c8f65a59543285bfe98cba6594cdbdb63e28cdd3edeee136462be31d324f0a0b

Analysis

max time kernel
132s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
07-05-2024 12:01

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General

Target

6ab602233ec392c8cb08ddd2406d6260_NEAS.pdf
Size

380KB
MD5

6ab602233ec392c8cb08ddd2406d6260
SHA1

be0cff1adb139504c180ce018a04e240266aa714
SHA256

c8f65a59543285bfe98cba6594cdbdb63e28cdd3edeee136462be31d324f0a0b
SHA512

00f19781c3328ce58858f7256dff08533e46b23ba6ad77eaa581a668ce6e55d643b70a0cc7a619fb2e1a75112765e9dc245f9fe4b8d802156eb32c2e276ad8af
SSDEEP

6144:IoPcHXf5FPbCEK6Er7FKeqFic6Vkv5JbP8jq9rvN4i1SgNsL7Aa+FDVaXRmFVZ:I3xFeC+FKOVkvbPZyLcsRmFb

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-1-5-21-3411335054-1982420046-2118495756-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5104	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5104 wrote to memory of 4736	5104	AcroRd32.exe	89
PID 5104 wrote to memory of 4736	5104	AcroRd32.exe	89
PID 5104 wrote to memory of 4736	5104	AcroRd32.exe	89
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 1668	4736	RdrCEF.exe	91
PID 4736 wrote to memory of 2740	4736	RdrCEF.exe	92
PID 4736 wrote to memory of 2740	4736	RdrCEF.exe	92
PID 4736 wrote to memory of 2740	4736	RdrCEF.exe	92
PID 4736 wrote to memory of 2740	4736	RdrCEF.exe	92
PID 4736 wrote to memory of 2740	4736	RdrCEF.exe	92
PID 4736 wrote to memory of 2740	4736	RdrCEF.exe	92
PID 4736 wrote to memory of 2740	4736	RdrCEF.exe	92
PID 4736 wrote to memory of 2740	4736	RdrCEF.exe	92
PID 4736 wrote to memory of 2740	4736	RdrCEF.exe	92
PID 4736 wrote to memory of 2740	4736	RdrCEF.exe	92
PID 4736 wrote to memory of 2740	4736	RdrCEF.exe	92
PID 4736 wrote to memory of 2740	4736	RdrCEF.exe	92
PID 4736 wrote to memory of 2740	4736	RdrCEF.exe	92
PID 4736 wrote to memory of 2740	4736	RdrCEF.exe	92
PID 4736 wrote to memory of 2740	4736	RdrCEF.exe	92
PID 4736 wrote to memory of 2740	4736	RdrCEF.exe	92
PID 4736 wrote to memory of 2740	4736	RdrCEF.exe	92
PID 4736 wrote to memory of 2740	4736	RdrCEF.exe	92
PID 4736 wrote to memory of 2740	4736	RdrCEF.exe	92
PID 4736 wrote to memory of 2740	4736	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\6ab602233ec392c8cb08ddd2406d6260_NEAS.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:5104
- 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:4736
- - 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=901938CF2AA995C60EA156D1BF3AFEB2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1668
- - 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=62131A9DEB504A1DC2813CFEE1E0A640 --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=62131A9DEB504A1DC2813CFEE1E0A640 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2740
- - 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=BC1B14D1A70B600CA380802913A74C8F --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3968
- - 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=E86B906BD4D169C18E511AC490990DE7 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4348
- - 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=48498999DE98375993E91CF148DBFA33 --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=48498999DE98375993E91CF148DBFA33 --renderer-client-id=6 --mojo-platform-channel-handle=1888 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2288
- - 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=90BA4FF32F2864E70B737ABC000FDC42 --mojo-platform-channel-handle=2784 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1252

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1604

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
0ca46599fad6623bc5969bcb3d30fd1e

SHA1
4889df985ffca12d560ca9339062a4384bdce4bc

SHA256
231b2e6d3cb6b0bde1f00eaa4f0abcca47dd54259b55e7418a613b7c4af9328b

SHA512
c257ccd2209f8e3cc342d21e4c79c44859233e3fc02b907ac2afd13702e25ac9b77d71398061f09c5c1b0cd4f60d79f7c19bd554c02f89209d99f0a42d7d59fc

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