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Analysis
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max time kernel
141s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
24/08/2023, 01:55
Static task
static1
Behavioral task
behavioral1
Sample
dni (pdf.io).pdf
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
dni (pdf.io).pdf
Resource
win10v2004-20230703-en
General
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Target
dni (pdf.io).pdf
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Size
345KB
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MD5
5ad47b1b3ad5ae401d03ba5a81e0fcb1
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SHA1
2ea2eddb1897822cd28bdb2c148bf016f9b935df
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SHA256
e7da5a22bdb69e9a59ceea92c346096c8e47506df736ee77f8b470648e672d51
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SHA512
c4536254a4b44eaf4461064c74192ba1889dc6b4fa6657fba6f36558abbc9bc27a72c24f8248259bbe72e501417bd12681f71d51685910fca0722c360f4ae4cf
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SSDEEP
6144:E2eRlE/XnWYeip80vc7lCHipV4CA4rbieQUkfmrH0J+EJQ7Ym2OzpSVg2M:E7RlE/G8q3phj+7q7h/pQg2M
Malware Config
Signatures
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4848 AcroRd32.exe 4848 AcroRd32.exe 4848 AcroRd32.exe 4848 AcroRd32.exe 4848 AcroRd32.exe 4848 AcroRd32.exe 4848 AcroRd32.exe 4848 AcroRd32.exe 4848 AcroRd32.exe 4848 AcroRd32.exe 4848 AcroRd32.exe 4848 AcroRd32.exe 4848 AcroRd32.exe 4848 AcroRd32.exe 4848 AcroRd32.exe 4848 AcroRd32.exe 4848 AcroRd32.exe 4848 AcroRd32.exe 4848 AcroRd32.exe 4848 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4848 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4848 AcroRd32.exe 4848 AcroRd32.exe 4848 AcroRd32.exe 4848 AcroRd32.exe 4848 AcroRd32.exe 4848 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4848 wrote to memory of 412 4848 AcroRd32.exe 85 PID 4848 wrote to memory of 412 4848 AcroRd32.exe 85 PID 4848 wrote to memory of 412 4848 AcroRd32.exe 85 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4192 412 RdrCEF.exe 87 PID 412 wrote to memory of 4088 412 RdrCEF.exe 88 PID 412 wrote to memory of 4088 412 RdrCEF.exe 88 PID 412 wrote to memory of 4088 412 RdrCEF.exe 88 PID 412 wrote to memory of 4088 412 RdrCEF.exe 88 PID 412 wrote to memory of 4088 412 RdrCEF.exe 88 PID 412 wrote to memory of 4088 412 RdrCEF.exe 88 PID 412 wrote to memory of 4088 412 RdrCEF.exe 88 PID 412 wrote to memory of 4088 412 RdrCEF.exe 88 PID 412 wrote to memory of 4088 412 RdrCEF.exe 88 PID 412 wrote to memory of 4088 412 RdrCEF.exe 88 PID 412 wrote to memory of 4088 412 RdrCEF.exe 88 PID 412 wrote to memory of 4088 412 RdrCEF.exe 88 PID 412 wrote to memory of 4088 412 RdrCEF.exe 88 PID 412 wrote to memory of 4088 412 RdrCEF.exe 88 PID 412 wrote to memory of 4088 412 RdrCEF.exe 88 PID 412 wrote to memory of 4088 412 RdrCEF.exe 88 PID 412 wrote to memory of 4088 412 RdrCEF.exe 88 PID 412 wrote to memory of 4088 412 RdrCEF.exe 88 PID 412 wrote to memory of 4088 412 RdrCEF.exe 88 PID 412 wrote to memory of 4088 412 RdrCEF.exe 88
Processes
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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\dni (pdf.io).pdf"1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4848 -
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=165140432⤵
- Suspicious use of WriteProcessMemory
PID:412 -
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=52AC88A87443C952B9C81F0988A480C1 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4192
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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=3A8D20EE61BC2B9B24D2794459C04B11 --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=3A8D20EE61BC2B9B24D2794459C04B11 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:13⤵PID:4088
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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=B5647628198391E490459C3050DAC857 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2084
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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=80F3FBEC685B06BD3BD248213C99418B --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=80F3FBEC685B06BD3BD248213C99418B --renderer-client-id=5 --mojo-platform-channel-handle=2464 --allow-no-sandbox-job /prefetch:13⤵PID:3148
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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=7A8C496121DE331B2716E060CF43B89C --mojo-platform-channel-handle=1984 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1148
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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=EA5DFCE7B9677824999BDBD126FE8713 --mojo-platform-channel-handle=2376 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4700
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4936
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD546f3a99a3f6415a574406513ec98a316
SHA14eb372649a4d27f5ab1c99ad4ee01766988d8d2a
SHA2561f27c252cfb7287c543c95bf6045b9858ce42429198440e0f11d2e0a26a6b77c
SHA512f90316b9849b92c869409a4f37f1b889f3ef8d4c8a5025ea956d5c592d76a5746d80756ce3dc10aa45e0346436b81de2d471d103ef749c024c37320685670ebd
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5