gh0strat | 30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
30/05/2024, 09:46

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General

Target
30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20.exe
Size 1.9MB
Sample240530-lr276sdd8v
SHA256 30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20
MD5 3b0c686fbec5031c816a1369a4530836
SHA1 3b5a0771329f499f15482fcd7c8853ed8e7f3d00
SHA512 78fe7a45637bea4bffdb805afcc2502a0ea5665aa7cc4ff7a29e88391840646b8261212a3a775a6e4305dc23d68a71cba398b80a5177c84bcb872356d5788b12
SSDEEP 49152:MQZAdVyVT9n/Gg0P+Whojpe3ZPItx2apeapelI:tGdVyVT9nOgmh/KtUvlI
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 11 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/3964-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3964-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3964-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3980-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3980-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3980-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1532-22-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3980-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1532-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1532-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1532-50-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 12 IoCs

resource	yara_rule
behavioral2/memory/3964-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3964-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3964-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3980-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3980-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3980-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1532-22-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3980-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1532-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x000700000002340f-36.dat	family_gh0strat
behavioral2/memory/1532-44-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1532-50-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat

Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatforn.exe

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\240600640.txt"	svchos.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatforn.exe

Executes dropped EXE 6 IoCs

pid	Process
3964	svchost.exe
3980	TXPlatforn.exe
1532	TXPlatforn.exe
4256	svchos.exe
4280	HD_30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20.exe
5112	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 3 IoCs

pid	Process
4256	svchos.exe
1356	svchost.exe
5112	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3964-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3964-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3964-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3964-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3980-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3980-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3980-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3980-14-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1532-22-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3980-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1532-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1532-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1532-50-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File created	C:\Windows\SysWOW64\240600640.txt	svchos.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	svchos.exe
File created	C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe	svchost.exe

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20.exe

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

System Information Discovery
T1082

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3620	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1576	30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20.exe
1576	30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
1532	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3964	svchost.exe
Token: SeLoadDriverPrivilege	1532	TXPlatforn.exe
Token: 33	1532	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	1532	TXPlatforn.exe
Token: 33	1532	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	1532	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1576	30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20.exe
1576	30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1576 wrote to memory of 3964	1576	30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20.exe	82
PID 1576 wrote to memory of 3964	1576	30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20.exe	82
PID 1576 wrote to memory of 3964	1576	30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20.exe	82
PID 3964 wrote to memory of 884	3964	svchost.exe	84
PID 3964 wrote to memory of 884	3964	svchost.exe	84
PID 3964 wrote to memory of 884	3964	svchost.exe	84
PID 3980 wrote to memory of 1532	3980	TXPlatforn.exe	85
PID 3980 wrote to memory of 1532	3980	TXPlatforn.exe	85
PID 3980 wrote to memory of 1532	3980	TXPlatforn.exe	85
PID 1576 wrote to memory of 4256	1576	30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20.exe	86
PID 1576 wrote to memory of 4256	1576	30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20.exe	86
PID 1576 wrote to memory of 4256	1576	30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20.exe	86
PID 884 wrote to memory of 3620	884	cmd.exe	91
PID 884 wrote to memory of 3620	884	cmd.exe	91
PID 884 wrote to memory of 3620	884	cmd.exe	91
PID 1356 wrote to memory of 5112	1356	svchost.exe	96
PID 1356 wrote to memory of 5112	1356	svchost.exe	96
PID 1356 wrote to memory of 5112	1356	svchost.exe	96

C:\Users\Admin\AppData\Local\Temp\30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20.exe
"C:\Users\Admin\AppData\Local\Temp\30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1576
- C:\Users\Admin\AppData\Local\Temp\svchost.exe
  C:\Users\Admin\AppData\Local\Temp\\svchost.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3964
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\svchost.exe > nul
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:884
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:3620
- C:\Users\Admin\AppData\Local\Temp\svchos.exe
  C:\Users\Admin\AppData\Local\Temp\\svchos.exe
  2⤵
  - Sets DLL path for service in the registry
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  PID:4256
- C:\Users\Admin\AppData\Local\Temp\HD_30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20.exe
  C:\Users\Admin\AppData\Local\Temp\HD_30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20.exe
  2⤵
  - Executes dropped EXE
  PID:4280

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3980
- C:\Windows\SysWOW64\TXPlatforn.exe
  C:\Windows\SysWOW64\TXPlatforn.exe -acsi
  2⤵
  - Drops file in Drivers directory
  - Sets service image path in registry
  - Executes dropped EXE
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  PID:1532

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:3588

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1356
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240600640.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:5112

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

Credential Access

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

HD_30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20.exe

Path C:\Users\Admin\AppData\Local\Temp\HD_30ce337dff8bb8b686ed12d8346beffc2cbde208504a0f737f23a28db6ba6e20.exe
Size 645KB
SHA256 7addb2269266ac471a690802cab54539b40c2ae5b31e2120fdcf8dfb0ed15dc7
MD5 00eae789b0aab1b0fbd23b830fbf1064
SHA1 e4e5fd089f6ae17c83f073cf91edc9db8189980d
SHA512 23a0e06b39f8b5a932ae5b8f60704ba265332b341ac8bab5b74b2f31f04ce8c7fe6f77278d70c7685cfa894ab0e25a70d89990f5f643b54c07337f90fa5943fb
SSDEEP 12288:HNpZY93s7p1R0Ys/tx2tzwHJem7OzwHJe0Ihf7M:HNpZY67zRfItx2hwpemIwpelDM
MD5 SHA1 SHA512 SSDEEP

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HD_X.dat

Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Size 1.3MB
SHA256 7513b14b276a60aaa881c81b0fa76fdbe0b5babd81dfdf136acecfcef89aef0c
MD5 fb9a98c533d2b384908a58d5029dae7d
SHA1 4249680ef65a2addae9dbd64ff1a8c1b4c5d8909
SHA512 cf96db3802aaa398b703844ae013c5031e88dc8d025e2f8529d243e0941c438ee7c8e1c494f6b3a0d6d6a59afc9fd29ecc4f4c8e37020112525fd7334df39abf
SSDEEP 24576:MQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVtwpeG:MQZAdVyVT9n/Gg0P+WhojpeG
MD5 SHA1 SHA512 SSDEEP

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svchos.exe

Path C:\Users\Admin\AppData\Local\Temp\svchos.exe
Size 93KB
SHA256 62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84
MD5 3b377ad877a942ec9f60ea285f7119a2
SHA1 60b23987b20d913982f723ab375eef50fafa6c70
SHA512 af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f
SSDEEP 1536:ktbE7m8nNEQ2O6ReWMWfPbp2WTrW9L3JPPgJ+o5FJYHvh/P6:Bm+2LReWjTrW9rNPgYoTJYHvh
MD5 SHA1 SHA512 SSDEEP

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svchost.exe

Path C:\Users\Admin\AppData\Local\Temp\svchost.exe
Size 377KB
SHA256 6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd
MD5 a4329177954d4104005bce3020e5ef59
SHA1 23c29e295e2dbb8454012d619ca3f81e4c16e85a
SHA512 81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208
SSDEEP 6144:5UGp2l6zRmeVLNHfkQ2TAygOcqAJwQZgb4YtjH6/MuQafORzEOmFfMzi71o+YgL7:HclcceBKlKwAg0Mja/UafOVwbhF
MD5 SHA1 SHA512 SSDEEP

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240600640.txt

Path C:\Windows\SysWOW64\240600640.txt
Size 50KB
SHA256 28488f13c5e80d0ded993637d3a1dbc87e73734ffde2599e531b2520c1865f63
MD5 0b27d14b65a8c6b8f2cf28c97208ef22
SHA1 8d288a049aab22252b67dbefe2251582db08c54d
SHA512 e5d4396b89c61ac79354649d0dd4a0572ff3283182321b5908ba9d2fafb7ab346752b2cc142f4e15993e33b0fe0dfb72aa32b5db832a2a4d14ed04d3a888ec24
SSDEEP 1536:WD1N4TeeWMWfPbp2WTrW9L3JPPgJ+o5EJYH:W5ReWjTrW9rNPgYoiJYH
MD5 SHA1 SHA512 SSDEEP

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Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Path C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
Size 60KB
SHA256 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
MD5 889b99c52a60dd49227c5e485a016679
SHA1 8fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA512 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
SSDEEP 1536:H9ykYCTdiHQKrFXmw2RQln5IUmDjoX6+:HlMHprF2nRQln5I
MD5 SHA1 SHA512 SSDEEP

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memory/1532-40-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/1532-50-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/1532-44-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/1532-22-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3964-6-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3964-10-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3964-7-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3964-4-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3980-23-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3980-14-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3980-15-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3980-17-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3980-16-0x0000000010000000-0x00000000101B6000-memory.dmp

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