34555e1113a9c36efffdc7115d554ea49eef216b960b6e346671b722e554500c

Analysis

max time kernel
149s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
12/11/2023, 21:10

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General

Target

NEAS.d0ee0bbec645fd8ed95cdcbb54ab71c0.pdf
Size

41KB
MD5

d0ee0bbec645fd8ed95cdcbb54ab71c0
SHA1

224dbbd8895d0656d065b06523daafeed6db826f
SHA256

34555e1113a9c36efffdc7115d554ea49eef216b960b6e346671b722e554500c
SHA512

4fec2babf5ac0dfce4c4fc2c5b06538962b24e051c345c5213d46846a035dc7eca2c040d232aa95ea3f6146b30e6257c8e0d68f0a56fb3ea596d71ad70e6adbb
SSDEEP

768:mtvvg8Os3ogQgYrLmD3k7zx1Je3duoqxtUcrPpSVbLvgtoDhq3Np:2g833Kzou5rPuQ3Np

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-1-5-21-3125601242-331447593-1512828465-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3504	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3504 wrote to memory of 4600	3504	AcroRd32.exe	96
PID 3504 wrote to memory of 4600	3504	AcroRd32.exe	96
PID 3504 wrote to memory of 4600	3504	AcroRd32.exe	96
PID 3504 wrote to memory of 2280	3504	AcroRd32.exe	99
PID 3504 wrote to memory of 2280	3504	AcroRd32.exe	99
PID 3504 wrote to memory of 2280	3504	AcroRd32.exe	99
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 3384	4600	RdrCEF.exe	100
PID 4600 wrote to memory of 4576	4600	RdrCEF.exe	101
PID 4600 wrote to memory of 4576	4600	RdrCEF.exe	101
PID 4600 wrote to memory of 4576	4600	RdrCEF.exe	101
PID 4600 wrote to memory of 4576	4600	RdrCEF.exe	101
PID 4600 wrote to memory of 4576	4600	RdrCEF.exe	101
PID 4600 wrote to memory of 4576	4600	RdrCEF.exe	101
PID 4600 wrote to memory of 4576	4600	RdrCEF.exe	101
PID 4600 wrote to memory of 4576	4600	RdrCEF.exe	101
PID 4600 wrote to memory of 4576	4600	RdrCEF.exe	101
PID 4600 wrote to memory of 4576	4600	RdrCEF.exe	101
PID 4600 wrote to memory of 4576	4600	RdrCEF.exe	101
PID 4600 wrote to memory of 4576	4600	RdrCEF.exe	101
PID 4600 wrote to memory of 4576	4600	RdrCEF.exe	101
PID 4600 wrote to memory of 4576	4600	RdrCEF.exe	101
PID 4600 wrote to memory of 4576	4600	RdrCEF.exe	101
PID 4600 wrote to memory of 4576	4600	RdrCEF.exe	101
PID 4600 wrote to memory of 4576	4600	RdrCEF.exe	101

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\NEAS.d0ee0bbec645fd8ed95cdcbb54ab71c0.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:3504
- 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:4600
- - 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=D08F82474CCF1E2D9862C847891D9F28 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3384
- - 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=4221A967B6F3116F2EEB388CD95D776A --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=4221A967B6F3116F2EEB388CD95D776A --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4576
- - 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=94B0B1F9C7FD56DF91F457AAEB66BBB1 --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=94B0B1F9C7FD56DF91F457AAEB66BBB1 --renderer-client-id=4 --mojo-platform-channel-handle=2140 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2856
- - 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=0FFF769412EC16A310AF1109BE5DC3BD --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1332
- - 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=4BA990B2C75FCCDF730B8E95A0A5AC52 --mojo-platform-channel-handle=1908 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3312
- - 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=230D55A4BAD382BDB364602C30C9B999 --mojo-platform-channel-handle=1820 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2500
- 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⤵
  PID:2280

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4216

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

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Downloads

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

Filesize
64KB

MD5
744c9d85f47fce39443e34482d2a2dd9

SHA1
d395094190d9156eadcd92b39ce0620f804c2353

SHA256
15484e1bbba0a6b233b53a3776c46043675d601b36fc30860a06b2de65fa4d19

SHA512
309b298defe8668b8188602d453577554ced55835eecd8655bf12cb241272b5fd3743fe651350e1b239245a82fa078bc9bd03edf85b089a8f023078b3a7a78fe

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
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit