c018b0547dea395f6f60e27900456614b4e6a4359337d76b99eb08a8fe57f4dd

Analysis

max time kernel
143s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
04/02/2024, 10:43

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

8ef32acd4a5b9cabf87b463cc562288c.pdf
Size

86KB
MD5

8ef32acd4a5b9cabf87b463cc562288c
SHA1

8c9f4e8c35328f33dfd8b7eb005073d06bf30152
SHA256

c018b0547dea395f6f60e27900456614b4e6a4359337d76b99eb08a8fe57f4dd
SHA512

1864acd11db8a6cd22fbb12cbb5f06309528c987931d247b056afaf1bff9cf5fdd106d989d05ff1f9fbdad1fa510a8cf05172c08dca697fdff0d5150a38dce93
SSDEEP

1536:aDIJyYN82LYkkeZe1suE7Y8RazFdEjT46xvPcW5BA5pFfnTHdWspOR0M8o/:XJpNCkkeZosuEU8kxdEgOvbWfTHkRVz

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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2348	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 2424	2348	AcroRd32.exe	87
PID 2348 wrote to memory of 2424	2348	AcroRd32.exe	87
PID 2348 wrote to memory of 2424	2348	AcroRd32.exe	87
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 5112	2424	RdrCEF.exe	89
PID 2424 wrote to memory of 3284	2424	RdrCEF.exe	90
PID 2424 wrote to memory of 3284	2424	RdrCEF.exe	90
PID 2424 wrote to memory of 3284	2424	RdrCEF.exe	90
PID 2424 wrote to memory of 3284	2424	RdrCEF.exe	90
PID 2424 wrote to memory of 3284	2424	RdrCEF.exe	90
PID 2424 wrote to memory of 3284	2424	RdrCEF.exe	90
PID 2424 wrote to memory of 3284	2424	RdrCEF.exe	90
PID 2424 wrote to memory of 3284	2424	RdrCEF.exe	90
PID 2424 wrote to memory of 3284	2424	RdrCEF.exe	90
PID 2424 wrote to memory of 3284	2424	RdrCEF.exe	90
PID 2424 wrote to memory of 3284	2424	RdrCEF.exe	90
PID 2424 wrote to memory of 3284	2424	RdrCEF.exe	90
PID 2424 wrote to memory of 3284	2424	RdrCEF.exe	90
PID 2424 wrote to memory of 3284	2424	RdrCEF.exe	90
PID 2424 wrote to memory of 3284	2424	RdrCEF.exe	90
PID 2424 wrote to memory of 3284	2424	RdrCEF.exe	90
PID 2424 wrote to memory of 3284	2424	RdrCEF.exe	90
PID 2424 wrote to memory of 3284	2424	RdrCEF.exe	90
PID 2424 wrote to memory of 3284	2424	RdrCEF.exe	90
PID 2424 wrote to memory of 3284	2424	RdrCEF.exe	90

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\8ef32acd4a5b9cabf87b463cc562288c.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:2348
- 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:2424
- - 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=67CA55DB317E98195A3DE6FD15DAAA28 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5112
- - 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=796A15D50A8EABA309E68F88BF362932 --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=796A15D50A8EABA309E68F88BF362932 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3284
- - 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=2CF4856E2AE4A0E346F8E718944DDF48 --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=2CF4856E2AE4A0E346F8E718944DDF48 --renderer-client-id=4 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1200
- - 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=C52A3C51E6D6BE8BB787D16B4DC79BEF --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:484
- - 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=505147800A5A4AC76A4B5DDE40B22B46 --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2340
- - 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=4CA0567B1D0CCE897984F5D1942A9CC6 --mojo-platform-channel-handle=2656 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:932

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2256

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
ccc3a06aba984b1ba4a82a359df80d32

SHA1
d338431b3bcef2bc719677ba293a4fc94e5c252c

SHA256
0590371a4b927083e88d9eb585aa54ad173278c94d5e7262786301b3610f53d1

SHA512
af03d4fe006864ca5e460139be66866d507dcd93ff29a405fbca91f6ac33bfd0d220dd3b1281f773509f7ee71ae87c2bd0bf8a29e8c237ef83d32b0c6b32c14f

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