3e36732ff2a298a34acd083639cf0f8b1aef0e099965e6ff30706489bf1297d4

Analysis

max time kernel
120s
max time network
141s
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

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

lessons/Lesson 1 - MatDeck document.pdf
Size

93KB
MD5

4ec2d06d74d22936bff23bf464830109
SHA1

06d176a6a604bcb7187ac578beea4023737b37bd
SHA256

e147fc95c35b42557b9982cf6a9bc339352031d7ece27f5b72317984c9bdc16c
SHA512

e8bd3c10d874a7c4f753eba20329051e76ac9517663bc0191123f3e6e568a948ee9e20d9af1c6e54921c7c68033914e485308cc49ba48da961f984754cfe0cf9
SSDEEP

1536:WiTFSrNNTTTTZTO7w/X+DBsu9PLLLpWaxj+bq9eBjN/jtLCYTZRlLiPs9HQgemmF:TAByi+lsu9PLLLzKj1jtuMZR1Jigem3+

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-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1604	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1604 wrote to memory of 5076	1604	AcroRd32.exe	92
PID 1604 wrote to memory of 5076	1604	AcroRd32.exe	92
PID 1604 wrote to memory of 5076	1604	AcroRd32.exe	92
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 2488	5076	RdrCEF.exe	94
PID 5076 wrote to memory of 4004	5076	RdrCEF.exe	95
PID 5076 wrote to memory of 4004	5076	RdrCEF.exe	95
PID 5076 wrote to memory of 4004	5076	RdrCEF.exe	95
PID 5076 wrote to memory of 4004	5076	RdrCEF.exe	95
PID 5076 wrote to memory of 4004	5076	RdrCEF.exe	95
PID 5076 wrote to memory of 4004	5076	RdrCEF.exe	95
PID 5076 wrote to memory of 4004	5076	RdrCEF.exe	95
PID 5076 wrote to memory of 4004	5076	RdrCEF.exe	95
PID 5076 wrote to memory of 4004	5076	RdrCEF.exe	95
PID 5076 wrote to memory of 4004	5076	RdrCEF.exe	95
PID 5076 wrote to memory of 4004	5076	RdrCEF.exe	95
PID 5076 wrote to memory of 4004	5076	RdrCEF.exe	95
PID 5076 wrote to memory of 4004	5076	RdrCEF.exe	95
PID 5076 wrote to memory of 4004	5076	RdrCEF.exe	95
PID 5076 wrote to memory of 4004	5076	RdrCEF.exe	95
PID 5076 wrote to memory of 4004	5076	RdrCEF.exe	95
PID 5076 wrote to memory of 4004	5076	RdrCEF.exe	95
PID 5076 wrote to memory of 4004	5076	RdrCEF.exe	95
PID 5076 wrote to memory of 4004	5076	RdrCEF.exe	95
PID 5076 wrote to memory of 4004	5076	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\lessons\Lesson 1 - MatDeck document.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:1604
- 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:5076
- - 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=7F256E9E9B71BC0AC64579D50F27E30B --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2488
- - 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=B0075928BBE3F6522352CE510E8EE44A --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=B0075928BBE3F6522352CE510E8EE44A --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4004
- - 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=4B4BCE31D06A04D10849D08297A81834 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4936
- - 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=FF90F8538E567C699246C5CD05C604DA --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1848
- - 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=BBE2DF48660868AC0B3D9848CFC8AAF9 --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=BBE2DF48660868AC0B3D9848CFC8AAF9 --renderer-client-id=6 --mojo-platform-channel-handle=1624 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4836
- - 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=140704F88FC2093AE15EFD79FC4AD25C --mojo-platform-channel-handle=2432 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4044

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4892

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
983b76224b52b7eebc00757653c77291

SHA1
6c7299019e8821057c8cb36ab98e4d8bf9cbd336

SHA256
b18e715006cf0a2c43d31a0cbb636485c2c2dec47d04a50b06a4044e67ea8e6f

SHA512
218ebbee5b1db1de8c59c7cea69f5ba2d6d02524bd0472944da227a12c72a0709d4e5887f269df872a53176673d5f4ccee4fbfc24e018d691e8a34cc2c4e69e7

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