djvu | a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897

Analysis

max time kernel
146s
max time network
153s
platform
windows10_x64
resource
win10-en-20210920
submitted
24/09/2021, 06:11

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General

Target
a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe
Size 697KB
Sample210924-gxpf2sgacl
SHA256 a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897
MD5 271806b0e287b2bf1a3d88bedd98702e
SHA1 a505ffbb2efa1fd262021c3d0414dfee3da6e2e6
SHA512 50b06a186bdb63d9b3bdbfdad541559c215c4b93152a4d279786658f251e4043dab45b2c7d33f0b5279b5d6a468e50a248aafba39f3d583b107b937eb8c1de27
MD5 SHA1 SHA512

Score

10^/10

djvu vidar discovery persistence ransomware spyware stealer suricata

Malware Config

Signatures

Detected Djvu ransomware 6 IoCs

resource	yara_rule
behavioral2/memory/1808-115-0x0000000002380000-0x000000000249B000-memory.dmp	family_djvu
behavioral2/memory/1840-116-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/1840-117-0x0000000000424141-mapping.dmp	family_djvu
behavioral2/memory/1840-118-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/3280-123-0x0000000000424141-mapping.dmp	family_djvu
behavioral2/memory/3280-124-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu

Djvu Ransomware
Ransomware which is a variant of the STOP family.
ransomware djvu
Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata

Vidar Stealer 6 IoCs

stealer

resource	yara_rule
behavioral2/memory/1124-129-0x00000000004A032D-mapping.dmp	family_vidar
behavioral2/memory/1124-128-0x0000000000400000-0x00000000004D7000-memory.dmp	family_vidar
behavioral2/memory/1124-132-0x0000000000400000-0x00000000004D7000-memory.dmp	family_vidar
behavioral2/memory/2416-131-0x0000000003110000-0x00000000031E4000-memory.dmp	family_vidar
behavioral2/memory/792-139-0x0000000003330000-0x000000000347A000-memory.dmp	family_vidar
behavioral2/memory/2152-159-0x0000000003250000-0x00000000032FE000-memory.dmp	family_vidar

Downloads MZ/PE file

Executes dropped EXE 6 IoCs

pid	Process
2416	build2.exe
1124	build2.exe
792	build3.exe
4060	build3.exe
2152	mstsca.exe
2532	mstsca.exe

Loads dropped DLL 2 IoCs

pid	Process
1124	build2.exe
1124	build2.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
2536	icacls.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses 2FA software files, possible credential harvesting 2 TTPs
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\d9741987-f048-4981-ac82-905774e5411c\\a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe\" --AutoStart"	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	api.2ip.ua
3	api.2ip.ua

Suspicious use of SetThreadContext 5 IoCs

description	pid	Process	procid_target
PID 1808 set thread context of 1840	1808	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	70
PID 2768 set thread context of 3280	2768	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	74
PID 2416 set thread context of 1124	2416	build2.exe	76
PID 792 set thread context of 4060	792	build3.exe	78
PID 2152 set thread context of 2532	2152	mstsca.exe	89

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	build2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	build2.exe

Creates scheduled task(s) 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
3640	schtasks.exe
2796	schtasks.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1192	timeout.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
2896	taskkill.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
1840	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe
1840	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe
3280	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe
3280	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe
1124	build2.exe
1124	build2.exe
1124	build2.exe
1124	build2.exe
1124	build2.exe
1124	build2.exe
1124	build2.exe
1124	build2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2896	taskkill.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1808 wrote to memory of 1840	1808	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	70
PID 1808 wrote to memory of 1840	1808	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	70
PID 1808 wrote to memory of 1840	1808	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	70
PID 1808 wrote to memory of 1840	1808	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	70
PID 1808 wrote to memory of 1840	1808	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	70
PID 1808 wrote to memory of 1840	1808	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	70
PID 1808 wrote to memory of 1840	1808	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	70
PID 1808 wrote to memory of 1840	1808	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	70
PID 1808 wrote to memory of 1840	1808	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	70
PID 1808 wrote to memory of 1840	1808	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	70
PID 1840 wrote to memory of 2536	1840	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	71
PID 1840 wrote to memory of 2536	1840	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	71
PID 1840 wrote to memory of 2536	1840	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	71
PID 1840 wrote to memory of 2768	1840	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	72
PID 1840 wrote to memory of 2768	1840	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	72
PID 1840 wrote to memory of 2768	1840	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	72
PID 2768 wrote to memory of 3280	2768	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	74
PID 2768 wrote to memory of 3280	2768	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	74
PID 2768 wrote to memory of 3280	2768	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	74
PID 2768 wrote to memory of 3280	2768	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	74
PID 2768 wrote to memory of 3280	2768	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	74
PID 2768 wrote to memory of 3280	2768	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	74
PID 2768 wrote to memory of 3280	2768	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	74
PID 2768 wrote to memory of 3280	2768	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	74
PID 2768 wrote to memory of 3280	2768	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	74
PID 2768 wrote to memory of 3280	2768	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	74
PID 3280 wrote to memory of 2416	3280	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	75
PID 3280 wrote to memory of 2416	3280	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	75
PID 3280 wrote to memory of 2416	3280	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	75
PID 2416 wrote to memory of 1124	2416	build2.exe	76
PID 2416 wrote to memory of 1124	2416	build2.exe	76
PID 2416 wrote to memory of 1124	2416	build2.exe	76
PID 2416 wrote to memory of 1124	2416	build2.exe	76
PID 2416 wrote to memory of 1124	2416	build2.exe	76
PID 2416 wrote to memory of 1124	2416	build2.exe	76
PID 2416 wrote to memory of 1124	2416	build2.exe	76
PID 2416 wrote to memory of 1124	2416	build2.exe	76
PID 3280 wrote to memory of 792	3280	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	77
PID 3280 wrote to memory of 792	3280	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	77
PID 3280 wrote to memory of 792	3280	a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe	77
PID 792 wrote to memory of 4060	792	build3.exe	78
PID 792 wrote to memory of 4060	792	build3.exe	78
PID 792 wrote to memory of 4060	792	build3.exe	78
PID 792 wrote to memory of 4060	792	build3.exe	78
PID 792 wrote to memory of 4060	792	build3.exe	78
PID 792 wrote to memory of 4060	792	build3.exe	78
PID 792 wrote to memory of 4060	792	build3.exe	78
PID 792 wrote to memory of 4060	792	build3.exe	78
PID 792 wrote to memory of 4060	792	build3.exe	78
PID 4060 wrote to memory of 3640	4060	build3.exe	79
PID 4060 wrote to memory of 3640	4060	build3.exe	79
PID 4060 wrote to memory of 3640	4060	build3.exe	79
PID 1124 wrote to memory of 3464	1124	build2.exe	81
PID 1124 wrote to memory of 3464	1124	build2.exe	81
PID 1124 wrote to memory of 3464	1124	build2.exe	81
PID 3464 wrote to memory of 2896	3464	cmd.exe	83
PID 3464 wrote to memory of 2896	3464	cmd.exe	83
PID 3464 wrote to memory of 2896	3464	cmd.exe	83
PID 3464 wrote to memory of 1192	3464	cmd.exe	85
PID 3464 wrote to memory of 1192	3464	cmd.exe	85
PID 3464 wrote to memory of 1192	3464	cmd.exe	85
PID 2152 wrote to memory of 2532	2152	mstsca.exe	89
PID 2152 wrote to memory of 2532	2152	mstsca.exe	89
PID 2152 wrote to memory of 2532	2152	mstsca.exe	89

C:\Users\Admin\AppData\Local\Temp\a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe
"C:\Users\Admin\AppData\Local\Temp\a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1808
- C:\Users\Admin\AppData\Local\Temp\a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe
  "C:\Users\Admin\AppData\Local\Temp\a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe"
  2⤵
  - Adds Run key to start application
  - Modifies system certificate store
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1840
- - C:\Windows\SysWOW64\icacls.exe
    icacls "C:\Users\Admin\AppData\Local\d9741987-f048-4981-ac82-905774e5411c" /deny *S-1-1-0:(OI)(CI)(DE,DC)
    3⤵
    - Modifies file permissions
    PID:2536
- - C:\Users\Admin\AppData\Local\Temp\a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe
    "C:\Users\Admin\AppData\Local\Temp\a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe" --Admin IsNotAutoStart IsNotTask
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:2768
  - - C:\Users\Admin\AppData\Local\Temp\a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe
      "C:\Users\Admin\AppData\Local\Temp\a48d6103ec10de6c9ddfa5c1f3dce6eeb6ae7cb536d97b5ce74810073a3ea897.exe" --Admin IsNotAutoStart IsNotTask
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:3280
    - - C:\Users\Admin\AppData\Local\8386aefe-79d4-447c-afc0-7257e7d117df\build2.exe
        
        "C:\Users\Admin\AppData\Local\8386aefe-79d4-447c-afc0-7257e7d117df\build2.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:2416
      - C:\Users\Admin\AppData\Local\8386aefe-79d4-447c-afc0-7257e7d117df\build2.exe
        
        "C:\Users\Admin\AppData\Local\8386aefe-79d4-447c-afc0-7257e7d117df\build2.exe"
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        Checks processor information in registry
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:1124
        
        C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /c taskkill /im build2.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\8386aefe-79d4-447c-afc0-7257e7d117df\build2.exe" & del C:\ProgramData\*.dll & exit
        7⤵
        Suspicious use of WriteProcessMemory
        
        PID:3464
        
        C:\Windows\SysWOW64\taskkill.exe
        
        taskkill /im build2.exe /f
        8⤵
        Kills process with taskkill
        Suspicious use of AdjustPrivilegeToken
        
        PID:2896
        
        C:\Windows\SysWOW64\timeout.exe
        
        timeout /t 6
        8⤵
        Delays execution with timeout.exe
        
        PID:1192
    - - C:\Users\Admin\AppData\Local\8386aefe-79d4-447c-afc0-7257e7d117df\build3.exe
        
        "C:\Users\Admin\AppData\Local\8386aefe-79d4-447c-afc0-7257e7d117df\build3.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:792
      - C:\Users\Admin\AppData\Local\8386aefe-79d4-447c-afc0-7257e7d117df\build3.exe
        
        "C:\Users\Admin\AppData\Local\8386aefe-79d4-447c-afc0-7257e7d117df\build3.exe"
        6⤵
        Executes dropped EXE
        Suspicious use of WriteProcessMemory
        
        PID:4060
        
        C:\Windows\SysWOW64\schtasks.exe
        
        /C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"
        7⤵
        Creates scheduled task(s)
        
        PID:3640

C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2152
- C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
  2⤵
  - Executes dropped EXE
  PID:2532
- - C:\Windows\SysWOW64\schtasks.exe
    /C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"
    3⤵
    - Creates scheduled task(s)
    PID:2796

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

File and Directory Permissions Modification

T1222

Install Root Certificate

T1130

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/792-139-0x0000000003330000-0x000000000347A000-memory.dmp

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memory/1124-128-0x0000000000400000-0x00000000004D7000-memory.dmp

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memory/1124-132-0x0000000000400000-0x00000000004D7000-memory.dmp

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memory/1808-115-0x0000000002380000-0x000000000249B000-memory.dmp

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memory/1840-116-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/1840-118-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/2152-159-0x0000000003250000-0x00000000032FE000-memory.dmp

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memory/2416-131-0x0000000003110000-0x00000000031E4000-memory.dmp

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memory/3280-124-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/4060-140-0x0000000000400000-0x0000000000406000-memory.dmp

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memory/4060-136-0x0000000000400000-0x0000000000406000-memory.dmp

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