5a012bbf6004fd346cdc00ec9c042cfc83449044372e5fe01471a83e478cd2bd

General

Target

OperaGXSetup.exe
Size

3.2MB
MD5

d1506efc8e5f3a98f6ac35cbc53e63ff
SHA1

273cd10ee1f49a79754002becfdd8ceaf7746f9e
SHA256

5a012bbf6004fd346cdc00ec9c042cfc83449044372e5fe01471a83e478cd2bd
SHA512

62841a7767dce9d893f62b17fc4857958d25d064b816cd5e959f4a8ab03e5f9cebdcf0023411805b2a7e3bbed7b499a684136b8b9343e9b6baa2f6441f7d1f3f
SSDEEP

98304:yknNXrW/do46OjQl1GwZOaAGWTpzrBlyWnrHzEBY7GVL:yUW/dk4QvIr/laY7GVL

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
756	OperaGXSetup.exe
4248	Opera_GX_assistant_73.0.3856.382_Setup.exe_sfx.exe
3048	assistant_installer.exe
2976	assistant_installer.exe

Loads dropped DLL 5 IoCs

pid	Process
2564	OperaGXSetup.exe
3392	OperaGXSetup.exe
756	OperaGXSetup.exe
4080	OperaGXSetup.exe
1688	OperaGXSetup.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

UPX packed file 9 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2564-0-0x0000000000A60000-0x0000000000FCD000-memory.dmp	upx
behavioral2/memory/3392-9-0x0000000000A60000-0x0000000000FCD000-memory.dmp	upx
behavioral2/files/0x000100000002a7c3-12.dat	upx
behavioral2/memory/756-14-0x00000000008C0000-0x0000000000E2D000-memory.dmp	upx
behavioral2/memory/756-18-0x00000000008C0000-0x0000000000E2D000-memory.dmp	upx
behavioral2/memory/3392-39-0x0000000000A60000-0x0000000000FCD000-memory.dmp	upx
behavioral2/memory/2564-38-0x0000000000A60000-0x0000000000FCD000-memory.dmp	upx
behavioral2/memory/1688-48-0x0000000000A60000-0x0000000000FCD000-memory.dmp	upx
behavioral2/memory/4080-99-0x0000000000A60000-0x0000000000FCD000-memory.dmp	upx

Enumerates connected drives 3 TTPs 4 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\D:	OperaGXSetup.exe
File opened (read-only)	\??\F:	OperaGXSetup.exe
File opened (read-only)	\??\D:	OperaGXSetup.exe
File opened (read-only)	\??\F:	OperaGXSetup.exe

Modifies system certificate store 2 TTPs 8 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DDFB16CD4931C973A2037D3FC83A4D7D775D05E4\Blob = 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	OperaGXSetup.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DDFB16CD4931C973A2037D3FC83A4D7D775D05E4\Blob = 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	OperaGXSetup.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DDFB16CD4931C973A2037D3FC83A4D7D775D05E4\Blob = 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	OperaGXSetup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25	OperaGXSetup.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	OperaGXSetup.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	OperaGXSetup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DDFB16CD4931C973A2037D3FC83A4D7D775D05E4	OperaGXSetup.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DDFB16CD4931C973A2037D3FC83A4D7D775D05E4\Blob = 0f00000001000000300000004ea1b34b10b982a96a38915843507820ad632c6aad8343e337b34d660cd8366fa154544ae80668ae1fdf3931d57e1996530000000100000040000000303e301f06096086480186fd6c020130123010060a2b0601040182373c0101030200c0301b060567810c010330123010060a2b0601040182373c0101030200c0090000000100000034000000303206082b0601050507030206082b0601050507030306082b0601050507030406082b0601050507030106082b060105050703080b00000001000000320000004400690067006900430065007200740020005400720075007300740065006400200052006f006f0074002000470034000000620000000100000020000000552f7bdcf1a7af9e6ce672017f4f12abf77240c78e761ac203d1d9d20ac89988140000000100000014000000ecd7e382d2715d644cdf2e673fe7ba98ae1c0f4f1d0000000100000010000000a86dc6a233eb339610f3ed414927c559030000000100000014000000ddfb16cd4931c973a2037d3fc83a4d7d775d05e42000000001000000940500003082059030820378a0030201020210059b1b579e8e2132e23907bda777755c300d06092a864886f70d01010c05003062310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d3121301f060355040313184469676943657274205472757374656420526f6f74204734301e170d3133303830313132303030305a170d3338303131353132303030305a3062310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d3121301f060355040313184469676943657274205472757374656420526f6f7420473430820222300d06092a864886f70d01010105000382020f003082020a0282020100bfe6907368debbe45d4a3c3022306933ecc2a7252ec9213df28ad859c2e129a73d58ab769acdae7b1b840dc4301ff31ba43816eb56c6976d1dabb279f2ca11d2e45fd6053c520f521fc69e15a57ebe9fa95716595572af689370c2b2ba75996a733294d11044102edf82f30784e6743b6d71e22d0c1bee20d5c9201d63292dceec5e4ec893f821619b34eb05c65eec5b1abcebc9cfcdac34405fb17a66ee77c848a86657579f54588e0c2bb74fa730d956eeca7b5de3adc94f5ee535e731cbda935edc8e8f80dab69198409079c378c7b6b1c4b56a183803108dd8d437a42e057d88f5823e109170ab55824132d7db04732a6e91017c214cd4bcae1b03755d7866d93a31449a3340bf08d75a49a4c2e6a9a067dda427bca14f39b5115817f7245c468f64f7c169887698763d595d4276878997697a48f0e0a2121b669a74cade4b1ee70e63aee6d4ef92923a9e3ddc00e4452589b69a44192b7ec094b4d2616deb33d9c5df4b0400cc7d1c95c38ff721b2b211b7bb7ff2d58c702c4160aab1631844951a76627ef680b0fbe864a633d18907e1bdb7e643a418b8a67701e10f940c211db2542925896ce50e52514774be26acb64175de7aac5f8d3fc9bcd34111125be51050eb31c5ca72162209df7c4c753f63ec215fc420516b6fb1ab868b4fc2d6455f9d20fca11ec5c08fa2b17e0a2699f5e4692f981d2df5d9a9b21de51b0203010001a3423040300f0603551d130101ff040530030101ff300e0603551d0f0101ff040403020186301d0603551d0e04160414ecd7e382d2715d644cdf2e673fe7ba98ae1c0f4f300d06092a864886f70d01010c05000382020100bb61d97da96cbe17c4911bc3a1a2008de364680f56cf77ae70f9fd9a4a99b9c9785c0c0c5fe4e61429560b36495d4463e0ad9c9618661b230d3d79e96d6bd654f8d23cc14340ae1d50f552fc903bbb9899696bc7c1a7a868a427dc9df927ae3085b9f6674d3a3e8f5939225344ebc85d03caed507a7d62210a80c87366d1a005605fe8a5b4a7afa8f76d359c7c5a8ad6a23899f3788bf44dd2200bde04ee8c9b4781720dc01432ef30592eaee071f256e46a976f92506d968d687a9ab236147a06f224b9091150d708b1b8897a8423614229e5a3cda22041d7d19c64d9ea26a18b14d74c19b25041713d3f4d7023860c4adc81d2cc3294840d0809971c4fc0ee6b207430d2e03934108521150108e85532de7149d92817504de6be4dd175acd0cafb41b843a5aad3c305444f2c369be2fae245b823536c066f67557f46b54c3f6e285a7926d2a4a86297d21ee2ed4a8bbc1bfd474a0ddf67667eb25b41d03be4f43bf40463e9efc2540051a08a2ac9ce78ccd5ea870418b3ceaf4988aff39299b6b3e6610fd28500e7501ae41b959d19a1b99cb19bb1001eefd00f4f426cc90abcee43fa3a71a5c84d26a535fd895dbc85621d32d2a02b54ed9a57c1dbfa10cf19b78b4a1b8f01b6279553e8b6896d5bbc68d423e88b51a256f9f0a680a0d61eb3bc0f0f537529aaea1377e4de8c8121ad07104711ad873d07d175bccff3667e	OperaGXSetup.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2564	OperaGXSetup.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2564 wrote to memory of 3392	2564	OperaGXSetup.exe	81
PID 2564 wrote to memory of 3392	2564	OperaGXSetup.exe	81
PID 2564 wrote to memory of 3392	2564	OperaGXSetup.exe	81
PID 2564 wrote to memory of 756	2564	OperaGXSetup.exe	82
PID 2564 wrote to memory of 756	2564	OperaGXSetup.exe	82
PID 2564 wrote to memory of 756	2564	OperaGXSetup.exe	82
PID 2564 wrote to memory of 4080	2564	OperaGXSetup.exe	90
PID 2564 wrote to memory of 4080	2564	OperaGXSetup.exe	90
PID 2564 wrote to memory of 4080	2564	OperaGXSetup.exe	90
PID 4080 wrote to memory of 1688	4080	OperaGXSetup.exe	91
PID 4080 wrote to memory of 1688	4080	OperaGXSetup.exe	91
PID 4080 wrote to memory of 1688	4080	OperaGXSetup.exe	91
PID 2564 wrote to memory of 4248	2564	OperaGXSetup.exe	92
PID 2564 wrote to memory of 4248	2564	OperaGXSetup.exe	92
PID 2564 wrote to memory of 4248	2564	OperaGXSetup.exe	92
PID 2564 wrote to memory of 3048	2564	OperaGXSetup.exe	93
PID 2564 wrote to memory of 3048	2564	OperaGXSetup.exe	93
PID 2564 wrote to memory of 3048	2564	OperaGXSetup.exe	93
PID 3048 wrote to memory of 2976	3048	assistant_installer.exe	94
PID 3048 wrote to memory of 2976	3048	assistant_installer.exe	94
PID 3048 wrote to memory of 2976	3048	assistant_installer.exe	94

C:\Users\Admin\AppData\Local\Temp\OperaGXSetup.exe
"C:\Users\Admin\AppData\Local\Temp\OperaGXSetup.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Modifies system certificate store
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2564
- C:\Users\Admin\AppData\Local\Temp\OperaGXSetup.exe
  C:\Users\Admin\AppData\Local\Temp\OperaGXSetup.exe --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\Crash Reports" "--crash-count-file=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\crash_count.txt" --url=https://crashstats-collector.opera.com/collector/submit --annotation=channel=Stable --annotation=plat=Win32 --annotation=prod=OperaDesktopGX --annotation=ver=106.0.4998.61 --initial-client-data=0x310,0x314,0x318,0x2f0,0x31c,0x74b8e5c0,0x74b8e5cc,0x74b8e5d8
  2⤵
  - Loads dropped DLL
  PID:3392
- C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\OperaGXSetup.exe
  "C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\OperaGXSetup.exe" --version
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:756
- C:\Users\Admin\AppData\Local\Temp\OperaGXSetup.exe
  "C:\Users\Admin\AppData\Local\Temp\OperaGXSetup.exe" --backend --install --import-browser-data=0 --enable-stats=1 --enable-installer-stats=1 --consent-given=1 --general-interests=1 --general-location=1 --personalized-content=1 --personalized-ads=1 --launchopera=1 --installfolder="C:\Users\Admin\AppData\Local\Programs\Opera GX" --profile-folder --language=en --singleprofile=0 --copyonly=0 --allusers=0 --setdefaultbrowser=0 --pintotaskbar=1 --pintostartmenu=0 --run-at-startup=1 --server-tracking-data=server_tracking_data --initial-pid=2564 --package-dir-prefix="C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_20240223155614" --session-guid=8e17d594-44d2-45ad-88b6-9e0f72e862df --server-tracking-blob=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 --desktopshortcut=1 --wait-for-package --initial-proc-handle=5808000000000000
  2⤵
  - Loads dropped DLL
  - Enumerates connected drives
  - Suspicious use of WriteProcessMemory
  PID:4080
- - C:\Users\Admin\AppData\Local\Temp\OperaGXSetup.exe
    C:\Users\Admin\AppData\Local\Temp\OperaGXSetup.exe --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\Crash Reports" "--crash-count-file=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\crash_count.txt" --url=https://crashstats-collector.opera.com/collector/submit --annotation=channel=Stable --annotation=plat=Win32 --annotation=prod=OperaDesktopGX --annotation=ver=106.0.4998.61 --initial-client-data=0x304,0x308,0x30c,0x300,0x31c,0x721ee5c0,0x721ee5cc,0x721ee5d8
    3⤵
    - Loads dropped DLL
    PID:1688
- C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202402231556141\assistant\Opera_GX_assistant_73.0.3856.382_Setup.exe_sfx.exe
  "C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202402231556141\assistant\Opera_GX_assistant_73.0.3856.382_Setup.exe_sfx.exe"
  2⤵
  - Executes dropped EXE
  PID:4248
- C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202402231556141\assistant\assistant_installer.exe
  "C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202402231556141\assistant\assistant_installer.exe" --version
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:3048
- - C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202402231556141\assistant\assistant_installer.exe
    "C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202402231556141\assistant\assistant_installer.exe" --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\Crash Reports" "--crash-count-file=C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\crash_count.txt" --url=https://crashstats-collector.opera.com/collector/submit --annotation=channel=Stable --annotation=plat=Win32 --annotation=prod=OperaDesktopGX --annotation=ver=73.0.3856.382 --initial-client-data=0x288,0x28c,0x290,0x264,0x294,0x714f48,0x714f58,0x714f64
    3⤵
    - Executes dropped EXE
    PID:2976

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\OperaGXSetup.exe

Filesize
3.2MB

MD5
d1506efc8e5f3a98f6ac35cbc53e63ff

SHA1
273cd10ee1f49a79754002becfdd8ceaf7746f9e

SHA256
5a012bbf6004fd346cdc00ec9c042cfc83449044372e5fe01471a83e478cd2bd

SHA512
62841a7767dce9d893f62b17fc4857958d25d064b816cd5e959f4a8ab03e5f9cebdcf0023411805b2a7e3bbed7b499a684136b8b9343e9b6baa2f6441f7d1f3f

Download Submit
C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202402231556141\additional_file0.tmp

Filesize
1.4MB

MD5
e9a2209b61f4be34f25069a6e54affea

SHA1
6368b0a81608c701b06b97aeff194ce88fd0e3c0

SHA256
e950f17f4181009eeafa9f5306e8a9dfd26d88ca63b1838f44ff0efc738e7d1f

SHA512
59e46277ca79a43ed8b0a25b24eff013e251a75f90587e013b9c12851e5dd7283b6172f7d48583982f6a32069457778ee440025c1c754bf7bb6ce8ae1d2c3fc5

Download Submit
C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202402231556141\assistant\assistant_installer.exe

Filesize
1.8MB

MD5
4c8fbed0044da34ad25f781c3d117a66

SHA1
8dd93340e3d09de993c3bc12db82680a8e69d653

SHA256
afe569ce9e4f71c23ba5f6e8fd32be62ac9538e397cde8f2ecbe46faa721242a

SHA512
a04e6fd052d2d63a0737c83702c66a9af834f9df8423666508c42b3e1d8384300239c9ddacdc31c1e85140eb1193bcfac209f218750b40342492ffce6e9da481

Download Submit
C:\Users\Admin\AppData\Local\Temp\.opera\Opera GX Installer Temp\opera_package_202402231556141\opera_package

Filesize
9.1MB

MD5
1c3ae8b5904374b13c2b48b2ce4b270f

SHA1
0611ad1e5dbcdb597fd59974512230ce871ed3f0

SHA256
d8bcc3fbbb80c3e8facd9c2ab3b0536c7631444ad10a0d03fa9abc483dcc51a3

SHA512
7782c9dec28f58f76e7172ff321f827d3f1c671067d487f32aa852dfdee10eb744b9834642bdd9c3222224622e0eb983d924ed60cfa39800cac821619babfcef

Download Submit
C:\Users\Admin\AppData\Local\Temp\Opera_installer_2402231556121342564.dll

Filesize
4.9MB

MD5
1c3dc5b54299e6cb815646d550d1cb98

SHA1
a9c86892581a96986c762e1353a9fe6e50f67ae5

SHA256
80f1cbff20d69b17ed63dbab1a07e92e95df9d60afaaeb6b6ff6c3389efc6192

SHA512
0ebeddd3f8f975d6136d52f4858fed777c26c7df30c511fe2c1ef253b45288e8a48be201ab5044fec7bb9b092c58225f936bc48ea5201c33333d80c8dcfb9764

Download Submit
C:\Users\Admin\AppData\Local\Temp\Opera_installer_240223155613119756.dll

Filesize
4.1MB

MD5
ace6dd0ddd7fd9773276479c455ead2e

SHA1
904cd638ac65caac994ffde46de5caee8361bb1a

SHA256
d7f19d883af30a942c03b931ff29112f47291aa9e16addddcc874a482e2bce00

SHA512
89e2ece547da1d1a8ab67b9a7dd03d582775297a6178d7db2db18a48de456c0a60cf137c27f34fb1ffb66841eea564fd7e4eb3febf7594fb699efc65a2161775

Download Submit
C:\Users\Admin\AppData\Local\Temp\Opera_installer_240223155613119756.dll

Filesize
4.4MB

MD5
4a17c1d56c1f514806c7e35154f4dd7c

SHA1
b694d4ddb39e4969d47f91b9994dc2fb9714a9a6

SHA256
fb459b3052252b7ce4fd43c1c15a6d6f2a57d9300f9ea1a1d13c0e7388dd2fdd

SHA512
ea9d1b4de241d23002b5e5eef220d0efc34c700288590e9d29938cf0c1f8d63cc28f5b747b88b6812ab9345e9fdad4f4844f30c115c651045de4e50bcdb4f4cf

Download Submit
C:\Users\Admin\AppData\Roaming\Opera Software\Opera GX Stable\Crash Reports\settings.dat

Filesize
40B

MD5
bfba977cdd4993131d9a27d73edc2d5e

SHA1
4774853247bb8726827206f731425ad1ae00aadd

SHA256
97c20aaf8e05ece3377b97400419794ae18a1755aa9cb1c95ce8d17a0cd66c6d

SHA512
0eebc2b06b86557b4ba10915bae69652590bf6236b356d0176c608ca59b131103b033c4309da680a7060a93c98e63abca76df7fd8a6b0104dc3331d43eb78f3e

Download Submit
memory/756-14-0x00000000008C0000-0x0000000000E2D000-memory.dmp

Filesize
5.4MB

Download
memory/756-18-0x00000000008C0000-0x0000000000E2D000-memory.dmp

Filesize
5.4MB

Download
memory/1688-48-0x0000000000A60000-0x0000000000FCD000-memory.dmp

Filesize
5.4MB

Download
memory/2564-38-0x0000000000A60000-0x0000000000FCD000-memory.dmp

Filesize
5.4MB

Download
memory/2564-0-0x0000000000A60000-0x0000000000FCD000-memory.dmp

Filesize
5.4MB

Download
memory/3392-39-0x0000000000A60000-0x0000000000FCD000-memory.dmp

Filesize
5.4MB

Download
memory/3392-9-0x0000000000A60000-0x0000000000FCD000-memory.dmp

Filesize
5.4MB

Download
memory/4080-99-0x0000000000A60000-0x0000000000FCD000-memory.dmp

Filesize
5.4MB

Download

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