9e7f4a371e4dc1a91f2b71bd8a82b6f45627b0bad9b0b755741a21550e83964e

Analysis

max time kernel
144s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26/12/2023, 00:37

Sharing

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General

Target

46ede20c429a83a8c36b841a85383c63.pdf
Size

71KB
MD5

46ede20c429a83a8c36b841a85383c63
SHA1

3b60a6c886f73d099cbc287ceb59a24ecf30aff7
SHA256

9e7f4a371e4dc1a91f2b71bd8a82b6f45627b0bad9b0b755741a21550e83964e
SHA512

64216876756b940d9092bb73f07908b3e12d93d772e84128b205cf63e716799dd8a6021568b6b4d1c52e46ac92ef987e3facd369e5f51cb3749a789571bb8a0a
SSDEEP

1536:EOqDAfjT2PMhLYVXHllTAY5SFaieUT3WapOtQHWTPSuOy/KN:6ujeMhyXBSFJTYtQgPS3yE

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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5100	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5100 wrote to memory of 3732	5100	AcroRd32.exe	92
PID 5100 wrote to memory of 3732	5100	AcroRd32.exe	92
PID 5100 wrote to memory of 3732	5100	AcroRd32.exe	92
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 2748	3732	RdrCEF.exe	93
PID 3732 wrote to memory of 4412	3732	RdrCEF.exe	94
PID 3732 wrote to memory of 4412	3732	RdrCEF.exe	94
PID 3732 wrote to memory of 4412	3732	RdrCEF.exe	94
PID 3732 wrote to memory of 4412	3732	RdrCEF.exe	94
PID 3732 wrote to memory of 4412	3732	RdrCEF.exe	94
PID 3732 wrote to memory of 4412	3732	RdrCEF.exe	94
PID 3732 wrote to memory of 4412	3732	RdrCEF.exe	94
PID 3732 wrote to memory of 4412	3732	RdrCEF.exe	94
PID 3732 wrote to memory of 4412	3732	RdrCEF.exe	94
PID 3732 wrote to memory of 4412	3732	RdrCEF.exe	94
PID 3732 wrote to memory of 4412	3732	RdrCEF.exe	94
PID 3732 wrote to memory of 4412	3732	RdrCEF.exe	94
PID 3732 wrote to memory of 4412	3732	RdrCEF.exe	94
PID 3732 wrote to memory of 4412	3732	RdrCEF.exe	94
PID 3732 wrote to memory of 4412	3732	RdrCEF.exe	94
PID 3732 wrote to memory of 4412	3732	RdrCEF.exe	94
PID 3732 wrote to memory of 4412	3732	RdrCEF.exe	94
PID 3732 wrote to memory of 4412	3732	RdrCEF.exe	94
PID 3732 wrote to memory of 4412	3732	RdrCEF.exe	94
PID 3732 wrote to memory of 4412	3732	RdrCEF.exe	94

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\46ede20c429a83a8c36b841a85383c63.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:5100
- 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: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=211912F1EDD509E82A75C5FD14E31986 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=CFB8DB6D091CAEA5D210382D2E7B1818 --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=CFB8DB6D091CAEA5D210382D2E7B1818 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4412
- - 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=BF4997DF31DDA39804BA1EA8BE8C76A5 --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=BF4997DF31DDA39804BA1EA8BE8C76A5 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3524
- - 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=9286F7601A99AEBB069B74641D304D84 --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:436
- - 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=066574447E7DDF0E6BFA15D51475C3A5 --mojo-platform-channel-handle=1960 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3896
- - 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=F0595C4E550CF26C69436EAA6160FCBF --mojo-platform-channel-handle=1756 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4076

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4888

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
11a7fa97892841b733d4097fe406875b

SHA1
3af3ba42df9a7f4d4a4d1247995e3883c9e59edd

SHA256
d1ea6edcdb77a2a9357eabd7af33fe45530ad8ac14875cc4584705e41e092c0b

SHA512
fb4f956f321a195d61177787c09aed6cbff5f92661c0f0b124b0d6ae33da4d632a52b6fd208efdf5540f5f0995e78c2ec400ba74f6ae905ba56184ac01807929

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
memory/5100-151-0x000000000AA90000-0x000000000AABA000-memory.dmp

Filesize
168KB

Download