035f0941121120b6d017aca9bdde3e39b59b60ca4584ff5142359811a5a9554f

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
25/02/2024, 09:16

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

a36a4b336b2ef1e4945a37b7d4ec64fd.pdf
Size

85KB
MD5

a36a4b336b2ef1e4945a37b7d4ec64fd
SHA1

8a2511a13ca9b6d63270b68da9ffb819aa2538a9
SHA256

035f0941121120b6d017aca9bdde3e39b59b60ca4584ff5142359811a5a9554f
SHA512

cfba1787c4c7e3205ebe93b3882a147a4e098271955a533cece6bfdda44ccac2e1d39768620abd11320d34da06a0e82d04faadd126c993b102ab0d431075670d
SSDEEP

1536:pckR9GWjLhU0tdUXE0mnVMRlqXlkryffEAiXXRIH2AWXDO6O8mWQpOCXxn:+ae0tdt0VRlIkWffEzKWvi6O8ZCt

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-1-5-21-910440534-423636034-2318342392-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4260	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4260 wrote to memory of 3760	4260	AcroRd32.exe	87
PID 4260 wrote to memory of 3760	4260	AcroRd32.exe	87
PID 4260 wrote to memory of 3760	4260	AcroRd32.exe	87
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 1408	3760	RdrCEF.exe	88
PID 3760 wrote to memory of 2532	3760	RdrCEF.exe	89
PID 3760 wrote to memory of 2532	3760	RdrCEF.exe	89
PID 3760 wrote to memory of 2532	3760	RdrCEF.exe	89
PID 3760 wrote to memory of 2532	3760	RdrCEF.exe	89
PID 3760 wrote to memory of 2532	3760	RdrCEF.exe	89
PID 3760 wrote to memory of 2532	3760	RdrCEF.exe	89
PID 3760 wrote to memory of 2532	3760	RdrCEF.exe	89
PID 3760 wrote to memory of 2532	3760	RdrCEF.exe	89
PID 3760 wrote to memory of 2532	3760	RdrCEF.exe	89
PID 3760 wrote to memory of 2532	3760	RdrCEF.exe	89
PID 3760 wrote to memory of 2532	3760	RdrCEF.exe	89
PID 3760 wrote to memory of 2532	3760	RdrCEF.exe	89
PID 3760 wrote to memory of 2532	3760	RdrCEF.exe	89
PID 3760 wrote to memory of 2532	3760	RdrCEF.exe	89
PID 3760 wrote to memory of 2532	3760	RdrCEF.exe	89
PID 3760 wrote to memory of 2532	3760	RdrCEF.exe	89
PID 3760 wrote to memory of 2532	3760	RdrCEF.exe	89
PID 3760 wrote to memory of 2532	3760	RdrCEF.exe	89
PID 3760 wrote to memory of 2532	3760	RdrCEF.exe	89
PID 3760 wrote to memory of 2532	3760	RdrCEF.exe	89

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\a36a4b336b2ef1e4945a37b7d4ec64fd.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:4260
- 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:3760
- - 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=4340A6710D7F7B7C13EC8055A88D7A38 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1408
- - 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=7F634BB7E6FDDC0F5226C46E39D59BA6 --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=7F634BB7E6FDDC0F5226C46E39D59BA6 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2532
- - 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=5544E5C81BF92862BF95B526E0B42B92 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:556
- - 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=E660DD2BF1A7718AC2801A2AC00DA740 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4756
- - 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=257E57AC966998B0835E05B7E761F10C --mojo-platform-channel-handle=2420 --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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=19E4C0B83FED04B177FE257CADD1BD68 --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=19E4C0B83FED04B177FE257CADD1BD68 --renderer-client-id=7 --mojo-platform-channel-handle=2520 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1420

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
086e24a268307187ac78122aa3c86d29

SHA1
14f756be64de5f20ad93e3a9d1f759c188822036

SHA256
e74c5c496e709049644590a2732be9cc61492123d61e7356c0de79050a6fb9bc

SHA512
a6611402c7d8b1445c617ba977c8fba3f0d5db122c874a9358f1c8912e7594a8bc334bbf8d62796a5a2522db26fc377ea2287c4a3a8dfbd63ef7d835c7cb9a84

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/4260-26-0x000000000C2F0000-0x000000000C340000-memory.dmp

Filesize
320KB

Download