glupteba | eef41ea97b49fd4d4e734808ee3c46b011521d01eb753b8e4d646c18569768cc

General

Target

6779d89b7a368f4f3f340b50a9d18d71.exe
Size

4.1MB
MD5

c13b18a6553b1b79a3704791b0e39525
SHA1

72101789d2e3cf68f967e25cd13920bc6d53c3bf
SHA256

eef41ea97b49fd4d4e734808ee3c46b011521d01eb753b8e4d646c18569768cc
SHA512

af344c32b80933693889b89727887ff895bd0d4f8c1556fb1a4bbce85efe6f53bf76b57c661ee10759de70df51e77bf103c76632be28b4c75d1a9d922ea0f610
SSDEEP

98304:toa4fp94xsJrGehkJ1DdBF0TJiDxdyor/vCKqVsU:tfupiUGtp01Obgj

Score

10^/10

glupteba discovery dropper evasion loader persistence trojan

Malware Config

Signatures

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

Glupteba payload 34 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2820-2-0x0000000005FD0000-0x00000000068BB000-memory.dmp	family_glupteba
behavioral1/memory/2676-6-0x0000000006250000-0x0000000006B3B000-memory.dmp	family_glupteba
behavioral1/memory/2820-4-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-19-0x0000000006100000-0x00000000069EB000-memory.dmp	family_glupteba
behavioral1/memory/2676-17-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-100-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-102-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-103-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-104-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-105-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-106-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-107-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-108-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-109-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-110-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-111-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-112-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-113-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-117-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-118-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-119-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-120-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-121-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-122-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-123-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-124-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-125-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-126-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-127-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-128-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-129-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-130-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-131-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba
behavioral1/memory/2492-132-0x0000000000400000-0x0000000004415000-memory.dmp	family_glupteba

Windows security bypass 2 TTPs 7 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

6779d89b7a368f4f3f340b50a9d18d71.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\6779d89b7a368f4f3f340b50a9d18d71.exe = "0"	6779d89b7a368f4f3f340b50a9d18d71.exe

Modifies Windows Firewall 2 TTPs 1 IoCs
evasion

Windows Service
T1543.003

Disable or Modify System Firewall
T1562.004

Processes:

netsh.exe

pid process

2780 netsh.exe
Executes dropped EXE 3 IoCs

Processes:

csrss.exepatch.exeinjector.exe

pid process

2492 csrss.exe
1932 patch.exe
1580 injector.exe

pid	process
2780	netsh.exe

pid	process
2492	csrss.exe
1932	patch.exe
1580	injector.exe

Loads dropped DLL 9 IoCs

Processes:

6779d89b7a368f4f3f340b50a9d18d71.exepatch.execsrss.exe

pid	process
2676	6779d89b7a368f4f3f340b50a9d18d71.exe
2676	6779d89b7a368f4f3f340b50a9d18d71.exe
868
1932	patch.exe
1932	patch.exe
1932	patch.exe
1932	patch.exe
1932	patch.exe
2492	csrss.exe

Windows security modification 2 TTPs 7 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

6779d89b7a368f4f3f340b50a9d18d71.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\6779d89b7a368f4f3f340b50a9d18d71.exe = "0"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	6779d89b7a368f4f3f340b50a9d18d71.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

6779d89b7a368f4f3f340b50a9d18d71.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	6779d89b7a368f4f3f340b50a9d18d71.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
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

Processes:

6779d89b7a368f4f3f340b50a9d18d71.exe

description ioc process

File opened (read-only) \??\VBoxMiniRdrDN 6779d89b7a368f4f3f340b50a9d18d71.exe

description	ioc	process
File opened (read-only)	\??\VBoxMiniRdrDN	6779d89b7a368f4f3f340b50a9d18d71.exe

Drops file in Windows directory 3 IoCs

Processes:

6779d89b7a368f4f3f340b50a9d18d71.exemakecab.exe

description	ioc	process
File opened for modification	C:\Windows\rss	6779d89b7a368f4f3f340b50a9d18d71.exe
File created	C:\Windows\rss\csrss.exe	6779d89b7a368f4f3f340b50a9d18d71.exe
File created	C:\Windows\Logs\CBS\CbsPersist_20240425024857.cab	makecab.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

Processes:

schtasks.exe

pid process

2008 schtasks.exe

pid	process
2008	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

6779d89b7a368f4f3f340b50a9d18d71.execsrss.exenetsh.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\dhcpqec.dll,-102 = "Microsoft Corporation"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\tsgqec.dll,-102 = "1.0"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-552 = "North Asia Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\napipsec.dll,-2 = "Provides IPsec based enforcement for Network Access Protection"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\napipsec.dll,-4 = "1.0"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\tsgqec.dll,-100 = "RD Gateway Quarantine Enforcement Client"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\dhcpqec.dll,-101 = "Provides DHCP based enforcement for NAP"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-22 = "Cape Verde Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-581 = "North Asia East Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-471 = "Ekaterinburg Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe

Modifies system certificate store 2 TTPs 10 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

Processes:

patch.execsrss.exe

description	ioc	process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4\Blob = 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	patch.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	patch.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	patch.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4	patch.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4\Blob = 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	patch.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4\Blob = 0f00000001000000200000004b4eb4b074298b828b5c003095a10b4523fb951c0c88348b09c53e5baba408a3030000000100000014000000df3c24f9bfd666761b268073fe06d1cc8d4f82a42000000001000000920300003082038e30820276a0030201020210033af1e6a711a9a0bb2864b11d09fae5300d06092a864886f70d01010b05003061310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d3120301e06035504031317446967694365727420476c6f62616c20526f6f74204732301e170d3133303830313132303030305a170d3338303131353132303030305a3061310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d3120301e06035504031317446967694365727420476c6f62616c20526f6f7420473230820122300d06092a864886f70d01010105000382010f003082010a0282010100bb37cd34dc7b6bc9b26890ad4a75ff46ba210a088df51954c9fb88dbf3aef23a89913c7ae6ab061a6bcfac2de85e092444ba629a7ed6a3a87ee054752005ac50b79c631a6c30dcda1f19b1d71edefdd7e0cb948337aeec1f434edd7b2cd2bd2ea52fe4a9b8ad3ad499a4b625e99b6b00609260ff4f214918f76790ab61069c8ff2bae9b4e992326bb5f357e85d1bcd8c1dab95049549f3352d96e3496ddd77e3fb494bb4ac5507a98f95b3b423bb4c6d45f0f6a9b29530b4fd4c558c274a57147c829dcd7392d3164a060c8c50d18f1e09be17a1e621cafd83e510bc83a50ac46728f67314143d4676c387148921344daf0f450ca649a1babb9cc5b1338329850203010001a3423040300f0603551d130101ff040530030101ff300e0603551d0f0101ff040403020186301d0603551d0e041604144e2254201895e6e36ee60ffafab912ed06178f39300d06092a864886f70d01010b05000382010100606728946f0e4863eb31ddea6718d5897d3cc58b4a7fe9bedb2b17dfb05f73772a3213398167428423f2456735ec88bff88fb0610c34a4ae204c84c6dbf835e176d9dfa642bbc74408867f3674245ada6c0d145935bdf249ddb61fc9b30d472a3d992fbb5cbbb5d420e1995f534615db689bf0f330d53e31e28d849ee38adada963e3513a55ff0f970507047411157194ec08fae06c49513172f1b259f75f2b18e99a16f13b14171fe882ac84f102055d7f31445e5e044f4ea879532930efe5346fa2c9dff8b22b94bd90945a4dea4b89a58dd1b7d529f8e59438881a49e26d56faddd0dc6377ded03921be5775f76ee3c8dc45d565ba2d9666eb33537e532b6	patch.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4\Blob = 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	patch.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	patch.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4	csrss.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4\Blob = 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	csrss.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

6779d89b7a368f4f3f340b50a9d18d71.exe6779d89b7a368f4f3f340b50a9d18d71.exeinjector.exe

pid	process
2820	6779d89b7a368f4f3f340b50a9d18d71.exe
2676	6779d89b7a368f4f3f340b50a9d18d71.exe
2676	6779d89b7a368f4f3f340b50a9d18d71.exe
2676	6779d89b7a368f4f3f340b50a9d18d71.exe
2676	6779d89b7a368f4f3f340b50a9d18d71.exe
2676	6779d89b7a368f4f3f340b50a9d18d71.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe
1580	injector.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

6779d89b7a368f4f3f340b50a9d18d71.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	2820	6779d89b7a368f4f3f340b50a9d18d71.exe
Token: SeImpersonatePrivilege	2820	6779d89b7a368f4f3f340b50a9d18d71.exe
Token: SeSystemEnvironmentPrivilege	2492	csrss.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

6779d89b7a368f4f3f340b50a9d18d71.execmd.execsrss.exe

description	pid	process	target process
PID 2676 wrote to memory of 2604	2676	6779d89b7a368f4f3f340b50a9d18d71.exe	cmd.exe
PID 2676 wrote to memory of 2604	2676	6779d89b7a368f4f3f340b50a9d18d71.exe	cmd.exe
PID 2676 wrote to memory of 2604	2676	6779d89b7a368f4f3f340b50a9d18d71.exe	cmd.exe
PID 2676 wrote to memory of 2604	2676	6779d89b7a368f4f3f340b50a9d18d71.exe	cmd.exe
PID 2604 wrote to memory of 2780	2604	cmd.exe	netsh.exe
PID 2604 wrote to memory of 2780	2604	cmd.exe	netsh.exe
PID 2604 wrote to memory of 2780	2604	cmd.exe	netsh.exe
PID 2676 wrote to memory of 2492	2676	6779d89b7a368f4f3f340b50a9d18d71.exe	csrss.exe
PID 2676 wrote to memory of 2492	2676	6779d89b7a368f4f3f340b50a9d18d71.exe	csrss.exe
PID 2676 wrote to memory of 2492	2676	6779d89b7a368f4f3f340b50a9d18d71.exe	csrss.exe
PID 2676 wrote to memory of 2492	2676	6779d89b7a368f4f3f340b50a9d18d71.exe	csrss.exe
PID 2492 wrote to memory of 1580	2492	csrss.exe	injector.exe
PID 2492 wrote to memory of 1580	2492	csrss.exe	injector.exe
PID 2492 wrote to memory of 1580	2492	csrss.exe	injector.exe
PID 2492 wrote to memory of 1580	2492	csrss.exe	injector.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\6779d89b7a368f4f3f340b50a9d18d71.exe
"C:\Users\Admin\AppData\Local\Temp\6779d89b7a368f4f3f340b50a9d18d71.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2820

C:\Users\Admin\AppData\Local\Temp\6779d89b7a368f4f3f340b50a9d18d71.exe
"C:\Users\Admin\AppData\Local\Temp\6779d89b7a368f4f3f340b50a9d18d71.exe"
2⤵
- Windows security bypass
- Loads dropped DLL
- Windows security modification
- 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:2676

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:2604

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
- Modifies data under HKEY_USERS
PID:2780

C:\Windows\rss\csrss.exe
C:\Windows\rss\csrss.exe
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2492

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:2008

C:\Windows\system32\schtasks.exe
schtasks /delete /tn ScheduledUpdate /f
4⤵
PID:2764

C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
"C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"
4⤵
- Executes dropped EXE
- Loads dropped DLL
- Modifies system certificate store
PID:1932

C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll
4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:1580

C:\Windows\system32\makecab.exe
"C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20240425024857.log C:\Windows\Logs\CBS\CbsPersist_20240425024857.cab
1⤵
- Drops file in Windows directory
PID:2724

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Impair Defenses

3

T1562

Disable or Modify Tools

2

T1562.001

Disable or Modify System Firewall

1

T1562.004

Modify Registry

4

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar2FAD.tmp
Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

Download Submit
C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
Filesize
281KB

MD5
d98e33b66343e7c96158444127a117f6

SHA1
bb716c5509a2bf345c6c1152f6e3e1452d39d50d

SHA256
5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1

SHA512
705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5

Download Submit
C:\Users\Admin\AppData\Local\Temp\ntkrnlmp.exe
Filesize
5.3MB

MD5
1afff8d5352aecef2ecd47ffa02d7f7d

SHA1
8b115b84efdb3a1b87f750d35822b2609e665bef

SHA256
c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1

SHA512
e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb

Download Submit
\Users\Admin\AppData\Local\Temp\csrss\patch.exe
Filesize
1.7MB

MD5
13aaafe14eb60d6a718230e82c671d57

SHA1
e039dd924d12f264521b8e689426fb7ca95a0a7b

SHA256
f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3

SHA512
ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3

Download Submit
\Users\Admin\AppData\Local\Temp\dbghelp.dll
Filesize
1.5MB

MD5
f0616fa8bc54ece07e3107057f74e4db

SHA1
b33995c4f9a004b7d806c4bb36040ee844781fca

SHA256
6e58fcf4d763022b1f79a3c448eb2ebd8ad1c15df3acf58416893f1cbc699026

SHA512
15242e3f5652d7f1d0e31cebadfe2f238ca3222f0e927eb7feb644ab2b3d33132cf2316ee5089324f20f72f1650ad5bb8dd82b96518386ce5b319fb5ceb8313c

Download Submit
\Users\Admin\AppData\Local\Temp\symsrv.dll
Filesize
163KB

MD5
5c399d34d8dc01741269ff1f1aca7554

SHA1
e0ceed500d3cef5558f3f55d33ba9c3a709e8f55

SHA256
e11e0f7804bfc485b19103a940be3d382f31c1378caca0c63076e27797d7553f

SHA512
8ff9d38b22d73c595cc417427b59f5ca8e1fb7b47a2fa6aef25322bf6e614d6b71339a752d779bd736b4c1057239100ac8cc62629fd5d6556785a69bcdc3d73d

Download Submit
\Windows\rss\csrss.exe
Filesize
4.1MB

MD5
c13b18a6553b1b79a3704791b0e39525

SHA1
72101789d2e3cf68f967e25cd13920bc6d53c3bf

SHA256
eef41ea97b49fd4d4e734808ee3c46b011521d01eb753b8e4d646c18569768cc

SHA512
af344c32b80933693889b89727887ff895bd0d4f8c1556fb1a4bbce85efe6f53bf76b57c661ee10759de70df51e77bf103c76632be28b4c75d1a9d922ea0f610

Download Submit
memory/1932-41-0x0000000140000000-0x00000001405E8000-memory.dmp

Filesize
5.9MB

Download
memory/1932-25-0x0000000140000000-0x00000001405E8000-memory.dmp

Filesize
5.9MB

Download
memory/2492-119-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-121-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-132-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-131-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-18-0x00000000045B0000-0x00000000049A8000-memory.dmp

Filesize
4.0MB

Download
memory/2492-16-0x00000000045B0000-0x00000000049A8000-memory.dmp

Filesize
4.0MB

Download
memory/2492-130-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-129-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-128-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-127-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-126-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-125-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-124-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-100-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-101-0x00000000045B0000-0x00000000049A8000-memory.dmp

Filesize
4.0MB

Download
memory/2492-102-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-103-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-104-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-105-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-106-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-107-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-108-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-109-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-110-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-111-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-112-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-113-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-117-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-118-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-123-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-120-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2492-19-0x0000000006100000-0x00000000069EB000-memory.dmp

Filesize
8.9MB

Download
memory/2492-122-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2676-3-0x0000000004620000-0x0000000004A18000-memory.dmp

Filesize
4.0MB

Download
memory/2676-5-0x0000000004620000-0x0000000004A18000-memory.dmp

Filesize
4.0MB

Download
memory/2676-6-0x0000000006250000-0x0000000006B3B000-memory.dmp

Filesize
8.9MB

Download
memory/2676-20-0x0000000004620000-0x0000000004A18000-memory.dmp

Filesize
4.0MB

Download
memory/2676-17-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2820-0-0x0000000004490000-0x0000000004888000-memory.dmp

Filesize
4.0MB

Download
memory/2820-2-0x0000000005FD0000-0x00000000068BB000-memory.dmp

Filesize
8.9MB

Download
memory/2820-1-0x0000000004490000-0x0000000004888000-memory.dmp

Filesize
4.0MB

Download
memory/2820-4-0x0000000000400000-0x0000000004415000-memory.dmp

Filesize
64.1MB

Download
memory/2820-7-0x0000000004490000-0x0000000004888000-memory.dmp

Filesize
4.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads