Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
06-09-2022 11:45
Static task
static1
Behavioral task
behavioral1
Sample
PROOF OF PAYMENT.exe
Resource
win7-20220812-en
General
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Target
PROOF OF PAYMENT.exe
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Size
24KB
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MD5
7f99d249840dc2c5009b4771f887336e
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SHA1
0a4de6946dca7444da62b7794bcb59e553108f0c
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SHA256
fc15ab19130fccdae7dee477e0ae6d711fe3492cbac1b7e5d472eae4902f9516
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SHA512
2dc950577ee4fa9b999d044cbb93aa365b13eb5a012633e7ec61410536790080c6c2f3be9f684ac3f11694b51d40d4732aa9975d91fd0c2b68c6e9d66a204237
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SSDEEP
384:JwkCN7n8OIo3A12++XCCvcXEMA+7QEh2Fobm22:5CNz8OBnMA8R2
Malware Config
Extracted
nanocore
1.2.2.0
amechi.duckdns.org:4190
7766992d-5166-4919-9d26-1d114e11093c
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activate_away_mode
true
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backup_connection_host
amechi.duckdns.org
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2022-06-17T10:10:35.253943636Z
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bypass_user_account_control
true
- bypass_user_account_control_data
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clear_access_control
true
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clear_zone_identifier
false
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connect_delay
4000
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connection_port
4190
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default_group
NEW TRY FOR SUCCESS
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enable_debug_mode
true
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gc_threshold
1.048576e+07
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keep_alive_timeout
30000
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keyboard_logging
false
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lan_timeout
2500
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max_packet_size
1.048576e+07
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mutex
7766992d-5166-4919-9d26-1d114e11093c
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
amechi.duckdns.org
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primary_dns_server
8.8.8.8
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request_elevation
true
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restart_delay
5000
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run_delay
0
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run_on_startup
false
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set_critical_process
true
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timeout_interval
5000
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use_custom_dns_server
false
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version
1.2.2.0
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wan_timeout
8000
Signatures
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Executes dropped EXE 1 IoCs
Processes:
Bjlavuqqxsfvuyykucvpptdbin.exepid process 4912 Bjlavuqqxsfvuyykucvpptdbin.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
PROOF OF PAYMENT.exeBjlavuqqxsfvuyykucvpptdbin.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation PROOF OF PAYMENT.exe Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation Bjlavuqqxsfvuyykucvpptdbin.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
PROOF OF PAYMENT.exePROOF OF PAYMENT.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AGP Monitor = "C:\\Program Files (x86)\\AGP Monitor\\agpmon.exe" PROOF OF PAYMENT.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\game = "\"C:\\Users\\Admin\\AppData\\Roaming\\game.exe\"" PROOF OF PAYMENT.exe -
Processes:
PROOF OF PAYMENT.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA PROOF OF PAYMENT.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
Bjlavuqqxsfvuyykucvpptdbin.execolorcpl.exePROOF OF PAYMENT.exedescription pid process target process PID 4912 set thread context of 3064 4912 Bjlavuqqxsfvuyykucvpptdbin.exe Explorer.EXE PID 404 set thread context of 3064 404 colorcpl.exe Explorer.EXE PID 4392 set thread context of 3508 4392 PROOF OF PAYMENT.exe PROOF OF PAYMENT.exe -
Drops file in Program Files directory 2 IoCs
Processes:
PROOF OF PAYMENT.exedescription ioc process File created C:\Program Files (x86)\AGP Monitor\agpmon.exe PROOF OF PAYMENT.exe File opened for modification C:\Program Files (x86)\AGP Monitor\agpmon.exe PROOF OF PAYMENT.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Processes:
colorcpl.exedescription ioc process Key created \Registry\User\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 colorcpl.exe -
Suspicious behavior: EnumeratesProcesses 35 IoCs
Processes:
powershell.exeBjlavuqqxsfvuyykucvpptdbin.execolorcpl.exePROOF OF PAYMENT.exepid process 4984 powershell.exe 4984 powershell.exe 4912 Bjlavuqqxsfvuyykucvpptdbin.exe 4912 Bjlavuqqxsfvuyykucvpptdbin.exe 4912 Bjlavuqqxsfvuyykucvpptdbin.exe 4912 Bjlavuqqxsfvuyykucvpptdbin.exe 4912 Bjlavuqqxsfvuyykucvpptdbin.exe 4912 Bjlavuqqxsfvuyykucvpptdbin.exe 4912 Bjlavuqqxsfvuyykucvpptdbin.exe 4912 Bjlavuqqxsfvuyykucvpptdbin.exe 404 colorcpl.exe 404 colorcpl.exe 404 colorcpl.exe 404 colorcpl.exe 404 colorcpl.exe 404 colorcpl.exe 3508 PROOF OF PAYMENT.exe 3508 PROOF OF PAYMENT.exe 3508 PROOF OF PAYMENT.exe 404 colorcpl.exe 404 colorcpl.exe 404 colorcpl.exe 404 colorcpl.exe 404 colorcpl.exe 404 colorcpl.exe 404 colorcpl.exe 404 colorcpl.exe 404 colorcpl.exe 404 colorcpl.exe 404 colorcpl.exe 404 colorcpl.exe 404 colorcpl.exe 404 colorcpl.exe 404 colorcpl.exe 404 colorcpl.exe -
Suspicious behavior: GetForegroundWindowSpam 2 IoCs
Processes:
PROOF OF PAYMENT.exeExplorer.EXEpid process 3508 PROOF OF PAYMENT.exe 3064 Explorer.EXE -
Suspicious behavior: MapViewOfSection 7 IoCs
Processes:
Bjlavuqqxsfvuyykucvpptdbin.execolorcpl.exepid process 4912 Bjlavuqqxsfvuyykucvpptdbin.exe 4912 Bjlavuqqxsfvuyykucvpptdbin.exe 4912 Bjlavuqqxsfvuyykucvpptdbin.exe 404 colorcpl.exe 404 colorcpl.exe 404 colorcpl.exe 404 colorcpl.exe -
Suspicious use of AdjustPrivilegeToken 7 IoCs
Processes:
PROOF OF PAYMENT.exepowershell.exeBjlavuqqxsfvuyykucvpptdbin.execolorcpl.exeExplorer.EXEPROOF OF PAYMENT.exedescription pid process Token: SeDebugPrivilege 4392 PROOF OF PAYMENT.exe Token: SeDebugPrivilege 4984 powershell.exe Token: SeDebugPrivilege 4912 Bjlavuqqxsfvuyykucvpptdbin.exe Token: SeDebugPrivilege 404 colorcpl.exe Token: SeShutdownPrivilege 3064 Explorer.EXE Token: SeCreatePagefilePrivilege 3064 Explorer.EXE Token: SeDebugPrivilege 3508 PROOF OF PAYMENT.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
PROOF OF PAYMENT.exeExplorer.EXEcolorcpl.exedescription pid process target process PID 4392 wrote to memory of 4984 4392 PROOF OF PAYMENT.exe powershell.exe PID 4392 wrote to memory of 4984 4392 PROOF OF PAYMENT.exe powershell.exe PID 4392 wrote to memory of 4984 4392 PROOF OF PAYMENT.exe powershell.exe PID 4392 wrote to memory of 4912 4392 PROOF OF PAYMENT.exe Bjlavuqqxsfvuyykucvpptdbin.exe PID 4392 wrote to memory of 4912 4392 PROOF OF PAYMENT.exe Bjlavuqqxsfvuyykucvpptdbin.exe PID 4392 wrote to memory of 4912 4392 PROOF OF PAYMENT.exe Bjlavuqqxsfvuyykucvpptdbin.exe PID 3064 wrote to memory of 404 3064 Explorer.EXE colorcpl.exe PID 3064 wrote to memory of 404 3064 Explorer.EXE colorcpl.exe PID 3064 wrote to memory of 404 3064 Explorer.EXE colorcpl.exe PID 4392 wrote to memory of 3508 4392 PROOF OF PAYMENT.exe PROOF OF PAYMENT.exe PID 4392 wrote to memory of 3508 4392 PROOF OF PAYMENT.exe PROOF OF PAYMENT.exe PID 4392 wrote to memory of 3508 4392 PROOF OF PAYMENT.exe PROOF OF PAYMENT.exe PID 4392 wrote to memory of 3508 4392 PROOF OF PAYMENT.exe PROOF OF PAYMENT.exe PID 4392 wrote to memory of 3508 4392 PROOF OF PAYMENT.exe PROOF OF PAYMENT.exe PID 4392 wrote to memory of 3508 4392 PROOF OF PAYMENT.exe PROOF OF PAYMENT.exe PID 4392 wrote to memory of 3508 4392 PROOF OF PAYMENT.exe PROOF OF PAYMENT.exe PID 4392 wrote to memory of 3508 4392 PROOF OF PAYMENT.exe PROOF OF PAYMENT.exe PID 404 wrote to memory of 3648 404 colorcpl.exe Firefox.exe PID 404 wrote to memory of 3648 404 colorcpl.exe Firefox.exe PID 404 wrote to memory of 3648 404 colorcpl.exe Firefox.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\PROOF OF PAYMENT.exe"C:\Users\Admin\AppData\Local\Temp\PROOF OF PAYMENT.exe"2⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMwAxAA==3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\Bjlavuqqxsfvuyykucvpptdbin.exe"C:\Users\Admin\AppData\Local\Temp\Bjlavuqqxsfvuyykucvpptdbin.exe"3⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\PROOF OF PAYMENT.exe"C:\Users\Admin\AppData\Local\Temp\PROOF OF PAYMENT.exe"3⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\colorcpl.exe"C:\Windows\SysWOW64\colorcpl.exe"2⤵
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe"3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PROOF OF PAYMENT.exe.logFilesize
1KB
MD54f3fab3e5f44399e7f4162fd367eca2d
SHA1adada0591db5f53bcc0565942047156de3464e6e
SHA2565db52f2a6a0fbfaa29e27418a1b72b660298dfa58a12ac0f12897a06e557caef
SHA512d8c3fe3a91e572627e31a44d88a71fc3072786b074d04484ff6aacfeab43e0d29ec88bf6ad2af2a5f8e70f0c0eea95dcea59a8159adf4c642e5f8fd5fc632db7
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C:\Users\Admin\AppData\Local\Temp\Bjlavuqqxsfvuyykucvpptdbin.exeFilesize
185KB
MD581a6c3beb08a0f5029528dbbaa991dd7
SHA1cca8dd79b8a4710baa1726a476227b3e25ecf056
SHA256096a5d8dd996c380d7fc28c0350836b9c3cdf2651099869eb64b430145af939d
SHA5121332f16ef45280e74976a29766b468c7f0679744bbe6382b25b85ce60c5d4e0e3af22f537307be62f2ba0276519ad5b90e42e32c41d34287009ca3cbbcf1a366
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C:\Users\Admin\AppData\Local\Temp\Bjlavuqqxsfvuyykucvpptdbin.exeFilesize
185KB
MD581a6c3beb08a0f5029528dbbaa991dd7
SHA1cca8dd79b8a4710baa1726a476227b3e25ecf056
SHA256096a5d8dd996c380d7fc28c0350836b9c3cdf2651099869eb64b430145af939d
SHA5121332f16ef45280e74976a29766b468c7f0679744bbe6382b25b85ce60c5d4e0e3af22f537307be62f2ba0276519ad5b90e42e32c41d34287009ca3cbbcf1a366
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memory/404-157-0x0000000002210000-0x000000000229F000-memory.dmpFilesize
572KB
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memory/404-153-0x00000000006B0000-0x00000000006C9000-memory.dmpFilesize
100KB
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memory/404-154-0x00000000004A0000-0x00000000004CD000-memory.dmpFilesize
180KB
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memory/404-152-0x0000000000000000-mapping.dmp
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memory/404-155-0x00000000023E0000-0x000000000272A000-memory.dmpFilesize
3.3MB
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memory/404-156-0x00000000004A0000-0x00000000004CD000-memory.dmpFilesize
180KB
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memory/3064-163-0x0000000007C10000-0x0000000007CF3000-memory.dmpFilesize
908KB
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memory/3064-158-0x0000000007C10000-0x0000000007CF3000-memory.dmpFilesize
908KB
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memory/3064-151-0x0000000007AF0000-0x0000000007C0D000-memory.dmpFilesize
1.1MB
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memory/3508-159-0x0000000000000000-mapping.dmp
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memory/3508-160-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/3508-162-0x0000000004D90000-0x0000000004E2C000-memory.dmpFilesize
624KB
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memory/4392-136-0x0000000006AD0000-0x0000000006AF2000-memory.dmpFilesize
136KB
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memory/4392-135-0x00000000053B0000-0x00000000053BA000-memory.dmpFilesize
40KB
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memory/4392-132-0x0000000000820000-0x000000000082C000-memory.dmpFilesize
48KB
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memory/4392-134-0x0000000005310000-0x00000000053A2000-memory.dmpFilesize
584KB
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memory/4392-133-0x0000000005810000-0x0000000005DB4000-memory.dmpFilesize
5.6MB
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memory/4912-148-0x0000000000B90000-0x0000000000BBF000-memory.dmpFilesize
188KB
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memory/4912-150-0x0000000001100000-0x0000000001110000-memory.dmpFilesize
64KB
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memory/4912-149-0x0000000001620000-0x000000000196A000-memory.dmpFilesize
3.3MB
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memory/4912-145-0x0000000000000000-mapping.dmp
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memory/4984-144-0x00000000065C0000-0x00000000065DA000-memory.dmpFilesize
104KB
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memory/4984-143-0x00000000077E0000-0x0000000007E5A000-memory.dmpFilesize
6.5MB
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memory/4984-142-0x00000000060D0000-0x00000000060EE000-memory.dmpFilesize
120KB
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memory/4984-141-0x0000000005A80000-0x0000000005AE6000-memory.dmpFilesize
408KB
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memory/4984-140-0x00000000058E0000-0x0000000005946000-memory.dmpFilesize
408KB
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memory/4984-139-0x0000000005240000-0x0000000005868000-memory.dmpFilesize
6.2MB
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memory/4984-138-0x0000000002B00000-0x0000000002B36000-memory.dmpFilesize
216KB
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memory/4984-137-0x0000000000000000-mapping.dmp