djvu | 3e4676b65c821a9509ba52b43e12248a75cc8f68b212d9852786cc6424003d60

Analysis

max time kernel
56s
max time network
106s
platform
windows7_x64
resource
win7v20210408
submitted
10/06/2021, 13:07

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General

Target
6b7829cb6f27c9382e48822f36ce2b03.exe
Size 859KB
Sample210610-e44hxmegjs
SHA256 3e4676b65c821a9509ba52b43e12248a75cc8f68b212d9852786cc6424003d60
MD5 6b7829cb6f27c9382e48822f36ce2b03
SHA1 190cd052a6de77dfa081172a7917dde892632d97
SHA512 3a1f2edd75ed62939cfe4a3becef1cf844fbd9e04786e007f13688812dd8f292561b2092153f1ab19d46fa1a20163805184ddbdea9dda8dbc23963525362909b
MD5 SHA1 SHA512

Score

10^/10

djvu vidar 517 discovery evasion persistence ransomware spyware stealer

Malware Config

Extracted

Family

vidar

Version

39.3

Botnet

https://bandakere.tumblr.com

Attributes

profile_id
517

Signatures

Deletes Windows Defender Definitions 2 TTPs 1 IoCs

Uses mpcmdrun utility to delete all AV definitions.

evasion

Impair Defenses

T1562

Command-Line Interface

T1059

pid	Process
1760	mpcmdrun.exe

Djvu Ransomware
Ransomware which is a variant of the STOP family.
ransomware djvu
Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar

Vidar Stealer 4 IoCs

stealer

resource	yara_rule
behavioral1/memory/1308-160-0x00000000004680AD-mapping.dmp	family_vidar
behavioral1/memory/1308-159-0x0000000000400000-0x000000000049B000-memory.dmp	family_vidar
behavioral1/memory/1804-165-0x0000000000220000-0x00000000002B8000-memory.dmp	family_vidar
behavioral1/memory/1308-166-0x0000000000400000-0x000000000049B000-memory.dmp	family_vidar

Disables Task Manager via registry modification
evasion
Downloads MZ/PE file

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	updatewin2.exe

Executes dropped EXE 5 IoCs

pid	Process
1008	updatewin1.exe
968	updatewin1.exe
836	updatewin2.exe
1804	5.exe
1308	5.exe

Loads dropped DLL 16 IoCs

pid	Process
240	6b7829cb6f27c9382e48822f36ce2b03.exe
1008	updatewin1.exe
1008	updatewin1.exe
1008	updatewin1.exe
1008	updatewin1.exe
1008	updatewin1.exe
968	updatewin1.exe
968	updatewin1.exe
968	updatewin1.exe
240	6b7829cb6f27c9382e48822f36ce2b03.exe
240	6b7829cb6f27c9382e48822f36ce2b03.exe
240	6b7829cb6f27c9382e48822f36ce2b03.exe
1308	5.exe
1308	5.exe
1308	5.exe
1308	5.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
532	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-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\4bdd9e8a-d85c-4e1d-b905-c4b18431cc43\\6b7829cb6f27c9382e48822f36ce2b03.exe\" --AutoStart"	6b7829cb6f27c9382e48822f36ce2b03.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 3 IoCs

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

flow	ioc
4	api.2ip.ua
5	api.2ip.ua
13	api.2ip.ua

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1776 set thread context of 1956	1776	6b7829cb6f27c9382e48822f36ce2b03.exe	29
PID 328 set thread context of 240	328	6b7829cb6f27c9382e48822f36ce2b03.exe	34
PID 1804 set thread context of 1308	1804	5.exe	49

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	5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	5.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1608	timeout.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
1352	taskkill.exe

Modifies system certificate store 2 TTPs 5 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	6b7829cb6f27c9382e48822f36ce2b03.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	6b7829cb6f27c9382e48822f36ce2b03.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	6b7829cb6f27c9382e48822f36ce2b03.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	6b7829cb6f27c9382e48822f36ce2b03.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	6b7829cb6f27c9382e48822f36ce2b03.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
1956	6b7829cb6f27c9382e48822f36ce2b03.exe
1956	6b7829cb6f27c9382e48822f36ce2b03.exe
240	6b7829cb6f27c9382e48822f36ce2b03.exe
240	6b7829cb6f27c9382e48822f36ce2b03.exe
1716	powershell.exe
1716	powershell.exe
1716	powershell.exe
544	powershell.exe
544	powershell.exe
1868	powershell.exe
1308	5.exe
1308	5.exe
1308	5.exe
1308	5.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1716	powershell.exe
Token: SeDebugPrivilege	544	powershell.exe
Token: SeDebugPrivilege	1868	powershell.exe
Token: SeDebugPrivilege	1352	taskkill.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1776 wrote to memory of 1956	1776	6b7829cb6f27c9382e48822f36ce2b03.exe	29
PID 1776 wrote to memory of 1956	1776	6b7829cb6f27c9382e48822f36ce2b03.exe	29
PID 1776 wrote to memory of 1956	1776	6b7829cb6f27c9382e48822f36ce2b03.exe	29
PID 1776 wrote to memory of 1956	1776	6b7829cb6f27c9382e48822f36ce2b03.exe	29
PID 1776 wrote to memory of 1956	1776	6b7829cb6f27c9382e48822f36ce2b03.exe	29
PID 1776 wrote to memory of 1956	1776	6b7829cb6f27c9382e48822f36ce2b03.exe	29
PID 1776 wrote to memory of 1956	1776	6b7829cb6f27c9382e48822f36ce2b03.exe	29
PID 1776 wrote to memory of 1956	1776	6b7829cb6f27c9382e48822f36ce2b03.exe	29
PID 1776 wrote to memory of 1956	1776	6b7829cb6f27c9382e48822f36ce2b03.exe	29
PID 1776 wrote to memory of 1956	1776	6b7829cb6f27c9382e48822f36ce2b03.exe	29
PID 1776 wrote to memory of 1956	1776	6b7829cb6f27c9382e48822f36ce2b03.exe	29
PID 1956 wrote to memory of 532	1956	6b7829cb6f27c9382e48822f36ce2b03.exe	32
PID 1956 wrote to memory of 532	1956	6b7829cb6f27c9382e48822f36ce2b03.exe	32
PID 1956 wrote to memory of 532	1956	6b7829cb6f27c9382e48822f36ce2b03.exe	32
PID 1956 wrote to memory of 532	1956	6b7829cb6f27c9382e48822f36ce2b03.exe	32
PID 1956 wrote to memory of 328	1956	6b7829cb6f27c9382e48822f36ce2b03.exe	33
PID 1956 wrote to memory of 328	1956	6b7829cb6f27c9382e48822f36ce2b03.exe	33
PID 1956 wrote to memory of 328	1956	6b7829cb6f27c9382e48822f36ce2b03.exe	33
PID 1956 wrote to memory of 328	1956	6b7829cb6f27c9382e48822f36ce2b03.exe	33
PID 328 wrote to memory of 240	328	6b7829cb6f27c9382e48822f36ce2b03.exe	34
PID 328 wrote to memory of 240	328	6b7829cb6f27c9382e48822f36ce2b03.exe	34
PID 328 wrote to memory of 240	328	6b7829cb6f27c9382e48822f36ce2b03.exe	34
PID 328 wrote to memory of 240	328	6b7829cb6f27c9382e48822f36ce2b03.exe	34
PID 328 wrote to memory of 240	328	6b7829cb6f27c9382e48822f36ce2b03.exe	34
PID 328 wrote to memory of 240	328	6b7829cb6f27c9382e48822f36ce2b03.exe	34
PID 328 wrote to memory of 240	328	6b7829cb6f27c9382e48822f36ce2b03.exe	34
PID 328 wrote to memory of 240	328	6b7829cb6f27c9382e48822f36ce2b03.exe	34
PID 328 wrote to memory of 240	328	6b7829cb6f27c9382e48822f36ce2b03.exe	34
PID 328 wrote to memory of 240	328	6b7829cb6f27c9382e48822f36ce2b03.exe	34
PID 328 wrote to memory of 240	328	6b7829cb6f27c9382e48822f36ce2b03.exe	34
PID 240 wrote to memory of 1008	240	6b7829cb6f27c9382e48822f36ce2b03.exe	36
PID 240 wrote to memory of 1008	240	6b7829cb6f27c9382e48822f36ce2b03.exe	36
PID 240 wrote to memory of 1008	240	6b7829cb6f27c9382e48822f36ce2b03.exe	36
PID 240 wrote to memory of 1008	240	6b7829cb6f27c9382e48822f36ce2b03.exe	36
PID 240 wrote to memory of 1008	240	6b7829cb6f27c9382e48822f36ce2b03.exe	36
PID 240 wrote to memory of 1008	240	6b7829cb6f27c9382e48822f36ce2b03.exe	36
PID 240 wrote to memory of 1008	240	6b7829cb6f27c9382e48822f36ce2b03.exe	36
PID 1008 wrote to memory of 968	1008	updatewin1.exe	37
PID 1008 wrote to memory of 968	1008	updatewin1.exe	37
PID 1008 wrote to memory of 968	1008	updatewin1.exe	37
PID 1008 wrote to memory of 968	1008	updatewin1.exe	37
PID 1008 wrote to memory of 968	1008	updatewin1.exe	37
PID 1008 wrote to memory of 968	1008	updatewin1.exe	37
PID 1008 wrote to memory of 968	1008	updatewin1.exe	37
PID 968 wrote to memory of 1716	968	updatewin1.exe	38
PID 968 wrote to memory of 1716	968	updatewin1.exe	38
PID 968 wrote to memory of 1716	968	updatewin1.exe	38
PID 968 wrote to memory of 1716	968	updatewin1.exe	38
PID 968 wrote to memory of 1716	968	updatewin1.exe	38
PID 968 wrote to memory of 1716	968	updatewin1.exe	38
PID 968 wrote to memory of 1716	968	updatewin1.exe	38
PID 240 wrote to memory of 836	240	6b7829cb6f27c9382e48822f36ce2b03.exe	40
PID 240 wrote to memory of 836	240	6b7829cb6f27c9382e48822f36ce2b03.exe	40
PID 240 wrote to memory of 836	240	6b7829cb6f27c9382e48822f36ce2b03.exe	40
PID 240 wrote to memory of 836	240	6b7829cb6f27c9382e48822f36ce2b03.exe	40
PID 240 wrote to memory of 836	240	6b7829cb6f27c9382e48822f36ce2b03.exe	40
PID 240 wrote to memory of 836	240	6b7829cb6f27c9382e48822f36ce2b03.exe	40
PID 240 wrote to memory of 836	240	6b7829cb6f27c9382e48822f36ce2b03.exe	40
PID 240 wrote to memory of 1804	240	6b7829cb6f27c9382e48822f36ce2b03.exe	41
PID 240 wrote to memory of 1804	240	6b7829cb6f27c9382e48822f36ce2b03.exe	41
PID 240 wrote to memory of 1804	240	6b7829cb6f27c9382e48822f36ce2b03.exe	41
PID 240 wrote to memory of 1804	240	6b7829cb6f27c9382e48822f36ce2b03.exe	41
PID 968 wrote to memory of 544	968	updatewin1.exe	42
PID 968 wrote to memory of 544	968	updatewin1.exe	42

C:\Users\Admin\AppData\Local\Temp\6b7829cb6f27c9382e48822f36ce2b03.exe
"C:\Users\Admin\AppData\Local\Temp\6b7829cb6f27c9382e48822f36ce2b03.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1776
- C:\Users\Admin\AppData\Local\Temp\6b7829cb6f27c9382e48822f36ce2b03.exe
  "C:\Users\Admin\AppData\Local\Temp\6b7829cb6f27c9382e48822f36ce2b03.exe"
  2⤵
  - Adds Run key to start application
  - Modifies system certificate store
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1956
- - C:\Windows\SysWOW64\icacls.exe
    icacls "C:\Users\Admin\AppData\Local\4bdd9e8a-d85c-4e1d-b905-c4b18431cc43" /deny *S-1-1-0:(OI)(CI)(DE,DC)
    3⤵
    - Modifies file permissions
    PID:532
- - C:\Users\Admin\AppData\Local\Temp\6b7829cb6f27c9382e48822f36ce2b03.exe
    "C:\Users\Admin\AppData\Local\Temp\6b7829cb6f27c9382e48822f36ce2b03.exe" --Admin IsNotAutoStart IsNotTask
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:328
  - - C:\Users\Admin\AppData\Local\Temp\6b7829cb6f27c9382e48822f36ce2b03.exe
      "C:\Users\Admin\AppData\Local\Temp\6b7829cb6f27c9382e48822f36ce2b03.exe" --Admin IsNotAutoStart IsNotTask
      4⤵
      Loads dropped DLL
      Modifies system certificate store
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:240
    - - C:\Users\Admin\AppData\Local\c29bddb2-c5fe-46f4-b53b-7a976ada0d28\updatewin1.exe
        
        "C:\Users\Admin\AppData\Local\c29bddb2-c5fe-46f4-b53b-7a976ada0d28\updatewin1.exe"
        5⤵
        Executes dropped EXE
        Loads dropped DLL
        Suspicious use of WriteProcessMemory
        
        PID:1008
      - C:\Users\Admin\AppData\Local\c29bddb2-c5fe-46f4-b53b-7a976ada0d28\updatewin1.exe
        
        "C:\Users\Admin\AppData\Local\c29bddb2-c5fe-46f4-b53b-7a976ada0d28\updatewin1.exe" --Admin
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        Suspicious use of WriteProcessMemory
        
        PID:968
        
        C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -Command Set-ExecutionPolicy -Scope CurrentUser RemoteSigned
        7⤵
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:1716
        
        C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -NoProfile -ExecutionPolicy Bypass -Command "& {Start-Process PowerShell -ArgumentList '-NoProfile -ExecutionPolicy Bypass -File ""C:\Users\Admin\AppData\Local\script.ps1""' -Verb RunAs}"
        7⤵
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:544
        
        C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -ExecutionPolicy Bypass -File "C:\Users\Admin\AppData\Local\script.ps1
        8⤵
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:1868
        
        C:\Program Files\Windows Defender\mpcmdrun.exe
        
        "C:\Program Files\Windows Defender\mpcmdrun.exe" -removedefinitions -all
        7⤵
        Deletes Windows Defender Definitions
        
        PID:1760
        
        C:\Windows\SysWOW64\cmd.exe
        
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\delself.bat""
        7⤵
        
        PID:1296
    - - C:\Users\Admin\AppData\Local\c29bddb2-c5fe-46f4-b53b-7a976ada0d28\updatewin2.exe
        
        "C:\Users\Admin\AppData\Local\c29bddb2-c5fe-46f4-b53b-7a976ada0d28\updatewin2.exe"
        5⤵
        Drops file in Drivers directory
        Executes dropped EXE
        
        PID:836
    - - C:\Users\Admin\AppData\Local\c29bddb2-c5fe-46f4-b53b-7a976ada0d28\5.exe
        
        "C:\Users\Admin\AppData\Local\c29bddb2-c5fe-46f4-b53b-7a976ada0d28\5.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        
        PID:1804
      - C:\Users\Admin\AppData\Local\c29bddb2-c5fe-46f4-b53b-7a976ada0d28\5.exe
        
        "C:\Users\Admin\AppData\Local\c29bddb2-c5fe-46f4-b53b-7a976ada0d28\5.exe"
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        Checks processor information in registry
        Suspicious behavior: EnumeratesProcesses
        
        PID:1308
        
        C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /c taskkill /im 5.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\c29bddb2-c5fe-46f4-b53b-7a976ada0d28\5.exe" & del C:\ProgramData\*.dll & exit
        7⤵
        
        PID:1716
        
        C:\Windows\SysWOW64\taskkill.exe
        
        taskkill /im 5.exe /f
        8⤵
        Kills process with taskkill
        Suspicious use of AdjustPrivilegeToken
        
        PID:1352
        
        C:\Windows\SysWOW64\timeout.exe
        
        timeout /t 6
        8⤵
        Delays execution with timeout.exe
        
        PID:1608

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Command-Line Interface

T1059

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

File and Directory Permissions Modification

T1222

Impair Defenses

T1562

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/240-71-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/544-138-0x0000000005520000-0x0000000005521000-memory.dmp

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memory/544-133-0x00000000025B0000-0x00000000025B1000-memory.dmp

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memory/544-134-0x0000000004B00000-0x0000000004B01000-memory.dmp

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memory/544-135-0x0000000001F80000-0x0000000002BCA000-memory.dmp

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memory/544-136-0x0000000002860000-0x0000000002861000-memory.dmp

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memory/544-146-0x0000000005920000-0x0000000005921000-memory.dmp

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memory/836-106-0x0000000000400000-0x000000000044D000-memory.dmp

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memory/968-97-0x0000000000400000-0x000000000044D000-memory.dmp

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memory/1008-96-0x0000000000400000-0x000000000044D000-memory.dmp

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memory/1308-166-0x0000000000400000-0x000000000049B000-memory.dmp

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memory/1308-159-0x0000000000400000-0x000000000049B000-memory.dmp

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memory/1716-101-0x0000000002210000-0x0000000002211000-memory.dmp

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memory/1716-129-0x0000000006360000-0x0000000006361000-memory.dmp

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memory/1716-99-0x0000000000AB0000-0x0000000000AB1000-memory.dmp

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memory/1716-121-0x000000007EF30000-0x000000007EF31000-memory.dmp

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memory/1716-120-0x00000000057D0000-0x00000000057D1000-memory.dmp

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memory/1716-104-0x00000000048F0000-0x00000000048F1000-memory.dmp

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memory/1716-122-0x00000000062D0000-0x00000000062D1000-memory.dmp

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memory/1716-115-0x0000000005770000-0x0000000005771000-memory.dmp

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memory/1716-105-0x0000000002212000-0x0000000002213000-memory.dmp

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memory/1716-107-0x0000000002630000-0x0000000002631000-memory.dmp

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memory/1716-108-0x0000000005360000-0x0000000005361000-memory.dmp

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memory/1776-61-0x0000000001DC0000-0x0000000001EDB000-memory.dmp

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memory/1804-165-0x0000000000220000-0x00000000002B8000-memory.dmp

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memory/1868-154-0x0000000004A20000-0x0000000004A21000-memory.dmp

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memory/1868-150-0x0000000002550000-0x0000000002551000-memory.dmp

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memory/1868-185-0x00000000065F0000-0x00000000065F1000-memory.dmp

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memory/1868-184-0x00000000065E0000-0x00000000065E1000-memory.dmp

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memory/1868-172-0x0000000006530000-0x0000000006531000-memory.dmp

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memory/1868-155-0x0000000004A22000-0x0000000004A23000-memory.dmp

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memory/1868-169-0x0000000005960000-0x0000000005961000-memory.dmp

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memory/1868-186-0x000000007EF20000-0x000000007EF21000-memory.dmp

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memory/1868-156-0x0000000005520000-0x0000000005521000-memory.dmp

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memory/1868-153-0x00000000048B0000-0x00000000048B1000-memory.dmp

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memory/1956-63-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/1956-62-0x0000000075C31000-0x0000000075C33000-memory.dmp

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memory/1956-59-0x0000000000400000-0x0000000000537000-memory.dmp

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