djvu | 034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258

Analysis

max time kernel
105s
max time network
160s
platform
windows10_x64
resource
win10v20210408
submitted
13/09/2021, 06:41

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General

Target
034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe
Size 832KB
Sample210913-hfr2aagbbj
SHA256 034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258
MD5 aea7a2bb1c7c064f60fc69c6e2796ed5
SHA1 689d18ae3815c648c5a032421e5630207346ce61
SHA512 304fbc98219c4661ef704b661bbfda15fc6af5096379eb4131993de27c734631f7a40bf6e6bd60e4960d8d28b3503f9965d18ffdac39a150b635a84e09687cfb
MD5 SHA1 SHA512

Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer suricata

Malware Config

Extracted

Family

vidar

Version

40.5

Botnet

https://gheorghip.tumblr.com/

Attributes

profile_id
517

Signatures

Detected Djvu ransomware 8 IoCs

resource	yara_rule
behavioral2/memory/640-114-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/640-115-0x0000000000424141-mapping.dmp	family_djvu
behavioral2/memory/640-117-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/580-116-0x0000000004AE0000-0x0000000004BFB000-memory.dmp	family_djvu
behavioral2/memory/3912-122-0x0000000000424141-mapping.dmp	family_djvu
behavioral2/memory/3912-123-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/1916-130-0x00000000022F0000-0x000000000243A000-memory.dmp	family_djvu
behavioral2/memory/2552-143-0x0000000003250000-0x000000000339A000-memory.dmp	family_djvu

Djvu Ransomware
Ransomware which is a variant of the STOP family.
ransomware djvu
Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata

Vidar Stealer 4 IoCs

stealer

resource	yara_rule
behavioral2/memory/2064-128-0x000000000049EC7D-mapping.dmp	family_vidar
behavioral2/memory/2064-127-0x0000000000400000-0x00000000004D5000-memory.dmp	family_vidar
behavioral2/memory/1916-130-0x00000000022F0000-0x000000000243A000-memory.dmp	family_vidar
behavioral2/memory/2064-131-0x0000000000400000-0x00000000004D5000-memory.dmp	family_vidar

Downloads MZ/PE file

Executes dropped EXE 8 IoCs

pid	Process
1916	build2.exe
2064	build2.exe
2552	build3.exe
3572	build3.exe
3756	mstsca.exe
3088	mstsca.exe
3848	mstsca.exe
412	mstsca.exe

Loads dropped DLL 2 IoCs

pid	Process
2064	build2.exe
2064	build2.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
3932	icacls.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses 2FA software files, possible credential harvesting 2 TTPs
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\2a6d6255-cfb5-43c0-89e0-7a01a86ef868\\034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe\" --AutoStart"	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.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

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
5	api.2ip.ua
6	api.2ip.ua

Suspicious use of SetThreadContext 6 IoCs

description	pid	Process	procid_target
PID 580 set thread context of 640	580	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	68
PID 3164 set thread context of 3912	3164	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	72
PID 1916 set thread context of 2064	1916	build2.exe	76
PID 2552 set thread context of 3572	2552	build3.exe	78
PID 3756 set thread context of 3088	3756	mstsca.exe	90
PID 3848 set thread context of 412	3848	mstsca.exe	95

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	build2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	build2.exe

Creates scheduled task(s) 1 TTPs 2 IoCs

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

persistence

Scheduled Task

T1053

pid	Process
3372	schtasks.exe
2116	schtasks.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
3964	timeout.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
3992	taskkill.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
640	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe
640	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe
3912	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe
3912	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe
2064	build2.exe
2064	build2.exe
2064	build2.exe
2064	build2.exe
2064	build2.exe
2064	build2.exe
2064	build2.exe
2064	build2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3992	taskkill.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 580 wrote to memory of 640	580	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	68
PID 580 wrote to memory of 640	580	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	68
PID 580 wrote to memory of 640	580	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	68
PID 580 wrote to memory of 640	580	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	68
PID 580 wrote to memory of 640	580	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	68
PID 580 wrote to memory of 640	580	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	68
PID 580 wrote to memory of 640	580	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	68
PID 580 wrote to memory of 640	580	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	68
PID 580 wrote to memory of 640	580	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	68
PID 580 wrote to memory of 640	580	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	68
PID 640 wrote to memory of 3932	640	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	69
PID 640 wrote to memory of 3932	640	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	69
PID 640 wrote to memory of 3932	640	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	69
PID 640 wrote to memory of 3164	640	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	70
PID 640 wrote to memory of 3164	640	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	70
PID 640 wrote to memory of 3164	640	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	70
PID 3164 wrote to memory of 3912	3164	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	72
PID 3164 wrote to memory of 3912	3164	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	72
PID 3164 wrote to memory of 3912	3164	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	72
PID 3164 wrote to memory of 3912	3164	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	72
PID 3164 wrote to memory of 3912	3164	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	72
PID 3164 wrote to memory of 3912	3164	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	72
PID 3164 wrote to memory of 3912	3164	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	72
PID 3164 wrote to memory of 3912	3164	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	72
PID 3164 wrote to memory of 3912	3164	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	72
PID 3164 wrote to memory of 3912	3164	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	72
PID 3912 wrote to memory of 1916	3912	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	75
PID 3912 wrote to memory of 1916	3912	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	75
PID 3912 wrote to memory of 1916	3912	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	75
PID 1916 wrote to memory of 2064	1916	build2.exe	76
PID 1916 wrote to memory of 2064	1916	build2.exe	76
PID 1916 wrote to memory of 2064	1916	build2.exe	76
PID 1916 wrote to memory of 2064	1916	build2.exe	76
PID 1916 wrote to memory of 2064	1916	build2.exe	76
PID 1916 wrote to memory of 2064	1916	build2.exe	76
PID 1916 wrote to memory of 2064	1916	build2.exe	76
PID 1916 wrote to memory of 2064	1916	build2.exe	76
PID 3912 wrote to memory of 2552	3912	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	77
PID 3912 wrote to memory of 2552	3912	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	77
PID 3912 wrote to memory of 2552	3912	034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe	77
PID 2552 wrote to memory of 3572	2552	build3.exe	78
PID 2552 wrote to memory of 3572	2552	build3.exe	78
PID 2552 wrote to memory of 3572	2552	build3.exe	78
PID 2552 wrote to memory of 3572	2552	build3.exe	78
PID 2552 wrote to memory of 3572	2552	build3.exe	78
PID 2552 wrote to memory of 3572	2552	build3.exe	78
PID 2552 wrote to memory of 3572	2552	build3.exe	78
PID 2552 wrote to memory of 3572	2552	build3.exe	78
PID 2552 wrote to memory of 3572	2552	build3.exe	78
PID 3572 wrote to memory of 2116	3572	build3.exe	79
PID 3572 wrote to memory of 2116	3572	build3.exe	79
PID 3572 wrote to memory of 2116	3572	build3.exe	79
PID 2064 wrote to memory of 3880	2064	build2.exe	81
PID 2064 wrote to memory of 3880	2064	build2.exe	81
PID 2064 wrote to memory of 3880	2064	build2.exe	81
PID 3880 wrote to memory of 3992	3880	cmd.exe	83
PID 3880 wrote to memory of 3992	3880	cmd.exe	83
PID 3880 wrote to memory of 3992	3880	cmd.exe	83
PID 3880 wrote to memory of 3964	3880	cmd.exe	84
PID 3880 wrote to memory of 3964	3880	cmd.exe	84
PID 3880 wrote to memory of 3964	3880	cmd.exe	84
PID 3756 wrote to memory of 3088	3756	mstsca.exe	90
PID 3756 wrote to memory of 3088	3756	mstsca.exe	90
PID 3756 wrote to memory of 3088	3756	mstsca.exe	90

C:\Users\Admin\AppData\Local\Temp\034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe
"C:\Users\Admin\AppData\Local\Temp\034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:580
- C:\Users\Admin\AppData\Local\Temp\034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe
  "C:\Users\Admin\AppData\Local\Temp\034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe"
  2⤵
  - Adds Run key to start application
  - Modifies system certificate store
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:640
- - C:\Windows\SysWOW64\icacls.exe
    icacls "C:\Users\Admin\AppData\Local\2a6d6255-cfb5-43c0-89e0-7a01a86ef868" /deny *S-1-1-0:(OI)(CI)(DE,DC)
    3⤵
    - Modifies file permissions
    PID:3932
- - C:\Users\Admin\AppData\Local\Temp\034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe
    "C:\Users\Admin\AppData\Local\Temp\034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe" --Admin IsNotAutoStart IsNotTask
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:3164
  - - C:\Users\Admin\AppData\Local\Temp\034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe
      "C:\Users\Admin\AppData\Local\Temp\034614a6797c48197ff2bcd6e539a7c1c0dd46d15de75ee43ca739f6bbf15258.exe" --Admin IsNotAutoStart IsNotTask
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:3912
    - - C:\Users\Admin\AppData\Local\c83353cd-f494-4462-977a-6eb4f0d090b8\build2.exe
        
        "C:\Users\Admin\AppData\Local\c83353cd-f494-4462-977a-6eb4f0d090b8\build2.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:1916
      - C:\Users\Admin\AppData\Local\c83353cd-f494-4462-977a-6eb4f0d090b8\build2.exe
        
        "C:\Users\Admin\AppData\Local\c83353cd-f494-4462-977a-6eb4f0d090b8\build2.exe"
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        Checks processor information in registry
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:2064
        
        C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /c taskkill /im build2.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\c83353cd-f494-4462-977a-6eb4f0d090b8\build2.exe" & del C:\ProgramData\*.dll & exit
        7⤵
        Suspicious use of WriteProcessMemory
        
        PID:3880
        
        C:\Windows\SysWOW64\taskkill.exe
        
        taskkill /im build2.exe /f
        8⤵
        Kills process with taskkill
        Suspicious use of AdjustPrivilegeToken
        
        PID:3992
        
        C:\Windows\SysWOW64\timeout.exe
        
        timeout /t 6
        8⤵
        Delays execution with timeout.exe
        
        PID:3964
    - - C:\Users\Admin\AppData\Local\c83353cd-f494-4462-977a-6eb4f0d090b8\build3.exe
        
        "C:\Users\Admin\AppData\Local\c83353cd-f494-4462-977a-6eb4f0d090b8\build3.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:2552
      - C:\Users\Admin\AppData\Local\c83353cd-f494-4462-977a-6eb4f0d090b8\build3.exe
        
        "C:\Users\Admin\AppData\Local\c83353cd-f494-4462-977a-6eb4f0d090b8\build3.exe"
        6⤵
        Executes dropped EXE
        Suspicious use of WriteProcessMemory
        
        PID:3572
        
        C:\Windows\SysWOW64\schtasks.exe
        
        /C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"
        7⤵
        Creates scheduled task(s)
        
        PID:2116

C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3756
- C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
  2⤵
  - Executes dropped EXE
  PID:3088
- - C:\Windows\SysWOW64\schtasks.exe
    /C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"
    3⤵
    - Creates scheduled task(s)
    PID:3372

C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
PID:3848
- C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
  2⤵
  - Executes dropped EXE
  PID:412

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

File and Directory Permissions Modification

T1222

Install Root Certificate

T1130

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/580-116-0x0000000004AE0000-0x0000000004BFB000-memory.dmp

Download

memory/640-117-0x0000000000400000-0x0000000000537000-memory.dmp

Download

memory/640-114-0x0000000000400000-0x0000000000537000-memory.dmp

Download

memory/1916-130-0x00000000022F0000-0x000000000243A000-memory.dmp

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memory/2064-131-0x0000000000400000-0x00000000004D5000-memory.dmp

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memory/2064-127-0x0000000000400000-0x00000000004D5000-memory.dmp

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memory/2552-143-0x0000000003250000-0x000000000339A000-memory.dmp

Download

memory/3572-135-0x0000000000400000-0x0000000000406000-memory.dmp

Download

memory/3572-144-0x0000000000400000-0x0000000000406000-memory.dmp

Download

memory/3756-162-0x00000000032A0000-0x00000000032A4000-memory.dmp

Download

memory/3912-123-0x0000000000400000-0x0000000000537000-memory.dmp

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