3884f38ff5273fc57e48e4ccc70c4c5bc40110891ab197ea7c0766e75eba86a3

Analysis

max time kernel
125s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
08-09-2022 10:28

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General

Target

3班C类论文/A_20300180039_骆启闻_20300180082_肖高晖_20300180048_郁泽墚.pdf
Size

478KB
MD5

20037921ff3644476a1d00e90978a26b
SHA1

2112bb2c41fb9966fc26e8f8f783ac51653096eb
SHA256

e26d685da83283358b63cc2f69f4f464d5fe9e38e6911f25dbbfb026a5ada257
SHA512

77a2d6955b466f42fe1b66ab1515c390d1ddccdf3f89a709e2fe1e9fbaef3a2adb3536347a1575781ec7c0cf6ed9bcc308485fb640da483cf8ca797205098d05
SSDEEP

12288:EPLkbiREiF6Dztad+adTlWJ4FKAF+PjJrnHA1:EPLkbqF6XtaddTlW+8AYPjVnHC

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

Processes:

AcroRd32.exe

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

Processes:

AcroRd32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

AcroRd32.exe

pid	process
2412	AcroRd32.exe
2412	AcroRd32.exe
2412	AcroRd32.exe
2412	AcroRd32.exe
2412	AcroRd32.exe
2412	AcroRd32.exe
2412	AcroRd32.exe
2412	AcroRd32.exe
2412	AcroRd32.exe
2412	AcroRd32.exe
2412	AcroRd32.exe
2412	AcroRd32.exe
2412	AcroRd32.exe
2412	AcroRd32.exe
2412	AcroRd32.exe
2412	AcroRd32.exe
2412	AcroRd32.exe
2412	AcroRd32.exe
2412	AcroRd32.exe
2412	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

2412 AcroRd32.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

AcroRd32.exe

pid process

2412 AcroRd32.exe
2412 AcroRd32.exe
2412 AcroRd32.exe
2412 AcroRd32.exe
2412 AcroRd32.exe
2412 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 2412 wrote to memory of 4560	2412	AcroRd32.exe	RdrCEF.exe
PID 2412 wrote to memory of 4560	2412	AcroRd32.exe	RdrCEF.exe
PID 2412 wrote to memory of 4560	2412	AcroRd32.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 204	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 3720	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 3720	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 3720	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 3720	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 3720	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 3720	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 3720	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 3720	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 3720	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 3720	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 3720	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 3720	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 3720	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 3720	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 3720	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 3720	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 3720	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 3720	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 3720	4560	RdrCEF.exe	RdrCEF.exe
PID 4560 wrote to memory of 3720	4560	RdrCEF.exe	RdrCEF.exe

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\3班C类论文\A_20300180039_骆启闻_20300180082_肖高晖_20300180048_郁泽墚.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:2412

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:4560

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=03B3DF25C5CCDAEDAD08DE3573037051 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:204

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=170E754FA4849B8D31A26E321E31D4F6 --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=1 --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=170E754FA4849B8D31A26E321E31D4F6 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
3⤵
PID:3720

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=2A8D0F69F7D84774B31CC2CF11060F0E --mojo-platform-channel-handle=2180 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:2372

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=69C0EAECE4F6A7FA5C3F538345B988A6 --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=1 --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=69C0EAECE4F6A7FA5C3F538345B988A6 --renderer-client-id=5 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
3⤵
PID:2404

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=0CD1A8BC3E255F7435373FDB389F9344 --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:4140

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=64966C0A8DF0E9422C9FAF8C90DDC35D --mojo-platform-channel-handle=1988 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:1152

Network

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/204-134-0x0000000000000000-mapping.dmp

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memory/1152-153-0x0000000000000000-mapping.dmp

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memory/2372-142-0x0000000000000000-mapping.dmp

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memory/2404-145-0x0000000000000000-mapping.dmp

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memory/3720-137-0x0000000000000000-mapping.dmp

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memory/4140-150-0x0000000000000000-mapping.dmp

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memory/4560-132-0x0000000000000000-mapping.dmp

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