94e901b5341871803cc057f95a6772572c2f6b516773fb708674b4defaf6062e

Analysis

max time kernel
150s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
23-10-2023 16:56

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General

Target

NEAS.4cbd00cf4352d56e0ef1373b63b32e00_JC.pdf
Size

496KB
MD5

4cbd00cf4352d56e0ef1373b63b32e00
SHA1

ca04becf8ba7de2b46ac6334c721275eeae3c48d
SHA256

94e901b5341871803cc057f95a6772572c2f6b516773fb708674b4defaf6062e
SHA512

7111a971d3d461177c008d0f6b812be2d69a49e4084dfb016d2a6ffd519ee07e9b2315e85ccd3e56ab0951ca80e44342dfa7eaf5d44a33e6574c74d9f0ff0423
SSDEEP

12288:XEKJ45dVyzUarIMeFy41YSvhPbgE/Qrxc+cQ6uz/JLeDM:UKJuAUaCznuZcQXBGM

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-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2140	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe
2140	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2140 wrote to memory of 1700	2140	AcroRd32.exe	90
PID 2140 wrote to memory of 1700	2140	AcroRd32.exe	90
PID 2140 wrote to memory of 1700	2140	AcroRd32.exe	90
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 4524	1700	RdrCEF.exe	91
PID 1700 wrote to memory of 5000	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 5000	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 5000	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 5000	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 5000	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 5000	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 5000	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 5000	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 5000	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 5000	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 5000	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 5000	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 5000	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 5000	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 5000	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 5000	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 5000	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 5000	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 5000	1700	RdrCEF.exe	92
PID 1700 wrote to memory of 5000	1700	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.4cbd00cf4352d56e0ef1373b63b32e00_JC.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:2140
- 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:1700
- - 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=885F5201A26B6B2CA5C065094C52F199 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4524
- - 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=9E0109ED458346DC0F0F65531FAD18B9 --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=9E0109ED458346DC0F0F65531FAD18B9 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5000
- - 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=F4F8E5CB67F765FB7F6CE61841EB75AA --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=F4F8E5CB67F765FB7F6CE61841EB75AA --renderer-client-id=4 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2108
- - 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=A81E5792871A1B507447ED6E986EE5E8 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2320
- - 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=5EC800305C859973FDAD21C8611F4FF2 --mojo-platform-channel-handle=2676 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3100
- - 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=2ED37842DE803901815B86B1921F6370 --mojo-platform-channel-handle=1832 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4464

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1984

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
88ad23bc30606dfb0983b732093299a4

SHA1
598771a24824ecefe99b0a21cbfdddd5a883d708

SHA256
e7756341af04498ad28615ca6b28175f746eae5df0f4ffe749fdd5197596c87e

SHA512
96dd4d455e32a8dd0fb2bef0054a518cd064eaabf53895b20be95c39c7b8f430973147e2fe6fecc9a20093cd8e6f0772734e44e12dd479b318c2c672ef108f2a

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