ca9fa20f5cecf6a9988527835dc9cae2f03efa22b0e3a19f844161d709acfc63

Analysis

max time kernel
148s
max time network
166s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
05/06/2024, 13:14

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General

Target

$DOCUMENTS/Xfer/Serum Presets/Serum_Manual.pdf
Size

806KB
MD5

e3dc4c84a7d3643721e1479a83b0a630
SHA1

30bf1a2bcf05ecde3adf7cc590252569351efc09
SHA256

1c31cc753606a1e16c11089831b21a01acb804eac008be6b8c6cffe64a3a0ccc
SHA512

a431839d10f92ea8cd5fba8502426aab71176c2b131a8d1a8403710fc297ab1d37cc78e95156bf02e6cfe17981ff65c94537e76fdfeeae4564396160844ebb9b
SSDEEP

24576:Sy8ZS/86opK8x9fEhk10ZJb6xmVeQLh4zEwm11eU43OSl/6eQYHbs5cx:Sy8ZS0DLx9shPXexmVeuh4zEwm11eU4H

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-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3392	AcroRd32.exe
3392	AcroRd32.exe
3392	AcroRd32.exe
3392	AcroRd32.exe
3392	AcroRd32.exe
3392	AcroRd32.exe
3392	AcroRd32.exe
3392	AcroRd32.exe
3392	AcroRd32.exe
3392	AcroRd32.exe
3392	AcroRd32.exe
3392	AcroRd32.exe
3392	AcroRd32.exe
3392	AcroRd32.exe
3392	AcroRd32.exe
3392	AcroRd32.exe
3392	AcroRd32.exe
3392	AcroRd32.exe
3392	AcroRd32.exe
3392	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3392	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3392	AcroRd32.exe
3392	AcroRd32.exe
3392	AcroRd32.exe
3392	AcroRd32.exe
3392	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3392 wrote to memory of 4040	3392	AcroRd32.exe	88
PID 3392 wrote to memory of 4040	3392	AcroRd32.exe	88
PID 3392 wrote to memory of 4040	3392	AcroRd32.exe	88
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 1892	4040	RdrCEF.exe	89
PID 4040 wrote to memory of 4652	4040	RdrCEF.exe	90
PID 4040 wrote to memory of 4652	4040	RdrCEF.exe	90
PID 4040 wrote to memory of 4652	4040	RdrCEF.exe	90
PID 4040 wrote to memory of 4652	4040	RdrCEF.exe	90
PID 4040 wrote to memory of 4652	4040	RdrCEF.exe	90
PID 4040 wrote to memory of 4652	4040	RdrCEF.exe	90
PID 4040 wrote to memory of 4652	4040	RdrCEF.exe	90
PID 4040 wrote to memory of 4652	4040	RdrCEF.exe	90
PID 4040 wrote to memory of 4652	4040	RdrCEF.exe	90
PID 4040 wrote to memory of 4652	4040	RdrCEF.exe	90
PID 4040 wrote to memory of 4652	4040	RdrCEF.exe	90
PID 4040 wrote to memory of 4652	4040	RdrCEF.exe	90
PID 4040 wrote to memory of 4652	4040	RdrCEF.exe	90
PID 4040 wrote to memory of 4652	4040	RdrCEF.exe	90
PID 4040 wrote to memory of 4652	4040	RdrCEF.exe	90
PID 4040 wrote to memory of 4652	4040	RdrCEF.exe	90
PID 4040 wrote to memory of 4652	4040	RdrCEF.exe	90
PID 4040 wrote to memory of 4652	4040	RdrCEF.exe	90
PID 4040 wrote to memory of 4652	4040	RdrCEF.exe	90
PID 4040 wrote to memory of 4652	4040	RdrCEF.exe	90

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\$DOCUMENTS\Xfer\Serum Presets\Serum_Manual.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:3392
- 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:4040
- - 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=4EE520A9147CF36A0EA5160678188C25 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1892
- - 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=0E01D527849F7EEE0BD8489DEE4F2875 --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=0E01D527849F7EEE0BD8489DEE4F2875 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4652
- - 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=76997118CF7115994107B43D15E0DB34 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1048
- - 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=C8C32F76A6D6BE71F647F34B525D814D --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5080
- - 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=6D4C648B63624F96C90CDAA625CF5BA1 --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=6D4C648B63624F96C90CDAA625CF5BA1 --renderer-client-id=6 --mojo-platform-channel-handle=1720 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4872
- - 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=18707B802409989DB37A86E8FA90BE11 --mojo-platform-channel-handle=2344 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4960

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1596

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
da55ef2b2962560ff6ce477c16c8cb51

SHA1
6843dabc4b483991470ca33881377e3e5ee4c899

SHA256
445fbf79f8559e2acbb1e9b2b55188258bc5f94c53338269444320dfaf8e2e3e

SHA512
e598735ad6bd74b33e75808edec45488d98ed71d766fad17b902025d501557310ec3a5b530c74b3bb41ca86528d6191facc71b2de546ba27288e7327534970b3

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