3e36732ff2a298a34acd083639cf0f8b1aef0e099965e6ff30706489bf1297d4

Analysis

max time kernel
144s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
27/06/2024, 16:14

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General

Target

lessons/Lesson 9 - 3D graph.pdf
Size

175KB
MD5

69b5f43756435fbdf6b43befee332444
SHA1

efc3ac6191de53b8ee6f610704f1b94fc917c306
SHA256

b557018669d0b2d685d202410dbb73ddfdc5948799a4a17005871296d4dac067
SHA512

38fe5808859c32d772332a09dd3b209e479b63c6004ad6113bda94394bf141c734bf7e36751cdc55d34608a8f2c1d8679185a693b8f83ad723879ea885202ed3
SSDEEP

3072:sxm9GX6LmA/0IEF1TJqkasELieS3GkeEKP6YbnHutZqAsCYmI8R:0oc8i1T3fVGJEKCQOtR

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-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3280	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3280 wrote to memory of 4380	3280	AcroRd32.exe	84
PID 3280 wrote to memory of 4380	3280	AcroRd32.exe	84
PID 3280 wrote to memory of 4380	3280	AcroRd32.exe	84
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1752	4380	RdrCEF.exe	85
PID 4380 wrote to memory of 1564	4380	RdrCEF.exe	86
PID 4380 wrote to memory of 1564	4380	RdrCEF.exe	86
PID 4380 wrote to memory of 1564	4380	RdrCEF.exe	86
PID 4380 wrote to memory of 1564	4380	RdrCEF.exe	86
PID 4380 wrote to memory of 1564	4380	RdrCEF.exe	86
PID 4380 wrote to memory of 1564	4380	RdrCEF.exe	86
PID 4380 wrote to memory of 1564	4380	RdrCEF.exe	86
PID 4380 wrote to memory of 1564	4380	RdrCEF.exe	86
PID 4380 wrote to memory of 1564	4380	RdrCEF.exe	86
PID 4380 wrote to memory of 1564	4380	RdrCEF.exe	86
PID 4380 wrote to memory of 1564	4380	RdrCEF.exe	86
PID 4380 wrote to memory of 1564	4380	RdrCEF.exe	86
PID 4380 wrote to memory of 1564	4380	RdrCEF.exe	86
PID 4380 wrote to memory of 1564	4380	RdrCEF.exe	86
PID 4380 wrote to memory of 1564	4380	RdrCEF.exe	86
PID 4380 wrote to memory of 1564	4380	RdrCEF.exe	86
PID 4380 wrote to memory of 1564	4380	RdrCEF.exe	86
PID 4380 wrote to memory of 1564	4380	RdrCEF.exe	86
PID 4380 wrote to memory of 1564	4380	RdrCEF.exe	86
PID 4380 wrote to memory of 1564	4380	RdrCEF.exe	86

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\lessons\Lesson 9 - 3D graph.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3280
- 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:4380
- - 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=9785CBC4E2AC58C2DFA106DF491C2EEC --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1752
- - 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=9C2F91F80A11C5FE4C030A31C09BC497 --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=9C2F91F80A11C5FE4C030A31C09BC497 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1564
- - 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=41C661A691749ED6BED010DE096D176B --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4508
- - 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=DBA013682CB292D1D903DB44882EE281 --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=DBA013682CB292D1D903DB44882EE281 --renderer-client-id=5 --mojo-platform-channel-handle=1960 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1888
- - 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=583564DEE3ADF9BAF6C03B2697B72C94 --mojo-platform-channel-handle=2452 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2480
- - 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=446D3FFDA96E8CC2F29BBB7B2989C0EC --mojo-platform-channel-handle=2404 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:684

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
ccc59b14c831b178dd71d7a88d3b6e76

SHA1
61efb72376aee229283ece64f1a080134234f82f

SHA256
7ffaedbadcdcfeffba544288283782691bf7a8dab68ffe6f505d806bc92eb59b

SHA512
211d510ffbd5bdf4e0ced0fc178ba5fba3264cf132ec3bca00407d72da9487bde61c7b4f1bc63c0b6dfedfc6fc746b9103fc70ab1f7d1f79fec2e3ea6bec0961

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

Filesize
64KB

MD5
5ff801dfff43f96bc05fae2128f52d74

SHA1
75c01a5098ebf34667b305e5664a941b84d74a06

SHA256
74e7a917e7483061ee3a850faaf1bcff9847a919c7abf0e310062f800e817b98

SHA512
d3d6adebe2876e8b3a3c6bf12c328fd72391e4743329447781689f22b0d826fe9b4120434ef052850c505a90a30c10061788a9b9af97d2810ce7d4af426564d9

Download Submit