ee713fa611a3d818348e6bde90c63939070da8256a50bb6f301863afadddb827

Analysis

max time kernel
157s
max time network
169s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
27/02/2024, 20:43

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General

Target

aa1cc00a2647bc291d183240ed66bbe8.pdf
Size

80KB
MD5

aa1cc00a2647bc291d183240ed66bbe8
SHA1

2053a8143862d037aaf2065d3eba28ec97f1a750
SHA256

ee713fa611a3d818348e6bde90c63939070da8256a50bb6f301863afadddb827
SHA512

2ea14d925fdda025c914a809049adf8d8a1350df658c16e9b0a2222e3e29304090f8fe69ecff28a130ba90a390a775b7b4aa6cc27b8e2154f59673facd905795
SSDEEP

1536:ctALWs1e4BaNlqYD3u9dsI6Oiq8i7PST62RURkX0coDn:GGJe4BaNlC9elO8d+YURkX0c0

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-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
732	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 732 wrote to memory of 3320	732	AcroRd32.exe	96
PID 732 wrote to memory of 3320	732	AcroRd32.exe	96
PID 732 wrote to memory of 3320	732	AcroRd32.exe	96
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 4364	3320	RdrCEF.exe	97
PID 3320 wrote to memory of 940	3320	RdrCEF.exe	98
PID 3320 wrote to memory of 940	3320	RdrCEF.exe	98
PID 3320 wrote to memory of 940	3320	RdrCEF.exe	98
PID 3320 wrote to memory of 940	3320	RdrCEF.exe	98
PID 3320 wrote to memory of 940	3320	RdrCEF.exe	98
PID 3320 wrote to memory of 940	3320	RdrCEF.exe	98
PID 3320 wrote to memory of 940	3320	RdrCEF.exe	98
PID 3320 wrote to memory of 940	3320	RdrCEF.exe	98
PID 3320 wrote to memory of 940	3320	RdrCEF.exe	98
PID 3320 wrote to memory of 940	3320	RdrCEF.exe	98
PID 3320 wrote to memory of 940	3320	RdrCEF.exe	98
PID 3320 wrote to memory of 940	3320	RdrCEF.exe	98
PID 3320 wrote to memory of 940	3320	RdrCEF.exe	98
PID 3320 wrote to memory of 940	3320	RdrCEF.exe	98
PID 3320 wrote to memory of 940	3320	RdrCEF.exe	98
PID 3320 wrote to memory of 940	3320	RdrCEF.exe	98
PID 3320 wrote to memory of 940	3320	RdrCEF.exe	98
PID 3320 wrote to memory of 940	3320	RdrCEF.exe	98
PID 3320 wrote to memory of 940	3320	RdrCEF.exe	98
PID 3320 wrote to memory of 940	3320	RdrCEF.exe	98

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\aa1cc00a2647bc291d183240ed66bbe8.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:732
- 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:3320
- - 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=113DC185FFFAC7D59748FCCA7A7803A4 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4364
- - 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=CB4C9D3E16C8EE57F37F33D43829E804 --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=CB4C9D3E16C8EE57F37F33D43829E804 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:940
- - 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=061982FB1289D8E4DA3FECA024CF77FA --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3240
- - 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=02437D2BC61C6F527DB8B22CA1498231 --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=02437D2BC61C6F527DB8B22CA1498231 --renderer-client-id=5 --mojo-platform-channel-handle=1940 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3016
- - 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=443CEA85E38FCB6A32CBE5CDA4CA448F --mojo-platform-channel-handle=2596 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4040
- - 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=02234500D14E0ECB2CB5CC4CF144A874 --mojo-platform-channel-handle=2360 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3192

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1236

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=3832 --field-trial-handle=3136,i,3192284747741020952,1225278682167953346,262144 --variations-seed-version /prefetch:8
1⤵
PID:3584

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
001ddb03b42ee42f3b077565e7d3b986

SHA1
13a5591d5745348b9c41cc5516744a1e5ae4dde5

SHA256
fd6ea1ca6226ddb88de67f4778202f8fdfd2b19e0f151b31208e181d85fc8364

SHA512
de248ed1591ca53e370deaf7dc982f25026431b24e4fdefdbd2f2553aebbe1825c9249ad6711b297343f9dd0068dde40113dde90c34ba9a866ba4b382edf651b

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