3a87fe8f413f5fd9a11a4992eebca11ca8e79b030dc438d6542eef91b279c54e

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
05/07/2024, 23:55

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General

Target
27372ec76887b9b4e3ba61e73cce1abc_JaffaCakes118.pdf
Size 17KB
Sample240705-3yffeszapr
SHA256 3a87fe8f413f5fd9a11a4992eebca11ca8e79b030dc438d6542eef91b279c54e
MD5 27372ec76887b9b4e3ba61e73cce1abc
SHA1 87df5929c9268e592d1cbd97f4001840458cdd46
SHA512 4fad77f1e4f4fa9991cbe3df47a7339bacde2889e9616334a9d7532a8a516a0c25eea57688b77b88122d0f14d97dff3dca3e5269cd3971b6450640ada5eeedfe
SSDEEP 384:gPV181cz2LF44c7czI5ySaIzh+kD1hp2eErJ1mp8cZknhnz5GGYb:HczW44JzhSaMAkhypnmPSnm
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-1-5-21-3642458265-1901903390-453309326-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
760	AcroRd32.exe
760	AcroRd32.exe
760	AcroRd32.exe
760	AcroRd32.exe
760	AcroRd32.exe
760	AcroRd32.exe
760	AcroRd32.exe
760	AcroRd32.exe
760	AcroRd32.exe
760	AcroRd32.exe
760	AcroRd32.exe
760	AcroRd32.exe
760	AcroRd32.exe
760	AcroRd32.exe
760	AcroRd32.exe
760	AcroRd32.exe
760	AcroRd32.exe
760	AcroRd32.exe
760	AcroRd32.exe
760	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
760	AcroRd32.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
760	AcroRd32.exe
760	AcroRd32.exe
760	AcroRd32.exe
760	AcroRd32.exe
760	AcroRd32.exe
760	AcroRd32.exe
760	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 760 wrote to memory of 3716	760	AcroRd32.exe	85
PID 760 wrote to memory of 3716	760	AcroRd32.exe	85
PID 760 wrote to memory of 3716	760	AcroRd32.exe	85
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 1848	3716	RdrCEF.exe	86
PID 3716 wrote to memory of 2372	3716	RdrCEF.exe	87
PID 3716 wrote to memory of 2372	3716	RdrCEF.exe	87
PID 3716 wrote to memory of 2372	3716	RdrCEF.exe	87
PID 3716 wrote to memory of 2372	3716	RdrCEF.exe	87
PID 3716 wrote to memory of 2372	3716	RdrCEF.exe	87
PID 3716 wrote to memory of 2372	3716	RdrCEF.exe	87
PID 3716 wrote to memory of 2372	3716	RdrCEF.exe	87
PID 3716 wrote to memory of 2372	3716	RdrCEF.exe	87
PID 3716 wrote to memory of 2372	3716	RdrCEF.exe	87
PID 3716 wrote to memory of 2372	3716	RdrCEF.exe	87
PID 3716 wrote to memory of 2372	3716	RdrCEF.exe	87
PID 3716 wrote to memory of 2372	3716	RdrCEF.exe	87
PID 3716 wrote to memory of 2372	3716	RdrCEF.exe	87
PID 3716 wrote to memory of 2372	3716	RdrCEF.exe	87
PID 3716 wrote to memory of 2372	3716	RdrCEF.exe	87
PID 3716 wrote to memory of 2372	3716	RdrCEF.exe	87
PID 3716 wrote to memory of 2372	3716	RdrCEF.exe	87
PID 3716 wrote to memory of 2372	3716	RdrCEF.exe	87
PID 3716 wrote to memory of 2372	3716	RdrCEF.exe	87
PID 3716 wrote to memory of 2372	3716	RdrCEF.exe	87

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\27372ec76887b9b4e3ba61e73cce1abc_JaffaCakes118.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:760
- 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:3716
- - 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=7FF8D9A2C404E59F05AF17E65E5ED773 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1848
- - 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=7F5641FBE2124F53DEF52C05D355ED36 --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=7F5641FBE2124F53DEF52C05D355ED36 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2372
- - 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=A281A90FFBE903769E30FE9182596255 --mojo-platform-channel-handle=2136 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2624
- - 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=A7831232337E96B721F3F533F061D4DC --mojo-platform-channel-handle=1956 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1672
- - 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=F1EF874CE7E132C60A9BDA5EE61C95D5 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:632
- - 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=7EDA3FB2AF9C1357F11E383CD611C9EF --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=7EDA3FB2AF9C1357F11E383CD611C9EF --renderer-client-id=7 --mojo-platform-channel-handle=1856 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2436

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3660

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

Loading Replay Monitor...

Downloads

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 64KB
SHA256 a4c5bf6ea6ece03104c2e2a3b0a7bc527aed2212d961bdf48eb72f5e847191c7
MD5 bd331bd3c02b72181848b2b5f6364f58
SHA1 af6076558aa8748ef8a4b5502872163aff3a8c61
SHA512 23b666e52912567335dc31fb32fb55c9ce4386f21833556e4ae8a6b9cc70c07ce441af5546768cf264c2dd732952bb49b2fbc2cb4eede2b4dc8c4cfeb41b85c7
SSDEEP 384:yeldThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:k+elZsLQCZsL3hUS4
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 36KB
SHA256 b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
MD5 b30d3becc8731792523d599d949e63f5
SHA1 19350257e42d7aee17fb3bf139a9d3adb330fad4
SHA512 523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
SSDEEP 24:TLiXlzkrFsgIFsxX3pALXmnHpkDGjmcxBSkomXk+2m9RFTsyg+wmf9Mzm+Zs3tGl:TqlmFTIF3XmHjBoGGR+jMz+LhT
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/760-124-0x000000000A240000-0x000000000A38D000-memory.dmp

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