877c4bef21af4bad7ca16634647dab5fec40dd40c68c2fe8c8c65ac58826c5c0

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
30/05/2024, 05:06

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General

Target
831dd5c39e093a563a52acea62703630_JaffaCakes118.pdf
Size 44KB
Sample240530-frlyasff6w
SHA256 877c4bef21af4bad7ca16634647dab5fec40dd40c68c2fe8c8c65ac58826c5c0
MD5 831dd5c39e093a563a52acea62703630
SHA1 0364e4f13eb6b88280011f958e1c318459f15dfe
SHA512 ce4650a93937e304ca1fe2464591d8520f3bf6e4d7e57ba3784bafe85ae3d3519fead1e205f9a7b6edf3882504ca422d7ad358f1c46c8a6f3ec878729dcb33fd
SSDEEP 768:3gGzpDPap2B2/Ixjh6ovThwfwyosFQQyzzVcWhxKSoGF1ItcvuJutPwU7zIz:QGFTap2tnyrFQ1dTCSxocth7zIz
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-1-5-21-540404634-651139247-2967210625-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4664	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4664 wrote to memory of 2460	4664	AcroRd32.exe	88
PID 4664 wrote to memory of 2460	4664	AcroRd32.exe	88
PID 4664 wrote to memory of 2460	4664	AcroRd32.exe	88
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4560	2460	RdrCEF.exe	90
PID 2460 wrote to memory of 4140	2460	RdrCEF.exe	91
PID 2460 wrote to memory of 4140	2460	RdrCEF.exe	91
PID 2460 wrote to memory of 4140	2460	RdrCEF.exe	91
PID 2460 wrote to memory of 4140	2460	RdrCEF.exe	91
PID 2460 wrote to memory of 4140	2460	RdrCEF.exe	91
PID 2460 wrote to memory of 4140	2460	RdrCEF.exe	91
PID 2460 wrote to memory of 4140	2460	RdrCEF.exe	91
PID 2460 wrote to memory of 4140	2460	RdrCEF.exe	91
PID 2460 wrote to memory of 4140	2460	RdrCEF.exe	91
PID 2460 wrote to memory of 4140	2460	RdrCEF.exe	91
PID 2460 wrote to memory of 4140	2460	RdrCEF.exe	91
PID 2460 wrote to memory of 4140	2460	RdrCEF.exe	91
PID 2460 wrote to memory of 4140	2460	RdrCEF.exe	91
PID 2460 wrote to memory of 4140	2460	RdrCEF.exe	91
PID 2460 wrote to memory of 4140	2460	RdrCEF.exe	91
PID 2460 wrote to memory of 4140	2460	RdrCEF.exe	91
PID 2460 wrote to memory of 4140	2460	RdrCEF.exe	91
PID 2460 wrote to memory of 4140	2460	RdrCEF.exe	91
PID 2460 wrote to memory of 4140	2460	RdrCEF.exe	91
PID 2460 wrote to memory of 4140	2460	RdrCEF.exe	91

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\831dd5c39e093a563a52acea62703630_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:4664
- 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:2460
- - 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=61BFAFA1A15594C336FFCB382B441EB6 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4560
- - 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=D8E69634FBDA942DB49C26DB142CA766 --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=D8E69634FBDA942DB49C26DB142CA766 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4140
- - 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=3CA2BC58DF20DDE97A769A31F42927BF --mojo-platform-channel-handle=1852 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2556
- - 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=0090257CE72558841DDA7451152A00C6 --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=0090257CE72558841DDA7451152A00C6 --renderer-client-id=5 --mojo-platform-channel-handle=1856 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3644
- - 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=AF7B3FEF8D0214B9EED1391AC82C4219 --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2264
- - 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=3FE4B96B6CF121A3F1B84FF0FBA16BD7 --mojo-platform-channel-handle=2808 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3804

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2308

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 2421d16419d742e28e04c39cd99578334c057d493fe78a7eb826d886bf849b22
MD5 4201a993c51fb6625978ef6bd4e27406
SHA1 47b79957f6dfe1c95dd82f8f50e8fab5307890da
SHA512 9ac504fe6422b354f132916b838aba12ac55375a1e50cea79d8b76fec24b09b8311f9e819af9397566e260c02f4849358bbca3898100c59b20d47d7478503487
SSDEEP 384:yeMdThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:3+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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