fc896a4ff24abc5b50503745b9b4ab64f3d4b577f180345d93f49492d654ef95

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
22/10/2023, 18:02

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General

Target

NEAS.bf9d3da6e7c3812bf6be819df74692b0.pdf
Size

78KB
MD5

bf9d3da6e7c3812bf6be819df74692b0
SHA1

9b82283baaf3b11d01caa74da3106ad65f30ead4
SHA256

fc896a4ff24abc5b50503745b9b4ab64f3d4b577f180345d93f49492d654ef95
SHA512

c064951c4dcbb4f13f6bc371c69baec7e8c9aa9e4150d4ea15e9c9364d3ea6f1969b2ce2c06091fd03c310d05afa3f721e7f57161e8bd9b21274cb571fa5a492
SSDEEP

1536:EV5qOex0hAIGAB9mWj8iS2SFYLpgJQzOo93g+7y4kRgvsL:ie4GABAWj8iS2SFYLpyQRg+7yJ

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-1-5-21-1873812795-1433807462-1429862679-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1588	AcroRd32.exe
1588	AcroRd32.exe
1588	AcroRd32.exe
1588	AcroRd32.exe
1588	AcroRd32.exe
1588	AcroRd32.exe
1588	AcroRd32.exe
1588	AcroRd32.exe
1588	AcroRd32.exe
1588	AcroRd32.exe
1588	AcroRd32.exe
1588	AcroRd32.exe
1588	AcroRd32.exe
1588	AcroRd32.exe
1588	AcroRd32.exe
1588	AcroRd32.exe
1588	AcroRd32.exe
1588	AcroRd32.exe
1588	AcroRd32.exe
1588	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1588	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1588	AcroRd32.exe
1588	AcroRd32.exe
1588	AcroRd32.exe
1588	AcroRd32.exe
1588	AcroRd32.exe
1588	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1588 wrote to memory of 732	1588	AcroRd32.exe	90
PID 1588 wrote to memory of 732	1588	AcroRd32.exe	90
PID 1588 wrote to memory of 732	1588	AcroRd32.exe	90
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3484	732	RdrCEF.exe	91
PID 732 wrote to memory of 3280	732	RdrCEF.exe	92
PID 732 wrote to memory of 3280	732	RdrCEF.exe	92
PID 732 wrote to memory of 3280	732	RdrCEF.exe	92
PID 732 wrote to memory of 3280	732	RdrCEF.exe	92
PID 732 wrote to memory of 3280	732	RdrCEF.exe	92
PID 732 wrote to memory of 3280	732	RdrCEF.exe	92
PID 732 wrote to memory of 3280	732	RdrCEF.exe	92
PID 732 wrote to memory of 3280	732	RdrCEF.exe	92
PID 732 wrote to memory of 3280	732	RdrCEF.exe	92
PID 732 wrote to memory of 3280	732	RdrCEF.exe	92
PID 732 wrote to memory of 3280	732	RdrCEF.exe	92
PID 732 wrote to memory of 3280	732	RdrCEF.exe	92
PID 732 wrote to memory of 3280	732	RdrCEF.exe	92
PID 732 wrote to memory of 3280	732	RdrCEF.exe	92
PID 732 wrote to memory of 3280	732	RdrCEF.exe	92
PID 732 wrote to memory of 3280	732	RdrCEF.exe	92
PID 732 wrote to memory of 3280	732	RdrCEF.exe	92
PID 732 wrote to memory of 3280	732	RdrCEF.exe	92
PID 732 wrote to memory of 3280	732	RdrCEF.exe	92
PID 732 wrote to memory of 3280	732	RdrCEF.exe	92

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.bf9d3da6e7c3812bf6be819df74692b0.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:1588
- 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:732
- - 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=46972FA276C76069538B8D1DB9BD2CEF --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3484
- - 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=A6220BAABE8D459B0CCBF6CADA19F12F --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=A6220BAABE8D459B0CCBF6CADA19F12F --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3280
- - 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=F9DBA77C43F5531706A22D031E0E09DA --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=F9DBA77C43F5531706A22D031E0E09DA --renderer-client-id=4 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4384
- - 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=F2D111B8FCBB6CE0B6F631B4F17A3F40 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3108
- - 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=1F50C372DD5D3558D9BDA440D560550F --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4732
- - 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=8DAEEEA480BC02EE3AE0E67C852C6636 --mojo-platform-channel-handle=2544 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2168

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3444

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
df04ddefc6c23e97754256f134d590ce

SHA1
b0c6f72124af31ca23fc898089b98915bbe664c4

SHA256
47e19b83383f488f9782d5aa7e87256aabb140e8713af8336659f0b1320773db

SHA512
c565724bbee841d6734ee2e194134b600d4e7ab400a024475f1787c7e0b74fdc245b7ed4e6a9dc2d8d71ed14d18dff793fe131039bc1099455ca6cc42f6fc56b

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