94a125b614cf332e61c8984bf474331f89762030bc2b20e88bd11124e4eb4a9f

Analysis

max time kernel
5s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2023 16:28

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General

Target

f01f598c3131af8ce4aa089491d67075.pdf
Size

35KB
MD5

f01f598c3131af8ce4aa089491d67075
SHA1

57ded2b18892d2561f553f4ef9036c4c5df7bff9
SHA256

94a125b614cf332e61c8984bf474331f89762030bc2b20e88bd11124e4eb4a9f
SHA512

259d82a21f5e871a9c0d48aab5406a665c81362bacc2801f6fdd0eed5c2c1cbbc2091a84509aea9e9080e894d5736c592a24a334b365db090bf2f1c4c59a952d
SSDEEP

768:foRXxglkUcsXIAMBfYfnrL9qZmEUHaLcvsaZExM8ll2nFKkpZ0YVm:wpalAAMBQjL9VHocrVVn4gFVm

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1436	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1436	AcroRd32.exe
1436	AcroRd32.exe
1436	AcroRd32.exe
1436	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1436 wrote to memory of 5020	1436	AcroRd32.exe	91
PID 1436 wrote to memory of 5020	1436	AcroRd32.exe	91
PID 1436 wrote to memory of 5020	1436	AcroRd32.exe	91
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 3848	5020	RdrCEF.exe	92
PID 5020 wrote to memory of 1408	5020	RdrCEF.exe	95
PID 5020 wrote to memory of 1408	5020	RdrCEF.exe	95
PID 5020 wrote to memory of 1408	5020	RdrCEF.exe	95
PID 5020 wrote to memory of 1408	5020	RdrCEF.exe	95
PID 5020 wrote to memory of 1408	5020	RdrCEF.exe	95
PID 5020 wrote to memory of 1408	5020	RdrCEF.exe	95
PID 5020 wrote to memory of 1408	5020	RdrCEF.exe	95
PID 5020 wrote to memory of 1408	5020	RdrCEF.exe	95
PID 5020 wrote to memory of 1408	5020	RdrCEF.exe	95
PID 5020 wrote to memory of 1408	5020	RdrCEF.exe	95
PID 5020 wrote to memory of 1408	5020	RdrCEF.exe	95
PID 5020 wrote to memory of 1408	5020	RdrCEF.exe	95
PID 5020 wrote to memory of 1408	5020	RdrCEF.exe	95
PID 5020 wrote to memory of 1408	5020	RdrCEF.exe	95
PID 5020 wrote to memory of 1408	5020	RdrCEF.exe	95
PID 5020 wrote to memory of 1408	5020	RdrCEF.exe	95
PID 5020 wrote to memory of 1408	5020	RdrCEF.exe	95
PID 5020 wrote to memory of 1408	5020	RdrCEF.exe	95
PID 5020 wrote to memory of 1408	5020	RdrCEF.exe	95
PID 5020 wrote to memory of 1408	5020	RdrCEF.exe	95

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\f01f598c3131af8ce4aa089491d67075.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1436
- 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:5020
- - 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=CCB1675E69D250FB3ED609ECB93F888C --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3848
- - 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=BE91AEC0BACBFA616A10F52950DD5294 --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=BE91AEC0BACBFA616A10F52950DD5294 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1408
- - 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=F4D5A7B5D93A9B8B86D89823C1F7A817 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3016
- - 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=F36F5BA5B5EF015F4B1494340E65075A --mojo-platform-channel-handle=1920 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2880
- - 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=16AEABFE298496F1CE32266B19D637C0 --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=16AEABFE298496F1CE32266B19D637C0 --renderer-client-id=6 --mojo-platform-channel-handle=1944 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2376
- - 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=2593FB0CCA7CF249F00BB0E7E524A9C5 --mojo-platform-channel-handle=2696 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:752

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1792

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

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

Filesize
64KB

MD5
7e36cc19be52ddd121433174932ecc27

SHA1
fd59bc437cb2209997d82fe514f9084c5358f3cb

SHA256
891622dabf3d595d151fab919d34deddf35cb23acf0730c7bf1434069c866f8a

SHA512
b201ca6142116a7e923f4f50012ace4ae5a9fe5e98e80fcebbb8eda490ad41549850ab3ec2a446e205778043ed0183cdfbeabe9c639b85fede82b29b94d77bfb

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

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/1436-26-0x000000000A3B0000-0x000000000A400000-memory.dmp

Filesize
320KB

Download
memory/1436-28-0x000000000A3B0000-0x000000000A3D1000-memory.dmp

Filesize
132KB

Download