Analysis
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max time kernel
90s -
max time network
130s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
29-06-2021 20:04
Static task
static1
Behavioral task
behavioral1
Sample
9b0315924b8b25d861199d276becfd34.exe
Resource
win7v20210408
General
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Target
9b0315924b8b25d861199d276becfd34.exe
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Size
1.2MB
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MD5
9b0315924b8b25d861199d276becfd34
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SHA1
6f6dbce9332a844976698b75911c77afebb1543f
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SHA256
c109fdc9eebddd35215c226381a886b4f2fdec8956ac9cfc428cbb6ef3405777
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SHA512
b3528f7c4b0b3aa812e3b8113e7ee924f8ae34ab801c6a6cf20d56d30adba757f57041d8c6530cb6fc7c42a8b1894613ca54e0ceac0795e14dfa2a1e8ecf3d5d
Malware Config
Extracted
xpertrat
3.0.10
special X
mertrerfeyy.duckdns.org:8494
gwtruwhgw.duckdns.org:8494
dfgrttuutii.duckdns.org:8494
J0B4S3L1-T6W3-H2L6-N2T2-W4T8H1F1E6U4
Signatures
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XpertRAT Core Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/384-141-0x0000000000400000-0x0000000000443000-memory.dmp xpertrat behavioral2/memory/384-142-0x0000000000401364-mapping.dmp xpertrat -
NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral2/memory/2632-154-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/2632-155-0x0000000000411654-mapping.dmp MailPassView -
NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral2/memory/4052-158-0x0000000000400000-0x0000000000459000-memory.dmp WebBrowserPassView behavioral2/memory/4052-159-0x0000000000442F04-mapping.dmp WebBrowserPassView -
Nirsoft 6 IoCs
Processes:
resource yara_rule behavioral2/memory/2632-154-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/2632-155-0x0000000000411654-mapping.dmp Nirsoft behavioral2/memory/4052-158-0x0000000000400000-0x0000000000459000-memory.dmp Nirsoft behavioral2/memory/4052-159-0x0000000000442F04-mapping.dmp Nirsoft behavioral2/memory/2380-168-0x000000000040C2A8-mapping.dmp Nirsoft behavioral2/memory/2380-167-0x0000000000400000-0x0000000000415000-memory.dmp Nirsoft -
Adds policy Run key to start application 2 TTPs 2 IoCs
Processes:
iexplore.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\J0B4S3L1-T6W3-H2L6-N2T2-W4T8H1F1E6U4 = "C:\\Users\\Admin\\AppData\\Roaming\\J0B4S3L1-T6W3-H2L6-N2T2-W4T8H1F1E6U4\\J0B4S3L1-T6W3-H2L6-N2T2-W4T8H1F1E6U4.exe" iexplore.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run iexplore.exe -
Processes:
resource yara_rule behavioral2/memory/2388-150-0x0000000000400000-0x0000000000426000-memory.dmp upx behavioral2/memory/2700-163-0x0000000000400000-0x0000000000416000-memory.dmp upx -
Processes:
9b0315924b8b25d861199d276becfd34.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UACDisableNotify = "0" 9b0315924b8b25d861199d276becfd34.exe -
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
iexplore.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\J0B4S3L1-T6W3-H2L6-N2T2-W4T8H1F1E6U4 = "C:\\Users\\Admin\\AppData\\Roaming\\J0B4S3L1-T6W3-H2L6-N2T2-W4T8H1F1E6U4\\J0B4S3L1-T6W3-H2L6-N2T2-W4T8H1F1E6U4.exe" iexplore.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run iexplore.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\J0B4S3L1-T6W3-H2L6-N2T2-W4T8H1F1E6U4 = "C:\\Users\\Admin\\AppData\\Roaming\\J0B4S3L1-T6W3-H2L6-N2T2-W4T8H1F1E6U4\\J0B4S3L1-T6W3-H2L6-N2T2-W4T8H1F1E6U4.exe" iexplore.exe -
Processes:
9b0315924b8b25d861199d276becfd34.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 9b0315924b8b25d861199d276becfd34.exe -
Suspicious use of SetThreadContext 8 IoCs
Processes:
9b0315924b8b25d861199d276becfd34.exe9b0315924b8b25d861199d276becfd34.exe9b0315924b8b25d861199d276becfd34.exeiexplore.exedescription pid process target process PID 2752 set thread context of 3028 2752 9b0315924b8b25d861199d276becfd34.exe 9b0315924b8b25d861199d276becfd34.exe PID 3028 set thread context of 1172 3028 9b0315924b8b25d861199d276becfd34.exe 9b0315924b8b25d861199d276becfd34.exe PID 1172 set thread context of 384 1172 9b0315924b8b25d861199d276becfd34.exe iexplore.exe PID 384 set thread context of 2388 384 iexplore.exe iexplore.exe PID 384 set thread context of 2632 384 iexplore.exe iexplore.exe PID 384 set thread context of 4052 384 iexplore.exe iexplore.exe PID 384 set thread context of 2700 384 iexplore.exe iexplore.exe PID 384 set thread context of 2380 384 iexplore.exe iexplore.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
9b0315924b8b25d861199d276becfd34.exe9b0315924b8b25d861199d276becfd34.exeiexplore.exeiexplore.exepid process 3028 9b0315924b8b25d861199d276becfd34.exe 3028 9b0315924b8b25d861199d276becfd34.exe 1172 9b0315924b8b25d861199d276becfd34.exe 1172 9b0315924b8b25d861199d276becfd34.exe 1172 9b0315924b8b25d861199d276becfd34.exe 1172 9b0315924b8b25d861199d276becfd34.exe 2388 iexplore.exe 2388 iexplore.exe 4052 iexplore.exe 4052 iexplore.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
9b0315924b8b25d861199d276becfd34.exeiexplore.exeiexplore.exedescription pid process Token: SeDebugPrivilege 3028 9b0315924b8b25d861199d276becfd34.exe Token: SeDebugPrivilege 384 iexplore.exe Token: SeDebugPrivilege 2388 iexplore.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
9b0315924b8b25d861199d276becfd34.exeiexplore.exepid process 1172 9b0315924b8b25d861199d276becfd34.exe 384 iexplore.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
9b0315924b8b25d861199d276becfd34.exe9b0315924b8b25d861199d276becfd34.exe9b0315924b8b25d861199d276becfd34.exeiexplore.exedescription pid process target process PID 2752 wrote to memory of 3028 2752 9b0315924b8b25d861199d276becfd34.exe 9b0315924b8b25d861199d276becfd34.exe PID 2752 wrote to memory of 3028 2752 9b0315924b8b25d861199d276becfd34.exe 9b0315924b8b25d861199d276becfd34.exe PID 2752 wrote to memory of 3028 2752 9b0315924b8b25d861199d276becfd34.exe 9b0315924b8b25d861199d276becfd34.exe PID 2752 wrote to memory of 3028 2752 9b0315924b8b25d861199d276becfd34.exe 9b0315924b8b25d861199d276becfd34.exe PID 2752 wrote to memory of 3028 2752 9b0315924b8b25d861199d276becfd34.exe 9b0315924b8b25d861199d276becfd34.exe PID 2752 wrote to memory of 3028 2752 9b0315924b8b25d861199d276becfd34.exe 9b0315924b8b25d861199d276becfd34.exe PID 2752 wrote to memory of 3028 2752 9b0315924b8b25d861199d276becfd34.exe 9b0315924b8b25d861199d276becfd34.exe PID 2752 wrote to memory of 3028 2752 9b0315924b8b25d861199d276becfd34.exe 9b0315924b8b25d861199d276becfd34.exe PID 3028 wrote to memory of 1172 3028 9b0315924b8b25d861199d276becfd34.exe 9b0315924b8b25d861199d276becfd34.exe PID 3028 wrote to memory of 1172 3028 9b0315924b8b25d861199d276becfd34.exe 9b0315924b8b25d861199d276becfd34.exe PID 3028 wrote to memory of 1172 3028 9b0315924b8b25d861199d276becfd34.exe 9b0315924b8b25d861199d276becfd34.exe PID 3028 wrote to memory of 1172 3028 9b0315924b8b25d861199d276becfd34.exe 9b0315924b8b25d861199d276becfd34.exe PID 3028 wrote to memory of 1172 3028 9b0315924b8b25d861199d276becfd34.exe 9b0315924b8b25d861199d276becfd34.exe PID 3028 wrote to memory of 1172 3028 9b0315924b8b25d861199d276becfd34.exe 9b0315924b8b25d861199d276becfd34.exe PID 3028 wrote to memory of 1172 3028 9b0315924b8b25d861199d276becfd34.exe 9b0315924b8b25d861199d276becfd34.exe PID 1172 wrote to memory of 384 1172 9b0315924b8b25d861199d276becfd34.exe iexplore.exe PID 1172 wrote to memory of 384 1172 9b0315924b8b25d861199d276becfd34.exe iexplore.exe PID 1172 wrote to memory of 384 1172 9b0315924b8b25d861199d276becfd34.exe iexplore.exe PID 1172 wrote to memory of 384 1172 9b0315924b8b25d861199d276becfd34.exe iexplore.exe PID 1172 wrote to memory of 384 1172 9b0315924b8b25d861199d276becfd34.exe iexplore.exe PID 1172 wrote to memory of 384 1172 9b0315924b8b25d861199d276becfd34.exe iexplore.exe PID 1172 wrote to memory of 384 1172 9b0315924b8b25d861199d276becfd34.exe iexplore.exe PID 1172 wrote to memory of 384 1172 9b0315924b8b25d861199d276becfd34.exe iexplore.exe PID 384 wrote to memory of 2388 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2388 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2388 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2388 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2388 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2388 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2388 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2388 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2632 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2632 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2632 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2632 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2632 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2632 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2632 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2632 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2632 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 4052 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 4052 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 4052 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 4052 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 4052 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 4052 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 4052 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 4052 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 4052 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2700 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2700 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2700 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2700 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2700 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2700 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2700 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2700 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2380 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2380 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2380 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2380 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2380 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2380 384 iexplore.exe iexplore.exe PID 384 wrote to memory of 2380 384 iexplore.exe iexplore.exe -
System policy modification 1 TTPs 1 IoCs
Processes:
9b0315924b8b25d861199d276becfd34.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 9b0315924b8b25d861199d276becfd34.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9b0315924b8b25d861199d276becfd34.exe"C:\Users\Admin\AppData\Local\Temp\9b0315924b8b25d861199d276becfd34.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\9b0315924b8b25d861199d276becfd34.exe"{path}"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\9b0315924b8b25d861199d276becfd34.exe"{path}"3⤵
- Windows security modification
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
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C:\Program Files (x86)\Internet Explorer\iexplore.exeC:\Users\Admin\AppData\Local\Temp\9b0315924b8b25d861199d276becfd34.exe4⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\Internet Explorer\iexplore.exe/stext "C:\Users\Admin\AppData\Roaming\J0B4S3L1-T6W3-H2L6-N2T2-W4T8H1F1E6U4\iigwtcexm0.txt"5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Program Files (x86)\Internet Explorer\iexplore.exe/stext "C:\Users\Admin\AppData\Roaming\J0B4S3L1-T6W3-H2L6-N2T2-W4T8H1F1E6U4\iigwtcexm1.txt"5⤵
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C:\Program Files (x86)\Internet Explorer\iexplore.exe/stext "C:\Users\Admin\AppData\Roaming\J0B4S3L1-T6W3-H2L6-N2T2-W4T8H1F1E6U4\iigwtcexm2.txt"5⤵
- Suspicious behavior: EnumeratesProcesses
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C:\Program Files (x86)\Internet Explorer\iexplore.exe/stext "C:\Users\Admin\AppData\Roaming\J0B4S3L1-T6W3-H2L6-N2T2-W4T8H1F1E6U4\iigwtcexm3.txt"5⤵
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C:\Program Files (x86)\Internet Explorer\iexplore.exe/stext "C:\Users\Admin\AppData\Roaming\J0B4S3L1-T6W3-H2L6-N2T2-W4T8H1F1E6U4\iigwtcexm4.txt"5⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\9b0315924b8b25d861199d276becfd34.exe.logMD5
c3cc52ccca9ff2b6fa8d267fc350ca6b
SHA1a68d4028333296d222e4afd75dea36fdc98d05f3
SHA2563125b6071e2d78f575a06ed7ac32a83d9262ae64d1fa81ac43e8bfc1ef157c0e
SHA512b0c7b2501b1a2c559795a9d178c0bbda0e03cbdbaaa2c4330ac1202a55373fe1b742078adcfa915bd6e805565a2daa6d35d64ef7a14ffcd09069f9ea6a691cc7
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C:\Users\Admin\AppData\Roaming\J0B4S3L1-T6W3-H2L6-N2T2-W4T8H1F1E6U4\iigwtcexm2.txtMD5
f94dc819ca773f1e3cb27abbc9e7fa27
SHA19a7700efadc5ea09ab288544ef1e3cd876255086
SHA256a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92
SHA51272a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196
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C:\Users\Admin\AppData\Roaming\J0B4S3L1-T6W3-H2L6-N2T2-W4T8H1F1E6U4\iigwtcexm4.txtMD5
f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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memory/384-142-0x0000000000401364-mapping.dmp
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memory/384-141-0x0000000000400000-0x0000000000443000-memory.dmpFilesize
268KB
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memory/384-146-0x00000000032A1000-0x000000000339D000-memory.dmpFilesize
1008KB
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memory/384-145-0x00000000032A0000-0x00000000033F3000-memory.dmpFilesize
1.3MB
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memory/1172-137-0x00000000004010B8-mapping.dmp
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memory/1172-136-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/1172-149-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/2380-168-0x000000000040C2A8-mapping.dmp
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memory/2380-167-0x0000000000400000-0x0000000000415000-memory.dmpFilesize
84KB
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memory/2388-150-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2388-151-0x0000000000423BC0-mapping.dmp
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memory/2632-154-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/2632-155-0x0000000000411654-mapping.dmp
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memory/2700-164-0x0000000000413750-mapping.dmp
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memory/2700-163-0x0000000000400000-0x0000000000416000-memory.dmpFilesize
88KB
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memory/2752-119-0x0000000005640000-0x0000000005641000-memory.dmpFilesize
4KB
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memory/2752-116-0x0000000005BA0000-0x0000000005BA1000-memory.dmpFilesize
4KB
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memory/2752-117-0x00000000056A0000-0x00000000056A1000-memory.dmpFilesize
4KB
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memory/2752-118-0x0000000005740000-0x0000000005741000-memory.dmpFilesize
4KB
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memory/2752-123-0x000000000B670000-0x000000000B6EA000-memory.dmpFilesize
488KB
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memory/2752-122-0x0000000007490000-0x0000000007550000-memory.dmpFilesize
768KB
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memory/2752-121-0x0000000005B50000-0x0000000005B52000-memory.dmpFilesize
8KB
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memory/2752-120-0x00000000056A0000-0x0000000005B9E000-memory.dmpFilesize
5.0MB
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memory/2752-114-0x0000000000CE0000-0x0000000000CE1000-memory.dmpFilesize
4KB
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memory/3028-124-0x0000000000400000-0x000000000047C000-memory.dmpFilesize
496KB
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memory/3028-135-0x000000000BF60000-0x000000000BF8E000-memory.dmpFilesize
184KB
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memory/3028-125-0x000000000047746E-mapping.dmp
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memory/3028-133-0x00000000055A0000-0x00000000055A1000-memory.dmpFilesize
4KB
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memory/3028-134-0x0000000009720000-0x000000000979D000-memory.dmpFilesize
500KB
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memory/4052-159-0x0000000000442F04-mapping.dmp
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memory/4052-158-0x0000000000400000-0x0000000000459000-memory.dmpFilesize
356KB