djvu | b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a

Analysis

max time kernel
137s
max time network
139s
platform
windows7_x64
resource
win7-en
submitted
03/09/2021, 09:06

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General

Target
b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe
Size 781KB
Sample210903-k2rnragacp
SHA256 b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a
MD5 1722ac41d4716258e295807cda56d9bd
SHA1 aac532018ca8c9f9d6f34de4e82f9f45d00ca8f5
SHA512 9e69b1e8c623bdb6b6f8819534531ad450e938918fdba9a3cd5cabc238dad9fc99a15a292ccf8ff273221b19c4a3f11fe0acd0aea88197c1be3d565e391d8e65
MD5 SHA1 SHA512

Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer suricata

Malware Config

Extracted

Family

vidar

Version

40.4

Botnet

https://romkaxarit.tumblr.com/

Attributes

profile_id
517

Signatures

Detected Djvu ransomeware 6 IoCs

resource	yara_rule
behavioral1/memory/1960-54-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/1960-53-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1960-57-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1644-56-0x00000000025E0000-0x00000000026FB000-memory.dmp	family_djvu
behavioral1/memory/1788-62-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/1788-64-0x0000000000400000-0x0000000000537000-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

Vidar Stealer 4 IoCs

stealer

resource	yara_rule
behavioral1/memory/1608-70-0x0000000000400000-0x00000000004D7000-memory.dmp	family_vidar
behavioral1/memory/1608-71-0x000000000049ECBD-mapping.dmp	family_vidar
behavioral1/memory/328-74-0x00000000044E0000-0x00000000045B3000-memory.dmp	family_vidar
behavioral1/memory/1608-75-0x0000000000400000-0x00000000004D7000-memory.dmp	family_vidar

Downloads MZ/PE file

Executes dropped EXE 2 IoCs

pid	Process
328	build2.exe
1608	build2.exe

Loads dropped DLL 6 IoCs

pid	Process
1788	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe
1788	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe
1608	build2.exe
1608	build2.exe
1608	build2.exe
1608	build2.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
392	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-1-5-21-1669990088-476967504-438132596-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\93988fb8-c62d-4f2b-946b-4d81b3e0ae64\\b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe\" --AutoStart"	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.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 1 IoCs

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

flow	ioc
7	api.2ip.ua

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1644 set thread context of 1960	1644	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	26
PID 1796 set thread context of 1788	1796	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	35
PID 328 set thread context of 1608	328	build2.exe	38

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

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1532	timeout.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
1396	taskkill.exe

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	build2.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 0f00000001000000140000003e8e6487f8fd27d322a269a71edaac5d57811286090000000100000034000000303206082b0601050507030106082b0601050507030206082b0601050507030406082b0601050507030306082b0601050507030853000000010000002600000030243022060c2b06010401b231010201050130123010060a2b0601040182373c0101030200c00b00000001000000180000004300b7004f00b7004d00b7004f00b7004400b7004f000000140000000100000014000000a0110a233e96f107ece2af29ef82a57fd030a4b41d00000001000000100000002e0d6875874a44c820912e85e964cfdb030000000100000014000000d1eb23a46d17d68fd92564c2f1f1601764d8e349200000000100000036040000308204323082031aa003020102020101300d06092a864886f70d0101050500307b310b3009060355040613024742311b301906035504080c1247726561746572204d616e636865737465723110300e06035504070c0753616c666f7264311a3018060355040a0c11436f6d6f646f204341204c696d697465643121301f06035504030c18414141204365727469666963617465205365727669636573301e170d3034303130313030303030305a170d3238313233313233353935395a307b310b3009060355040613024742311b301906035504080c1247726561746572204d616e636865737465723110300e06035504070c0753616c666f7264311a3018060355040a0c11436f6d6f646f204341204c696d697465643121301f06035504030c1841414120436572746966696361746520536572766963657330820122300d06092a864886f70d01010105000382010f003082010a0282010100be409df46ee1ea76871c4d45448ebe46c883069dc12afe181f8ee402faf3ab5d508a16310b9a06d0c57022cd492d5463ccb66e68460b53eacb4c24c0bc724eeaf115aef4549a120ac37ab23360e2da8955f32258f3dedccfef8386a28c944f9f68f29890468427c776bfe3cc352c8b5e07646582c048b0a891f9619f762050a891c766b5eb78620356f08a1a13ea31a31ea099fd38f6f62732586f07f56bb8fb142bafb7aaccd6635f738cda0599a838a8cb17783651ace99ef4783a8dcf0fd942e2980cab2f9f0e01deef9f9949f12ddfac744d1b98b547c5e529d1f99018c7629cbe83c7267b3e8a25c7c0dd9de6356810209d8fd8ded2c3849c0d5ee82fc90203010001a381c03081bd301d0603551d0e04160414a0110a233e96f107ece2af29ef82a57fd030a4b4300e0603551d0f0101ff040403020106300f0603551d130101ff040530030101ff307b0603551d1f047430723038a036a0348632687474703a2f2f63726c2e636f6d6f646f63612e636f6d2f414141436572746966696361746553657276696365732e63726c3036a034a0328630687474703a2f2f63726c2e636f6d6f646f2e6e65742f414141436572746966696361746553657276696365732e63726c300d06092a864886f70d010105050003820101000856fc02f09be8ffa4fad67bc64480ce4fc4c5f60058cca6b6bc1449680476e8e6ee5dec020f60d68d50184f264e01e3e6b0a5eebfbc745441bffdfc12b8c74f5af48960057f60b7054af3f6f1c2bfc4b97486b62d7d6bccd2f346dd2fc6e06ac3c334032c7d96dd5ac20ea70a99c1058bab0c2ff35c3acf6c37550987de53406c58effcb6ab656e04f61bdc3ce05a15c69ed9f15948302165036cece92173ec9b03a1e037ada015188ffaba02cea72ca910132cd4e50826ab229760f8905e74d4a29a53bdf2a968e0a26ec2d76cb1a30f9ebfeb68e756f2aef2e32b383a0981b56b85d7be2ded3f1ab7b263e2f5622c82d46a004150f139839f95e93696986e	build2.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	build2.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1960	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe
1960	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe
1788	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe
1788	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe
1608	build2.exe
1608	build2.exe
1608	build2.exe
1608	build2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1396	taskkill.exe

Suspicious use of WriteProcessMemory 55 IoCs

description	pid	Process	procid_target
PID 1644 wrote to memory of 1960	1644	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	26
PID 1644 wrote to memory of 1960	1644	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	26
PID 1644 wrote to memory of 1960	1644	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	26
PID 1644 wrote to memory of 1960	1644	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	26
PID 1644 wrote to memory of 1960	1644	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	26
PID 1644 wrote to memory of 1960	1644	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	26
PID 1644 wrote to memory of 1960	1644	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	26
PID 1644 wrote to memory of 1960	1644	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	26
PID 1644 wrote to memory of 1960	1644	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	26
PID 1644 wrote to memory of 1960	1644	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	26
PID 1644 wrote to memory of 1960	1644	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	26
PID 1960 wrote to memory of 392	1960	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	33
PID 1960 wrote to memory of 392	1960	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	33
PID 1960 wrote to memory of 392	1960	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	33
PID 1960 wrote to memory of 392	1960	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	33
PID 1960 wrote to memory of 1796	1960	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	34
PID 1960 wrote to memory of 1796	1960	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	34
PID 1960 wrote to memory of 1796	1960	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	34
PID 1960 wrote to memory of 1796	1960	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	34
PID 1796 wrote to memory of 1788	1796	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	35
PID 1796 wrote to memory of 1788	1796	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	35
PID 1796 wrote to memory of 1788	1796	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	35
PID 1796 wrote to memory of 1788	1796	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	35
PID 1796 wrote to memory of 1788	1796	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	35
PID 1796 wrote to memory of 1788	1796	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	35
PID 1796 wrote to memory of 1788	1796	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	35
PID 1796 wrote to memory of 1788	1796	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	35
PID 1796 wrote to memory of 1788	1796	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	35
PID 1796 wrote to memory of 1788	1796	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	35
PID 1796 wrote to memory of 1788	1796	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	35
PID 1788 wrote to memory of 328	1788	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	37
PID 1788 wrote to memory of 328	1788	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	37
PID 1788 wrote to memory of 328	1788	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	37
PID 1788 wrote to memory of 328	1788	b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe	37
PID 328 wrote to memory of 1608	328	build2.exe	38
PID 328 wrote to memory of 1608	328	build2.exe	38
PID 328 wrote to memory of 1608	328	build2.exe	38
PID 328 wrote to memory of 1608	328	build2.exe	38
PID 328 wrote to memory of 1608	328	build2.exe	38
PID 328 wrote to memory of 1608	328	build2.exe	38
PID 328 wrote to memory of 1608	328	build2.exe	38
PID 328 wrote to memory of 1608	328	build2.exe	38
PID 328 wrote to memory of 1608	328	build2.exe	38
PID 1608 wrote to memory of 1796	1608	build2.exe	41
PID 1608 wrote to memory of 1796	1608	build2.exe	41
PID 1608 wrote to memory of 1796	1608	build2.exe	41
PID 1608 wrote to memory of 1796	1608	build2.exe	41
PID 1796 wrote to memory of 1396	1796	cmd.exe	43
PID 1796 wrote to memory of 1396	1796	cmd.exe	43
PID 1796 wrote to memory of 1396	1796	cmd.exe	43
PID 1796 wrote to memory of 1396	1796	cmd.exe	43
PID 1796 wrote to memory of 1532	1796	cmd.exe	45
PID 1796 wrote to memory of 1532	1796	cmd.exe	45
PID 1796 wrote to memory of 1532	1796	cmd.exe	45
PID 1796 wrote to memory of 1532	1796	cmd.exe	45

C:\Users\Admin\AppData\Local\Temp\b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe
"C:\Users\Admin\AppData\Local\Temp\b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1644
- C:\Users\Admin\AppData\Local\Temp\b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe
  "C:\Users\Admin\AppData\Local\Temp\b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1960
- - C:\Windows\SysWOW64\icacls.exe
    icacls "C:\Users\Admin\AppData\Local\93988fb8-c62d-4f2b-946b-4d81b3e0ae64" /deny *S-1-1-0:(OI)(CI)(DE,DC)
    3⤵
    - Modifies file permissions
    PID:392
- - C:\Users\Admin\AppData\Local\Temp\b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe
    "C:\Users\Admin\AppData\Local\Temp\b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe" --Admin IsNotAutoStart IsNotTask
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:1796
  - - C:\Users\Admin\AppData\Local\Temp\b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe
      "C:\Users\Admin\AppData\Local\Temp\b3ad13f776f60df12ef17cf20772f823a78941ba1d7ccd7e32d290ac7b3f9e7a.exe" --Admin IsNotAutoStart IsNotTask
      4⤵
      Loads dropped DLL
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:1788
    - - C:\Users\Admin\AppData\Local\d52a509d-94e7-4f10-8a04-cbf3a16405ee\build2.exe
        
        "C:\Users\Admin\AppData\Local\d52a509d-94e7-4f10-8a04-cbf3a16405ee\build2.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:328
      - C:\Users\Admin\AppData\Local\d52a509d-94e7-4f10-8a04-cbf3a16405ee\build2.exe
        
        "C:\Users\Admin\AppData\Local\d52a509d-94e7-4f10-8a04-cbf3a16405ee\build2.exe"
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        Checks processor information in registry
        Modifies system certificate store
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:1608
        
        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\d52a509d-94e7-4f10-8a04-cbf3a16405ee\build2.exe" & del C:\ProgramData\*.dll & exit
        7⤵
        Suspicious use of WriteProcessMemory
        
        PID:1796
        
        C:\Windows\SysWOW64\taskkill.exe
        
        taskkill /im build2.exe /f
        8⤵
        Kills process with taskkill
        Suspicious use of AdjustPrivilegeToken
        
        PID:1396
        
        C:\Windows\SysWOW64\timeout.exe
        
        timeout /t 6
        8⤵
        Delays execution with timeout.exe
        
        PID:1532

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

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/328-74-0x00000000044E0000-0x00000000045B3000-memory.dmp

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memory/1608-75-0x0000000000400000-0x00000000004D7000-memory.dmp

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memory/1608-70-0x0000000000400000-0x00000000004D7000-memory.dmp

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memory/1644-56-0x00000000025E0000-0x00000000026FB000-memory.dmp

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memory/1788-64-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/1960-57-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/1960-55-0x0000000075231000-0x0000000075233000-memory.dmp

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memory/1960-53-0x0000000000400000-0x0000000000537000-memory.dmp

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