df3e7ff60355c9e0275f0fa7521846bfa7abcc83c4dfe9a0120e7dc766a037fb

Analysis

max time kernel
147s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 00:19

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General

Target
084d3ee41380d840975a5dd7d2e63984.pdf
Size 84KB
Sample231230-al6smafffp
SHA256 df3e7ff60355c9e0275f0fa7521846bfa7abcc83c4dfe9a0120e7dc766a037fb
MD5 084d3ee41380d840975a5dd7d2e63984
SHA1 650a42cd3320b0c7ddab99dce3f0100a5f7c22de
SHA512 4fe5ea08af1a32aaf06b871459260555fb8c0c3f5bb207527d105a0fb22d59fb65408f80fe990b61a5ca57b21ea25b1e5c8b6ef1d4f2e3dad985df661ac7c8b8
SSDEEP 1536:1qK+Ve3CH95jB5FBtc71ZzyaCIbiWHpOv1CHdGUC6WYEmTi0qqBbi:kBeSpjwjznCIev8CMTBquW
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
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4592	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe
4592	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4592 wrote to memory of 1324	4592	AcroRd32.exe	92
PID 4592 wrote to memory of 1324	4592	AcroRd32.exe	92
PID 4592 wrote to memory of 1324	4592	AcroRd32.exe	92
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 1392	1324	RdrCEF.exe	93
PID 1324 wrote to memory of 2808	1324	RdrCEF.exe	94
PID 1324 wrote to memory of 2808	1324	RdrCEF.exe	94
PID 1324 wrote to memory of 2808	1324	RdrCEF.exe	94
PID 1324 wrote to memory of 2808	1324	RdrCEF.exe	94
PID 1324 wrote to memory of 2808	1324	RdrCEF.exe	94
PID 1324 wrote to memory of 2808	1324	RdrCEF.exe	94
PID 1324 wrote to memory of 2808	1324	RdrCEF.exe	94
PID 1324 wrote to memory of 2808	1324	RdrCEF.exe	94
PID 1324 wrote to memory of 2808	1324	RdrCEF.exe	94
PID 1324 wrote to memory of 2808	1324	RdrCEF.exe	94
PID 1324 wrote to memory of 2808	1324	RdrCEF.exe	94
PID 1324 wrote to memory of 2808	1324	RdrCEF.exe	94
PID 1324 wrote to memory of 2808	1324	RdrCEF.exe	94
PID 1324 wrote to memory of 2808	1324	RdrCEF.exe	94
PID 1324 wrote to memory of 2808	1324	RdrCEF.exe	94
PID 1324 wrote to memory of 2808	1324	RdrCEF.exe	94
PID 1324 wrote to memory of 2808	1324	RdrCEF.exe	94
PID 1324 wrote to memory of 2808	1324	RdrCEF.exe	94
PID 1324 wrote to memory of 2808	1324	RdrCEF.exe	94
PID 1324 wrote to memory of 2808	1324	RdrCEF.exe	94

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\084d3ee41380d840975a5dd7d2e63984.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:4592
- 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:1324
- - 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=3750332F49DD49985414DDAA4A059FC8 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1392
- - 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=2C70AD7E499A64E022AD875BD36B730D --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=2C70AD7E499A64E022AD875BD36B730D --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2808
- - 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=F2E5D1D5BA7EC03D18D5BABF0C05BFF0 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:60
- - 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=31117769E94E474D714F593E9FC49106 --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=31117769E94E474D714F593E9FC49106 --renderer-client-id=5 --mojo-platform-channel-handle=2388 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1632
- - 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=1F9B4798D762D416EE4C24ED4D2BB107 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1592
- - 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=9ABEB46D4ECC17C5403D4067B7E26950 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4064

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:632

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 9e726814828408e3d7c61b4da0930d2e87ca069eb65958f7844782177badad84
MD5 2618fb18d6a5075f2dfe7fa36c5deeb1
SHA1 7112186d14ef6bceb75ae2dc706ac70a24aff1eb
SHA512 292da54677b574b7cb51e687ba21cd7954544842c4fff8d61c2814898672fae702626dcda6013651109a71abc1cbff5e96929c6ff6494af9953648b53d333b6c
SSDEEP 384:yeadThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:Z+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/4592-26-0x000000000BD40000-0x000000000BD90000-memory.dmp

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memory/4592-27-0x000000000BD40000-0x000000000BD61000-memory.dmp

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