4973e5001b33a7c502fc72cc4d81c545c1a50f65688fe6ac323c16656e251688

Analysis

max time kernel
141s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24/12/2023, 16:50

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General

Target

06a1ceb75266d98315f6b78348930ac8.pdf
Size

92KB
MD5

06a1ceb75266d98315f6b78348930ac8
SHA1

f8cb45ed3493ff56928eb9e533b8e3e13d9f087e
SHA256

4973e5001b33a7c502fc72cc4d81c545c1a50f65688fe6ac323c16656e251688
SHA512

5b4fae23e4d4d925e96066b2619785accfdc47cd7adc645022b01c2f0b19fcb3a9417f0f8371184042f901b66d2a668587da3c894880346085e518576f423852
SSDEEP

1536:4mJSOVNvIOI8R81IA3gb4KzJhohURS0f3RPBuDWsV0DqhRaYeqqzFB9WcXHOnWOZ:9VNIOtkIMgb1zJhIsRd+hYYjqRBjXHOZ

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1920	AcroRd32.exe
1920	AcroRd32.exe
1920	AcroRd32.exe
1920	AcroRd32.exe
1920	AcroRd32.exe
1920	AcroRd32.exe
1920	AcroRd32.exe
1920	AcroRd32.exe
1920	AcroRd32.exe
1920	AcroRd32.exe
1920	AcroRd32.exe
1920	AcroRd32.exe
1920	AcroRd32.exe
1920	AcroRd32.exe
1920	AcroRd32.exe
1920	AcroRd32.exe
1920	AcroRd32.exe
1920	AcroRd32.exe
1920	AcroRd32.exe
1920	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1920	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1920	AcroRd32.exe
1920	AcroRd32.exe
1920	AcroRd32.exe
1920	AcroRd32.exe
1920	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1920 wrote to memory of 4668	1920	AcroRd32.exe	92
PID 1920 wrote to memory of 4668	1920	AcroRd32.exe	92
PID 1920 wrote to memory of 4668	1920	AcroRd32.exe	92
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4352	4668	RdrCEF.exe	94
PID 4668 wrote to memory of 4416	4668	RdrCEF.exe	95
PID 4668 wrote to memory of 4416	4668	RdrCEF.exe	95
PID 4668 wrote to memory of 4416	4668	RdrCEF.exe	95
PID 4668 wrote to memory of 4416	4668	RdrCEF.exe	95
PID 4668 wrote to memory of 4416	4668	RdrCEF.exe	95
PID 4668 wrote to memory of 4416	4668	RdrCEF.exe	95
PID 4668 wrote to memory of 4416	4668	RdrCEF.exe	95
PID 4668 wrote to memory of 4416	4668	RdrCEF.exe	95
PID 4668 wrote to memory of 4416	4668	RdrCEF.exe	95
PID 4668 wrote to memory of 4416	4668	RdrCEF.exe	95
PID 4668 wrote to memory of 4416	4668	RdrCEF.exe	95
PID 4668 wrote to memory of 4416	4668	RdrCEF.exe	95
PID 4668 wrote to memory of 4416	4668	RdrCEF.exe	95
PID 4668 wrote to memory of 4416	4668	RdrCEF.exe	95
PID 4668 wrote to memory of 4416	4668	RdrCEF.exe	95
PID 4668 wrote to memory of 4416	4668	RdrCEF.exe	95
PID 4668 wrote to memory of 4416	4668	RdrCEF.exe	95
PID 4668 wrote to memory of 4416	4668	RdrCEF.exe	95
PID 4668 wrote to memory of 4416	4668	RdrCEF.exe	95
PID 4668 wrote to memory of 4416	4668	RdrCEF.exe	95

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\06a1ceb75266d98315f6b78348930ac8.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:1920
- 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:4668
- - 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=AE492CBA422BE3D7164075B2B29D35A0 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4352
- - 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=5698CF74A1DD69490EE42B73D3B5A7D7 --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=5698CF74A1DD69490EE42B73D3B5A7D7 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4416
- - 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=4A2C824563952720931862B5C2ABACE9 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2960
- - 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=87EEE4D1D93E353DF621B58377EEF049 --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=87EEE4D1D93E353DF621B58377EEF049 --renderer-client-id=5 --mojo-platform-channel-handle=1800 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1812
- - 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=145CB5C857DC28E9231470F3DBC83F3E --mojo-platform-channel-handle=2624 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3732
- - 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=186D86B68C327C9A9C73DF172341C9B6 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:228

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3964

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

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Downloads

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

Filesize
64KB

MD5
01120ad0d2114f42004fafed852749dc

SHA1
896ae7470bab17f40a4dbb5726ca09fc1c981366

SHA256
acf546316e5b2d5a789768904baf497379567571940b296483fd8ff6dd88cffb

SHA512
d3297c8eceb151b52dbc024323abedaa0e65489dc64a9323ba1a50bd03e6bbd61b0888e7a156e7a464428039c85bd6c6761e8565940fe8ff7a5d985c2616e04c

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