d314979381670be394531a78835a56e5e5894aa7aa43da36d86fcda97db2567b

Resubmissions

09/03/2024, 00:10

240309-agetcabb6y8

09/03/2024, 00:06

240309-adr99sac648

Analysis

max time kernel
141s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
09/03/2024, 00:06

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General

Target
AMASS 2.0/Virus Scan Declaration.pdf
Size 242KB
Sample240309-adr99sac64
SHA256 24349720d24448b85b3ce7ccef38dc51c641a4bb51ab08eee0ba77d5399b2e4d
MD5 ab4037f271966d157b1c272940ed02ae
SHA1 3646da51690e301eee407ff32bdb5946d85512ef
SHA512 5619ecad9cf6723631d3be9ad94a904244aa994b1372e10f0f8fdb4dffa864ee733fc8f2af68cee15dfdaf518d407459fe752ba1f5e40eec9d24b8d83566332e
SSDEEP 6144:ALsF0EAMYcPjMK/PA5iASu++71pQh8YvPMDTit22QGm9t:A4FFDPoIP0nSu++bWv0DWU2K
MD5 SHA1 SHA512 SSDEEP

Score

1^/10

Malware Config

Signatures

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	AcroRd32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1452	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe
1452	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1452 wrote to memory of 1184	1452	AcroRd32.exe	83
PID 1452 wrote to memory of 1184	1452	AcroRd32.exe	83
PID 1452 wrote to memory of 1184	1452	AcroRd32.exe	83
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 4812	1184	RdrCEF.exe	84
PID 1184 wrote to memory of 2448	1184	RdrCEF.exe	85
PID 1184 wrote to memory of 2448	1184	RdrCEF.exe	85
PID 1184 wrote to memory of 2448	1184	RdrCEF.exe	85
PID 1184 wrote to memory of 2448	1184	RdrCEF.exe	85
PID 1184 wrote to memory of 2448	1184	RdrCEF.exe	85
PID 1184 wrote to memory of 2448	1184	RdrCEF.exe	85
PID 1184 wrote to memory of 2448	1184	RdrCEF.exe	85
PID 1184 wrote to memory of 2448	1184	RdrCEF.exe	85
PID 1184 wrote to memory of 2448	1184	RdrCEF.exe	85
PID 1184 wrote to memory of 2448	1184	RdrCEF.exe	85
PID 1184 wrote to memory of 2448	1184	RdrCEF.exe	85
PID 1184 wrote to memory of 2448	1184	RdrCEF.exe	85
PID 1184 wrote to memory of 2448	1184	RdrCEF.exe	85
PID 1184 wrote to memory of 2448	1184	RdrCEF.exe	85
PID 1184 wrote to memory of 2448	1184	RdrCEF.exe	85
PID 1184 wrote to memory of 2448	1184	RdrCEF.exe	85
PID 1184 wrote to memory of 2448	1184	RdrCEF.exe	85
PID 1184 wrote to memory of 2448	1184	RdrCEF.exe	85
PID 1184 wrote to memory of 2448	1184	RdrCEF.exe	85
PID 1184 wrote to memory of 2448	1184	RdrCEF.exe	85

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\AMASS 2.0\Virus Scan Declaration.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1452
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1184
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=BFF31AA834D84AD5AABFCD9AD4884061 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4812
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=EBED8090853AF53D3C8A9B29095E45E1 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=EBED8090853AF53D3C8A9B29095E45E1 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2448
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=2CE9B266DB3475D3B35BD50C1E5379B0 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4992
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=30D8B7F97CD65DD1F2F4A571279C0A66 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1888
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=32318DA71CE5759FCF65B989E059BACE --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=32318DA71CE5759FCF65B989E059BACE --renderer-client-id=6 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1916
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=88EAE538C71EBB5EF084F9BC391D9623 --mojo-platform-channel-handle=2548 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3308

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3944

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 64KB
SHA256 070f39668459fac6ee1cf17d2422017103526b5557361616a92321190d783097
MD5 49e0ae50ecba01530ffba980426c03bc
SHA1 5e34e49477ddb5b08112fe19d6c2260dc244682d
SHA512 fa2b25337a45270cb136e417584e78f33132464291f2eda47982dd3f1650e849224919b1525ca7f8401e4de1d84fd2745d28addfd6eaac9fa78e084623878833
SSDEEP 384:yeGdThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:N+elZsLQCZsL3hUS4
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 56KB
SHA256 6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef
MD5 c26ed30e7d5ab440480838636efc41db
SHA1 c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591
SHA512 96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df
SSDEEP 192:xedRBsKhTB4p4CitZtkZsLRGVDbw6H3ph+v3YQa9:xe+KhBvkZsLRGlzh+vS9
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 56KB
SHA256 111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
MD5 752a1f26b18748311b691c7d8fc20633
SHA1 c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA512 a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
SSDEEP 192:wedRBvVrThe4p4/KhTB4p4CitZtkZsLRGVDbw6H3ph+v3YQa9:weZdThkKhBvkZsLRGlzh+vS9
MD5 SHA1 SHA512 SSDEEP

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memory/1452-27-0x000000000A190000-0x000000000A1B1000-memory.dmp

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