3a7af02889911f9e33376464845f80f5d3fde7679602ac63eef3e0d71cb694d1

Analysis

max time kernel
128s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
09/09/2022, 09:52

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General

Target

3a7af02889911f9e33376464845f80f5d3fde7679602ac63eef3e0d71cb694d1.pdf
Size

413KB
MD5

9cae987e57ebced93128aff638717982
SHA1

483b593f08d29d1e02223aa2eeb236cb5381f412
SHA256

3a7af02889911f9e33376464845f80f5d3fde7679602ac63eef3e0d71cb694d1
SHA512

b18a027122f5a880bdc3012819bc04790d7d691fa5ab39bd2a265c7ea8f326a22896612b670a2ba522f66bb809eb2ed0d95f0279539c8b46fe9adb62798aba9c
SSDEEP

6144:4ZUA+qW3UQE45UTU2QYiIhDl7c12ylAqKhQuIj3NyHWwC978+LqPCK:UUAfTNQYiAw1f2rxIjfwCK+RK

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-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4868	AcroRd32.exe
4868	AcroRd32.exe
4868	AcroRd32.exe
4868	AcroRd32.exe
4868	AcroRd32.exe
4868	AcroRd32.exe
4868	AcroRd32.exe
4868	AcroRd32.exe
4868	AcroRd32.exe
4868	AcroRd32.exe
4868	AcroRd32.exe
4868	AcroRd32.exe
4868	AcroRd32.exe
4868	AcroRd32.exe
4868	AcroRd32.exe
4868	AcroRd32.exe
4868	AcroRd32.exe
4868	AcroRd32.exe
4868	AcroRd32.exe
4868	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4868	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4868	AcroRd32.exe
4868	AcroRd32.exe
4868	AcroRd32.exe
4868	AcroRd32.exe
4868	AcroRd32.exe
4868	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4868 wrote to memory of 4516	4868	AcroRd32.exe	87
PID 4868 wrote to memory of 4516	4868	AcroRd32.exe	87
PID 4868 wrote to memory of 4516	4868	AcroRd32.exe	87
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 3936	4516	RdrCEF.exe	90
PID 4516 wrote to memory of 4372	4516	RdrCEF.exe	91
PID 4516 wrote to memory of 4372	4516	RdrCEF.exe	91
PID 4516 wrote to memory of 4372	4516	RdrCEF.exe	91
PID 4516 wrote to memory of 4372	4516	RdrCEF.exe	91
PID 4516 wrote to memory of 4372	4516	RdrCEF.exe	91
PID 4516 wrote to memory of 4372	4516	RdrCEF.exe	91
PID 4516 wrote to memory of 4372	4516	RdrCEF.exe	91
PID 4516 wrote to memory of 4372	4516	RdrCEF.exe	91
PID 4516 wrote to memory of 4372	4516	RdrCEF.exe	91
PID 4516 wrote to memory of 4372	4516	RdrCEF.exe	91
PID 4516 wrote to memory of 4372	4516	RdrCEF.exe	91
PID 4516 wrote to memory of 4372	4516	RdrCEF.exe	91
PID 4516 wrote to memory of 4372	4516	RdrCEF.exe	91
PID 4516 wrote to memory of 4372	4516	RdrCEF.exe	91
PID 4516 wrote to memory of 4372	4516	RdrCEF.exe	91
PID 4516 wrote to memory of 4372	4516	RdrCEF.exe	91
PID 4516 wrote to memory of 4372	4516	RdrCEF.exe	91
PID 4516 wrote to memory of 4372	4516	RdrCEF.exe	91
PID 4516 wrote to memory of 4372	4516	RdrCEF.exe	91
PID 4516 wrote to memory of 4372	4516	RdrCEF.exe	91

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\3a7af02889911f9e33376464845f80f5d3fde7679602ac63eef3e0d71cb694d1.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:4868
- 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:4516
- - 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=6E6ADADF61B82D92E2EA95F49FDBBD00 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3936
- - 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=80F8D3F4EC5EA5CDCE8916B0EB8F4E6D --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=80F8D3F4EC5EA5CDCE8916B0EB8F4E6D --renderer-client-id=2 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4372
- - 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=BD7243299C77A071D8C76EDE8EA4DB11 --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=BD7243299C77A071D8C76EDE8EA4DB11 --renderer-client-id=4 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2620
- - 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=EEDA00AC96F20002139E6E28A8D7F52F --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:392
- - 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=789A4F3F4DD7500EEC85BA1302024A82 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3320
- - 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=55BC8E6CD72C0EE09EEAC2CC4D515F8A --mojo-platform-channel-handle=1808 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2928

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1820

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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