887bad333eae6d0a96aa9e710d3396acafead27df3da468783836edccf93b057

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
23/04/2024, 02:38

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General

Target

5622250899 -042224- 5990523149(Medialoft)‮‮‮vaw.pdf
Size

22KB
MD5

5fba5988cc217c69f2b16fef613bc3d3
SHA1

86fbce7fad5c87814784f8926f7129e86de2f3b0
SHA256

887bad333eae6d0a96aa9e710d3396acafead27df3da468783836edccf93b057
SHA512

8bc5a0f348eb683ec706c0fd97563f62951a7d39e6e3b561299d92a0df5aec2dc033b70f40ec3427eccfa7c7a0f089a13cc6e47fb5988e9589b0aef940bd7352
SSDEEP

384:SSdGttjC+3F3u1NzwI4pn6YZqyEoUXml58eCUSMFqrWQD8fxbSQrCUSVp:latu+3F3u1Nc3NZ9EoUXmllarDoFD4p

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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1800	AcroRd32.exe
1800	AcroRd32.exe
1800	AcroRd32.exe
1800	AcroRd32.exe
1800	AcroRd32.exe
1800	AcroRd32.exe
1800	AcroRd32.exe
1800	AcroRd32.exe
1800	AcroRd32.exe
1800	AcroRd32.exe
1800	AcroRd32.exe
1800	AcroRd32.exe
1800	AcroRd32.exe
1800	AcroRd32.exe
1800	AcroRd32.exe
1800	AcroRd32.exe
1800	AcroRd32.exe
1800	AcroRd32.exe
1800	AcroRd32.exe
1800	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1800	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1800	AcroRd32.exe
1800	AcroRd32.exe
1800	AcroRd32.exe
1800	AcroRd32.exe
1800	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1800 wrote to memory of 3688	1800	AcroRd32.exe	90
PID 1800 wrote to memory of 3688	1800	AcroRd32.exe	90
PID 1800 wrote to memory of 3688	1800	AcroRd32.exe	90
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 4864	3688	RdrCEF.exe	91
PID 3688 wrote to memory of 452	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 452	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 452	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 452	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 452	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 452	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 452	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 452	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 452	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 452	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 452	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 452	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 452	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 452	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 452	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 452	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 452	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 452	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 452	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 452	3688	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\5622250899 -042224- 5990523149(Medialoft)‮‮‮vaw.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:1800
- 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:3688
- - 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=D659AEF5FD122C2622F593543A5BE28E --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4864
- - 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=D45D04B71129FE62C77C8B268C70172E --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=D45D04B71129FE62C77C8B268C70172E --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:452
- - 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=AD2E2FB3F77B4551241583BCF72F7E97 --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=AD2E2FB3F77B4551241583BCF72F7E97 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3792
- - 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=166B8F40FFCA3FF846E74F136B1A52B3 --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2724
- - 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=66913D2AE3C5ABE9DEDDDCF03E751B68 --mojo-platform-channel-handle=2588 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2920
- - 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=3AA476D6918916C2CE647842111630CA --mojo-platform-channel-handle=1836 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2936

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4548

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1424 --field-trial-handle=1928,i,13242902252791919845,10377620236057253993,262144 --variations-seed-version /prefetch:8
1⤵
PID:4200

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
d554db22cc7176c9720c4d516085c1aa

SHA1
11e21788ea32ab918209e50e128e9be1ae4a5bd2

SHA256
9f6e9f03172fe881b98ab49b6214d4feb86933ec1e8ee45fb50ae0e5cb1d87c7

SHA512
cf3a41dd04675f3638ec43d208ce530f4489412fd487ba57a4706009503f0d97a1ba2c57e8a0b52ac6df4404c64b5338c7f710660967c5a217463c6b7fc096aa

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