	2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe	106
PID 2852 wrote to memory of 1132	2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe	106
PID 2852 wrote to memory of 1132	2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe	106
PID 2852 wrote to memory of 1668	2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe	108
PID 2852 wrote to memory of 1668	2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe	108
PID 1668 wrote to memory of 2416	1668	cmd.exe	110
PID 1668 wrote to memory of 2416	1668	cmd.exe	110
PID 2852 wrote to memory of 4316	2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe	111
PID 2852 wrote to memory of 4316	2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe	111
PID 2852 wrote to memory of 4316	2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe	111
PID 2852 wrote to memory of 4360	2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe	113
PID 2852 wrote to memory of 4360	2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe	113
PID 2852 wrote to memory of 4360	2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe	113
PID 2852 wrote to memory of 3872	2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe	115
PID 2852 wrote to memory of 3872	2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe	115
PID 2852 wrote to memory of 3872	2852	6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe	115
PID 3872 wrote to memory of 4352	3872	csrss.exe	116
PID 3872 wrote to memory of 4352	3872	csrss.exe	116
PID 3872 wrote to memory of 4352	3872	csrss.exe	116

C:\Users\Admin\AppData\Local\Temp\6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
"C:\Users\Admin\AppData\Local\Temp\6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:468
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  powershell -nologo -noprofile
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:224
- C:\Users\Admin\AppData\Local\Temp\6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe
  "C:\Users\Admin\AppData\Local\Temp\6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48.exe"
  2⤵
  - Adds Run key to start application
  - Checks for VirtualBox DLLs, possible anti-VM trick
  - Drops file in Windows directory
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2852
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -nologo -noprofile
    3⤵
    - Drops file in System32 directory
    - Command and Scripting Interpreter: PowerShell
    - Modifies data under HKEY_USERS
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1132
- - C:\Windows\system32\cmd.exe
    C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1668
  - - C:\Windows\system32\netsh.exe
      netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
      4⤵
      Modifies Windows Firewall
      PID:2416
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -nologo -noprofile
    3⤵
    - Drops file in System32 directory
    - Command and Scripting Interpreter: PowerShell
    - Modifies data under HKEY_USERS
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4316
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -nologo -noprofile
    3⤵
    - Drops file in System32 directory
    - Command and Scripting Interpreter: PowerShell
    - Modifies data under HKEY_USERS
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4360
- - C:\Windows\rss\csrss.exe
    C:\Windows\rss\csrss.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:3872
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      4⤵
      Command and Scripting Interpreter: PowerShell
      Modifies data under HKEY_USERS
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4352
  - - C:\Windows\SYSTEM32\schtasks.exe
      schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
      4⤵
      Creates scheduled task(s)
      PID:2724
  - - C:\Windows\SYSTEM32\schtasks.exe
      schtasks /delete /tn ScheduledUpdate /f
      4⤵
      PID:2672
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      4⤵
      Command and Scripting Interpreter: PowerShell
      PID:2364
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      4⤵
      Command and Scripting Interpreter: PowerShell
      PID:4872

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4140 --field-trial-handle=3192,i,2785050981002401924,4037047756083432660,262144 --variations-seed-version /prefetch:8
1⤵
PID:4384

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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__PSScriptPolicyTest_nvzypglx.nmt.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_nvzypglx.nmt.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

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powershell.exe.log

Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Size 2KB
SHA256 92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
MD5 968cb9309758126772781b83adb8a28f
SHA1 8da30e71accf186b2ba11da1797cf67f8f78b47c
SHA512 4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
MD5 SHA1 SHA512

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StartupProfileData-Interactive

Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Size 19KB
SHA256 a759b34a74e5501df1a183b2ebf7bdfc58048087ef49bbaa9113981cc9d641fc
MD5 ee942d7b431680ebab81901976493a7a
SHA1 379fa0875a9616463564a4d2f9e004f91e34d159
SHA512 f4af84e05ffe0aabf640998bf80feaf6946b83602cf2395813486e9e6aa2cc66783a7275b9c0136d71a46623a760850223997854fedd8a7317cffa25157684c7
SSDEEP 384:hsf+BV9m+/+DVnx8EqXqJk+o9o2T9K6seYbne28v/ZJwMHhO6EIjaLFqZbObTUSt:GfM+DxujXvjo2T9N+ncvhO6EII4qMB2
MD5 SHA1 SHA512 SSDEEP

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StartupProfileData-Interactive

Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Size 19KB
SHA256 4cf3c7e5931aa08018aa8d9e22bda2a5148fff1ba0e84ab97b8a8cd46132ccde
MD5 25632db0186af4c2c6189321965bf76e
SHA1 e92500fc789bc3f9296f7643daedf4dc44dc04fc
SHA512 40f278e3d280047eddf3284d1d17887bc29f164071dbe7fec3e6aa9d3778d69636e32411ebce24b84407bb8eaa29704794631245385a407e77fc9ac4dd9c61f0
SSDEEP 384:+sf+B3RBKHF6FPCntk3NYFFNpfem1k7/IOK0ldW1z/+nFbOuj3lusOg:rfkKHekS3N8FNpfQ7tk1a4ublj
MD5 SHA1 SHA512 SSDEEP

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StartupProfileData-Interactive

Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Size 19KB
SHA256 80c758b5615438a3f67547921b98e9800e411ed21080da17ec891ef0f9ea9b9e
MD5 9795731e65a457614d353d4ba9c6004a
SHA1 c7a7e331ee8b02ecce0dadf6a65bfa650c706df6
SHA512 47d0db430828afb330864f8e6b2edde1a7ff363fbe522235859bb98b70cd595a493197a6c8b8ddc22e585c3d2edb5569caae6538ed9b7c0bf8783e3fe7eefbd5
SSDEEP 384:d6+BsRBeZWqAkRSjHwNNo9o0NYFFjffem1w7/IOKaMloIy1RGx+nFbOuj3lusOg:cNeZWqt4qOo0N8Fjff873Uo1RZ4ublj
MD5 SHA1 SHA512 SSDEEP

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StartupProfileData-Interactive

Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Size 19KB
SHA256 7e0e698e661f918167967d7f51aec10e37bd23aae8e0ee9c23290d381ba8a97d
MD5 625dc5ac8a59a7abb17d0420bec378be
SHA1 b363cc455982e534a8e6dbfd773b5e0496032893
SHA512 7f9e0e8aaac9409a09f78f7094327d40661389febcafc94f69fccb58177fb2f62ead7bee6de8f352c8996e5f4a806e85edc33e0baa8f27ecb42d2bc02a319d33
SSDEEP 384:Xy6+BnRB2Hj+EMDZpq4b4Aeo9o5AlNYFFNpfemRc7/IOPmaMtdl1uA++nFbOuj3Z:XfU2HkoPgo5AlN8FNpfs7BVcj1u44ubZ
MD5 SHA1 SHA512 SSDEEP

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csrss.exe

Path C:\Windows\rss\csrss.exe
Size 4.1MB
SHA256 6becba17be09a4b0d744350682807458eb3c331d8cc02106f84a4900041fad48
MD5 11c113d2bc9d7c2eec0d8daa97d66f40
SHA1 5ae891869db80662d405bc5a699eab76d70903df
SHA512 de7f86a354b8c005f19279cdc3c7d4c6bd053da2692904b939e1e581e20c30f1ee9cf9c43e2bdac80d4d38bf2ce555343f87e7da2ccba1ae541986cfa647d397
SSDEEP 49152:1P14wFe484iHbTFG8DZqgckdbbON2ATnCITQMciPqrNkjunhZbPMRZB6Unk18Ie8:lH84inFrgm9NzwRsNe0ZFLetRCG6R
MD5 SHA1 SHA512 SSDEEP

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memory/224-61-0x0000000074150000-0x0000000074900000-memory.dmp

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memory/224-64-0x0000000007E70000-0x0000000007E8A000-memory.dmp

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memory/224-10-0x0000000074150000-0x0000000074900000-memory.dmp

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memory/224-11-0x00000000057B0000-0x0000000005DD8000-memory.dmp

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memory/224-6-0x000000007415E000-0x000000007415F000-memory.dmp

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memory/224-13-0x0000000005560000-0x0000000005582000-memory.dmp

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memory/224-14-0x0000000006050000-0x00000000060B6000-memory.dmp

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memory/224-15-0x00000000060C0000-0x0000000006126000-memory.dmp

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memory/224-8-0x0000000074150000-0x0000000074900000-memory.dmp

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memory/224-25-0x0000000006130000-0x0000000006484000-memory.dmp

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memory/224-27-0x00000000066F0000-0x000000000670E000-memory.dmp

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memory/224-29-0x000000007415E000-0x000000007415F000-memory.dmp

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memory/224-30-0x00000000067D0000-0x000000000681C000-memory.dmp

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memory/224-31-0x0000000074150000-0x0000000074900000-memory.dmp

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memory/224-32-0x0000000074150000-0x0000000074900000-memory.dmp

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memory/224-35-0x0000000006C00000-0x0000000006C44000-memory.dmp

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memory/224-37-0x0000000074150000-0x0000000074900000-memory.dmp

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memory/224-38-0x0000000007800000-0x0000000007876000-memory.dmp

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memory/224-39-0x0000000008100000-0x000000000877A000-memory.dmp

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memory/224-40-0x00000000077D0000-0x00000000077EA000-memory.dmp

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memory/224-69-0x0000000074150000-0x0000000074900000-memory.dmp

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memory/224-42-0x0000000074150000-0x0000000074900000-memory.dmp

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memory/224-43-0x0000000007C10000-0x0000000007C42000-memory.dmp

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memory/224-44-0x000000006FFF0000-0x000000007003C000-memory.dmp

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memory/224-45-0x0000000070170000-0x00000000704C4000-memory.dmp

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memory/224-55-0x0000000007BF0000-0x0000000007C0E000-memory.dmp

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memory/224-56-0x0000000007C50000-0x0000000007CF3000-memory.dmp

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memory/224-57-0x0000000006D90000-0x0000000006D9A000-memory.dmp

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memory/224-58-0x0000000007E90000-0x0000000007F26000-memory.dmp

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memory/224-7-0x00000000050A0000-0x00000000050D6000-memory.dmp

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memory/224-60-0x0000000007DF0000-0x0000000007E01000-memory.dmp

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memory/224-62-0x0000000007E20000-0x0000000007E2E000-memory.dmp

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memory/224-65-0x0000000007E60000-0x0000000007E68000-memory.dmp

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memory/224-63-0x0000000007E30000-0x0000000007E44000-memory.dmp

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memory/468-9-0x0000000002A60000-0x0000000002E62000-memory.dmp

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memory/468-1-0x0000000002A60000-0x0000000002E62000-memory.dmp

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memory/468-2-0x0000000002E70000-0x000000000375B000-memory.dmp

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memory/468-3-0x0000000000400000-0x0000000000D1C000-memory.dmp

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memory/468-4-0x0000000000400000-0x0000000000D1C000-memory.dmp

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memory/468-12-0x0000000002E70000-0x000000000375B000-memory.dmp

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memory/468-41-0x0000000000400000-0x0000000000D1C000-memory.dmp

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memory/468-5-0x0000000000400000-0x0000000000D1C000-memory.dmp

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memory/468-94-0x0000000000400000-0x0000000000D1C000-memory.dmp

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memory/468-59-0x0000000000400000-0x0000000000D1C000-memory.dmp

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memory/1132-96-0x0000000007E50000-0x0000000007E64000-memory.dmp

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memory/1132-95-0x0000000007E00000-0x0000000007E11000-memory.dmp

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memory/1132-93-0x0000000007AC0000-0x0000000007B63000-memory.dmp

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memory/1132-83-0x0000000070770000-0x0000000070AC4000-memory.dmp

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memory/1132-82-0x000000006FFF0000-0x000000007003C000-memory.dmp

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memory/1132-73-0x00000000061E0000-0x0000000006534000-memory.dmp

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memory/2364-188-0x0000000005B80000-0x0000000005ED4000-memory.dmp

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memory/2364-206-0x0000000005490000-0x00000000054A4000-memory.dmp

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memory/2364-203-0x0000000007650000-0x0000000007661000-memory.dmp

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memory/2364-202-0x0000000007330000-0x00000000073D3000-memory.dmp

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memory/2364-192-0x00000000704D0000-0x0000000070824000-memory.dmp

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memory/2364-191-0x000000006FF10000-0x000000006FF5C000-memory.dmp

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memory/2364-190-0x0000000006150000-0x000000000619C000-memory.dmp

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memory/2852-125-0x0000000002920000-0x0000000002D22000-memory.dmp

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memory/2852-97-0x0000000000400000-0x0000000000D1C000-memory.dmp

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memory/2852-101-0x0000000000400000-0x0000000000D1C000-memory.dmp

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memory/2852-177-0x0000000000400000-0x0000000000D1C000-memory.dmp

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memory/2852-71-0x0000000002920000-0x0000000002D22000-memory.dmp

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memory/2852-148-0x0000000000400000-0x0000000000D1C000-memory.dmp

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memory/3872-205-0x0000000000400000-0x0000000000D1C000-memory.dmp

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memory/4316-114-0x0000000070770000-0x0000000070AC4000-memory.dmp

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memory/4316-113-0x000000006FFF0000-0x000000007003C000-memory.dmp

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memory/4352-166-0x000000006FFF0000-0x000000007003C000-memory.dmp

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memory/4352-167-0x0000000070170000-0x00000000704C4000-memory.dmp

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memory/4360-137-0x000000006FFF0000-0x000000007003C000-memory.dmp

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memory/4360-138-0x0000000070170000-0x00000000704C4000-memory.dmp

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memory/4872-217-0x0000000005C50000-0x0000000005FA4000-memory.dmp

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