masslogger | 6938bb5b3bd1c8666fef0c03e06d654752a1678888eab3946d7d46afa5f4be80

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
16/06/2024, 01:54

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General

Target
b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Size 836KB
Sample240616-cbjapaycrp
SHA256 6938bb5b3bd1c8666fef0c03e06d654752a1678888eab3946d7d46afa5f4be80
MD5 b1333fc270e4378a88de9c016c0912e9
SHA1 3cc2d548b5c6812b6b7322a64dfbce31bdcb35cc
SHA512 77e84e6538614c4966ce533d59adc0b17e46c54298b1e57e49b476b268d249f49a8bf1b1a9a0a618b2782f7ad6c483178dc6a7b1a69eed6c5fdc8d1526996a5c
SSDEEP 12288:CyuHS2AlG6ollMcsVeuSrMUtSEY1UDLN64zSkK0RVmvXTzPo4dNDX+ZxBt6oLr57:Z0Lca5tSB1U9MkzLmfTc69Xix3JeQ
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

masslogger collection spyware stealer

Malware Config

Signatures

MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
stealer spyware masslogger

MassLogger Main payload 1 IoCs

resource	yara_rule
behavioral2/memory/2204-18-0x0000000000400000-0x000000000049A000-memory.dmp	family_masslogger

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Control Panel\International\Geo\Nation	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Control Panel\International\Geo\Nation	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.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
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 42 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key queried	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key queried	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key queried	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key queried	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key queried	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key queried	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key queried	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key queried	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key queried	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key queried	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key queried	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key queried	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key queried	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key queried	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe

Looks up external IP address via web service 1 IoCs

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

flow	ioc
26	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 768 set thread context of 2204	768	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe	90

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

System Information Discovery
T1082

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
4480	schtasks.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2204	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
768	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
2204	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
2204	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	768	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
Token: SeDebugPrivilege	2204	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2204	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 768 wrote to memory of 4480	768	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe	88
PID 768 wrote to memory of 4480	768	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe	88
PID 768 wrote to memory of 4480	768	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe	88
PID 768 wrote to memory of 2204	768	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe	90
PID 768 wrote to memory of 2204	768	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe	90
PID 768 wrote to memory of 2204	768	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe	90
PID 768 wrote to memory of 2204	768	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe	90
PID 768 wrote to memory of 2204	768	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe	90
PID 768 wrote to memory of 2204	768	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe	90
PID 768 wrote to memory of 2204	768	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe	90
PID 768 wrote to memory of 2204	768	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe	90

outlook_office_path 1 IoCs

description	ioc	Process
Key queried	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key queried	\REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:768
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rnKocwrjlkORb" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFE46.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:4480
- C:\Users\Admin\AppData\Local\Temp\b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\b1333fc270e4378a88de9c016c0912e9_JaffaCakes118.exe"
  2⤵
  - Checks computer location settings
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:2204

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

tmpFE46.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmpFE46.tmp
Size 1KB
SHA256 6233ea550db3deccc38b470cfd22a20c5732e1e0352ec9af06929ed1ce607cd8
MD5 19f8724647262952fa3375408a0ef854
SHA1 1af0959e4751ba30ec1670482f06881023d173d9
SHA512 4f13870e6c73bcf0b83fea426593ae855b7f60fbf090d55a236fbfead56a2a4cf37c3f1b850b4f6f8b92288642273044fb8479d9079f3e81a919d71cce17d103
MD5 SHA1 SHA512

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memory/768-12-0x00000000061F0000-0x000000000628C000-memory.dmp

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memory/768-6-0x0000000074DA0000-0x0000000075550000-memory.dmp

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memory/768-3-0x0000000005650000-0x0000000005BF4000-memory.dmp

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memory/768-4-0x00000000050A0000-0x0000000005132000-memory.dmp

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memory/768-5-0x0000000004FC0000-0x0000000004FCA000-memory.dmp

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memory/768-7-0x00000000051F0000-0x0000000005246000-memory.dmp

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memory/768-0-0x0000000074DAE000-0x0000000074DAF000-memory.dmp

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memory/768-8-0x0000000004FE0000-0x0000000004FEA000-memory.dmp

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memory/768-9-0x0000000074DAE000-0x0000000074DAF000-memory.dmp

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memory/768-10-0x0000000074DA0000-0x0000000075550000-memory.dmp

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memory/768-2-0x0000000005000000-0x000000000509C000-memory.dmp

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memory/768-11-0x0000000006140000-0x00000000061F8000-memory.dmp

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memory/768-1-0x0000000000540000-0x0000000000618000-memory.dmp

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memory/768-23-0x0000000074DA0000-0x0000000075550000-memory.dmp

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memory/2204-20-0x0000000074DA0000-0x0000000075550000-memory.dmp

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memory/2204-18-0x0000000000400000-0x000000000049A000-memory.dmp

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memory/2204-22-0x0000000074DA0000-0x0000000075550000-memory.dmp

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memory/2204-24-0x0000000005580000-0x00000000055E6000-memory.dmp

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memory/2204-21-0x0000000005400000-0x0000000005444000-memory.dmp

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memory/2204-25-0x0000000074DA0000-0x0000000075550000-memory.dmp

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memory/2204-26-0x0000000074DA0000-0x0000000075550000-memory.dmp

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memory/2204-28-0x0000000007F10000-0x0000000007F60000-memory.dmp

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memory/2204-29-0x0000000007ED0000-0x0000000007EE4000-memory.dmp

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memory/2204-40-0x0000000074DA0000-0x0000000075550000-memory.dmp

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