Analysis
-
max time kernel
147s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
25-01-2024 16:16
Behavioral task
behavioral1
Sample
74f29c4b4357eb830888f0a625700ae5.pdf
Resource
win7-20231215-en
General
-
Target
74f29c4b4357eb830888f0a625700ae5.pdf
-
Size
85KB
-
MD5
74f29c4b4357eb830888f0a625700ae5
-
SHA1
17401dfeeee58e1d6e0d37e6358d21dba4e48c17
-
SHA256
f430601fde95538b0506d3967dbd01dc86ffb06d7765e6b6d0afdf6a8e5cba93
-
SHA512
0e50accde6f6f37b35e19bcbb5dda47ecfae8932df850ad100e46e6fcd8124830c88caf0fd2c0791383da378018c2db3e8536e782efa584f81084b83a1c6cc24
-
SSDEEP
1536:sLuENbnmp4iePIuZ/WK+ZxZ0hmEj8FS0FvSA52Z8oqpjCklW+uc+LZZWOpOaZwBW:VENbnbiePIQLEGjUS0FvSA52CFdCkPu1
Malware Config
Signatures
-
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
AcroRd32.exedescription 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 -
Processes:
AcroRd32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 4340 AcroRd32.exe 4340 AcroRd32.exe 4340 AcroRd32.exe 4340 AcroRd32.exe 4340 AcroRd32.exe 4340 AcroRd32.exe 4340 AcroRd32.exe 4340 AcroRd32.exe 4340 AcroRd32.exe 4340 AcroRd32.exe 4340 AcroRd32.exe 4340 AcroRd32.exe 4340 AcroRd32.exe 4340 AcroRd32.exe 4340 AcroRd32.exe 4340 AcroRd32.exe 4340 AcroRd32.exe 4340 AcroRd32.exe 4340 AcroRd32.exe 4340 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 4340 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
AcroRd32.exepid process 4340 AcroRd32.exe 4340 AcroRd32.exe 4340 AcroRd32.exe 4340 AcroRd32.exe 4340 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 4340 wrote to memory of 4100 4340 AcroRd32.exe RdrCEF.exe PID 4340 wrote to memory of 4100 4340 AcroRd32.exe RdrCEF.exe PID 4340 wrote to memory of 4100 4340 AcroRd32.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2704 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2348 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2348 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2348 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2348 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2348 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2348 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2348 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2348 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2348 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2348 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2348 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2348 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2348 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2348 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2348 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2348 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2348 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2348 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2348 4100 RdrCEF.exe RdrCEF.exe PID 4100 wrote to memory of 2348 4100 RdrCEF.exe RdrCEF.exe
Processes
-
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\74f29c4b4357eb830888f0a625700ae5.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:4340 -
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:4100 -
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=9C3C364B93B6FE11304FE22B45B2F672 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2704
-
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=1D03F01F71C8D2282483B6F690CB38DF --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=1D03F01F71C8D2282483B6F690CB38DF --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:13⤵PID:2348
-
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=9FAA660ABBBFB17BF713E2E52CB909DB --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4780
-
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=D9AD003F20674C572E35697A9A5159F4 --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=D9AD003F20674C572E35697A9A5159F4 --renderer-client-id=5 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job /prefetch:13⤵PID:3008
-
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=1337D85010DC363771967827F40FE202 --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1492
-
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=D8A1CE56291D418446AFE738F28E81AB --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3492
-
C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4208
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessagesFilesize
64KB
MD52be964556b569388ff6d07231dcc0f19
SHA130180cba95e5d85349d6c26a89af835e0b510c5b
SHA256f2e7d279e434fafea0c7287ec7e5d36d5b3304f42378c5eedcd30972ceda3416
SHA512f5eb56e91560d19d3358535c4ba7d821c8b0ca9d817784677dfaa14bf5d01c2263754c0c2e4094f508a45ee356c3e0c3f3006141d5b2643e45251d9ff9344e79
-
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessagesFilesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
-
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessagesFilesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
-
memory/4340-28-0x000000000C570000-0x000000000C591000-memory.dmpFilesize
132KB