f5d265dba7f2bdeda5daab4b499e24b4ac15f87e14940eb6d2519db47e64056d

Analysis

max time kernel
16s
max time network
17s
platform
windows10-1703_x64
resource
win10-20240221-en
resource tags

arch:x64arch:x86image:win10-20240221-enlocale:en-usos:windows10-1703-x64system
submitted
22/02/2024, 17:42

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General

Target

iCivics Reading- Constitutional Principles.pdf
Size

1.6MB
MD5

3c542162e35f34321c6e6f53a7e4e158
SHA1

553f241d626c6bab54842aca737ffbb3bb6b14d4
SHA256

f5d265dba7f2bdeda5daab4b499e24b4ac15f87e14940eb6d2519db47e64056d
SHA512

3c72b9f2d3dee2a0ab554bbc72bcb00692300d7f26e8748bbd2035e77ad1011558686b8790b4cff98aa1fa8a7ceb975d87b8a8fe95c887e3f80a0f55c31bae1a
SSDEEP

49152:p+2bKjJ//r+vfPx9CzmXOpChj+S0skPO33z:kJnr+vf53GKj3uOHz

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-1-5-21-1104443672-3570440473-4052989528-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2164	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe
2164	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2164 wrote to memory of 780	2164	AcroRd32.exe	73
PID 2164 wrote to memory of 780	2164	AcroRd32.exe	73
PID 2164 wrote to memory of 780	2164	AcroRd32.exe	73
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 1348	780	RdrCEF.exe	74
PID 780 wrote to memory of 3236	780	RdrCEF.exe	75
PID 780 wrote to memory of 3236	780	RdrCEF.exe	75
PID 780 wrote to memory of 3236	780	RdrCEF.exe	75
PID 780 wrote to memory of 3236	780	RdrCEF.exe	75
PID 780 wrote to memory of 3236	780	RdrCEF.exe	75
PID 780 wrote to memory of 3236	780	RdrCEF.exe	75
PID 780 wrote to memory of 3236	780	RdrCEF.exe	75
PID 780 wrote to memory of 3236	780	RdrCEF.exe	75
PID 780 wrote to memory of 3236	780	RdrCEF.exe	75
PID 780 wrote to memory of 3236	780	RdrCEF.exe	75
PID 780 wrote to memory of 3236	780	RdrCEF.exe	75
PID 780 wrote to memory of 3236	780	RdrCEF.exe	75
PID 780 wrote to memory of 3236	780	RdrCEF.exe	75
PID 780 wrote to memory of 3236	780	RdrCEF.exe	75
PID 780 wrote to memory of 3236	780	RdrCEF.exe	75
PID 780 wrote to memory of 3236	780	RdrCEF.exe	75
PID 780 wrote to memory of 3236	780	RdrCEF.exe	75
PID 780 wrote to memory of 3236	780	RdrCEF.exe	75
PID 780 wrote to memory of 3236	780	RdrCEF.exe	75
PID 780 wrote to memory of 3236	780	RdrCEF.exe	75

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\iCivics Reading- Constitutional Principles.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2164
- 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:780
- - 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=D1425D1C5138B79CB71AE95ED73755F8 --mojo-platform-channel-handle=1640 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1348
- - 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=60AA9FF8DCB05CDF49ADB47B7B160B6A --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=60AA9FF8DCB05CDF49ADB47B7B160B6A --renderer-client-id=2 --mojo-platform-channel-handle=1664 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3236
- - 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=E2F95EFFB3CF4BE0868BA717052B5EC1 --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=E2F95EFFB3CF4BE0868BA717052B5EC1 --renderer-client-id=4 --mojo-platform-channel-handle=2236 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4320
- - 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=144EC66F7F4358236AB5F6978B01326F --mojo-platform-channel-handle=2432 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4632
- - 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=6B578E79285872E861801277D0A1FFE8 --mojo-platform-channel-handle=2692 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:592
- - 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=154290A7A388FDD9EE2267B777C19E62 --mojo-platform-channel-handle=2688 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4648

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

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Downloads

memory/2164-26-0x0000000009CF0000-0x0000000009D11000-memory.dmp

Filesize
132KB

Download