20771f22cceccc5eef01b08160a5b4b94c9e48b1fd86a99960f9f0c6a9885e10

Analysis

max time kernel
142s
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
23/10/2023, 16:36

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General

Target

NEAS.463d3a14504ed6dc99a5fb9810c9bfb0_JC.pdf
Size

69KB
MD5

463d3a14504ed6dc99a5fb9810c9bfb0
SHA1

034921c83ef6ed7ee0dfdf800e6a759b5adfe5dc
SHA256

20771f22cceccc5eef01b08160a5b4b94c9e48b1fd86a99960f9f0c6a9885e10
SHA512

ab5002594595af63d233ad4313b8492bf687bea401fd4e54d0dc927de1dcfb396c42a6af6bf3d7ef7bac6c10a6f688e0272587635f990afcda6e3b833948b8a6
SSDEEP

1536:YdqGVLo8u4ROtfLm9TnOXCgDF2222WpAR9pQsiPQ:YdqGVkAAtyOyuspAR9pQHPQ

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
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3176	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3176 wrote to memory of 1692	3176	AcroRd32.exe	90
PID 3176 wrote to memory of 1692	3176	AcroRd32.exe	90
PID 3176 wrote to memory of 1692	3176	AcroRd32.exe	90
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 4968	1692	RdrCEF.exe	91
PID 1692 wrote to memory of 2840	1692	RdrCEF.exe	92
PID 1692 wrote to memory of 2840	1692	RdrCEF.exe	92
PID 1692 wrote to memory of 2840	1692	RdrCEF.exe	92
PID 1692 wrote to memory of 2840	1692	RdrCEF.exe	92
PID 1692 wrote to memory of 2840	1692	RdrCEF.exe	92
PID 1692 wrote to memory of 2840	1692	RdrCEF.exe	92
PID 1692 wrote to memory of 2840	1692	RdrCEF.exe	92
PID 1692 wrote to memory of 2840	1692	RdrCEF.exe	92
PID 1692 wrote to memory of 2840	1692	RdrCEF.exe	92
PID 1692 wrote to memory of 2840	1692	RdrCEF.exe	92
PID 1692 wrote to memory of 2840	1692	RdrCEF.exe	92
PID 1692 wrote to memory of 2840	1692	RdrCEF.exe	92
PID 1692 wrote to memory of 2840	1692	RdrCEF.exe	92
PID 1692 wrote to memory of 2840	1692	RdrCEF.exe	92
PID 1692 wrote to memory of 2840	1692	RdrCEF.exe	92
PID 1692 wrote to memory of 2840	1692	RdrCEF.exe	92
PID 1692 wrote to memory of 2840	1692	RdrCEF.exe	92
PID 1692 wrote to memory of 2840	1692	RdrCEF.exe	92
PID 1692 wrote to memory of 2840	1692	RdrCEF.exe	92
PID 1692 wrote to memory of 2840	1692	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.463d3a14504ed6dc99a5fb9810c9bfb0_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:3176
- 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:1692
- - 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=7822B6A6C98CFC11536F792B4DF03950 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4968
- - 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=1EC504D181337D4201EBA2C7BA48AB34 --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=1EC504D181337D4201EBA2C7BA48AB34 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2840
- - 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=E1060417A831E8323F3716F003C2F990 --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=E1060417A831E8323F3716F003C2F990 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5116
- - 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=7178F33008780768649CAACEC2B99849 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4704
- - 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=976220A843010ED3CC67257432A8E6F3 --mojo-platform-channel-handle=1860 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1644
- - 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=8A6428F55A99772EEA04F0FD69E899D9 --mojo-platform-channel-handle=2468 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1504

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1720

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
05d19382678d87cf4c4dd9b1d619a0d1

SHA1
f3ee34d3d59eef490d33f69642ec00146b461faa

SHA256
446e70d686ec8b5ab77ae31703fa390fb6a600ff7a33efba429ebc78401baebf

SHA512
373686c2ed922d89ad205a65d314a2d5e34ce535858790ff1e4e95fceb40df74b9886848db26f891d2476f72b274785c03c2b39b838b9aec1a5c93fdbbd7f2db

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/3176-27-0x000000000A460000-0x000000000A481000-memory.dmp

Filesize
132KB

Download