Analysis
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max time kernel
316s -
max time network
313s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
17-07-2024 13:53
Static task
static1
Behavioral task
behavioral1
Sample
WaveInstaller Official.exe
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
WaveInstaller Official.exe
Resource
win10v2004-20240709-en
General
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Target
WaveInstaller Official.exe
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Size
1.5MB
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MD5
c822ab5332b11c9185765b157d0b6e17
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SHA1
7fe909d73a24ddd87171896079cceb8b03663ad4
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SHA256
344700d3141170111a9b77db100f6961cc54a2988d964d34f7e1ca57aa42aa2a
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SHA512
a8612836fb4714b939d03f7fe08391bbc635ca83ab853fc677159e5db6b00f76b9b586bdae9c19d2406d9a2713d1caf614132cb6c14e1dddc6ac45e47f7e5a5d
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SSDEEP
24576:9viinbT3ipyqwPx4x3RyFoBkkAd04wJAAh/jV1gJcPNZI6fntX3HOt2pbs81ind2:EinbT3ipTD0anywJAaD/3U2pb7indT
Malware Config
Signatures
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Downloads MZ/PE file
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Checks computer location settings 2 TTPs 4 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
Bloxstrap.exeWaveInstaller Official.exeWaveBootstrapper.exeWaveWindows.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Control Panel\International\Geo\Nation Bloxstrap.exe Key value queried \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Control Panel\International\Geo\Nation WaveInstaller Official.exe Key value queried \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Control Panel\International\Geo\Nation WaveBootstrapper.exe Key value queried \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Control Panel\International\Geo\Nation WaveWindows.exe -
Executes dropped EXE 4 IoCs
Processes:
WaveBootstrapper.exeWaveWindows.exenode.exeBloxstrap.exepid process 1464 WaveBootstrapper.exe 4100 WaveWindows.exe 4824 node.exe 2868 Bloxstrap.exe -
Checks for any installed AV software in registry 1 TTPs 7 IoCs
Processes:
WaveWindows.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Software\KasperskyLab WaveWindows.exe Key created \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Software\KasperskyLab WaveWindows.exe Key value queried \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\KasperskyLab\LastUsername WaveWindows.exe Key value queried \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\KasperskyLab\Session WaveWindows.exe Key queried \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\KasperskyLab WaveWindows.exe Set value (str) \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\KasperskyLab\LastUsername = "nspe" WaveWindows.exe Set value (str) \REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\KasperskyLab\Session = "Bearer aaa0cd8b-2c2b-405a-889a-7e3ef9cfafe4" WaveWindows.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
WaveWindows.exedescription ioc process File opened (read-only) \??\S: WaveWindows.exe File opened (read-only) \??\V: WaveWindows.exe File opened (read-only) \??\U: WaveWindows.exe File opened (read-only) \??\W: WaveWindows.exe File opened (read-only) \??\Z: WaveWindows.exe File opened (read-only) \??\J: WaveWindows.exe File opened (read-only) \??\K: WaveWindows.exe File opened (read-only) \??\L: WaveWindows.exe File opened (read-only) \??\M: WaveWindows.exe File opened (read-only) \??\P: WaveWindows.exe File opened (read-only) \??\T: WaveWindows.exe File opened (read-only) \??\X: WaveWindows.exe File opened (read-only) \??\Y: WaveWindows.exe File opened (read-only) \??\A: WaveWindows.exe File opened (read-only) \??\E: WaveWindows.exe File opened (read-only) \??\H: WaveWindows.exe File opened (read-only) \??\I: WaveWindows.exe File opened (read-only) \??\Q: WaveWindows.exe File opened (read-only) \??\R: WaveWindows.exe File opened (read-only) \??\B: WaveWindows.exe File opened (read-only) \??\G: WaveWindows.exe File opened (read-only) \??\N: WaveWindows.exe File opened (read-only) \??\O: WaveWindows.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 6 IoCs
Processes:
flow ioc 77 raw.githubusercontent.com 78 raw.githubusercontent.com 92 raw.githubusercontent.com 93 raw.githubusercontent.com 94 raw.githubusercontent.com 95 raw.githubusercontent.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1680 4100 WerFault.exe WaveWindows.exe -
Modifies registry class 1 IoCs
Processes:
WaveWindows.exedescription ioc process Key created \REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-1750093773-264148664-1320403265-1000\{9D751083-1E90-4514-94B3-224B5DFF6C2A} WaveWindows.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
WaveWindows.exepid process 4100 WaveWindows.exe 4100 WaveWindows.exe -
Suspicious use of AdjustPrivilegeToken 15 IoCs
Processes:
WaveInstaller Official.exeWaveBootstrapper.exeWaveWindows.exeAUDIODG.EXEdescription pid process Token: SeDebugPrivilege 4960 WaveInstaller Official.exe Token: SeDebugPrivilege 1464 WaveBootstrapper.exe Token: SeDebugPrivilege 4100 WaveWindows.exe Token: SeShutdownPrivilege 4100 WaveWindows.exe Token: SeCreatePagefilePrivilege 4100 WaveWindows.exe Token: SeShutdownPrivilege 4100 WaveWindows.exe Token: SeCreatePagefilePrivilege 4100 WaveWindows.exe Token: 33 4600 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 4600 AUDIODG.EXE Token: 33 4100 WaveWindows.exe Token: SeIncBasePriorityPrivilege 4100 WaveWindows.exe Token: SeShutdownPrivilege 4100 WaveWindows.exe Token: SeCreatePagefilePrivilege 4100 WaveWindows.exe Token: SeShutdownPrivilege 4100 WaveWindows.exe Token: SeCreatePagefilePrivilege 4100 WaveWindows.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
Bloxstrap.exepid process 2868 Bloxstrap.exe -
Suspicious use of WriteProcessMemory 10 IoCs
Processes:
WaveInstaller Official.exeWaveBootstrapper.exeWaveWindows.exedescription pid process target process PID 4960 wrote to memory of 1464 4960 WaveInstaller Official.exe WaveBootstrapper.exe PID 4960 wrote to memory of 1464 4960 WaveInstaller Official.exe WaveBootstrapper.exe PID 4960 wrote to memory of 1464 4960 WaveInstaller Official.exe WaveBootstrapper.exe PID 1464 wrote to memory of 4100 1464 WaveBootstrapper.exe WaveWindows.exe PID 1464 wrote to memory of 4100 1464 WaveBootstrapper.exe WaveWindows.exe PID 1464 wrote to memory of 4100 1464 WaveBootstrapper.exe WaveWindows.exe PID 4100 wrote to memory of 4824 4100 WaveWindows.exe node.exe PID 4100 wrote to memory of 4824 4100 WaveWindows.exe node.exe PID 4100 wrote to memory of 2868 4100 WaveWindows.exe Bloxstrap.exe PID 4100 wrote to memory of 2868 4100 WaveWindows.exe Bloxstrap.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\WaveInstaller Official.exe"C:\Users\Admin\AppData\Local\Temp\WaveInstaller Official.exe"1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Wave\WaveBootstrapper.exe"C:\Users\Admin\AppData\Local\Wave\WaveBootstrapper.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Wave\WaveWindows.exe"C:\Users\Admin\AppData\Local\Wave\WaveWindows.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Checks for any installed AV software in registry
- Enumerates connected drives
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Luau Language Server\node.exe"C:\Users\Admin\AppData\Local\Luau Language Server\node.exe" server --process-id=41004⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Bloxstrap\Bloxstrap.exe"C:\Users\Admin\AppData\Local\Bloxstrap\Bloxstrap.exe"4⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of FindShellTrayWindow
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4100 -s 59964⤵
- Program crash
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x49c 0x48c1⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4100 -ip 41001⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Bloxstrap\Bloxstrap.dllFilesize
4.3MB
MD56546ceb273f079342df5e828a60f551b
SHA1ede41c27df51c39cd731797c340fcb8feda51ea3
SHA256e440da74de73212d80da3f27661fcb9436d03d9e8dbbb44c9c148aaf38071ca5
SHA512f0ea83bf836e93ff7b58582329a05ba183a25c92705fab36f576ec0c20cf687ce16a68e483698bda4215d441dec5916ffbdfa1763fb357e14ab5e0f1ffcaf824
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C:\Users\Admin\AppData\Local\Bloxstrap\Bloxstrap.exeFilesize
249KB
MD5772c9fecbd0397f6cfb3d866cf3a5d7d
SHA16de3355d866d0627a756d0d4e29318e67650dacf
SHA2562f88ea7e1183d320fb2b7483de2e860da13dc0c0caaf58f41a888528d78c809f
SHA51282048bd6e50d38a863379a623b8cfda2d1553d8141923acf13f990c7245c833082523633eaa830362a12bfff300da61b3d8b3cccbe038ce2375fdfbd20dbca31
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C:\Users\Admin\AppData\Local\Bloxstrap\Bloxstrap.runtimeconfig.jsonFilesize
372B
MD5d94cf983fba9ab1bb8a6cb3ad4a48f50
SHA104855d8b7a76b7ec74633043ef9986d4500ca63c
SHA2561eca0f0c70070aa83bb609e4b749b26dcb4409784326032726394722224a098a
SHA51209a9667d4f4622817116c8bc27d3d481d5d160380a2e19b8944bdd1271a83f718415ce5e6d66e82e36819e575ec1b55f19c45213e0013b877b8d61e6feb9d998
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C:\Users\Admin\AppData\Local\Luau Language Server\server\index.jsFilesize
6.1MB
MD56b1cad741d0b6374435f7e1faa93b5e7
SHA17b1957e63c10f4422421245e4dc64074455fd62a
SHA2566f17add2a8c8c2d9f592adb65d88e08558e25c15cedd82e3f013c8146b5d840f
SHA512a662fc83536eff797b8d59e2fb4a2fb7cd903be8fc4137de8470b341312534326383bb3af58991628f15f93e3bdd57621622d9d9b634fb5e6e03d4aa06977253
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C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdbFilesize
640KB
MD520a148a17c63efa79848ddc703755df3
SHA14248dd7529573f4171ffe336bf22970307a9dd99
SHA256538313ca4049faa656dc50b3227ea12dc0bc605d16e3b2d1d9be96bf4aff5f2d
SHA512f1e8820aa337bc3d9d37e23a998ca6cfb76367e13510f4b12df2317ea77a6033347b45f63cbff09fdeb11275fd87a98cf0cb75d951a9508b92a28115c83895a3
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C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.XMLFilesize
9KB
MD57050d5ae8acfbe560fa11073fef8185d
SHA15bc38e77ff06785fe0aec5a345c4ccd15752560e
SHA256cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b
SHA512a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b
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C:\Users\Admin\AppData\Local\Wave\WaveBootstrapper.exeFilesize
949KB
MD58fb51b92d496c6765f7ba44e6d4a8990
SHA1d3e5a8465622cd5adae05babeb7e34b2b5c777d7
SHA256ab49d6166a285b747e5f279620ab9cea12f33f7656d732aa75900fcb981a5394
SHA51220de93a52fff7b092cb9d77bd26944abed5f5cb67146e6d2d70be6a431283b6de52eb37a0e13dc8bc57dcf8be2d5a95b9c11b3b030a3e2f03dd6e4efc23527a6
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C:\Users\Admin\AppData\Local\Wave\WaveWindows.exeFilesize
8.0MB
MD5b8631bbd78d3935042e47b672c19ccc3
SHA1cd0ea137f1544a31d2a62aaed157486dce3ecebe
SHA2569cfda541d595dc20a55df5422001dfb58debd401df3abff21b1eee8ede28451c
SHA5120c51d6247e39f7851538a5916b24972e845abfe429f0abdc7b532f654b4afe73dc6e1936f1b062da63bfc90273d3cbc297bf6c802e615f3711d0f180c070aa26
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C:\Users\Admin\AppData\Local\Wave\bin\Background.mp4Filesize
4.6MB
MD59782180eb68f73030fe24ef6a1735932
SHA1589827fe098ba048c9f871a28db8eae3e3537ff4
SHA2563a1cbb800f8f25c2ab703ba8bfdb01e938e4143c3bc0fea8ca734fb5ba779ba7
SHA512dc768638bae2d6d47d8910252ae64a656d8a6fd88efdf24165ddce51b7afdb4acb3fddd41dfe788737a2cab4fab66174db2f0d2f48bc8669af76d1656bca8be1
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memory/1464-239-0x0000000000300000-0x00000000003F2000-memory.dmpFilesize
968KB
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memory/1464-241-0x0000000074940000-0x00000000750F0000-memory.dmpFilesize
7.7MB
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memory/1464-251-0x0000000074940000-0x00000000750F0000-memory.dmpFilesize
7.7MB
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memory/1464-247-0x0000000009880000-0x000000000989E000-memory.dmpFilesize
120KB
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memory/1464-246-0x0000000009820000-0x0000000009828000-memory.dmpFilesize
32KB
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memory/1464-245-0x00000000097E0000-0x00000000097EA000-memory.dmpFilesize
40KB
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memory/1464-244-0x00000000097A0000-0x00000000097B6000-memory.dmpFilesize
88KB
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memory/1464-243-0x0000000008A70000-0x0000000008B74000-memory.dmpFilesize
1.0MB
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memory/1464-238-0x0000000074940000-0x00000000750F0000-memory.dmpFilesize
7.7MB
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memory/4100-283-0x000000000B610000-0x000000000B676000-memory.dmpFilesize
408KB
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memory/4100-297-0x0000000001B20000-0x0000000001B30000-memory.dmpFilesize
64KB
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memory/4100-336-0x000000000B030000-0x000000000B0A6000-memory.dmpFilesize
472KB
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memory/4100-334-0x000000000AEC0000-0x000000000AEF2000-memory.dmpFilesize
200KB
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memory/4100-333-0x0000000019220000-0x0000000019296000-memory.dmpFilesize
472KB
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memory/4100-332-0x000000000B170000-0x000000000B2CB000-memory.dmpFilesize
1.4MB
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memory/4100-331-0x000000001C9E0000-0x000000001CAC6000-memory.dmpFilesize
920KB
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memory/4100-329-0x00000000095D0000-0x00000000095F4000-memory.dmpFilesize
144KB
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memory/4100-330-0x0000000009700000-0x000000000974A000-memory.dmpFilesize
296KB
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memory/4100-328-0x00000000192B0000-0x0000000019436000-memory.dmpFilesize
1.5MB
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memory/4100-252-0x0000000000D00000-0x0000000001502000-memory.dmpFilesize
8.0MB
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memory/4100-253-0x0000000005D90000-0x0000000005E42000-memory.dmpFilesize
712KB
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memory/4100-254-0x0000000005F50000-0x0000000005FF0000-memory.dmpFilesize
640KB
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memory/4100-255-0x0000000006010000-0x0000000006018000-memory.dmpFilesize
32KB
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memory/4100-315-0x000000000C0E0000-0x000000000C0F0000-memory.dmpFilesize
64KB
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memory/4100-260-0x000000000A870000-0x000000000A922000-memory.dmpFilesize
712KB
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memory/4100-265-0x000000000B830000-0x000000000B852000-memory.dmpFilesize
136KB
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memory/4100-266-0x000000000C210000-0x000000000C564000-memory.dmpFilesize
3.3MB
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memory/4100-314-0x000000000C0E0000-0x000000000C0F0000-memory.dmpFilesize
64KB
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memory/4100-303-0x0000000001B20000-0x0000000001B30000-memory.dmpFilesize
64KB
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memory/4100-304-0x0000000001B20000-0x0000000001B30000-memory.dmpFilesize
64KB
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memory/4100-280-0x0000000006E40000-0x0000000006E78000-memory.dmpFilesize
224KB
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memory/4100-281-0x000000000E090000-0x000000000E5BC000-memory.dmpFilesize
5.2MB
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memory/4100-282-0x0000000005BE0000-0x0000000005C1E000-memory.dmpFilesize
248KB
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memory/4100-306-0x0000000001B20000-0x0000000001B30000-memory.dmpFilesize
64KB
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memory/4100-284-0x000000000B900000-0x000000000B908000-memory.dmpFilesize
32KB
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memory/4100-310-0x000000000C0E0000-0x000000000C0F0000-memory.dmpFilesize
64KB
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memory/4100-311-0x000000000C0E0000-0x000000000C0F0000-memory.dmpFilesize
64KB
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memory/4100-296-0x0000000001B20000-0x0000000001B30000-memory.dmpFilesize
64KB
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memory/4100-312-0x0000000001B20000-0x0000000001B30000-memory.dmpFilesize
64KB
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memory/4100-298-0x0000000001B20000-0x0000000001B30000-memory.dmpFilesize
64KB
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memory/4100-299-0x0000000001B20000-0x0000000001B30000-memory.dmpFilesize
64KB
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memory/4100-300-0x000000000C0D0000-0x000000000C0E0000-memory.dmpFilesize
64KB
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memory/4100-301-0x000000000C0E0000-0x000000000C0F0000-memory.dmpFilesize
64KB
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memory/4100-302-0x000000000C0E0000-0x000000000C0F0000-memory.dmpFilesize
64KB
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memory/4100-308-0x0000000001B20000-0x0000000001B30000-memory.dmpFilesize
64KB
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memory/4100-307-0x0000000001B20000-0x0000000001B30000-memory.dmpFilesize
64KB
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memory/4100-305-0x0000000001B20000-0x0000000001B30000-memory.dmpFilesize
64KB
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memory/4100-309-0x000000000C0D0000-0x000000000C0E0000-memory.dmpFilesize
64KB
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memory/4100-313-0x0000000001B20000-0x0000000001B30000-memory.dmpFilesize
64KB
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memory/4960-1-0x0000000000EE0000-0x0000000001072000-memory.dmpFilesize
1.6MB
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memory/4960-5-0x000000000A150000-0x000000000A15E000-memory.dmpFilesize
56KB
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memory/4960-0-0x000000007494E000-0x000000007494F000-memory.dmpFilesize
4KB
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memory/4960-16-0x0000000006540000-0x00000000065D6000-memory.dmpFilesize
600KB
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memory/4960-17-0x0000000005D20000-0x0000000005D46000-memory.dmpFilesize
152KB
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memory/4960-4-0x000000000A180000-0x000000000A1B8000-memory.dmpFilesize
224KB
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memory/4960-6-0x0000000074940000-0x00000000750F0000-memory.dmpFilesize
7.7MB
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memory/4960-8-0x0000000074940000-0x00000000750F0000-memory.dmpFilesize
7.7MB
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memory/4960-3-0x0000000074940000-0x00000000750F0000-memory.dmpFilesize
7.7MB
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memory/4960-2-0x0000000074940000-0x00000000750F0000-memory.dmpFilesize
7.7MB
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memory/4960-7-0x000000007494E000-0x000000007494F000-memory.dmpFilesize
4KB
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memory/4960-18-0x0000000001A50000-0x0000000001A58000-memory.dmpFilesize
32KB
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memory/4960-20-0x000000000B230000-0x000000000B2A2000-memory.dmpFilesize
456KB
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memory/4960-22-0x00000000065E0000-0x00000000065EA000-memory.dmpFilesize
40KB
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memory/4960-21-0x0000000005D50000-0x0000000005D5A000-memory.dmpFilesize
40KB
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memory/4960-9-0x0000000074940000-0x00000000750F0000-memory.dmpFilesize
7.7MB
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memory/4960-242-0x0000000074940000-0x00000000750F0000-memory.dmpFilesize
7.7MB