gozi | d231bc7187252a557d74954f1d6a0f77172121d80edbb0a2ef20e9dfdbda93a1

Analysis

max time kernel
149s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
16/10/2026, 03:04

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General

Target
jaffacakes118_Trojan-Spy.Win32.Zbot.yteu.exe
Size 482KB
Sample261016-dkrh4awtes
SHA256 d231bc7187252a557d74954f1d6a0f77172121d80edbb0a2ef20e9dfdbda93a1
MD5 c0cab7348e8e01510b930e8a9ce105c1
SHA1 a2dc27a762a5a1562359c265751a3d3bcd0c485d
SHA512 d1ceaaaaab2a2ee858cda83342dc41ae7f1a3240b7cb80d990088ac390839bc399ea4f9674fa6c236e6b5875348c87cccc1dd8fe0130f8cf18ad16f5b99b3c1e
SSDEEP 6144:tY9eHplLV3rdo8EobUFlbqQooK2YiUi+f1Azjm3F/ZT77Gt3E8vunX5Gg:S9wplB3ZoobIqvOsiUP33s3mX5Gg
TLSH
T1BCA4F122F590C470D01A2B3254A5CFE11E78BC7A5F34898F73E93A6DAEB06D1D97019B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

banker 1100 defense_evasion discovery execution gozi isfb persistence privilege_escalation trojan

Malware Config

Extracted

Family

gozi

Extracted

Family

gozi

Botnet

1100

boombom.at/krp3cmg
hipohook.cn/krp3cmg
gumerhot.at/krp3cmg
voligon.cn/krp3cmg
joolpok.at/krp3cmg
nomopef.su/krp3cmg
xiloker.cn/krp3cmg
quihot.at/krp3cmg
joombok.su/krp3cmg
ribomoon.cn/krp3cmg
quartan.su/krp3cmg
chikoole.cn/krp3cmg

Attributes

build
214845
exe_type
worker
server_id
110

rsa_pubkey.plain

serpent.plain

Signatures

Family: Gozi
Gozi is a well-known and widely distributed banking trojan.
banker trojan gozi

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-1-5-21-895009113-1202185046-1686627690-1000\Control Panel\International\Geo\Nation	jaffacakes118_Trojan-Spy.Win32.Zbot.yteu.exe

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
1704	combogon.exe

Executes dropped EXE 1 IoCs

pid	Process
1704	combogon.exe

Unexpected DNS network traffic destination 3 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	flow	ioc	pid	Process
Destination IP	40	208.67.222.222	4808	nslookup.exe
Destination IP	41	208.67.222.222	4808	nslookup.exe
Destination IP	39	208.67.222.222	4808	nslookup.exe

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\USER\S-1-5-21-895009113-1202185046-1686627690-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AppCStub = "C:\\Users\\Admin\\AppData\\Roaming\\avicmres\\combogon.exe"	jaffacakes118_Trojan-Spy.Win32.Zbot.yteu.exe

Suspicious use of SetThreadContext 7 IoCs

description	pid	Process	procid_target
PID 1704 set thread context of 4772	1704	combogon.exe	113
PID 4772 set thread context of 3284	4772	svchost.exe	56
PID 3284 set thread context of 3780	3284	Explorer.EXE	60
PID 3284 set thread context of 4068	3284	Explorer.EXE	62
PID 3284 set thread context of 4860	3284	Explorer.EXE	65
PID 3284 set thread context of 3388	3284	Explorer.EXE	88
PID 3284 set thread context of 1432	3284	Explorer.EXE	93

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

System Information Discovery
T1082

Executes a command shell one-liner 1 TTPs 7 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
1836	cmd.exe
4924	cmd.exe
2352	cmd.exe
5116	cmd.exe
4000	cmd.exe
2508	cmd.exe
4784	cmd.exe

Program crash 7 IoCs

pid	pid_target	Process	procid_target
3536	4888	WerFault.exe	86
4876	4888	WerFault.exe	86
5044	4888	WerFault.exe	86
2272	4888	WerFault.exe	86
1740	4888	WerFault.exe	86
4488	4888	WerFault.exe	86
3032	1704	WerFault.exe	110

System Location Discovery: System Language Discovery 1 TTPs 7 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	combogon.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaffacakes118_Trojan-Spy.Win32.Zbot.yteu.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1704	combogon.exe
1704	combogon.exe
3284	Explorer.EXE
3284	Explorer.EXE
3284	Explorer.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3284	Explorer.EXE

Suspicious behavior: MapViewOfSection 1 TTPs 7 IoCs

defense_evasion privilege_escalation

Process Injection

T1055

pid	Process
1704	combogon.exe
4772	svchost.exe
3284	Explorer.EXE
3284	Explorer.EXE
3284	Explorer.EXE
3284	Explorer.EXE
3284	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3284	Explorer.EXE
Token: SeCreatePagefilePrivilege	3284	Explorer.EXE
Token: SeShutdownPrivilege	3284	Explorer.EXE
Token: SeCreatePagefilePrivilege	3284	Explorer.EXE
Token: SeShutdownPrivilege	3780	RuntimeBroker.exe
Token: SeShutdownPrivilege	3780	RuntimeBroker.exe
Token: SeShutdownPrivilege	3780	RuntimeBroker.exe
Token: SeShutdownPrivilege	3284	Explorer.EXE
Token: SeCreatePagefilePrivilege	3284	Explorer.EXE

Suspicious use of UnmapMainImage 1 TTPs 1 IoCs

defense_evasion privilege_escalation

Process Hollowing

T1055.012

pid	Process
3284	Explorer.EXE

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 4888 wrote to memory of 4000	4888	jaffacakes118_Trojan-Spy.Win32.Zbot.yteu.exe	102
PID 4000 wrote to memory of 2508	4000	cmd.exe	106
PID 4000 wrote to memory of 4784	4000	cmd.exe	107
PID 4000 wrote to memory of 1836	4000	cmd.exe	108
PID 4000 wrote to memory of 4924	4000	cmd.exe	109
PID 4924 wrote to memory of 1704	4924	cmd.exe	110
PID 1704 wrote to memory of 4772	1704	combogon.exe	113
PID 1704 wrote to memory of 4772	1704	combogon.exe	113
PID 4772 wrote to memory of 3284	4772	svchost.exe	56
PID 3284 wrote to memory of 3780	3284	Explorer.EXE	60
PID 3284 wrote to memory of 4068	3284	Explorer.EXE	62
PID 3284 wrote to memory of 4860	3284	Explorer.EXE	65
PID 3284 wrote to memory of 3388	3284	Explorer.EXE	88
PID 3284 wrote to memory of 1432	3284	Explorer.EXE	93
PID 3284 wrote to memory of 2352	3284	Explorer.EXE	123
PID 2352 wrote to memory of 4808	2352	cmd.exe	125
PID 3284 wrote to memory of 5116	3284	Explorer.EXE	126

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3284
- C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Spy.Win32.Zbot.yteu.exe
  "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Spy.Win32.Zbot.yteu.exe"
  2⤵
  - Checks computer location settings
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4888
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 920
    3⤵
    - Program crash
    PID:3536
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 960
    3⤵
    - Program crash
    PID:4876
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 968
    3⤵
    - Program crash
    PID:5044
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 1076
    3⤵
    - Program crash
    PID:2272
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 1096
    3⤵
    - Program crash
    PID:1740
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\F860\7C40.bat" "C:\Users\Admin\AppData\Roaming\avicmres\combogon.exe" "C:\Users\Admin\AppData\Local\Temp\JAFFAC~1.EXE""
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4000
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /C ""C:\Users\Admin\AppData\Roaming\avicmres\combogon.exe" "C:\Users\Admin\AppData\Local\Temp\JAFFAC~1.EXE""
      4⤵
      Executes a command shell one-liner
      System Location Discovery: System Language Discovery
      PID:2508
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /C ""C:\Users\Admin\AppData\Roaming\avicmres\combogon.exe" "C:\Users\Admin\AppData\Local\Temp\JAFFAC~1.EXE""
      4⤵
      Executes a command shell one-liner
      System Location Discovery: System Language Discovery
      PID:4784
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /C ""C:\Users\Admin\AppData\Roaming\avicmres\combogon.exe" "C:\Users\Admin\AppData\Local\Temp\JAFFAC~1.EXE""
      4⤵
      Executes a command shell one-liner
      System Location Discovery: System Language Discovery
      PID:1836
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /C ""C:\Users\Admin\AppData\Roaming\avicmres\combogon.exe" "C:\Users\Admin\AppData\Local\Temp\JAFFAC~1.EXE""
      4⤵
      Executes a command shell one-liner
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:4924
    - - C:\Users\Admin\AppData\Roaming\avicmres\combogon.exe
        
        "C:\Users\Admin\AppData\Roaming\avicmres\combogon.exe" "C:\Users\Admin\AppData\Local\Temp\JAFFAC~1.EXE"
        5⤵
        Deletes itself
        Executes dropped EXE
        Suspicious use of SetThreadContext
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious behavior: MapViewOfSection
        Suspicious use of WriteProcessMemory
        
        PID:1704
      - C:\Windows\system32\svchost.exe
        
        C:\Windows\system32\svchost.exe
        6⤵
        Suspicious use of SetThreadContext
        Suspicious behavior: MapViewOfSection
        Suspicious use of WriteProcessMemory
        
        PID:4772
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1704 -s 152
        6⤵
        Program crash
        
        PID:3032
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 144
    3⤵
    - Program crash
    PID:4488
- C:\Windows\system32\cmd.exe
  cmd /C "nslookup myip.opendns.com resolver1.opendns.com > C:\Users\Admin\AppData\Local\Temp\2175.bi1"
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:2352
- - C:\Windows\system32\nslookup.exe
    nslookup myip.opendns.com resolver1.opendns.com
    3⤵
    - Unexpected DNS network traffic destination
    PID:4808
- C:\Windows\system32\cmd.exe
  cmd /C "echo -------- >> C:\Users\Admin\AppData\Local\Temp\2175.bi1"
  2⤵
  - Executes a command shell one-liner
  PID:5116

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3780

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4068

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4860

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3388

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4888 -ip 4888
1⤵
PID:3472

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:1432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4888 -ip 4888
1⤵
PID:4724

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4888 -ip 4888
1⤵
PID:3056

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4888 -ip 4888
1⤵
PID:2456

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4888 -ip 4888
1⤵
PID:3088

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4888 -ip 4888
1⤵
PID:2608

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1704 -ip 1704
1⤵
PID:4768

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

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

Process Injection

T1055

Process Hollowing

T1055.012

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Process Injection

T1055

Process Hollowing

T1055.012

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

2175.bi1

Path C:\Users\Admin\AppData\Local\Temp\2175.bi1
Size 109B
SHA256 b21f23037ab9b6a783bd8d673e9ec8406ad018f0a9b80192dc67939442514b7a
MD5 dcbbcab2417f69a5496d697472313ec0
SHA1 dad0a5d1721be756c65a6eaf098da1a1fa80046d
SHA512 0784be046ef27e31f7575557c76b6188010bcd31b361e365bc5ea1601f2e541bcb70388ef226efee7e916fd5ad73c40ff039f04ece09c5df3f61af8499a6d192
TLSH
T196B09275A715A04416C0C07C21E06220268522F844C994B074ED80AA02A0AF82B92008
MD5 SHA1 SHA512 TLSH

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2175.bi1

Path C:\Users\Admin\AppData\Local\Temp\2175.bi1
Size 120B
SHA256 749548c61c29cb3be6298a3ce807a5401e50e2729633c4ddc39aca7909075455
MD5 8d007ae3759626d6506c493cc79d0d3e
SHA1 974b92b12c96108d133f404c40d6f582c9f39d3a
SHA512 4ebd84ef5daba7f55f5a39a7a4a8b49f4808e3ea4112252ee92fe1f0608263de53d596b1afa447094e096eb36597b05a8896dfa62acfc3ec7a35aa181d7cd5d5
TLSH
T13CB09275AF19E05416C0C17D25E0A230A68522F944C994B074ED80AB06A0AF82BDE008
MD5 SHA1 SHA512 TLSH

Submit Download

7C40.bat

Path C:\Users\Admin\AppData\Local\Temp\F860\7C40.bat
Size 112B
SHA256 da30632b87be16181573f71a601c6a33431eb5151257ae98d47624f1850b8abf
MD5 d6a19eb72796d244f97d0602db1ac999
SHA1 1fe7a44aaf9b2f7f6b8b0a3281e145e73fe212a2
SHA512 529c3ea637d4ad7e71ce6a4994c5fe98690c33e5edde16779d8983f45ffd212ac1db13eda9a729325c58eef6808d2e3c9942cc09d004713379d027b7bede4514
TLSH
T115B092F620653062B8A05C1EEF2DBCD0A59C784206DD859900A1E28AD58E010080196E
MD5 SHA1 SHA512 TLSH

Submit Download

combogon.exe

Path C:\Users\Admin\AppData\Roaming\avicmres\combogon.exe
Size 482KB
SHA256 d231bc7187252a557d74954f1d6a0f77172121d80edbb0a2ef20e9dfdbda93a1
MD5 c0cab7348e8e01510b930e8a9ce105c1
SHA1 a2dc27a762a5a1562359c265751a3d3bcd0c485d
SHA512 d1ceaaaaab2a2ee858cda83342dc41ae7f1a3240b7cb80d990088ac390839bc399ea4f9674fa6c236e6b5875348c87cccc1dd8fe0130f8cf18ad16f5b99b3c1e
SSDEEP 6144:tY9eHplLV3rdo8EobUFlbqQooK2YiUi+f1Azjm3F/ZT77Gt3E8vunX5Gg:S9wplB3ZoobIqvOsiUP33s3mX5Gg
TLSH
T1BCA4F122F590C470D01A2B3254A5CFE11E78BC7A5F34898F73E93A6DAEB06D1D97019B
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1432-79-0x000001E661000000-0x000001E66108F000-memory.dmp

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memory/1432-65-0x000001E661000000-0x000001E66108F000-memory.dmp

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memory/1432-58-0x000001E661000000-0x000001E66108F000-memory.dmp

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memory/1704-16-0x00000000005B0000-0x00000000005B1000-memory.dmp

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memory/1704-17-0x0000000002260000-0x000000000230A000-memory.dmp

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memory/1704-15-0x0000000002260000-0x000000000230A000-memory.dmp

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memory/1704-46-0x0000000000400000-0x000000000047E000-memory.dmp

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memory/3284-78-0x0000000008F90000-0x000000000901F000-memory.dmp

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memory/3284-69-0x0000000008F90000-0x000000000901F000-memory.dmp

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memory/3284-31-0x0000000008F90000-0x000000000901F000-memory.dmp

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memory/3284-77-0x0000000008F90000-0x000000000901F000-memory.dmp

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memory/3284-25-0x0000000008F90000-0x000000000901F000-memory.dmp

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memory/3284-76-0x0000000008F90000-0x000000000901F000-memory.dmp

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memory/3284-74-0x0000000008F90000-0x000000000901F000-memory.dmp

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memory/3284-64-0x0000000008F90000-0x000000000901F000-memory.dmp

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memory/3284-57-0x0000000008F90000-0x000000000901F000-memory.dmp

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memory/3284-63-0x0000000008F90000-0x000000000901F000-memory.dmp

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memory/3284-59-0x0000000008F90000-0x000000000901F000-memory.dmp

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memory/3388-80-0x000001FA2BFB0000-0x000001FA2C03F000-memory.dmp

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memory/3388-52-0x000001FA2BFB0000-0x000001FA2C03F000-memory.dmp

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memory/3388-56-0x000001FA2BFB0000-0x000001FA2C03F000-memory.dmp

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memory/3780-36-0x0000022F81D80000-0x0000022F81E0F000-memory.dmp

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memory/3780-40-0x0000022F81D80000-0x0000022F81E0F000-memory.dmp

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memory/4068-45-0x0000021FED410000-0x0000021FED49F000-memory.dmp

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memory/4068-41-0x0000021FED410000-0x0000021FED49F000-memory.dmp

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memory/4772-21-0x0000000000920000-0x00000000009AF000-memory.dmp

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memory/4772-29-0x0000000000920000-0x00000000009AF000-memory.dmp

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memory/4860-51-0x000001E5C95B0000-0x000001E5C963F000-memory.dmp

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memory/4860-47-0x000001E5C95B0000-0x000001E5C963F000-memory.dmp

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memory/4888-3-0x00000000004C0000-0x00000000004C1000-memory.dmp

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memory/4888-2-0x0000000002400000-0x00000000024AA000-memory.dmp

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memory/4888-12-0x0000000000400000-0x000000000047E000-memory.dmp

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memory/4888-5-0x0000000000400000-0x000000000047E000-memory.dmp

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memory/4888-4-0x00000000004C0000-0x00000000004C1000-memory.dmp

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memory/4888-1-0x00000000004C0000-0x00000000004C1000-memory.dmp

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memory/4888-0-0x0000000002400000-0x00000000024AA000-memory.dmp

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