cf7a112c93e5e8dbc57176387b402f728d2e05d88b259b9604e3024bd547295a

General

Target

open and click 42111p 5*2760862p 806*p 503696359*p 7176392p 83*6p 73821054p 4*0427877p 2*281513p 411.pdf
Size

218KB
MD5

858e754dee131c1cfaa1720d20e210cd
SHA1

4bf832d0dc17a7fd8893a8b5ede6ef66022e119b
SHA256

cf7a112c93e5e8dbc57176387b402f728d2e05d88b259b9604e3024bd547295a
SHA512

94c01a540a190794ea2f8124849dacc8a3b74d097ecf39329bc1841f35ed2efed63b6ae21cab992ee6f160ead689cc4de3902d4a51b7f4728f14047ddbebeed8

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-1-5-21-2481030822-2828258191-1606198294-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

AcroRd32.exe

pid	process
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

3748 AcroRd32.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

AcroRd32.exe

pid process

3748 AcroRd32.exe
3748 AcroRd32.exe
3748 AcroRd32.exe
3748 AcroRd32.exe
3748 AcroRd32.exe
3748 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 3748 wrote to memory of 1016	3748	AcroRd32.exe	RdrCEF.exe
PID 3748 wrote to memory of 1016	3748	AcroRd32.exe	RdrCEF.exe
PID 3748 wrote to memory of 1016	3748	AcroRd32.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 664	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 3332	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 3332	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 3332	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 3332	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 3332	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 3332	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 3332	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 3332	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 3332	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 3332	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 3332	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 3332	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 3332	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 3332	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 3332	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 3332	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 3332	1016	RdrCEF.exe	RdrCEF.exe
PID 1016 wrote to memory of 3332	1016	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\open and click 42111p 5_2760862p 806_p 503696359_p 7176392p 83_6p 73821054p 4_0427877p 2_281513p 411.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:3748

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:1016

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=FE25BAA54E06CA044B59747106D3B061 --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=FE25BAA54E06CA044B59747106D3B061 --renderer-client-id=2 --mojo-platform-channel-handle=1632 --allow-no-sandbox-job /prefetch:1
3⤵
PID:664

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=3DE3DD0BF3B656ACC941D30C761AFDB9 --mojo-platform-channel-handle=1792 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3332

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=1ED7357CF7AD1EE1AEA3BD08F3FCCBB5 --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=1ED7357CF7AD1EE1AEA3BD08F3FCCBB5 --renderer-client-id=4 --mojo-platform-channel-handle=2252 --allow-no-sandbox-job /prefetch:1
3⤵
PID:2816

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=D9EC0BA9BD3DABB10544BD1193AE5633 --mojo-platform-channel-handle=2592 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3152

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=242D07EFA4D39E9F450C4EA1754BE16D --mojo-platform-channel-handle=1796 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:4052

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=51AF21858390B2AFADA1FD061488F5DF --mojo-platform-channel-handle=2024 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:1700

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/664-117-0x0000000077412000-0x0000000077413000-memory.dmp

Filesize
4KB

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memory/664-118-0x0000000000C83000-0x0000000000C84000-memory.dmp

Filesize
4KB

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memory/664-119-0x0000000000000000-mapping.dmp

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memory/664-122-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/664-124-0x00000000000A0000-0x00000000000A1000-memory.dmp

Filesize
4KB

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memory/664-125-0x00000000000B0000-0x00000000000B1000-memory.dmp

Filesize
4KB

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memory/1016-116-0x0000000000000000-mapping.dmp

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memory/1700-143-0x0000000000000000-mapping.dmp

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memory/1700-142-0x00000000009B8000-0x00000000009B9000-memory.dmp

Filesize
4KB

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memory/1700-141-0x0000000077412000-0x0000000077413000-memory.dmp

Filesize
4KB

Download
memory/2816-127-0x0000000077412000-0x0000000077413000-memory.dmp

Filesize
4KB

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memory/2816-128-0x0000000001768000-0x0000000001769000-memory.dmp

Filesize
4KB

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memory/2816-129-0x0000000000000000-mapping.dmp

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memory/3152-133-0x0000000077412000-0x0000000077413000-memory.dmp

Filesize
4KB

Download
memory/3152-134-0x0000000000C73000-0x0000000000C74000-memory.dmp

Filesize
4KB

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memory/3152-135-0x0000000000000000-mapping.dmp

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memory/3332-123-0x0000000000000000-mapping.dmp

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memory/3332-121-0x0000000000906000-0x0000000000907000-memory.dmp

Filesize
4KB

Download
memory/3332-120-0x0000000077412000-0x0000000077413000-memory.dmp

Filesize
4KB

Download
memory/4052-137-0x0000000077412000-0x0000000077413000-memory.dmp

Filesize
4KB

Download
memory/4052-138-0x00000000005ED000-0x00000000005EE000-memory.dmp

Filesize
4KB

Download
memory/4052-139-0x0000000000000000-mapping.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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