56e79acbe0be4c23798dff2a2b0ebd5703914e3a060765e2bc998689dfe63235

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
10-06-2024 06:56

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General

Target

Malicious file.pdf
Size

70KB
MD5

45ccc5216e0a165c610b7ffd68cd5917
SHA1

8177bc0591a72cb37fa74bb669852dffd61baa19
SHA256

56e79acbe0be4c23798dff2a2b0ebd5703914e3a060765e2bc998689dfe63235
SHA512

5d2bb6a42b72162b98b4f8486a32781fc4bef4bd02d07dd0a675c16958c5c0dd8b0a94e4b8160bf59442e2c35389941a20b3bde028cc69e5e3f78c02e831a2f9
SSDEEP

1536:+WjOOcYayYl6q3jYx6xVb0ZHubI+iEugW4A8P8xAqdmLZUbW+iTcwqVKX9J:gQOzTreHuE+iEulxU8G8mfr

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1484	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe
1484	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1484 wrote to memory of 3944	1484	AcroRd32.exe	87
PID 1484 wrote to memory of 3944	1484	AcroRd32.exe	87
PID 1484 wrote to memory of 3944	1484	AcroRd32.exe	87
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2776	3944	RdrCEF.exe	88
PID 3944 wrote to memory of 2020	3944	RdrCEF.exe	89
PID 3944 wrote to memory of 2020	3944	RdrCEF.exe	89
PID 3944 wrote to memory of 2020	3944	RdrCEF.exe	89
PID 3944 wrote to memory of 2020	3944	RdrCEF.exe	89
PID 3944 wrote to memory of 2020	3944	RdrCEF.exe	89
PID 3944 wrote to memory of 2020	3944	RdrCEF.exe	89
PID 3944 wrote to memory of 2020	3944	RdrCEF.exe	89
PID 3944 wrote to memory of 2020	3944	RdrCEF.exe	89
PID 3944 wrote to memory of 2020	3944	RdrCEF.exe	89
PID 3944 wrote to memory of 2020	3944	RdrCEF.exe	89
PID 3944 wrote to memory of 2020	3944	RdrCEF.exe	89
PID 3944 wrote to memory of 2020	3944	RdrCEF.exe	89
PID 3944 wrote to memory of 2020	3944	RdrCEF.exe	89
PID 3944 wrote to memory of 2020	3944	RdrCEF.exe	89
PID 3944 wrote to memory of 2020	3944	RdrCEF.exe	89
PID 3944 wrote to memory of 2020	3944	RdrCEF.exe	89
PID 3944 wrote to memory of 2020	3944	RdrCEF.exe	89
PID 3944 wrote to memory of 2020	3944	RdrCEF.exe	89
PID 3944 wrote to memory of 2020	3944	RdrCEF.exe	89
PID 3944 wrote to memory of 2020	3944	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\Malicious file.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:1484
- 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:3944
- - 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=2A7FEDD8897EE9FF3FCAEBA77A5D48F0 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2776
- - 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=95C674AA00D25DB0462081C9F2A8A3FF --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=95C674AA00D25DB0462081C9F2A8A3FF --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2020
- - 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=BBF4BCAD894437406E452E90D3DA6804 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2504
- - 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=92CAD35D9836BB3FDBE7209E1776B4F5 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3028
- - 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=1AD235194289ADA1B9751922675230F1 --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=1AD235194289ADA1B9751922675230F1 --renderer-client-id=6 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2748
- - 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=1DCA34ECBD920AA5A7DB49EE2CB35161 --mojo-platform-channel-handle=2820 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3672

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
8119fffdb9911c18572a5ee3b923aa2d

SHA1
233f251a073522d6c84dbaebf581f6538d8a3d58

SHA256
e7c9ff9fd5f45ab73af0dca1e8c5a8272ad1f9675a958b1bb40f7cff99858964

SHA512
8014d7c1a3e294c32593d35c252ff6f916ea54e5ccc9c89510f5fd055061969cd924bf7903a7278332fc5541f63ae8c2d53ad9ccdaba65098ab6d83f3b7b83fa

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