9e52ab7d1d172fb4282d0173ec1c1867d64f389f8a5c460b51aea90631837f01

Analysis

max time kernel
144s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
28/01/2024, 00:57

Sharing

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General

Target

7bbd35be12b93546b1ac5f4c705e00d0.pdf
Size

45KB
MD5

7bbd35be12b93546b1ac5f4c705e00d0
SHA1

ab1f6c2f94559e528bf6699690543e26b936061b
SHA256

9e52ab7d1d172fb4282d0173ec1c1867d64f389f8a5c460b51aea90631837f01
SHA512

03650e20e3fc0a44f51478a803dd7211bdfe10826759f60f645bf8cb8f96afd103151e97deff23279642b70af1ecb2ee720d3eb67b6d37b3c622ba3af4a14be3
SSDEEP

768:kfh8SkDZ7Pldl+Czq4NFd4o2bwuNYPaVmcWzRLv3iJ+aBPXhsRe469:MkDNldl2e2ocNLWzRLv3i7bsa9

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2196	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe
2196	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2196 wrote to memory of 1924	2196	AcroRd32.exe	89
PID 2196 wrote to memory of 1924	2196	AcroRd32.exe	89
PID 2196 wrote to memory of 1924	2196	AcroRd32.exe	89
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 2076	1924	RdrCEF.exe	90
PID 1924 wrote to memory of 3396	1924	RdrCEF.exe	91
PID 1924 wrote to memory of 3396	1924	RdrCEF.exe	91
PID 1924 wrote to memory of 3396	1924	RdrCEF.exe	91
PID 1924 wrote to memory of 3396	1924	RdrCEF.exe	91
PID 1924 wrote to memory of 3396	1924	RdrCEF.exe	91
PID 1924 wrote to memory of 3396	1924	RdrCEF.exe	91
PID 1924 wrote to memory of 3396	1924	RdrCEF.exe	91
PID 1924 wrote to memory of 3396	1924	RdrCEF.exe	91
PID 1924 wrote to memory of 3396	1924	RdrCEF.exe	91
PID 1924 wrote to memory of 3396	1924	RdrCEF.exe	91
PID 1924 wrote to memory of 3396	1924	RdrCEF.exe	91
PID 1924 wrote to memory of 3396	1924	RdrCEF.exe	91
PID 1924 wrote to memory of 3396	1924	RdrCEF.exe	91
PID 1924 wrote to memory of 3396	1924	RdrCEF.exe	91
PID 1924 wrote to memory of 3396	1924	RdrCEF.exe	91
PID 1924 wrote to memory of 3396	1924	RdrCEF.exe	91
PID 1924 wrote to memory of 3396	1924	RdrCEF.exe	91
PID 1924 wrote to memory of 3396	1924	RdrCEF.exe	91
PID 1924 wrote to memory of 3396	1924	RdrCEF.exe	91
PID 1924 wrote to memory of 3396	1924	RdrCEF.exe	91

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\7bbd35be12b93546b1ac5f4c705e00d0.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:2196
- 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:1924
- - 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=974C7678D952F10600F62CF173C0F252 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2076
- - 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=5E1E5CCB951210802F2EA8787425CEAF --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=5E1E5CCB951210802F2EA8787425CEAF --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3396
- - 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=2C33EA1342D27BEAF0ABE0201BD80F4D --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3164
- - 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=04DAB88488C42197C6B11CB76A2667CC --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3536
- - 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=0926B372B17AEEBCEBCBE56A57B6DF69 --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=0926B372B17AEEBCEBCBE56A57B6DF69 --renderer-client-id=6 --mojo-platform-channel-handle=2556 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1216
- - 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=FB9AF9C3DDA64AD069E7659044C5210F --mojo-platform-channel-handle=2664 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1580

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
985e226f480703dfeec74ae8e9b5950e

SHA1
b0fac4974840e5dd62c4608e6aa479e8f88d8f27

SHA256
56fe50b033ca71693b4a0eedb9506dc3b6960938ca2b2e4425a4e90ab64388ea

SHA512
e366d033f2143e9c9e487354924f94a82aa80dd2168594edccdf4bb72aecfb4e9d6fa442c5db590c68c0d57e39d5392533c7a52652908c369673cdc9edcacea6

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