f4bb12466b3f7df6ae4b20e0cbb82a831553f894f0121deb1c48c690ff6e7ae0

General

Target

f4bb12466b3f7df6ae4b20e0cbb82a831553f894f0121deb1c48c690ff6e7ae0.pdf
Size

4.5MB
MD5

bc61bf146f9add660226fcf9a6281ef8
SHA1

b30e82f61b0303fb296d05670e2fbbb943dbcb61
SHA256

f4bb12466b3f7df6ae4b20e0cbb82a831553f894f0121deb1c48c690ff6e7ae0
SHA512

6edc6fedb8bf512888995ad217ab6d069fdde28ce2210389d95c09a7b1625dfcb00e292aee7a36e25db7f41ad677dfc205890b703003acb0216aa48a2c0a3b3c
SSDEEP

98304:lrT1/reOGO9EwpUW+ERmQVW6OzXO07UhMpKe1MCnOPcFpzDS:lrprhGkO4jTOzfNweiP6e

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
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

5072 AcroRd32.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

AcroRd32.exe

pid process

5072 AcroRd32.exe
5072 AcroRd32.exe
5072 AcroRd32.exe
5072 AcroRd32.exe
5072 AcroRd32.exe
5072 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 5072 wrote to memory of 3244	5072	AcroRd32.exe	RdrCEF.exe
PID 5072 wrote to memory of 3244	5072	AcroRd32.exe	RdrCEF.exe
PID 5072 wrote to memory of 3244	5072	AcroRd32.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 3300	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 2396	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 2396	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 2396	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 2396	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 2396	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 2396	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 2396	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 2396	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 2396	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 2396	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 2396	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 2396	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 2396	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 2396	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 2396	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 2396	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 2396	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 2396	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 2396	3244	RdrCEF.exe	RdrCEF.exe
PID 3244 wrote to memory of 2396	3244	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\f4bb12466b3f7df6ae4b20e0cbb82a831553f894f0121deb1c48c690ff6e7ae0.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:5072
- 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:3244
- - 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=5D2AE69E4AEE96BF0F7E9BA8C7BA8CD7 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3300
- - 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=04793618A2B9CA72C06F156526CB2FAE --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=04793618A2B9CA72C06F156526CB2FAE --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2396
- - 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=87CCA05C875006B1F78B4E1114B2664B --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2556
- - 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=706E57B481EC3B75FD0D1D87A8BD58CF --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=706E57B481EC3B75FD0D1D87A8BD58CF --renderer-client-id=5 --mojo-platform-channel-handle=1856 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1616
- - 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=0AC03BB89A7ECE76D88409798E2D046C --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2768
- - 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=40494A239561F30137AC24F66EBF7AD2 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1424

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/1424-153-0x0000000000000000-mapping.dmp

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memory/1616-145-0x0000000000000000-mapping.dmp

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memory/2396-137-0x0000000000000000-mapping.dmp

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memory/2556-142-0x0000000000000000-mapping.dmp

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memory/2768-150-0x0000000000000000-mapping.dmp

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memory/3244-132-0x0000000000000000-mapping.dmp

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memory/3300-134-0x0000000000000000-mapping.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads