a15a25a4621137031352b472add17c9723b3e1c6a7e7e5bc731611c2dc2ec7a8

Analysis

max time kernel
146s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
02-11-2023 07:27

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General

Target

NEAS.32a9685c1da45d55b34a9a899d341610.pdf
Size

109KB
MD5

32a9685c1da45d55b34a9a899d341610
SHA1

ccca1bb4561e549f730ae1d628a44e977772f2da
SHA256

a15a25a4621137031352b472add17c9723b3e1c6a7e7e5bc731611c2dc2ec7a8
SHA512

07530dc6b1d55defd3f3949d1a8ff4fbb32c51b5a98798a62692e37c040e62178ef40e533609bc2efeec43da23669c5bdf4cd2f555a2edfaf74048f0e1d83c18
SSDEEP

1536:1K7i5pJT7SCgsq0/dWeahjm0/jnaemCBmjz7hMJigXjZmnfh/vjQYdoyDz:1ii56CLq0LahjnvBmH7mpjZmfJQ+oS

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
1072	AcroRd32.exe
1072	AcroRd32.exe
1072	AcroRd32.exe
1072	AcroRd32.exe
1072	AcroRd32.exe
1072	AcroRd32.exe
1072	AcroRd32.exe
1072	AcroRd32.exe
1072	AcroRd32.exe
1072	AcroRd32.exe
1072	AcroRd32.exe
1072	AcroRd32.exe
1072	AcroRd32.exe
1072	AcroRd32.exe
1072	AcroRd32.exe
1072	AcroRd32.exe
1072	AcroRd32.exe
1072	AcroRd32.exe
1072	AcroRd32.exe
1072	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1072	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1072	AcroRd32.exe
1072	AcroRd32.exe
1072	AcroRd32.exe
1072	AcroRd32.exe
1072	AcroRd32.exe
1072	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1072 wrote to memory of 4788	1072	AcroRd32.exe	95
PID 1072 wrote to memory of 4788	1072	AcroRd32.exe	95
PID 1072 wrote to memory of 4788	1072	AcroRd32.exe	95
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 2020	4788	RdrCEF.exe	96
PID 4788 wrote to memory of 1816	4788	RdrCEF.exe	97
PID 4788 wrote to memory of 1816	4788	RdrCEF.exe	97
PID 4788 wrote to memory of 1816	4788	RdrCEF.exe	97
PID 4788 wrote to memory of 1816	4788	RdrCEF.exe	97
PID 4788 wrote to memory of 1816	4788	RdrCEF.exe	97
PID 4788 wrote to memory of 1816	4788	RdrCEF.exe	97
PID 4788 wrote to memory of 1816	4788	RdrCEF.exe	97
PID 4788 wrote to memory of 1816	4788	RdrCEF.exe	97
PID 4788 wrote to memory of 1816	4788	RdrCEF.exe	97
PID 4788 wrote to memory of 1816	4788	RdrCEF.exe	97
PID 4788 wrote to memory of 1816	4788	RdrCEF.exe	97
PID 4788 wrote to memory of 1816	4788	RdrCEF.exe	97
PID 4788 wrote to memory of 1816	4788	RdrCEF.exe	97
PID 4788 wrote to memory of 1816	4788	RdrCEF.exe	97
PID 4788 wrote to memory of 1816	4788	RdrCEF.exe	97
PID 4788 wrote to memory of 1816	4788	RdrCEF.exe	97
PID 4788 wrote to memory of 1816	4788	RdrCEF.exe	97
PID 4788 wrote to memory of 1816	4788	RdrCEF.exe	97
PID 4788 wrote to memory of 1816	4788	RdrCEF.exe	97
PID 4788 wrote to memory of 1816	4788	RdrCEF.exe	97

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.32a9685c1da45d55b34a9a899d341610.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:1072
- 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:4788
- - 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=B28F57250E0DE2B0B4D62E1377F9C879 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2020
- - 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=C828E2EDAFBBB37EF33EAB189362A9CA --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=C828E2EDAFBBB37EF33EAB189362A9CA --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1816
- - 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=C913A844936BF3149296DE7581EF4222 --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=C913A844936BF3149296DE7581EF4222 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3428
- - 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=E29BD4CCD46A25D6F1B55FB4E81E6E64 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3360
- - 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=9E8A2E2AFC709DDF5E4F6948EF71AD45 --mojo-platform-channel-handle=2548 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2744
- - 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=A51EAE73346854D5797F4330FD710766 --mojo-platform-channel-handle=2392 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2072

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
9bb7115d859260364ada4ea024140698

SHA1
4fd144303e6e31bdb00c74546cb8d2c4a0e7c226

SHA256
340c6d683fbe1bcca14376dbc5bfbe3776a82cd7c14e91575c4be7d00060f79d

SHA512
fbe479ba70d59170492f616ac987b233bb22b9ccb8dc686e1b00ca414a4b35a8e57bcde13762ba69b7e939a6c898ae46ed2a5104d7a2c38040bd9c68c102d8cf

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