9aa035ec242c1581facfa54400994bea3e0af1ca39d7af8ac5588627ffb63459

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 12:42

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General

Target

18d98d1d844919eb1a6e7c552ae0e8dc.pdf
Size

16KB
MD5

18d98d1d844919eb1a6e7c552ae0e8dc
SHA1

3ac687f318706a83a5b91aafad9de22c4f9813f4
SHA256

9aa035ec242c1581facfa54400994bea3e0af1ca39d7af8ac5588627ffb63459
SHA512

595cfd894d4b6ffb0dfce519553f9352e688aaaa9ca0c5a07ef71d1a0fda45c65d76713b461905565a5d55ad7922dd1e4eb70645406b97725d320114e4cb6286
SSDEEP

384:4ONyCeewIjJizsFcgGXtsU9EatBqLwhssmyJL2JZuEfK0tX1zz3WhQc7AWhGrduv:6ftBqHJZuE1H3If7AIkds

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3604	AcroRd32.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe
3604	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3604 wrote to memory of 5616	3604	AcroRd32.exe	91
PID 3604 wrote to memory of 5616	3604	AcroRd32.exe	91
PID 3604 wrote to memory of 5616	3604	AcroRd32.exe	91
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 5284	5616	RdrCEF.exe	93
PID 5616 wrote to memory of 1416	5616	RdrCEF.exe	92
PID 5616 wrote to memory of 1416	5616	RdrCEF.exe	92
PID 5616 wrote to memory of 1416	5616	RdrCEF.exe	92
PID 5616 wrote to memory of 1416	5616	RdrCEF.exe	92
PID 5616 wrote to memory of 1416	5616	RdrCEF.exe	92
PID 5616 wrote to memory of 1416	5616	RdrCEF.exe	92
PID 5616 wrote to memory of 1416	5616	RdrCEF.exe	92
PID 5616 wrote to memory of 1416	5616	RdrCEF.exe	92
PID 5616 wrote to memory of 1416	5616	RdrCEF.exe	92
PID 5616 wrote to memory of 1416	5616	RdrCEF.exe	92
PID 5616 wrote to memory of 1416	5616	RdrCEF.exe	92
PID 5616 wrote to memory of 1416	5616	RdrCEF.exe	92
PID 5616 wrote to memory of 1416	5616	RdrCEF.exe	92
PID 5616 wrote to memory of 1416	5616	RdrCEF.exe	92
PID 5616 wrote to memory of 1416	5616	RdrCEF.exe	92
PID 5616 wrote to memory of 1416	5616	RdrCEF.exe	92
PID 5616 wrote to memory of 1416	5616	RdrCEF.exe	92
PID 5616 wrote to memory of 1416	5616	RdrCEF.exe	92
PID 5616 wrote to memory of 1416	5616	RdrCEF.exe	92
PID 5616 wrote to memory of 1416	5616	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\18d98d1d844919eb1a6e7c552ae0e8dc.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:3604
- 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:5616
- - 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=E786D73E3A492444FDCB76BFDB61D399 --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=E786D73E3A492444FDCB76BFDB61D399 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1416
- - 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=171C0964565FF1DA594918C2E53956EF --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5284
- - 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=1DB0A9E9CEE93A2E2F380F4973ADB33F --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2884
- - 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=96DAFAF699DF8D5F410F847CBE508316 --mojo-platform-channel-handle=1848 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1488
- - 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=87C1E27C48195EA82EB0148FCA994969 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2924
- - 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=70ED527537419765E6FF8B4EA9EB00C2 --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=70ED527537419765E6FF8B4EA9EB00C2 --renderer-client-id=8 --mojo-platform-channel-handle=1912 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1352

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3956

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
7ca3c108f21266a5d0093fbb9a73cee6

SHA1
bce0f69cadde4e76fd6649d6f20efd8d75b7b252

SHA256
a69974df167da505d34e207a435859989fcd5077790da550402226ad68e8c58d

SHA512
32dd13bbc094dc9673daee36887d95421a412781e269396fd582970c2a2a8134f140d764f0a92fad1170c9d93ea07c26c1c1b00601f6a0b89084f0eae6689b4f

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/3604-129-0x000000000AE90000-0x000000000AFDD000-memory.dmp

Filesize
1.3MB

Download