288d3a7cc103da2cbfdc58c4cef04789e91b770e6aef74d18439296b2cedb701

Analysis

max time kernel
141s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
13/10/2023, 20:03

Sharing

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General

Target

NEAS.2ac3e4e493d97ad4ad9d431f32a1bcf0.pdf
Size

59KB
MD5

2ac3e4e493d97ad4ad9d431f32a1bcf0
SHA1

c19fcab383453f0b979b3e33c729814c62375853
SHA256

288d3a7cc103da2cbfdc58c4cef04789e91b770e6aef74d18439296b2cedb701
SHA512

8aaecb696941ae54ddbc72f45472f0ada268f9f5967fe30ad06d89e1a26b80e2fc7212f2b22df7d3ff8092eafc12e636155824bd4705f71d03b076ae3cd8a53b
SSDEEP

1536:vHCstIC+N1fJXh92xVeQmry1KVIT0J2j0UJMlFggo2WlgO5PxaTFgmN3z:fCXXXh9ckgh5P2V

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-1-5-21-1141987721-3945596982-3297311814-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4676	AcroRd32.exe
4676	AcroRd32.exe
4676	AcroRd32.exe
4676	AcroRd32.exe
4676	AcroRd32.exe
4676	AcroRd32.exe
4676	AcroRd32.exe
4676	AcroRd32.exe
4676	AcroRd32.exe
4676	AcroRd32.exe
4676	AcroRd32.exe
4676	AcroRd32.exe
4676	AcroRd32.exe
4676	AcroRd32.exe
4676	AcroRd32.exe
4676	AcroRd32.exe
4676	AcroRd32.exe
4676	AcroRd32.exe
4676	AcroRd32.exe
4676	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4676	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4676	AcroRd32.exe
4676	AcroRd32.exe
4676	AcroRd32.exe
4676	AcroRd32.exe
4676	AcroRd32.exe
4676	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4676 wrote to memory of 3400	4676	AcroRd32.exe	89
PID 4676 wrote to memory of 3400	4676	AcroRd32.exe	89
PID 4676 wrote to memory of 3400	4676	AcroRd32.exe	89
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 4744	3400	RdrCEF.exe	90
PID 3400 wrote to memory of 2672	3400	RdrCEF.exe	91
PID 3400 wrote to memory of 2672	3400	RdrCEF.exe	91
PID 3400 wrote to memory of 2672	3400	RdrCEF.exe	91
PID 3400 wrote to memory of 2672	3400	RdrCEF.exe	91
PID 3400 wrote to memory of 2672	3400	RdrCEF.exe	91
PID 3400 wrote to memory of 2672	3400	RdrCEF.exe	91
PID 3400 wrote to memory of 2672	3400	RdrCEF.exe	91
PID 3400 wrote to memory of 2672	3400	RdrCEF.exe	91
PID 3400 wrote to memory of 2672	3400	RdrCEF.exe	91
PID 3400 wrote to memory of 2672	3400	RdrCEF.exe	91
PID 3400 wrote to memory of 2672	3400	RdrCEF.exe	91
PID 3400 wrote to memory of 2672	3400	RdrCEF.exe	91
PID 3400 wrote to memory of 2672	3400	RdrCEF.exe	91
PID 3400 wrote to memory of 2672	3400	RdrCEF.exe	91
PID 3400 wrote to memory of 2672	3400	RdrCEF.exe	91
PID 3400 wrote to memory of 2672	3400	RdrCEF.exe	91
PID 3400 wrote to memory of 2672	3400	RdrCEF.exe	91
PID 3400 wrote to memory of 2672	3400	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\NEAS.2ac3e4e493d97ad4ad9d431f32a1bcf0.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:4676
- 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:3400
- - 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=7E93B6EBC2094F5B1CA9C73216A97D2B --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=7E93B6EBC2094F5B1CA9C73216A97D2B --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4744
- - 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=6EA748C405A3A9FF86FF8A52A2F1358D --mojo-platform-channel-handle=1788 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2672
- - 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=BE49320537DEB75912C900CFF42342DB --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=BE49320537DEB75912C900CFF42342DB --renderer-client-id=4 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4760
- - 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=7FB04A6BDF4A72B08871249988248B09 --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:416
- - 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=CFA87CF07981EDDB29729933ADAF0BAA --mojo-platform-channel-handle=2676 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4720
- - 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=F67DAAE5CC0FB9F4A978B9D34B61C099 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3652

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1824

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

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Downloads

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

Filesize
64KB

MD5
395e3de3b3b73be84ceaa66bd0eba965

SHA1
3109905d5c6458012adb32b0a7b5fa641f8deaca

SHA256
d7eeff08889befb1738eaa210870405a9f386e67b515fb9d7e0415c14de82c79

SHA512
2a550df4c479abe525c297e231106a258b2fa5150df337d930dd4c538767333eb261aafbce83623ce0f02680a42bfcceea2d10ec866fed8a4a25876a12adf3c6

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