33cda11c0143f953f49ff5df93d0005cca6ff07483506dc1f238d285ebd36a68

Analysis

max time kernel
4s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26/12/2023, 09:20

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

6341759cbe9f479fc9dfa939de4f8d22.pdf
Size

83KB
MD5

6341759cbe9f479fc9dfa939de4f8d22
SHA1

0d3d8b6a0db76eb461bb6f4faf921a72bec979eb
SHA256

33cda11c0143f953f49ff5df93d0005cca6ff07483506dc1f238d285ebd36a68
SHA512

eec59dda5d3b60fc5cc038ba43c7e60a3696e11b1215f6d7b2343da5b81714a93ce7eda2efb8aae720d14f1765684bde3dc79ffe3eb537dccbe3566b45c73307
SSDEEP

1536:XsuSDXEu1LaSAbaacT/KcSFvmLDzDTkdWYpO2/NfW3WviR5LQ87baip:8uSzEmLahbaZT/KcSFmPzD72JW5F

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2180	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe
2180	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2180 wrote to memory of 4916	2180	AcroRd32.exe	92
PID 2180 wrote to memory of 4916	2180	AcroRd32.exe	92
PID 2180 wrote to memory of 4916	2180	AcroRd32.exe	92
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 3608	4916	RdrCEF.exe	93
PID 4916 wrote to memory of 4608	4916	RdrCEF.exe	94
PID 4916 wrote to memory of 4608	4916	RdrCEF.exe	94
PID 4916 wrote to memory of 4608	4916	RdrCEF.exe	94
PID 4916 wrote to memory of 4608	4916	RdrCEF.exe	94
PID 4916 wrote to memory of 4608	4916	RdrCEF.exe	94
PID 4916 wrote to memory of 4608	4916	RdrCEF.exe	94
PID 4916 wrote to memory of 4608	4916	RdrCEF.exe	94
PID 4916 wrote to memory of 4608	4916	RdrCEF.exe	94
PID 4916 wrote to memory of 4608	4916	RdrCEF.exe	94
PID 4916 wrote to memory of 4608	4916	RdrCEF.exe	94
PID 4916 wrote to memory of 4608	4916	RdrCEF.exe	94
PID 4916 wrote to memory of 4608	4916	RdrCEF.exe	94
PID 4916 wrote to memory of 4608	4916	RdrCEF.exe	94
PID 4916 wrote to memory of 4608	4916	RdrCEF.exe	94
PID 4916 wrote to memory of 4608	4916	RdrCEF.exe	94
PID 4916 wrote to memory of 4608	4916	RdrCEF.exe	94
PID 4916 wrote to memory of 4608	4916	RdrCEF.exe	94
PID 4916 wrote to memory of 4608	4916	RdrCEF.exe	94
PID 4916 wrote to memory of 4608	4916	RdrCEF.exe	94
PID 4916 wrote to memory of 4608	4916	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\6341759cbe9f479fc9dfa939de4f8d22.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2180
- 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:4916
- - 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=058A8DC3DDFF5CBD3A62D8BFEDF6930C --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3608
- - 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=5F1F9419242C80C422011A85FAC3415D --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=5F1F9419242C80C422011A85FAC3415D --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4608
- - 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=7B8B7F22E4571AB352B8CEA4B38BFC03 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:116
- - 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=DBF86912864C981552EA95DB355F5BA6 --mojo-platform-channel-handle=1856 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3156
- - 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=5FFEC823B4C53ECD3A1F9DC3EFB0EBA0 --mojo-platform-channel-handle=2372 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:64
- - 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=6D1B632FBF369B5E7B3DAB45FC11D26F --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=6D1B632FBF369B5E7B3DAB45FC11D26F --renderer-client-id=8 --mojo-platform-channel-handle=1780 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3796

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1116

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
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit