af64fc3dc4bbd6a9abe04712494d2a669019b72756eb8b04335396bdf265b312

Analysis

max time kernel
151s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
03-06-2023 16:50

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General

Target

https___sign-up.vanguard.com_polyfills.9292d1daeef0ab55.js.pdf
Size

126KB
MD5

fb10472c4530b583d5f620e533379213
SHA1

2420e956216d411ad8f68e6d638bd543ba0e2ad0
SHA256

af64fc3dc4bbd6a9abe04712494d2a669019b72756eb8b04335396bdf265b312
SHA512

c53c309fc830595f595328b1a6b7275660e8b480b319ddd46e51c05b5d52a0b680a70fc96225598f9507aca7bdfc571137a6d8ece21c304a311ce0020300847e
SSDEEP

3072:59cZLHB+3bpSKi6QXMLmfA4gOSOCgibYRswjdV7oalaaDNgi:0ZLHcr4R6Y6T43muEalaiJ

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-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
980	AcroRd32.exe
980	AcroRd32.exe
980	AcroRd32.exe
980	AcroRd32.exe
980	AcroRd32.exe
980	AcroRd32.exe
980	AcroRd32.exe
980	AcroRd32.exe
980	AcroRd32.exe
980	AcroRd32.exe
980	AcroRd32.exe
980	AcroRd32.exe
980	AcroRd32.exe
980	AcroRd32.exe
980	AcroRd32.exe
980	AcroRd32.exe
980	AcroRd32.exe
980	AcroRd32.exe
980	AcroRd32.exe
980	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
980	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
980	AcroRd32.exe
980	AcroRd32.exe
980	AcroRd32.exe
980	AcroRd32.exe
980	AcroRd32.exe
980	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 980 wrote to memory of 3876	980	AcroRd32.exe	77
PID 980 wrote to memory of 3876	980	AcroRd32.exe	77
PID 980 wrote to memory of 3876	980	AcroRd32.exe	77
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 4304	3876	RdrCEF.exe	78
PID 3876 wrote to memory of 2816	3876	RdrCEF.exe	79
PID 3876 wrote to memory of 2816	3876	RdrCEF.exe	79
PID 3876 wrote to memory of 2816	3876	RdrCEF.exe	79
PID 3876 wrote to memory of 2816	3876	RdrCEF.exe	79
PID 3876 wrote to memory of 2816	3876	RdrCEF.exe	79
PID 3876 wrote to memory of 2816	3876	RdrCEF.exe	79
PID 3876 wrote to memory of 2816	3876	RdrCEF.exe	79
PID 3876 wrote to memory of 2816	3876	RdrCEF.exe	79
PID 3876 wrote to memory of 2816	3876	RdrCEF.exe	79
PID 3876 wrote to memory of 2816	3876	RdrCEF.exe	79
PID 3876 wrote to memory of 2816	3876	RdrCEF.exe	79
PID 3876 wrote to memory of 2816	3876	RdrCEF.exe	79
PID 3876 wrote to memory of 2816	3876	RdrCEF.exe	79
PID 3876 wrote to memory of 2816	3876	RdrCEF.exe	79
PID 3876 wrote to memory of 2816	3876	RdrCEF.exe	79
PID 3876 wrote to memory of 2816	3876	RdrCEF.exe	79
PID 3876 wrote to memory of 2816	3876	RdrCEF.exe	79
PID 3876 wrote to memory of 2816	3876	RdrCEF.exe	79

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\https___sign-up.vanguard.com_polyfills.9292d1daeef0ab55.js.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:980
- 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:3876
- - 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=421965CCE2230F4C53A7863D136A0E46 --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=2 --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=421965CCE2230F4C53A7863D136A0E46 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4304
- - 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=0D0B59BC716BDF9BAF3A4DE11A885F43 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2816
- - 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=84FE356D76A9025A109B7E54B7F3F618 --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=2 --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=84FE356D76A9025A109B7E54B7F3F618 --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2472
- - 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=7D2629A739442E11D240E841AE799E2F --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2772
- - 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=679332BE3EC32561CE2CC4BC42305C04 --mojo-platform-channel-handle=2768 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5036
- - 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=29C170ED589721ACD31AD0320ADFF0FB --mojo-platform-channel-handle=2484 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4844

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2760

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

Loading Replay Monitor...

Downloads

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
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
00266bbf1e58b2d599b33446c47a8b03

SHA1
cb8654dfd4469734388aac643416329338a5b883

SHA256
cc4e4333d868a49959867b598f9ea0cc4c32fcf205765882c60d89138bbdaf4e

SHA512
11bf6b857f8a6d9e574733652214ab4388d689c2147f8173a245c2c26490031194d558d66fc98b3b7ed6565a94859146c37d1f209a802d6a843b6e2054566689

Download Submit