63b0ee29463b410e3324ccfc884936469f5d26566cf31d82696d89fdae19e999

Analysis

max time kernel
141s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/12/2023, 10:31

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General

Target

075ab8bb50b36b049772b2be152acee7.pdf
Size

80KB
MD5

075ab8bb50b36b049772b2be152acee7
SHA1

d8bb415e4a56526848c6b46d5be4e2f78ec48de7
SHA256

63b0ee29463b410e3324ccfc884936469f5d26566cf31d82696d89fdae19e999
SHA512

c275d16f9cabbf5a81c54c76067c8a4413e35f31f34c1ca97a03db09af2c5d05f021e1256f20710e0cc314897f06fe5e564b9cc060162ad01a221996033e3aa1
SSDEEP

1536:2MePukFqZOr9WlkNgzeWezUU0s9q/dcU+c05g5t/4fT2BRCpWdvrxbKNrWapOtQ3:EukFqZtlWWQt0s0+U+nC5tQfU5ZoktQ3

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4780	AcroRd32.exe
4780	AcroRd32.exe
4780	AcroRd32.exe
4780	AcroRd32.exe
4780	AcroRd32.exe
4780	AcroRd32.exe
4780	AcroRd32.exe
4780	AcroRd32.exe
4780	AcroRd32.exe
4780	AcroRd32.exe
4780	AcroRd32.exe
4780	AcroRd32.exe
4780	AcroRd32.exe
4780	AcroRd32.exe
4780	AcroRd32.exe
4780	AcroRd32.exe
4780	AcroRd32.exe
4780	AcroRd32.exe
4780	AcroRd32.exe
4780	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4780	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4780	AcroRd32.exe
4780	AcroRd32.exe
4780	AcroRd32.exe
4780	AcroRd32.exe
4780	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4780 wrote to memory of 1772	4780	AcroRd32.exe	95
PID 4780 wrote to memory of 1772	4780	AcroRd32.exe	95
PID 4780 wrote to memory of 1772	4780	AcroRd32.exe	95
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 976	1772	RdrCEF.exe	96
PID 1772 wrote to memory of 4540	1772	RdrCEF.exe	97
PID 1772 wrote to memory of 4540	1772	RdrCEF.exe	97
PID 1772 wrote to memory of 4540	1772	RdrCEF.exe	97
PID 1772 wrote to memory of 4540	1772	RdrCEF.exe	97
PID 1772 wrote to memory of 4540	1772	RdrCEF.exe	97
PID 1772 wrote to memory of 4540	1772	RdrCEF.exe	97
PID 1772 wrote to memory of 4540	1772	RdrCEF.exe	97
PID 1772 wrote to memory of 4540	1772	RdrCEF.exe	97
PID 1772 wrote to memory of 4540	1772	RdrCEF.exe	97
PID 1772 wrote to memory of 4540	1772	RdrCEF.exe	97
PID 1772 wrote to memory of 4540	1772	RdrCEF.exe	97
PID 1772 wrote to memory of 4540	1772	RdrCEF.exe	97
PID 1772 wrote to memory of 4540	1772	RdrCEF.exe	97
PID 1772 wrote to memory of 4540	1772	RdrCEF.exe	97
PID 1772 wrote to memory of 4540	1772	RdrCEF.exe	97
PID 1772 wrote to memory of 4540	1772	RdrCEF.exe	97
PID 1772 wrote to memory of 4540	1772	RdrCEF.exe	97
PID 1772 wrote to memory of 4540	1772	RdrCEF.exe	97
PID 1772 wrote to memory of 4540	1772	RdrCEF.exe	97
PID 1772 wrote to memory of 4540	1772	RdrCEF.exe	97

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\075ab8bb50b36b049772b2be152acee7.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: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" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1772
- - 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=3DD5F5FB86597DFAE3120BD1ABC299DC --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:976
- - 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=C0691A1FD2F26148A37A0593005BFDC0 --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=C0691A1FD2F26148A37A0593005BFDC0 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4540
- - 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=CA13F98CDC6CCCEDE416BE8B9CA578E9 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3200
- - 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=87CE96B27F692A2444FBDDD754CBC80C --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2280
- - 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=F2AA73DEFD33F3720C72DF53122018E8 --mojo-platform-channel-handle=2492 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2100
- - 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=70A64E6B77CDDC41D51318B779B7F73E --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=70A64E6B77CDDC41D51318B779B7F73E --renderer-client-id=7 --mojo-platform-channel-handle=2504 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4452

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1844

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
e5ecfb632191f8bcf980400b30edc713

SHA1
9e86896fde6640e6058970b0341bfefcf504ff3c

SHA256
37314fc5931f347fac21dcd823e691f7f51e577b9219c4a98af4fc21b3df9176

SHA512
a33fd84ec729ef0d4eb319a463427bc7bc40261de6946e9ce02f2959a05f5de9f756430837d280026da97ea0c860415d7ef0d454b915f2edb5605d75d54d6ad6

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit