3c06ad0c8c60a37e498e7e4fbc55421cb5cffc2334c8dc6b49012421b140e718

Analysis

max time kernel
152s
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
01/01/2024, 21:37

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General

Target

3df3060d2ba7d97cafb11c0353a41aaa.pdf
Size

100KB
MD5

3df3060d2ba7d97cafb11c0353a41aaa
SHA1

dd7f2dc36b5421a74bfb7afeb6ff48bccd9a4bf1
SHA256

3c06ad0c8c60a37e498e7e4fbc55421cb5cffc2334c8dc6b49012421b140e718
SHA512

a2e385e3970fc48cd5194c05a2f8afd0087fe5a80dd1d2be648c3534dd69bf3bf5c6b46e5048b279f01794ed8a1cc9376f363f4effd196d300fcaf70241b6dc1
SSDEEP

384:B3pjOZaPFZ0po04+20qqf5MdCoz0tv0Ri2SYD8w+0rC+CTR5n700k9p0oiXZqOTv:YH

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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3688	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3688 wrote to memory of 3752	3688	AcroRd32.exe	93
PID 3688 wrote to memory of 3752	3688	AcroRd32.exe	93
PID 3688 wrote to memory of 3752	3688	AcroRd32.exe	93
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4016	3752	RdrCEF.exe	94
PID 3752 wrote to memory of 4532	3752	RdrCEF.exe	95
PID 3752 wrote to memory of 4532	3752	RdrCEF.exe	95
PID 3752 wrote to memory of 4532	3752	RdrCEF.exe	95
PID 3752 wrote to memory of 4532	3752	RdrCEF.exe	95
PID 3752 wrote to memory of 4532	3752	RdrCEF.exe	95
PID 3752 wrote to memory of 4532	3752	RdrCEF.exe	95
PID 3752 wrote to memory of 4532	3752	RdrCEF.exe	95
PID 3752 wrote to memory of 4532	3752	RdrCEF.exe	95
PID 3752 wrote to memory of 4532	3752	RdrCEF.exe	95
PID 3752 wrote to memory of 4532	3752	RdrCEF.exe	95
PID 3752 wrote to memory of 4532	3752	RdrCEF.exe	95
PID 3752 wrote to memory of 4532	3752	RdrCEF.exe	95
PID 3752 wrote to memory of 4532	3752	RdrCEF.exe	95
PID 3752 wrote to memory of 4532	3752	RdrCEF.exe	95
PID 3752 wrote to memory of 4532	3752	RdrCEF.exe	95
PID 3752 wrote to memory of 4532	3752	RdrCEF.exe	95
PID 3752 wrote to memory of 4532	3752	RdrCEF.exe	95
PID 3752 wrote to memory of 4532	3752	RdrCEF.exe	95
PID 3752 wrote to memory of 4532	3752	RdrCEF.exe	95
PID 3752 wrote to memory of 4532	3752	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\3df3060d2ba7d97cafb11c0353a41aaa.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:3688
- 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:3752
- - 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=7113101EE7D55A771B77E5ADE0708846 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4016
- - 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=1BE1E5E0CC11CD3467D04AC9D0F96013 --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=1BE1E5E0CC11CD3467D04AC9D0F96013 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4532
- - 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=839E9B1AC4C568AEB932E4C03197247B --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2100
- - 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=CAB2FDDEF8E7FEAC1A1A95C3E8FCE2AD --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2372
- - 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=3591FFCCD3ED11BB8CBF3B684D6C1778 --mojo-platform-channel-handle=2488 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4972
- - 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=49B23748B3356E8FF69D1B5464131B80 --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=49B23748B3356E8FF69D1B5464131B80 --renderer-client-id=8 --mojo-platform-channel-handle=1964 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2576

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4720

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
5d107a5c96f297a5cefa9edb1fe24739

SHA1
87f203756129e7d5350393eb7d10b6bc4375e754

SHA256
f7e640981bd131c144808aeaaf242191a7e895e58f034eabe4de5a75e88e61b4

SHA512
07645cda66251fa8e78da0312c36bbd739e54a20811aa4978b2a966c5baba2f50ab4087b2659ad997dcf467c3675c4431b6fddb6827015bcd9e68066c1c3094f

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