c291a907d068be390d8ddc535912d3589fe6fa561cd65283c585896834a8d715

Analysis

max time kernel
141s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20231025-en
resource tags

arch:x64arch:x86image:win10v2004-20231025-enlocale:en-usos:windows10-2004-x64system
submitted
07-11-2023 13:42

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General

Target

peoplescare/file/resume/PlanInfoCounty.pdf
Size

27KB
MD5

4777ebcbdc0df5b45860495e400794a1
SHA1

43ce0375d89ea3bcdc40a14b6a1254512896c592
SHA256

9f6cf43da5bd0fbf064d92fdd9da5cc64f2a999c02db4a84d081c96f49679f68
SHA512

9d705a028f5b3e2fc9c79285480010ac66ec14ce6a5cab982a6f23374f7839db4ee5156638c6b4cab171606f02c26097da74580c4a88841f9723cf71e9e36310
SSDEEP

768:tEGoUiMYGpREN34LuY7SB+b0FGZY5TtXR9yD9JUdZXywMbsYd7h93fG:tEdUisRE077SB+4FGZA6WdxHMN7h93fG

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-1-5-21-177160434-2093019976-369403398-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3528	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3528 wrote to memory of 3892	3528	AcroRd32.exe	94
PID 3528 wrote to memory of 3892	3528	AcroRd32.exe	94
PID 3528 wrote to memory of 3892	3528	AcroRd32.exe	94
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 4136	3892	RdrCEF.exe	95
PID 3892 wrote to memory of 3692	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 3692	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 3692	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 3692	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 3692	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 3692	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 3692	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 3692	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 3692	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 3692	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 3692	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 3692	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 3692	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 3692	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 3692	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 3692	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 3692	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 3692	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 3692	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 3692	3892	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\peoplescare\file\resume\PlanInfoCounty.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:3528
- 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:3892
- - 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=60CEE41A28749D8DF16DE0F29DC9EFB9 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4136
- - 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=59B6A7D8AF460BDB338DD5336C5AD418 --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=59B6A7D8AF460BDB338DD5336C5AD418 --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3692
- - 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=505BFC6E84AEAF0B022220BA0C8FFA2E --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=505BFC6E84AEAF0B022220BA0C8FFA2E --renderer-client-id=4 --mojo-platform-channel-handle=2164 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1760
- - 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=6089F03E85D1FDBB51420A89B2992139 --mojo-platform-channel-handle=1960 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5072
- - 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=E36273A101A0FDD4D9A043BF5A5C7FB3 --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3920
- - 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=601DAF101787801E8D1D99C03FF61AD2 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4912

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2632

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
f6cfcc2d931e8f190949dd83178aa6dd

SHA1
cc410fcc0850cbe873b147c888532e61c38fe34f

SHA256
7734b627d98779c6c2df70f375be418201792b26e856704f59992cb979e9b1fe

SHA512
9397f67a43e8e3137510e48a97000506d5a52be550b9bcddad8b8e4a8b3a1f0c4f5aeef47980068acf16012685a72605feb53e56f538e1ea01e0579cd31f10d2

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/3528-135-0x000000000C120000-0x000000000C3CB000-memory.dmp

Filesize
2.7MB

Download