2c71814efa91432c05d539a5e4b418e689073c13a636479b7ac49b16131a3a70

Analysis

max time kernel
94s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
15-07-2024 03:02

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General

Target

6b6da3c07cc27a0f2aeb35eb034ae2c0N.pdf
Size

63KB
MD5

6b6da3c07cc27a0f2aeb35eb034ae2c0
SHA1

9adad7f4da08e0e39bfcbc13c5bdcce320961a6a
SHA256

2c71814efa91432c05d539a5e4b418e689073c13a636479b7ac49b16131a3a70
SHA512

3fb2d06113379f29265e0c785e8ceabb82e14b0d1bc78209746e23dcbce89abcafe282c5b472c8272c21e31972ebeb5b8175be6d7c4eb53dad135fd47a072c88
SSDEEP

1536:Un66XzNJV+UgFJpXAsP2FLK+y0Zq6tY2SFYLpgYr/RmNC2tQSTjL:wJsTJpXAaILVqiY2SFYLpfrJpG3b

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-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3928	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3928 wrote to memory of 2936	3928	AcroRd32.exe	86
PID 3928 wrote to memory of 2936	3928	AcroRd32.exe	86
PID 3928 wrote to memory of 2936	3928	AcroRd32.exe	86
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1848	2936	RdrCEF.exe	87
PID 2936 wrote to memory of 1856	2936	RdrCEF.exe	88
PID 2936 wrote to memory of 1856	2936	RdrCEF.exe	88
PID 2936 wrote to memory of 1856	2936	RdrCEF.exe	88
PID 2936 wrote to memory of 1856	2936	RdrCEF.exe	88
PID 2936 wrote to memory of 1856	2936	RdrCEF.exe	88
PID 2936 wrote to memory of 1856	2936	RdrCEF.exe	88
PID 2936 wrote to memory of 1856	2936	RdrCEF.exe	88
PID 2936 wrote to memory of 1856	2936	RdrCEF.exe	88
PID 2936 wrote to memory of 1856	2936	RdrCEF.exe	88
PID 2936 wrote to memory of 1856	2936	RdrCEF.exe	88
PID 2936 wrote to memory of 1856	2936	RdrCEF.exe	88
PID 2936 wrote to memory of 1856	2936	RdrCEF.exe	88
PID 2936 wrote to memory of 1856	2936	RdrCEF.exe	88
PID 2936 wrote to memory of 1856	2936	RdrCEF.exe	88
PID 2936 wrote to memory of 1856	2936	RdrCEF.exe	88
PID 2936 wrote to memory of 1856	2936	RdrCEF.exe	88
PID 2936 wrote to memory of 1856	2936	RdrCEF.exe	88
PID 2936 wrote to memory of 1856	2936	RdrCEF.exe	88
PID 2936 wrote to memory of 1856	2936	RdrCEF.exe	88
PID 2936 wrote to memory of 1856	2936	RdrCEF.exe	88

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\6b6da3c07cc27a0f2aeb35eb034ae2c0N.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:3928
- 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:2936
- - 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=69ADCFD142ABABCD437BAF3FD46F2BAA --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1848
- - 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=C75AEBC2C201EA2AECD7C80F1437D59E --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=C75AEBC2C201EA2AECD7C80F1437D59E --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1856
- - 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=E1BEC03C3A7EBC13A226D4A7B554E9E5 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:8
- - 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=AF70620984124D44546405B68E10E6E6 --mojo-platform-channel-handle=1852 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3056
- - 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=EFC7BD94C1E0618AA8404F76C44F3A43 --mojo-platform-channel-handle=2280 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3288
- - 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=9B1D781E596CEFB22D2A83CBC67F78A4 --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=9B1D781E596CEFB22D2A83CBC67F78A4 --renderer-client-id=8 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1460

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1492

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
0299587beae4d03926df770b7101449b

SHA1
84e60cebed21191a562e6039b72d02f4668bc297

SHA256
cea7c344b2a5318b5ff3e1e91d0d4a4e8305e61572d2c9ec5dbf4662354e9140

SHA512
fd8eacd0fa47656cb95cc1cdfbe8023f256a4899f740da5e155e169ff22ab629a59c47b12de02200d191a745cdd9e45440f6a3a24c6320013e50ee1c48d026af

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