21be9cf4a1b51495426aee6041f1e14a294891a9e6086a5ad58bd845cb605730

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
13/07/2024, 02:07

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2f38e28c6dd813c89778b9e08812eb60N.pdf
Size

38KB
MD5

2f38e28c6dd813c89778b9e08812eb60
SHA1

c9c9bbe38ac1a2ebad3f498dcc37ecb07a91f44f
SHA256

21be9cf4a1b51495426aee6041f1e14a294891a9e6086a5ad58bd845cb605730
SHA512

9697745fef417efbc49dcfeb2e7697daa4fc1ca640f55f852d0456bd0728d0f7298f532e317f4b7822b50db4f8ae644fd5abbb7665d45d45ad9c23590122115d
SSDEEP

768:50E3d0Z1Nio4GB9Sy8dZrOubdUCGXyqI7BjNPzs9a:B2zB9fwBGHI7BjNLs9a

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-1-5-21-47134698-4092160662-1261813102-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2772	AcroRd32.exe
2772	AcroRd32.exe
2772	AcroRd32.exe
2772	AcroRd32.exe
2772	AcroRd32.exe
2772	AcroRd32.exe
2772	AcroRd32.exe
2772	AcroRd32.exe
2772	AcroRd32.exe
2772	AcroRd32.exe
2772	AcroRd32.exe
2772	AcroRd32.exe
2772	AcroRd32.exe
2772	AcroRd32.exe
2772	AcroRd32.exe
2772	AcroRd32.exe
2772	AcroRd32.exe
2772	AcroRd32.exe
2772	AcroRd32.exe
2772	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2772	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2772	AcroRd32.exe
2772	AcroRd32.exe
2772	AcroRd32.exe
2772	AcroRd32.exe
2772	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2772 wrote to memory of 1748	2772	AcroRd32.exe	88
PID 2772 wrote to memory of 1748	2772	AcroRd32.exe	88
PID 2772 wrote to memory of 1748	2772	AcroRd32.exe	88
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 1996	1748	RdrCEF.exe	89
PID 1748 wrote to memory of 2864	1748	RdrCEF.exe	90
PID 1748 wrote to memory of 2864	1748	RdrCEF.exe	90
PID 1748 wrote to memory of 2864	1748	RdrCEF.exe	90
PID 1748 wrote to memory of 2864	1748	RdrCEF.exe	90
PID 1748 wrote to memory of 2864	1748	RdrCEF.exe	90
PID 1748 wrote to memory of 2864	1748	RdrCEF.exe	90
PID 1748 wrote to memory of 2864	1748	RdrCEF.exe	90
PID 1748 wrote to memory of 2864	1748	RdrCEF.exe	90
PID 1748 wrote to memory of 2864	1748	RdrCEF.exe	90
PID 1748 wrote to memory of 2864	1748	RdrCEF.exe	90
PID 1748 wrote to memory of 2864	1748	RdrCEF.exe	90
PID 1748 wrote to memory of 2864	1748	RdrCEF.exe	90
PID 1748 wrote to memory of 2864	1748	RdrCEF.exe	90
PID 1748 wrote to memory of 2864	1748	RdrCEF.exe	90
PID 1748 wrote to memory of 2864	1748	RdrCEF.exe	90
PID 1748 wrote to memory of 2864	1748	RdrCEF.exe	90
PID 1748 wrote to memory of 2864	1748	RdrCEF.exe	90
PID 1748 wrote to memory of 2864	1748	RdrCEF.exe	90
PID 1748 wrote to memory of 2864	1748	RdrCEF.exe	90
PID 1748 wrote to memory of 2864	1748	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\2f38e28c6dd813c89778b9e08812eb60N.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:2772
- 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:1748
- - 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=4C054D3132CBE9EC0154691AE8FA87B7 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1996
- - 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=57B98FF7564FEC12329EB5E62BB75746 --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=57B98FF7564FEC12329EB5E62BB75746 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2864
- - 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=0D20F5778204D2C1E353A7DD5D9A4B6C --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4752
- - 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=6F46FB80970E8024509C8719044245C9 --mojo-platform-channel-handle=1916 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:388
- - 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=B250028345955B4EB320297E8C8233BD --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1528
- - 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=7A68F8E16A87E84AE61E68A6BCCF4B9C --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=7A68F8E16A87E84AE61E68A6BCCF4B9C --renderer-client-id=7 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:396

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2276

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
bd5d8a621e26dd53986970c549cb175d

SHA1
546725da85bf4f426237829a3309652345b56a03

SHA256
ef32551519ec9159b3576d2b8badf65731708107989b4e98f3564f9f13ef612c

SHA512
8c8dfbb702117d4faa01ad21477b253df4eee5dd337aae33d53ff2a41714bcfb911715e267bcc9a79092634fd12158dacaa2b84af30f0a887724d917b474d63c

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