f712cf06cb7078c80b7e1048bdb2a7cc6ffc5abd313ac3eed7eac81133cf36d9

Analysis

max time kernel
5s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 07:04

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General

Target

2ca76d3a2cd3c510ec0b12551333147d.pdf
Size

86KB
MD5

2ca76d3a2cd3c510ec0b12551333147d
SHA1

a8c46a1c1c21c199d8ad2c0bb8c87c72997b2170
SHA256

f712cf06cb7078c80b7e1048bdb2a7cc6ffc5abd313ac3eed7eac81133cf36d9
SHA512

d30b95df70bf7257ba21fca884809b03497f1eeb92e5176daf97a938ebaa8c101a1fc3b7b416ec53812a937af63308bcbda1b48b9f411c0c37f5680e3d6925a9
SSDEEP

1536:z1A7SJgos4SMkissLK4nmnkX8l52vMutfWOpOwrXnW7kGj2whnQ3E:uGgl4SHsLK4nfX8l50LcwrXIj2w1B

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3824	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3824	AcroRd32.exe
3824	AcroRd32.exe
3824	AcroRd32.exe
3824	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3824 wrote to memory of 4712	3824	AcroRd32.exe	93
PID 3824 wrote to memory of 4712	3824	AcroRd32.exe	93
PID 3824 wrote to memory of 4712	3824	AcroRd32.exe	93
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 5012	4712	RdrCEF.exe	95
PID 4712 wrote to memory of 4348	4712	RdrCEF.exe	94
PID 4712 wrote to memory of 4348	4712	RdrCEF.exe	94
PID 4712 wrote to memory of 4348	4712	RdrCEF.exe	94
PID 4712 wrote to memory of 4348	4712	RdrCEF.exe	94
PID 4712 wrote to memory of 4348	4712	RdrCEF.exe	94
PID 4712 wrote to memory of 4348	4712	RdrCEF.exe	94
PID 4712 wrote to memory of 4348	4712	RdrCEF.exe	94
PID 4712 wrote to memory of 4348	4712	RdrCEF.exe	94
PID 4712 wrote to memory of 4348	4712	RdrCEF.exe	94
PID 4712 wrote to memory of 4348	4712	RdrCEF.exe	94
PID 4712 wrote to memory of 4348	4712	RdrCEF.exe	94
PID 4712 wrote to memory of 4348	4712	RdrCEF.exe	94
PID 4712 wrote to memory of 4348	4712	RdrCEF.exe	94
PID 4712 wrote to memory of 4348	4712	RdrCEF.exe	94
PID 4712 wrote to memory of 4348	4712	RdrCEF.exe	94
PID 4712 wrote to memory of 4348	4712	RdrCEF.exe	94
PID 4712 wrote to memory of 4348	4712	RdrCEF.exe	94
PID 4712 wrote to memory of 4348	4712	RdrCEF.exe	94
PID 4712 wrote to memory of 4348	4712	RdrCEF.exe	94
PID 4712 wrote to memory of 4348	4712	RdrCEF.exe	94

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\2ca76d3a2cd3c510ec0b12551333147d.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3824
- 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:4712
- - 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=EBF73580D7689E0CA24ED4189E40B537 --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=EBF73580D7689E0CA24ED4189E40B537 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4348
- - 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=FDC829CE16B6BB60621AD70FB64B6D32 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5012
- - 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=D846BB94FD4E2374614FBDBC89D970A3 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4604
- - 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=0D828580DBC49F1808DC39D2B82379C3 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1160
- - 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=16639C35F24776652F62D9E8CF74D90F --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=16639C35F24776652F62D9E8CF74D90F --renderer-client-id=7 --mojo-platform-channel-handle=2504 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4120
- - 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=DCB4C2A94EB647461F902E8E2044D3C5 --mojo-platform-channel-handle=2600 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:468

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:740

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
d8e18e239914fc75d744f2f7718ad771

SHA1
ac68e640b063ebf3bbf02964860c799399a42256

SHA256
5b566e20d5d7f13ec0fc846bcccbccca0edd355586e32fa58ebd7193210ffb97

SHA512
d4e30d480655efc829fff92d0f7f42af53b4d776d0648ee06f97c5097dee44ef517fc74d9224a4e4b4ba5cb00af6e19811ca56ea764853fd3024ec9dfae43b73

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit