Analysis
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max time kernel
145s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
10/06/2023, 03:00
Static task
static1
Behavioral task
behavioral1
Sample
DEMSITKH230331003.pdf
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
DEMSITKH230331003.pdf
Resource
win10v2004-20230220-en
General
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Target
DEMSITKH230331003.pdf
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Size
137KB
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MD5
15d2f10d38d8aba3d5772fc0271c0d43
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SHA1
8bb1bead9d6e9abfaaf99013a547640d60ed6c8f
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SHA256
19a2ec582c6074fad976b8851ada0f533c32ac2f60287265edab003c05a40440
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SHA512
dc78dff8ebef6c8fa2d8b6c1d7e8f5dff305f5edbc8760da50bf701c10f410f03aa7cd447fa8c6a2decb525aa6a825b279b4b2077050a399e35b9ddc053488ea
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SSDEEP
3072:R7YTEEh8QOp33M9tqE8V/KJv9W9n75SPgg:GTEEhVA339V/cFK9SPgg
Malware Config
Signatures
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
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 -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2700 AcroRd32.exe 2700 AcroRd32.exe 2700 AcroRd32.exe 2700 AcroRd32.exe 2700 AcroRd32.exe 2700 AcroRd32.exe 2700 AcroRd32.exe 2700 AcroRd32.exe 2700 AcroRd32.exe 2700 AcroRd32.exe 2700 AcroRd32.exe 2700 AcroRd32.exe 2700 AcroRd32.exe 2700 AcroRd32.exe 2700 AcroRd32.exe 2700 AcroRd32.exe 2700 AcroRd32.exe 2700 AcroRd32.exe 2700 AcroRd32.exe 2700 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2700 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2700 AcroRd32.exe 2700 AcroRd32.exe 2700 AcroRd32.exe 2700 AcroRd32.exe 2700 AcroRd32.exe 2700 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2700 wrote to memory of 4500 2700 AcroRd32.exe 86 PID 2700 wrote to memory of 4500 2700 AcroRd32.exe 86 PID 2700 wrote to memory of 4500 2700 AcroRd32.exe 86 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 5072 4500 RdrCEF.exe 87 PID 4500 wrote to memory of 4216 4500 RdrCEF.exe 88 PID 4500 wrote to memory of 4216 4500 RdrCEF.exe 88 PID 4500 wrote to memory of 4216 4500 RdrCEF.exe 88 PID 4500 wrote to memory of 4216 4500 RdrCEF.exe 88 PID 4500 wrote to memory of 4216 4500 RdrCEF.exe 88 PID 4500 wrote to memory of 4216 4500 RdrCEF.exe 88 PID 4500 wrote to memory of 4216 4500 RdrCEF.exe 88 PID 4500 wrote to memory of 4216 4500 RdrCEF.exe 88 PID 4500 wrote to memory of 4216 4500 RdrCEF.exe 88 PID 4500 wrote to memory of 4216 4500 RdrCEF.exe 88 PID 4500 wrote to memory of 4216 4500 RdrCEF.exe 88 PID 4500 wrote to memory of 4216 4500 RdrCEF.exe 88 PID 4500 wrote to memory of 4216 4500 RdrCEF.exe 88 PID 4500 wrote to memory of 4216 4500 RdrCEF.exe 88 PID 4500 wrote to memory of 4216 4500 RdrCEF.exe 88 PID 4500 wrote to memory of 4216 4500 RdrCEF.exe 88 PID 4500 wrote to memory of 4216 4500 RdrCEF.exe 88 PID 4500 wrote to memory of 4216 4500 RdrCEF.exe 88 PID 4500 wrote to memory of 4216 4500 RdrCEF.exe 88 PID 4500 wrote to memory of 4216 4500 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\DEMSITKH230331003.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:2700 -
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:4500 -
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=A5DA418C7B32E088159CAAB21C678755 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:5072
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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=89318B849064EDF14075EEADBDBC12C7 --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=2 --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=89318B849064EDF14075EEADBDBC12C7 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:13⤵PID:4216
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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=DCBCA9CAF7ACF9452FF0D74B4BCDE91B --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:220
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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=B570379EC3E39F385EE90EA4F6CB1EB2 --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=2 --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=B570379EC3E39F385EE90EA4F6CB1EB2 --renderer-client-id=5 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵PID:4188
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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=4CA587C22212487D0FB20B8A43258C59 --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1964
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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=072FF78621F9D0B90EBE3465905B7309 --mojo-platform-channel-handle=1956 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1512
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:1696
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
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Filesize
64KB
MD56b2ce4548ae955c314e6f57c21009dc0
SHA13b8625d055cdd216587c7b4491bfb0f29647f728
SHA25608f5db7d44d1e3a0dbfd59e5b361f1765e74fa509874114e3057a26e9bc014a2
SHA51219d91af0386cb238cc9fbc51872caf0e6b325c6fda3a48aa1fb09d5617c9de8cebceba2c5c3fea9b7df65eedb0d60d75408efde334e7eb2d4ee3a72814aec699