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
471s
max time network
438s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
08/05/2023, 22:53

Sharing

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Report Analysis Logs

General

Target

SddpReleaseNotesEsp.pdf
Size

893KB
MD5

59ca766edb017e0ffa527b4127a260f0
SHA1

67ec77b24339d8617007b9b6d529caf9ff6fc88f
SHA256

948a6e50ecc5f546efe22e7a910778e31b5ca5b7330520dc2a8f2bc0d3cc8798
SHA512

321e3f38fca5bc1999188059ec5fa37b7e0718cefd290fa0f21051fb44602725484fd986462088ff36b85cdc59075d4564271dfa5c651c56619e8b1ed42c2a4e
SSDEEP

24576:/wVwLLX4pCrPsWZMrnQf86oqUF1Wx/Fdg:YV4XuitZe2869b/FS

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
3944	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3944 wrote to memory of 2516	3944	AcroRd32.exe	66
PID 3944 wrote to memory of 2516	3944	AcroRd32.exe	66
PID 3944 wrote to memory of 2516	3944	AcroRd32.exe	66
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 1812	2516	RdrCEF.exe	67
PID 2516 wrote to memory of 4980	2516	RdrCEF.exe	68
PID 2516 wrote to memory of 4980	2516	RdrCEF.exe	68
PID 2516 wrote to memory of 4980	2516	RdrCEF.exe	68
PID 2516 wrote to memory of 4980	2516	RdrCEF.exe	68
PID 2516 wrote to memory of 4980	2516	RdrCEF.exe	68
PID 2516 wrote to memory of 4980	2516	RdrCEF.exe	68
PID 2516 wrote to memory of 4980	2516	RdrCEF.exe	68
PID 2516 wrote to memory of 4980	2516	RdrCEF.exe	68
PID 2516 wrote to memory of 4980	2516	RdrCEF.exe	68
PID 2516 wrote to memory of 4980	2516	RdrCEF.exe	68
PID 2516 wrote to memory of 4980	2516	RdrCEF.exe	68
PID 2516 wrote to memory of 4980	2516	RdrCEF.exe	68
PID 2516 wrote to memory of 4980	2516	RdrCEF.exe	68
PID 2516 wrote to memory of 4980	2516	RdrCEF.exe	68
PID 2516 wrote to memory of 4980	2516	RdrCEF.exe	68
PID 2516 wrote to memory of 4980	2516	RdrCEF.exe	68
PID 2516 wrote to memory of 4980	2516	RdrCEF.exe	68
PID 2516 wrote to memory of 4980	2516	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\SddpReleaseNotesEsp.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3944
- 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:2516
- - 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=50E75C55EA67AB45556AEEE4E89C95A1 --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=50E75C55EA67AB45556AEEE4E89C95A1 --renderer-client-id=2 --mojo-platform-channel-handle=1628 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1812
- - 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=44CB4E7CB63BC89B1E36674BDF170143 --mojo-platform-channel-handle=1636 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4980
- - 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=B9D88328706F80858384002B8385E5D3 --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=B9D88328706F80858384002B8385E5D3 --renderer-client-id=4 --mojo-platform-channel-handle=2220 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4956
- - 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=2D8D907D01FEF41C24942823BB9ED63A --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5004
- - 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=3DE26921559F68C446DD5D5CC240ED6A --mojo-platform-channel-handle=1892 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4136
- - 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=48335291A1C2933F63DF6FD0E9D64353 --mojo-platform-channel-handle=2700 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4636

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

Windows 7 deprecation

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