ramnit | 0fb64c0482c03ccd98bc7fe9d4abb89691639d38e41135e3830b9e5b370c114b

Analysis

max time kernel
94s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-11-2024 17:34

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General

Target

2024-11-07_6fb41ad6795f676768cf4abd6eb2a765_icedid_ramnit.exe
Size

516KB
MD5

6fb41ad6795f676768cf4abd6eb2a765
SHA1

b96b784ad7fa69c7b8240b357ef6796115d2c2b3
SHA256

0fb64c0482c03ccd98bc7fe9d4abb89691639d38e41135e3830b9e5b370c114b
SHA512

31c9b9ccd078f7a75b69fa89dd3b87024d9df3464b6725da9435abeb5c65d58f2ad0b0b5da324570f410adec7b7ca4c8de1e56913d31c6df4bafb764d5ddd0c2
SSDEEP

12288:gCsQ60m4puPFgnZt4mK9buyzRGeDuUlTrSkNMS:PEN6CbBRGKrSkNMS

Score

10^/10

ramnit banker discovery spyware stealer trojan upx worm

Malware Config

Signatures

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit
Ramnit family
ramnit

Executes dropped EXE 2 IoCs

pid	Process
1204	2024-11-07_6fb41ad6795f676768cf4abd6eb2a765_icedid_ramnitmgr.exe
3912	WaterMark.exe

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1204-16-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3912-34-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3912-28-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1204-14-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1204-13-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1204-8-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1204-7-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1204-11-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1204-6-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3912-38-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3912-40-0x0000000000400000-0x0000000000421000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\pxB6EC.tmp	2024-11-07_6fb41ad6795f676768cf4abd6eb2a765_icedid_ramnitmgr.exe
File created	C:\Program Files (x86)\Microsoft\WaterMark.exe	2024-11-07_6fb41ad6795f676768cf4abd6eb2a765_icedid_ramnitmgr.exe
File opened for modification	C:\Program Files (x86)\Microsoft\WaterMark.exe	2024-11-07_6fb41ad6795f676768cf4abd6eb2a765_icedid_ramnitmgr.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
764	756	WerFault.exe	89

System Location Discovery: System Language Discovery 1 TTPs 4 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	2024-11-07_6fb41ad6795f676768cf4abd6eb2a765_icedid_ramnit.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-11-07_6fb41ad6795f676768cf4abd6eb2a765_icedid_ramnitmgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WaterMark.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 33 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{8FA9F1B1-9D2E-11EF-BDBF-5227CD58F2D9} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31142203"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31142203"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1681655553"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "437765852"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1679936119"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1681655553"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31142203"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1679936119"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31142203"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
3912	WaterMark.exe
3912	WaterMark.exe
3912	WaterMark.exe
3912	WaterMark.exe
3912	WaterMark.exe
3912	WaterMark.exe
3912	WaterMark.exe
3912	WaterMark.exe
3912	WaterMark.exe
3912	WaterMark.exe
3912	WaterMark.exe
3912	WaterMark.exe
3912	WaterMark.exe
3912	WaterMark.exe
3912	WaterMark.exe
3912	WaterMark.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3912	WaterMark.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
608	iexplore.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
4188	2024-11-07_6fb41ad6795f676768cf4abd6eb2a765_icedid_ramnit.exe
608	iexplore.exe
608	iexplore.exe
5032	IEXPLORE.EXE
5032	IEXPLORE.EXE
5032	IEXPLORE.EXE
5032	IEXPLORE.EXE

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1204	2024-11-07_6fb41ad6795f676768cf4abd6eb2a765_icedid_ramnitmgr.exe
3912	WaterMark.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 4188 wrote to memory of 1204	4188	2024-11-07_6fb41ad6795f676768cf4abd6eb2a765_icedid_ramnit.exe	87
PID 4188 wrote to memory of 1204	4188	2024-11-07_6fb41ad6795f676768cf4abd6eb2a765_icedid_ramnit.exe	87
PID 4188 wrote to memory of 1204	4188	2024-11-07_6fb41ad6795f676768cf4abd6eb2a765_icedid_ramnit.exe	87
PID 1204 wrote to memory of 3912	1204	2024-11-07_6fb41ad6795f676768cf4abd6eb2a765_icedid_ramnitmgr.exe	88
PID 1204 wrote to memory of 3912	1204	2024-11-07_6fb41ad6795f676768cf4abd6eb2a765_icedid_ramnitmgr.exe	88
PID 1204 wrote to memory of 3912	1204	2024-11-07_6fb41ad6795f676768cf4abd6eb2a765_icedid_ramnitmgr.exe	88
PID 3912 wrote to memory of 756	3912	WaterMark.exe	89
PID 3912 wrote to memory of 756	3912	WaterMark.exe	89
PID 3912 wrote to memory of 756	3912	WaterMark.exe	89
PID 3912 wrote to memory of 756	3912	WaterMark.exe	89
PID 3912 wrote to memory of 756	3912	WaterMark.exe	89
PID 3912 wrote to memory of 756	3912	WaterMark.exe	89
PID 3912 wrote to memory of 756	3912	WaterMark.exe	89
PID 3912 wrote to memory of 756	3912	WaterMark.exe	89
PID 3912 wrote to memory of 756	3912	WaterMark.exe	89
PID 3912 wrote to memory of 608	3912	WaterMark.exe	98
PID 3912 wrote to memory of 608	3912	WaterMark.exe	98
PID 3912 wrote to memory of 3184	3912	WaterMark.exe	99
PID 3912 wrote to memory of 3184	3912	WaterMark.exe	99
PID 608 wrote to memory of 5032	608	iexplore.exe	101
PID 608 wrote to memory of 5032	608	iexplore.exe	101
PID 608 wrote to memory of 5032	608	iexplore.exe	101

C:\Users\Admin\AppData\Local\Temp\2024-11-07_6fb41ad6795f676768cf4abd6eb2a765_icedid_ramnit.exe
"C:\Users\Admin\AppData\Local\Temp\2024-11-07_6fb41ad6795f676768cf4abd6eb2a765_icedid_ramnit.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4188
- C:\Users\Admin\AppData\Local\Temp\2024-11-07_6fb41ad6795f676768cf4abd6eb2a765_icedid_ramnitmgr.exe
  C:\Users\Admin\AppData\Local\Temp\2024-11-07_6fb41ad6795f676768cf4abd6eb2a765_icedid_ramnitmgr.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:1204
- - C:\Program Files (x86)\Microsoft\WaterMark.exe
    "C:\Program Files (x86)\Microsoft\WaterMark.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of UnmapMainImage
    - Suspicious use of WriteProcessMemory
    PID:3912
  - - C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe
      4⤵
      PID:756
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 756 -s 204
        5⤵
        Program crash
        
        PID:764
  - - C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:608
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:608 CREDAT:17410 /prefetch:2
        5⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:5032
  - - C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      4⤵
      Modifies Internet Explorer settings
      PID:3184

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 756 -ip 756
1⤵
PID:2436

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
526c40c41732e5b3d962f781fbbae134

SHA1
baa42198e292fdb90b0e2b290da206b650ae8bd5

SHA256
f4a1f2b28c9eeac4af29803c6803961aab329ca1753a70ad157618c299b7ea48

SHA512
d2a161bdedc2354dea4ffc62d62d0a6625c2ff93d2254cf038badeb0c2f9da5b5afaa5be0e647c8342d2b0976018f3570ee0aeb0a7f158d4562fa9c9024a07c0

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
90b0adb44fa9f348bfab38e02c5cc9e5

SHA1
de6bb0528683b650873644118c1e8f78b8518688

SHA256
30d9419544dffc9bb38412852f2df3c8b8ceb503d57256bf74ac84b4fecd1db0

SHA512
50e46dfcec1f3b35d158a33d2ab1efff21f274fd44511918bf4a5e2f5e3f748f819fe380cc2157d8699e93c0bbb5c968a3916b34a71fdf691ef25467cc76ff23

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver3A83.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\6IJLDY7V\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\2024-11-07_6fb41ad6795f676768cf4abd6eb2a765_icedid_ramnitmgr.exe

Filesize
60KB

MD5
94f2f6ffbba8e7644668b51b39983916

SHA1
63357bbdf90101969117983dbc0d4ed0e713c4d7

SHA256
ede7603855cb37082c241c720a6650988c684eb3bcb263e5dd7b457458940fed

SHA512
d04430ceac70c6fa71d07d9ee82ac2bb5e6c0641d5c9e7e5a3ed39d342e8b198f367676516a55f0653e0b88635a027b9ad220e223145b8be8df281bb6faf7156

Download Submit
memory/756-32-0x0000000000DE0000-0x0000000000DE1000-memory.dmp

Filesize
4KB

Download
memory/756-33-0x0000000000DC0000-0x0000000000DC1000-memory.dmp

Filesize
4KB

Download
memory/1204-21-0x0000000000401000-0x0000000000404000-memory.dmp

Filesize
12KB

Download
memory/1204-10-0x00000000008B0000-0x00000000008B1000-memory.dmp

Filesize
4KB

Download
memory/1204-16-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1204-5-0x0000000000401000-0x0000000000404000-memory.dmp

Filesize
12KB

Download
memory/1204-14-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1204-13-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1204-8-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1204-7-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1204-11-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1204-6-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3912-34-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3912-37-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/3912-39-0x00000000770C2000-0x00000000770C3000-memory.dmp

Filesize
4KB

Download
memory/3912-38-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3912-40-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3912-28-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3912-29-0x00000000008D0000-0x00000000008D1000-memory.dmp

Filesize
4KB

Download
memory/3912-30-0x00000000770C2000-0x00000000770C3000-memory.dmp

Filesize
4KB

Download
memory/4188-36-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download
memory/4188-0-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download