gandcrab | 64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842

Resubmissions

01-12-2024 02:42

241201-c7g3haymhp 10

01-12-2024 02:32

241201-c1k6ksykhp 10

Analysis

max time kernel
140s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01-12-2024 02:32

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Report Analysis Logs

General

Target

64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
Size

297KB
MD5

314558f9a6da39ffd12cba6c1064b3b8
SHA1

2c416cbfa8aeee687534b7c0888d411c0a837c59
SHA256

64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842
SHA512

41fdd3cff2e4620c0dfc7adca6a985ba5af69c1e72be409ae8d206534e32e1d3d34358f3f90521f57969c3cdf391442f4dfeba2a174b3abcbe72257d36706947
SSDEEP

6144:ZUL4NWKzjkaphkIOe2q4EVSh/Bw/mhMgAB:ZUsNWK3bT4EneIB

Score

10^/10

gandcrab backdoor credential_access defense_evasion discovery execution impact ransomware spyware stealer

Malware Config

Extracted

Path

C:\PerfLogs\BHRSW-DECRYPT.txt

Ransom Note

---= GANDCRAB V5.0.4 =--- ***********************UNDER NO CIRCUMSTANCES DO NOT DELETE THIS FILE, UNTIL ALL YOUR DATA IS RECOVERED*********************** *****FAILING TO DO SO, WILL RESULT IN YOUR SYSTEM CORRUPTION, IF THERE ARE DECRYPTION ERRORS***** Attention! All your files, documents, photos, databases and other important files are encrypted and have the extension: .BHRSW The only method of recovering files is to purchase an unique private key. Only we can give you this key and only we can recover your files. The server with your key is in a closed network TOR. You can get there by the following ways: ---------------------------------------------------------------------------------------- | 0. Download Tor browser - https://www.torproject.org/ | 1. Install Tor browser | 2. Open Tor Browser | 3. Open link in TOR browser: http://gandcrabmfe6mnef.onion/cc82fb97126ae94c | 4. Follow the instructions on this page ---------------------------------------------------------------------------------------- On our page you will see instructions on payment and get the opportunity to decrypt 1 file for free. ATTENTION! IN ORDER TO PREVENT DATA DAMAGE: * DO NOT MODIFY ENCRYPTED FILES * DO NOT CHANGE DATA BELOW ---BEGIN GANDCRAB KEY--- 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 ---END GANDCRAB KEY--- ---BEGIN PC DATA--- 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 ---END PC DATA---

URLs

http://gandcrabmfe6mnef.onion/cc82fb97126ae94c

Signatures

Gandcrab
Gandcrab is a Trojan horse that encrypts files on a computer.
ransomware backdoor gandcrab
Gandcrab family
gandcrab
Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware defense_evasion impact execution

File Deletion
T1070.004

Inhibit System Recovery
T1490

Windows Management Instrumentation
T1047
Renames multiple (294) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe

Credentials from Password Stores: Windows Credential Manager 1 TTPs
Suspicious access to Credentials History.
credential_access stealer

Windows Credential Manager
T1555.004

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\BHRSW-DECRYPT.txt	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\126aeea1126ae94679.lock	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe

Reads user/profile data of web browsers 3 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

Credentials from Web Browsers
T1555.003

Enumerates connected drives 3 TTPs 23 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)	\??\K:	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened (read-only)	\??\M:	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened (read-only)	\??\Y:	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened (read-only)	\??\G:	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened (read-only)	\??\P:	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened (read-only)	\??\S:	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened (read-only)	\??\W:	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened (read-only)	\??\H:	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened (read-only)	\??\O:	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened (read-only)	\??\Q:	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened (read-only)	\??\R:	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened (read-only)	\??\T:	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened (read-only)	\??\U:	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened (read-only)	\??\X:	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened (read-only)	\??\L:	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened (read-only)	\??\B:	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened (read-only)	\??\E:	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened (read-only)	\??\I:	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened (read-only)	\??\J:	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened (read-only)	\??\N:	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened (read-only)	\??\V:	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened (read-only)	\??\Z:	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened (read-only)	\??\A:	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\\\pidor.bmp"	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe

Drops file in Program Files directory 23 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\WriteTrace.gif	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File created	C:\Program Files\126aeea1126ae94679.lock	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened for modification	C:\Program Files\ConnectImport.DVR-MS	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened for modification	C:\Program Files\ConnectStep.3gpp	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened for modification	C:\Program Files\GroupWrite.mp2	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened for modification	C:\Program Files\OptimizeStop.eps	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened for modification	C:\Program Files\SplitCompress.avi	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened for modification	C:\Program Files\UninstallUnblock.htm	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened for modification	C:\Program Files\PushComplete.tif	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened for modification	C:\Program Files\SetMount.dot	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened for modification	C:\Program Files\SwitchSync.pot	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened for modification	C:\Program Files\UpdateConnect.tiff	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File created	C:\Program Files (x86)\126aeea1126ae94679.lock	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened for modification	C:\Program Files\DismountRestore.png	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened for modification	C:\Program Files\InstallUnpublish.ods	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened for modification	C:\Program Files\RequestProtect.mpeg2	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened for modification	C:\Program Files\SubmitOut.otf	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened for modification	C:\Program Files\SuspendStart.vstx	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened for modification	C:\Program Files\TraceMeasure.ttc	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File created	C:\Program Files (x86)\BHRSW-DECRYPT.txt	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File created	C:\Program Files\BHRSW-DECRYPT.txt	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened for modification	C:\Program Files\ExpandCompare.eprtx	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
File opened for modification	C:\Program Files\HideNew.vst	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wmic.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe

Modifies system certificate store 2 TTPs 7 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\7E784A101C8265CC2DE1F16D47B440CAD90A1945\Blob = 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	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\7E784A101C8265CC2DE1F16D47B440CAD90A1945\Blob = 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	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\B51C067CEE2B0C3DF855AB2D92F4FE39D4E70F0E	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\B51C067CEE2B0C3DF855AB2D92F4FE39D4E70F0E\Blob = 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	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\7E784A101C8265CC2DE1F16D47B440CAD90A1945	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\7E784A101C8265CC2DE1F16D47B440CAD90A1945\Blob = 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	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\7E784A101C8265CC2DE1F16D47B440CAD90A1945\Blob = 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	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1864	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
1864	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
1864	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
1864	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe

Suspicious use of AdjustPrivilegeToken 45 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1480	wmic.exe
Token: SeSecurityPrivilege	1480	wmic.exe
Token: SeTakeOwnershipPrivilege	1480	wmic.exe
Token: SeLoadDriverPrivilege	1480	wmic.exe
Token: SeSystemProfilePrivilege	1480	wmic.exe
Token: SeSystemtimePrivilege	1480	wmic.exe
Token: SeProfSingleProcessPrivilege	1480	wmic.exe
Token: SeIncBasePriorityPrivilege	1480	wmic.exe
Token: SeCreatePagefilePrivilege	1480	wmic.exe
Token: SeBackupPrivilege	1480	wmic.exe
Token: SeRestorePrivilege	1480	wmic.exe
Token: SeShutdownPrivilege	1480	wmic.exe
Token: SeDebugPrivilege	1480	wmic.exe
Token: SeSystemEnvironmentPrivilege	1480	wmic.exe
Token: SeRemoteShutdownPrivilege	1480	wmic.exe
Token: SeUndockPrivilege	1480	wmic.exe
Token: SeManageVolumePrivilege	1480	wmic.exe
Token: 33	1480	wmic.exe
Token: 34	1480	wmic.exe
Token: 35	1480	wmic.exe
Token: 36	1480	wmic.exe
Token: SeIncreaseQuotaPrivilege	1480	wmic.exe
Token: SeSecurityPrivilege	1480	wmic.exe
Token: SeTakeOwnershipPrivilege	1480	wmic.exe
Token: SeLoadDriverPrivilege	1480	wmic.exe
Token: SeSystemProfilePrivilege	1480	wmic.exe
Token: SeSystemtimePrivilege	1480	wmic.exe
Token: SeProfSingleProcessPrivilege	1480	wmic.exe
Token: SeIncBasePriorityPrivilege	1480	wmic.exe
Token: SeCreatePagefilePrivilege	1480	wmic.exe
Token: SeBackupPrivilege	1480	wmic.exe
Token: SeRestorePrivilege	1480	wmic.exe
Token: SeShutdownPrivilege	1480	wmic.exe
Token: SeDebugPrivilege	1480	wmic.exe
Token: SeSystemEnvironmentPrivilege	1480	wmic.exe
Token: SeRemoteShutdownPrivilege	1480	wmic.exe
Token: SeUndockPrivilege	1480	wmic.exe
Token: SeManageVolumePrivilege	1480	wmic.exe
Token: 33	1480	wmic.exe
Token: 34	1480	wmic.exe
Token: 35	1480	wmic.exe
Token: 36	1480	wmic.exe
Token: SeBackupPrivilege	1568	vssvc.exe
Token: SeRestorePrivilege	1568	vssvc.exe
Token: SeAuditPrivilege	1568	vssvc.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1864 wrote to memory of 1480	1864	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe	87
PID 1864 wrote to memory of 1480	1864	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe	87
PID 1864 wrote to memory of 1480	1864	64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe	87

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\64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe
"C:\Users\Admin\AppData\Local\Temp\64a45b42204cf4412dc2891368a4b72670642a008b13f3d99f6d3d42de95a842.exe"
1⤵
- Checks computer location settings
- Drops startup file
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1864
- C:\Windows\SysWOW64\wbem\wmic.exe
  "C:\Windows\system32\wbem\wmic.exe" shadowcopy delete
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1480

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1568

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Windows Management Instrumentation

T1047

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Windows Credential Manager

T1555.004

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Defacement

T1491

Inhibit System Recovery

T1490

Replay Monitor

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Downloads

C:\PerfLogs\BHRSW-DECRYPT.txt

Filesize
8KB

MD5
6e8d5c4def765bdae919f14a74cc5594

SHA1
6ca8278a34c2dc7e77e0d7ab55cc63c29e3210f5

SHA256
1bd755047a1692dfc83768aa531da51b412dad72c162da32973c4af53d8287a0

SHA512
05a37117b065eb17cc1e752256cbe197750452ae57b03ae761c90af639b5c6c9f2bf14c53e99339ec5845f589c9eb91022653168312a9cf2f0fed43309dc3ce3

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memory/1864-1-0x0000000000630000-0x0000000000730000-memory.dmp

Filesize
1024KB

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memory/1864-2-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

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memory/1864-777-0x0000000000630000-0x0000000000730000-memory.dmp

Filesize
1024KB

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memory/1864-778-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

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memory/1864-779-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

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memory/1864-787-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

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