0f357dffda8b0d86b0cd6243884a728425e28e7ad1df2c74e8bb5ca7c40235e2

Analysis

max time kernel
141s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
22/10/2023, 18:02

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General

Target

NEAS.d534a6e65fbb954e6183779c1f1b20e0.pdf
Size

352KB
MD5

d534a6e65fbb954e6183779c1f1b20e0
SHA1

98708709829158ae40e016e4dedde75682c9ba5d
SHA256

0f357dffda8b0d86b0cd6243884a728425e28e7ad1df2c74e8bb5ca7c40235e2
SHA512

bd046bfca801d3d8f07b6567f7bc4df01ac4da3f152919dda71ad47c78fe8bfc66e1520c6b15210d2e1c9097214812bbf76b0f13631daf67b8fbb7ef4e50caf4
SSDEEP

6144:SuMgJksgumGWY/VTqs6YBZUStgZWvnGmBxkHo2SRaYSDATqncXqsPB1A1:42RuVCOrYblgWnGeN21DAThXqsTA1

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-1-5-21-3350690463-3549324357-1323838019-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3244	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3244 wrote to memory of 3180	3244	AcroRd32.exe	90
PID 3244 wrote to memory of 3180	3244	AcroRd32.exe	90
PID 3244 wrote to memory of 3180	3244	AcroRd32.exe	90
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2156	3180	RdrCEF.exe	91
PID 3180 wrote to memory of 2356	3180	RdrCEF.exe	92
PID 3180 wrote to memory of 2356	3180	RdrCEF.exe	92
PID 3180 wrote to memory of 2356	3180	RdrCEF.exe	92
PID 3180 wrote to memory of 2356	3180	RdrCEF.exe	92
PID 3180 wrote to memory of 2356	3180	RdrCEF.exe	92
PID 3180 wrote to memory of 2356	3180	RdrCEF.exe	92
PID 3180 wrote to memory of 2356	3180	RdrCEF.exe	92
PID 3180 wrote to memory of 2356	3180	RdrCEF.exe	92
PID 3180 wrote to memory of 2356	3180	RdrCEF.exe	92
PID 3180 wrote to memory of 2356	3180	RdrCEF.exe	92
PID 3180 wrote to memory of 2356	3180	RdrCEF.exe	92
PID 3180 wrote to memory of 2356	3180	RdrCEF.exe	92
PID 3180 wrote to memory of 2356	3180	RdrCEF.exe	92
PID 3180 wrote to memory of 2356	3180	RdrCEF.exe	92
PID 3180 wrote to memory of 2356	3180	RdrCEF.exe	92
PID 3180 wrote to memory of 2356	3180	RdrCEF.exe	92
PID 3180 wrote to memory of 2356	3180	RdrCEF.exe	92
PID 3180 wrote to memory of 2356	3180	RdrCEF.exe	92

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\NEAS.d534a6e65fbb954e6183779c1f1b20e0.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: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" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3180
- - 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=B4F139C7FBC2DCD72D2544D202202034 --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=4 --enable-main-frame-before-activation --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=B4F139C7FBC2DCD72D2544D202202034 --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2156
- - 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=3CC67B6654CE3A167182C806A23F6901 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2356
- - 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=2BD202C95B342C285B8FC0747F5C52FC --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4268
- - 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=07DBA0DA0C774D63FD3C7D6F4E93BFCE --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=4 --enable-main-frame-before-activation --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=07DBA0DA0C774D63FD3C7D6F4E93BFCE --renderer-client-id=5 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3844
- - 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=7F9D73FC7E7CCA1D4F4EE83789032EA8 --mojo-platform-channel-handle=2664 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3868
- - 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=E2ECDCDCD96C881CCA7601E52C95B48C --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1856

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
1962bc0b8b3ddf0f59c256dd613e14d7

SHA1
c7e9c00e58aba006bceadf522e2dc0b2ba14a246

SHA256
566e021aa3a5128dfe4bc510fbd07c6ef6c521dddc111492171fc8ba52ff020c

SHA512
462a487ed27a1a8f97876197ac66b0a9173c235b8a08086d400607f9e05badf12deeb0ee1066e9f072d56deb94b3b65342ec80e449456238a3f7d8f3e1eb28a5

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/3244-27-0x0000000009890000-0x00000000098B1000-memory.dmp

Filesize
132KB

Download