a67ddd4adf27d7bbbaf0eb910717061d3cddc86b90cfca383bed6626fbb2a711

Analysis

max time kernel
106s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
02-01-2023 12:39

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General

Target

69391fec373f9a060a4cb31c54e95b0295f8d7fb.pdf
Size

595KB
MD5

3a78a1d2a3ffe445c00d05da7f70e789
SHA1

69391fec373f9a060a4cb31c54e95b0295f8d7fb
SHA256

a67ddd4adf27d7bbbaf0eb910717061d3cddc86b90cfca383bed6626fbb2a711
SHA512

14442d8d10a4593db5ab9a070a1af559d5bf6abf141659223911f830f7753b36f9a837ceecc7784618d61eff61dfa57a1b99e4d50bdf556859b7df5614686fe4
SSDEEP

12288:C6tKIfnmcQxHisY1Ut8BkXpCw/Ctgk3f61+VCrmWklA:CefZQJi51lBkXUw61vY+ErWlA

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-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2224	AcroRd32.exe
2224	AcroRd32.exe
2224	AcroRd32.exe
2224	AcroRd32.exe
2224	AcroRd32.exe
2224	AcroRd32.exe
2224	AcroRd32.exe
2224	AcroRd32.exe
2224	AcroRd32.exe
2224	AcroRd32.exe
2224	AcroRd32.exe
2224	AcroRd32.exe
2224	AcroRd32.exe
2224	AcroRd32.exe
2224	AcroRd32.exe
2224	AcroRd32.exe
2224	AcroRd32.exe
2224	AcroRd32.exe
2224	AcroRd32.exe
2224	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2224	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2224	AcroRd32.exe
2224	AcroRd32.exe
2224	AcroRd32.exe
2224	AcroRd32.exe
2224	AcroRd32.exe
2224	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2224 wrote to memory of 3896	2224	AcroRd32.exe	82
PID 2224 wrote to memory of 3896	2224	AcroRd32.exe	82
PID 2224 wrote to memory of 3896	2224	AcroRd32.exe	82
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 2516	3896	RdrCEF.exe	84
PID 3896 wrote to memory of 952	3896	RdrCEF.exe	85
PID 3896 wrote to memory of 952	3896	RdrCEF.exe	85
PID 3896 wrote to memory of 952	3896	RdrCEF.exe	85
PID 3896 wrote to memory of 952	3896	RdrCEF.exe	85
PID 3896 wrote to memory of 952	3896	RdrCEF.exe	85
PID 3896 wrote to memory of 952	3896	RdrCEF.exe	85
PID 3896 wrote to memory of 952	3896	RdrCEF.exe	85
PID 3896 wrote to memory of 952	3896	RdrCEF.exe	85
PID 3896 wrote to memory of 952	3896	RdrCEF.exe	85
PID 3896 wrote to memory of 952	3896	RdrCEF.exe	85
PID 3896 wrote to memory of 952	3896	RdrCEF.exe	85
PID 3896 wrote to memory of 952	3896	RdrCEF.exe	85
PID 3896 wrote to memory of 952	3896	RdrCEF.exe	85
PID 3896 wrote to memory of 952	3896	RdrCEF.exe	85
PID 3896 wrote to memory of 952	3896	RdrCEF.exe	85
PID 3896 wrote to memory of 952	3896	RdrCEF.exe	85
PID 3896 wrote to memory of 952	3896	RdrCEF.exe	85
PID 3896 wrote to memory of 952	3896	RdrCEF.exe	85
PID 3896 wrote to memory of 952	3896	RdrCEF.exe	85
PID 3896 wrote to memory of 952	3896	RdrCEF.exe	85

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\69391fec373f9a060a4cb31c54e95b0295f8d7fb.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:2224
- 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:3896
- - 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=9EC81818C7D81BBA167D805717848B46 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2516
- - 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=E2102C01BF4F997D713181A3428C9F0E --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=E2102C01BF4F997D713181A3428C9F0E --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:952
- - 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=2C9A42513E217B7F3279A88DDEDF0B1D --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=2C9A42513E217B7F3279A88DDEDF0B1D --renderer-client-id=4 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:944
- - 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=39F9FB75C307EB1676649A6A0A7470F1 --mojo-platform-channel-handle=2572 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4952
- - 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=F85B32F9880BEB35A631CB51DD0D9E25 --mojo-platform-channel-handle=1836 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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=1E7103D6621A4A2D0678506B263D612E --mojo-platform-channel-handle=2796 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4188

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

Replay Monitor

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Downloads

memory/944-142-0x0000000000000000-mapping.dmp

Download
memory/952-137-0x0000000000000000-mapping.dmp

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memory/2516-134-0x0000000000000000-mapping.dmp

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memory/3896-132-0x0000000000000000-mapping.dmp

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memory/4188-153-0x0000000000000000-mapping.dmp

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memory/4560-150-0x0000000000000000-mapping.dmp

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memory/4952-147-0x0000000000000000-mapping.dmp

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