662fd8d8b0b194f6bc26a61c85af4d9893057c1635e4410f755f89a014cace58

Analysis

max time kernel
82s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
04-02-2023 19:37

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General

Target

5c13b70c9fddfcbde33f38946851b6cfa0392a2a.pdf
Size

402KB
MD5

8037884bfb4187ddf2904835da0f80bd
SHA1

5c13b70c9fddfcbde33f38946851b6cfa0392a2a
SHA256

662fd8d8b0b194f6bc26a61c85af4d9893057c1635e4410f755f89a014cace58
SHA512

8fe37b43469b817e967aefae599a148f9790383edad807a20434695fc01ff45edd188c8f0a5ae47d65eff86048f33bb0430048eac8459a7b7caf65e1cf6c9b07
SSDEEP

6144:836SsPBkngEm9LUD+41Ggg2n3sroIYdlf5mdODVSCMdTO3QFP/RSyRo6dp:A4POgr9UDDgY3QrYd3p4qQFP/RuM

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-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4636	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe
4636	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4636 wrote to memory of 5020	4636	AcroRd32.exe	80
PID 4636 wrote to memory of 5020	4636	AcroRd32.exe	80
PID 4636 wrote to memory of 5020	4636	AcroRd32.exe	80
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 4856	5020	RdrCEF.exe	83
PID 5020 wrote to memory of 3924	5020	RdrCEF.exe	84
PID 5020 wrote to memory of 3924	5020	RdrCEF.exe	84
PID 5020 wrote to memory of 3924	5020	RdrCEF.exe	84
PID 5020 wrote to memory of 3924	5020	RdrCEF.exe	84
PID 5020 wrote to memory of 3924	5020	RdrCEF.exe	84
PID 5020 wrote to memory of 3924	5020	RdrCEF.exe	84
PID 5020 wrote to memory of 3924	5020	RdrCEF.exe	84
PID 5020 wrote to memory of 3924	5020	RdrCEF.exe	84
PID 5020 wrote to memory of 3924	5020	RdrCEF.exe	84
PID 5020 wrote to memory of 3924	5020	RdrCEF.exe	84
PID 5020 wrote to memory of 3924	5020	RdrCEF.exe	84
PID 5020 wrote to memory of 3924	5020	RdrCEF.exe	84
PID 5020 wrote to memory of 3924	5020	RdrCEF.exe	84
PID 5020 wrote to memory of 3924	5020	RdrCEF.exe	84
PID 5020 wrote to memory of 3924	5020	RdrCEF.exe	84
PID 5020 wrote to memory of 3924	5020	RdrCEF.exe	84
PID 5020 wrote to memory of 3924	5020	RdrCEF.exe	84
PID 5020 wrote to memory of 3924	5020	RdrCEF.exe	84
PID 5020 wrote to memory of 3924	5020	RdrCEF.exe	84
PID 5020 wrote to memory of 3924	5020	RdrCEF.exe	84

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\5c13b70c9fddfcbde33f38946851b6cfa0392a2a.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:4636
- 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:5020
- - 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=D0D2BF8E4736A72DC589DC14C7B8067C --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4856
- - 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=4974B408901BFE8A96E27A629F8A2FCC --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=1 --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=4974B408901BFE8A96E27A629F8A2FCC --renderer-client-id=2 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3924
- - 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=B84333E14A548E5211009F9C1DEC4E69 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2796
- - 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=0F82DBDA6FD9D667CC53A1CC2B68DEF3 --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=1 --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=0F82DBDA6FD9D667CC53A1CC2B68DEF3 --renderer-client-id=5 --mojo-platform-channel-handle=1808 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2212
- - 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=0A1745001021010A94331D6B86A4751A --mojo-platform-channel-handle=2456 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3632
- - 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=C8332C7900F4A7CC79DCDF9C79479987 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3136

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4924

Network

MITRE ATT&CK Enterprise v6

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

memory/2212-145-0x0000000000000000-mapping.dmp

Download
memory/2796-142-0x0000000000000000-mapping.dmp

Download
memory/3136-153-0x0000000000000000-mapping.dmp

Download
memory/3632-150-0x0000000000000000-mapping.dmp

Download
memory/3924-137-0x0000000000000000-mapping.dmp

Download
memory/4856-134-0x0000000000000000-mapping.dmp

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memory/5020-132-0x0000000000000000-mapping.dmp

Download