fdfb18026d407362ffa0069e60daa0686df1d881b6c9fe29fe347be91d4b0b03

Analysis

max time kernel
151s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 21:38

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General

Target

049eaee089f90d6e4c577544e15180e3.pdf
Size

41KB
MD5

049eaee089f90d6e4c577544e15180e3
SHA1

5736724ddbf9af54bf9ca8cbaa6e0d2bf90e28c4
SHA256

fdfb18026d407362ffa0069e60daa0686df1d881b6c9fe29fe347be91d4b0b03
SHA512

594ad49d4a62db43521c34d83e8d3b7aca717709dbd34167b35b0fac5b1675c107494756670ce921dad1880226d8e0c6b4d4b85b958510d7a7ce4d7cb7b41a1f
SSDEEP

768:VB6A/D8LdjZ63EKDvhC5H0ocYD1wGMfRW5SIjK8pCq0X2IRtG8T:R/D8LCUGiD12fRJ8pCq0X2ITBT

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5080	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5080 wrote to memory of 4432	5080	AcroRd32.exe	92
PID 5080 wrote to memory of 4432	5080	AcroRd32.exe	92
PID 5080 wrote to memory of 4432	5080	AcroRd32.exe	92
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 1008	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 4532	4432	RdrCEF.exe	96
PID 4432 wrote to memory of 4532	4432	RdrCEF.exe	96
PID 4432 wrote to memory of 4532	4432	RdrCEF.exe	96
PID 4432 wrote to memory of 4532	4432	RdrCEF.exe	96
PID 4432 wrote to memory of 4532	4432	RdrCEF.exe	96
PID 4432 wrote to memory of 4532	4432	RdrCEF.exe	96
PID 4432 wrote to memory of 4532	4432	RdrCEF.exe	96
PID 4432 wrote to memory of 4532	4432	RdrCEF.exe	96
PID 4432 wrote to memory of 4532	4432	RdrCEF.exe	96
PID 4432 wrote to memory of 4532	4432	RdrCEF.exe	96
PID 4432 wrote to memory of 4532	4432	RdrCEF.exe	96
PID 4432 wrote to memory of 4532	4432	RdrCEF.exe	96
PID 4432 wrote to memory of 4532	4432	RdrCEF.exe	96
PID 4432 wrote to memory of 4532	4432	RdrCEF.exe	96
PID 4432 wrote to memory of 4532	4432	RdrCEF.exe	96
PID 4432 wrote to memory of 4532	4432	RdrCEF.exe	96
PID 4432 wrote to memory of 4532	4432	RdrCEF.exe	96
PID 4432 wrote to memory of 4532	4432	RdrCEF.exe	96
PID 4432 wrote to memory of 4532	4432	RdrCEF.exe	96
PID 4432 wrote to memory of 4532	4432	RdrCEF.exe	96

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\049eaee089f90d6e4c577544e15180e3.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:5080
- 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:4432
- - 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=A711B482D0C61EFAC7CC70EE21BF25FA --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1008
- - 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=E934E8CE5329BB1DE14638A6F0A6CA16 --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=E934E8CE5329BB1DE14638A6F0A6CA16 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=03EA3E8FB3D8B692B973520C79865E03 --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=03EA3E8FB3D8B692B973520C79865E03 --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2532
- - 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=2863E9CDD075D3B565799954D221D07A --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3640
- - 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=7CE7E8D8513979204A4DA966BC0CDD39 --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4752
- - 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=908660C89773577D976FBD8826037692 --mojo-platform-channel-handle=2588 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1432

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4676

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
920dee70693952611e0c9fedb590d441

SHA1
e2fa3904c1919c1294f9288a78d4bca30ee70c73

SHA256
502e4e179b8508ff4cb3273411429f7a030873ae76e743ba31993afce733050e

SHA512
0c4ce3ca41f2bdb4d55909f83a1cf90556a2015a9aed09e25047e9b1844e7af0248c38e94e6d4b8a80b0ae1599cc1c936ea47fbe574ec0c2548e07934ca18de9

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