0f71c6bbe9353075c70df8fa35b8ae16ba04c87d2f40b4a53d97481afc30b1f1

Resubmissions

09/05/2023, 17:51

230509-wfk5mafb5t 8

09/05/2023, 17:46

230509-wb98ysfb3x 7

08/05/2023, 22:53

230508-2vgcwaeh8s 7

Analysis

max time kernel
140s
max time network
143s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
09/05/2023, 17:46

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

SddpReleaseNotesPor.pdf
Size

895KB
MD5

2c3cd47e9c61d91da1a501860bffa866
SHA1

d21cec9ecd0ae7c785e05815927f69e8693d6105
SHA256

bac83e8d50cf7118c1205aa7824253facf8555635cdfc56b36a0d2949bbe24a5
SHA512

bc7d6f22d5677c88d31767ea81c07fdeeac191bf19efc5be3084beddb27d98837ac4e7f0362e8fc97809ac9d35ab9f338c13c67b0c4a23cbd238cd4ff32043e2
SSDEEP

24576:DLVwLLX4pCrPsWZMrnQfI6oqUF1Wx/FlD:3V4XuitZe2I69b/FlD

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-1-5-21-3346939869-2835594282-3775165920-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1608	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1608	AcroRd32.exe
1608	AcroRd32.exe
1608	AcroRd32.exe
1608	AcroRd32.exe
1608	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1608 wrote to memory of 4012	1608	AcroRd32.exe	66
PID 1608 wrote to memory of 4012	1608	AcroRd32.exe	66
PID 1608 wrote to memory of 4012	1608	AcroRd32.exe	66
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 2072	4012	RdrCEF.exe	67
PID 4012 wrote to memory of 4756	4012	RdrCEF.exe	68
PID 4012 wrote to memory of 4756	4012	RdrCEF.exe	68
PID 4012 wrote to memory of 4756	4012	RdrCEF.exe	68
PID 4012 wrote to memory of 4756	4012	RdrCEF.exe	68
PID 4012 wrote to memory of 4756	4012	RdrCEF.exe	68
PID 4012 wrote to memory of 4756	4012	RdrCEF.exe	68
PID 4012 wrote to memory of 4756	4012	RdrCEF.exe	68
PID 4012 wrote to memory of 4756	4012	RdrCEF.exe	68
PID 4012 wrote to memory of 4756	4012	RdrCEF.exe	68
PID 4012 wrote to memory of 4756	4012	RdrCEF.exe	68
PID 4012 wrote to memory of 4756	4012	RdrCEF.exe	68
PID 4012 wrote to memory of 4756	4012	RdrCEF.exe	68
PID 4012 wrote to memory of 4756	4012	RdrCEF.exe	68
PID 4012 wrote to memory of 4756	4012	RdrCEF.exe	68
PID 4012 wrote to memory of 4756	4012	RdrCEF.exe	68
PID 4012 wrote to memory of 4756	4012	RdrCEF.exe	68
PID 4012 wrote to memory of 4756	4012	RdrCEF.exe	68
PID 4012 wrote to memory of 4756	4012	RdrCEF.exe	68
PID 4012 wrote to memory of 4756	4012	RdrCEF.exe	68
PID 4012 wrote to memory of 4756	4012	RdrCEF.exe	68

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\SddpReleaseNotesPor.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1608
- 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:4012
- - 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=D143ACDBF721ABA9F282E97580B7C2EE --mojo-platform-channel-handle=1628 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2072
- - 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=49B7029FBB80920B6A5183D37AFF6AEF --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=2 --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=49B7029FBB80920B6A5183D37AFF6AEF --renderer-client-id=2 --mojo-platform-channel-handle=1620 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4756
- - 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=E708383B6A40C7D34C1B09BDFA287E23 --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=2 --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=E708383B6A40C7D34C1B09BDFA287E23 --renderer-client-id=4 --mojo-platform-channel-handle=2216 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4748
- - 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=0FF1A154EEECDCEF98D5DC0E86FCF08A --mojo-platform-channel-handle=2572 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4492
- - 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=8695ACB2EB21EC9863D1DDF6C444EB2E --mojo-platform-channel-handle=1912 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3740
- - 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=8C8C2045F56A3748F9447C7713D5C22D --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4332

Network

MITRE ATT&CK Enterprise v6

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

memory/1608-147-0x000000000B250000-0x000000000B271000-memory.dmp

Filesize
132KB

Download