gh0strat | fa7dd47781f83306958f1ac1b902e9909a8b81a3934444e945dd44c83c021c00

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
26/03/2024, 12:25

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General

Target
2024-03-26_0d04e98436d048ddf0d8e3d74d79ecce_icedid.exe
Size 2.6MB
Sample240326-plyvcaab23
SHA256 fa7dd47781f83306958f1ac1b902e9909a8b81a3934444e945dd44c83c021c00
MD5 0d04e98436d048ddf0d8e3d74d79ecce
SHA1 14e943c71fb45c27d0e9e066385ca4f272845455
SHA512 dd400d524a73050ec59955e8819dc174eb69b25d24e8cb09b163d01e16e6ac2b7a3c4dd24b82d431935bcb8a1454ce9b5045740cd10a5da03ab99c46c833795f
SSDEEP 49152:9CwsbCANnKXferL7Vwe/Gg0P+WhbYF7R2r+oT3:Aws2ANnKXOaeOgmhgR2SY
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 11 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/2056-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2056-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1148-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1148-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1148-27-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1148-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2056-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2464-53-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2464-56-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2464-59-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1656-65-0x0000000002D60000-0x0000000003D60000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 12 IoCs

resource	yara_rule
behavioral2/files/0x0007000000023235-5.dat	family_gh0strat
behavioral2/memory/2056-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2056-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1148-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1148-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1148-27-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1148-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2056-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2464-53-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2464-56-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2464-59-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1656-65-0x0000000002D60000-0x0000000003D60000-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

UPX dump on OEP (original entry point) 12 IoCs

resource	yara_rule
behavioral2/memory/2056-17-0x0000000010000000-0x00000000101B6000-memory.dmp	UPX
behavioral2/memory/2056-19-0x0000000010000000-0x00000000101B6000-memory.dmp	UPX
behavioral2/memory/2056-20-0x0000000010000000-0x00000000101B6000-memory.dmp	UPX
behavioral2/memory/1148-25-0x0000000010000000-0x00000000101B6000-memory.dmp	UPX
behavioral2/memory/1148-28-0x0000000010000000-0x00000000101B6000-memory.dmp	UPX
behavioral2/memory/1148-29-0x0000000010000000-0x00000000101B6000-memory.dmp	UPX
behavioral2/memory/1148-27-0x0000000010000000-0x00000000101B6000-memory.dmp	UPX
behavioral2/memory/1148-35-0x0000000010000000-0x00000000101B6000-memory.dmp	UPX
behavioral2/memory/2056-32-0x0000000010000000-0x00000000101B6000-memory.dmp	UPX
behavioral2/memory/2464-53-0x0000000010000000-0x00000000101B6000-memory.dmp	UPX
behavioral2/memory/2464-56-0x0000000010000000-0x00000000101B6000-memory.dmp	UPX
behavioral2/memory/2464-59-0x0000000010000000-0x00000000101B6000-memory.dmp	UPX

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatfor.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\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240609093.txt"	R.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"	TXPlatfor.exe

Executes dropped EXE 6 IoCs

pid	Process
4024	R.exe
2056	N.exe
1148	TXPlatfor.exe
2464	TXPlatfor.exe
1656	HD_2024-03-26_0d04e98436d048ddf0d8e3d74d79ecce_icedid.exe
1960	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
4024	R.exe
2708	svchost.exe
1960	Remote Data.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
5104	icacls.exe

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2056-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2056-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2056-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1148-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1148-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1148-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1148-27-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1148-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2056-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2464-53-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2464-56-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2464-59-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File created	C:\Windows\SysWOW64\240609093.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	2024-03-26_0d04e98436d048ddf0d8e3d74d79ecce_icedid.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
1860	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2304	2024-03-26_0d04e98436d048ddf0d8e3d74d79ecce_icedid.exe
2304	2024-03-26_0d04e98436d048ddf0d8e3d74d79ecce_icedid.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2464	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2056	N.exe
Token: SeLoadDriverPrivilege	2464	TXPlatfor.exe
Token: 33	2464	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2464	TXPlatfor.exe
Token: 33	2464	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2464	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2304	2024-03-26_0d04e98436d048ddf0d8e3d74d79ecce_icedid.exe
2304	2024-03-26_0d04e98436d048ddf0d8e3d74d79ecce_icedid.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2304 wrote to memory of 4024	2304	2024-03-26_0d04e98436d048ddf0d8e3d74d79ecce_icedid.exe	88
PID 2304 wrote to memory of 4024	2304	2024-03-26_0d04e98436d048ddf0d8e3d74d79ecce_icedid.exe	88
PID 2304 wrote to memory of 4024	2304	2024-03-26_0d04e98436d048ddf0d8e3d74d79ecce_icedid.exe	88
PID 2304 wrote to memory of 2056	2304	2024-03-26_0d04e98436d048ddf0d8e3d74d79ecce_icedid.exe	93
PID 2304 wrote to memory of 2056	2304	2024-03-26_0d04e98436d048ddf0d8e3d74d79ecce_icedid.exe	93
PID 2304 wrote to memory of 2056	2304	2024-03-26_0d04e98436d048ddf0d8e3d74d79ecce_icedid.exe	93
PID 2056 wrote to memory of 1964	2056	N.exe	96
PID 2056 wrote to memory of 1964	2056	N.exe	96
PID 2056 wrote to memory of 1964	2056	N.exe	96
PID 1148 wrote to memory of 2464	1148	TXPlatfor.exe	97
PID 1148 wrote to memory of 2464	1148	TXPlatfor.exe	97
PID 1148 wrote to memory of 2464	1148	TXPlatfor.exe	97
PID 2304 wrote to memory of 1656	2304	2024-03-26_0d04e98436d048ddf0d8e3d74d79ecce_icedid.exe	98
PID 2304 wrote to memory of 1656	2304	2024-03-26_0d04e98436d048ddf0d8e3d74d79ecce_icedid.exe	98
PID 1964 wrote to memory of 1860	1964	cmd.exe	101
PID 1964 wrote to memory of 1860	1964	cmd.exe	101
PID 1964 wrote to memory of 1860	1964	cmd.exe	101
PID 2708 wrote to memory of 1960	2708	svchost.exe	102
PID 2708 wrote to memory of 1960	2708	svchost.exe	102
PID 2708 wrote to memory of 1960	2708	svchost.exe	102
PID 1656 wrote to memory of 5104	1656	HD_2024-03-26_0d04e98436d048ddf0d8e3d74d79ecce_icedid.exe	103
PID 1656 wrote to memory of 5104	1656	HD_2024-03-26_0d04e98436d048ddf0d8e3d74d79ecce_icedid.exe	103

C:\Users\Admin\AppData\Local\Temp\2024-03-26_0d04e98436d048ddf0d8e3d74d79ecce_icedid.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-26_0d04e98436d048ddf0d8e3d74d79ecce_icedid.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2304
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Sets DLL path for service in the registry
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  PID:4024
- C:\Users\Admin\AppData\Local\Temp\N.exe
  C:\Users\Admin\AppData\Local\Temp\\N.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2056
- - 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\N.exe > nul
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1964
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:1860
- C:\Users\Admin\AppData\Local\Temp\HD_2024-03-26_0d04e98436d048ddf0d8e3d74d79ecce_icedid.exe
  C:\Users\Admin\AppData\Local\Temp\HD_2024-03-26_0d04e98436d048ddf0d8e3d74d79ecce_icedid.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1656
- - C:\Windows\system32\icacls.exe
    C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
    3⤵
    - Modifies file permissions
    PID:5104

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:1196

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2708
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240609093.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1960

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1148
- C:\Windows\SysWOW64\TXPlatfor.exe
  C:\Windows\SysWOW64\TXPlatfor.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:2464

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

File and Directory Permissions Modification

T1222

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

3903daac9bc4a3b7.timestamp

Path C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
Size 46B
SHA256 609af5fe8a46bfad719e00fe2e2652b44f0c54fb03a04f1b23a15b385e29a349
MD5 a30dc3f23aabcdd55aa6549606fa3ecb
SHA1 b65505ee724a79050382f740879a1e51faf70856
SHA512 2bdce0a4a329eeb13c6378c33c3566a5aa039707d5a351ffb6df59fab726194eceb9204c45b519ddfd62bf0c2d75984a4a44c17fa22b37b99976904d120c0dc8
MD5 SHA1 SHA512

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HD_2024-03-26_0d04e98436d048ddf0d8e3d74d79ecce_icedid.exe

Path C:\Users\Admin\AppData\Local\Temp\HD_2024-03-26_0d04e98436d048ddf0d8e3d74d79ecce_icedid.exe
Size 201KB
SHA256 26d7b2c990c1d12829e3105ac9b1120d834839c49c08caa4c05ee424721e5639
MD5 f3e13221f477836ba6a7bdfe656f5749
SHA1 e69bffb8015f7f6d2593a357141a153208de53a0
SHA512 41e722be527fcb81f39d7e9ffd62dbd560c7d6f90528aee9037d7489d0bd177175e440e789f858f17d9e5595444c5fb8516a646642813465451c3eafac33c3e4
SSDEEP 3072:IMt+i+5aUC/aDwIHyuRp4C3TXqpMjk8TvxhmFGyQ56wTBfYDjnXZxljZqMNeaKH:lZ++/KToC3TXx4kxhmFGjwwTBWxXvvG
MD5 SHA1 SHA512 SSDEEP

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HD_X.dat

Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Size 2.1MB
SHA256 9a561c8824ff4a0669ab713c6cd1788cebf5f48775f2d886579be425cc10bb06
MD5 4fe2439237b5d72c60a3b7c0f2b2581f
SHA1 e4febedbb097f4e518499054d945eaec703d3781
SHA512 44d4ead0ff19ae9272b7d961ba2800a4353e90c3809ba35f2b462e4ab271333b95e39c42921447fe69252aa4bbeb4ae47b65dd5a1ebab38e476c32f2a11273f3
SSDEEP 24576:9CwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHK:9CwsbCANnKXferL7Vwe/Gg0P+WhJ
MD5 SHA1 SHA512 SSDEEP

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N.exe

Path C:\Users\Admin\AppData\Local\Temp\N.exe
Size 377KB
SHA256 3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
MD5 4a36a48e58829c22381572b2040b6fe0
SHA1 f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA512 5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
SSDEEP 6144:5UGp2l6zRmeVLNHfkQ2TAygOcqAJwQZgb4YtjH6/MuQafORzEOmFfMzi71o+YHL7:HclcceBKlKwAg0Mja/UafOVwbha
MD5 SHA1 SHA512 SSDEEP

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R.exe

Path C:\Users\Admin\AppData\Local\Temp\R.exe
Size 941KB
SHA256 bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
MD5 8dc3adf1c490211971c1e2325f1424d2
SHA1 4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA512 ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d
SSDEEP 24576:N+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH1PXw:cerL7Vw
MD5 SHA1 SHA512 SSDEEP

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240609093.txt

Path C:\Windows\SysWOW64\240609093.txt
Size 899KB
SHA256 e5dc7414273dfd6df223d16b0500fcc94664cef541f0875e5731f6422ba819b3
MD5 a8cfc99ccc317c0aff0e05651de16bba
SHA1 ae2d65f9dd9cb0fdb9259389dfa2d487a727ec13
SHA512 9a40939207f2edf7515bec19db49434e4c6a41f586d48e083e82ea67d2239744125f0bc352c3c428d8b54c90bbef9abe3e791373e455be86d860fab52545a9d7
SSDEEP 24576:7V2bG+2gMir4fgt7ibhRM5QhKehFdMtRj7nH1PXB:7wqd87VB
MD5 SHA1 SHA512 SSDEEP

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Remote Data.exe

Path C:\Windows\SysWOW64\Remote Data.exe
Size 60KB
SHA256 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
MD5 889b99c52a60dd49227c5e485a016679
SHA1 8fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA512 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
SSDEEP 1536:H9ykYCTdiHQKrFXmw2RQln5IUmDjoX6+:HlMHprF2nRQln5I
MD5 SHA1 SHA512 SSDEEP

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memory/1148-27-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/1148-29-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/1148-35-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/1148-28-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/1148-25-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/1656-65-0x0000000002D60000-0x0000000003D60000-memory.dmp

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memory/1656-76-0x0000000002D40000-0x0000000002D41000-memory.dmp

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memory/1656-80-0x0000000002D60000-0x0000000003D60000-memory.dmp

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memory/2056-20-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2056-32-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2056-19-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2056-17-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2464-59-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2464-56-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2464-53-0x0000000010000000-0x00000000101B6000-memory.dmp

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