1739daa2526c9eafbc94187dcec3289a550fca169d0a2b0d6b48e23e4aa33d1d

max time kernel
10s
max time network
11s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
12/03/2024, 10:29

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General

Target

w3.org dummy.pdf
Size

12KB
MD5

2942bfabb3d05332b66eb128e0842cff
SHA1

90ffd2359008d82298821d16b21778c5c39aec36
SHA256

3df79d34abbca99308e79cb94461c1893582604d68329a41fd4bec1885e6adb4
SHA512

f3b3ab3e6351e25b5c1882bea8d37efaddc0ea72bf153bb067688f775a26810d32b54f014bf1cebc7fe93042d85b18b5b453e322d154bc55d5cc2754b0dfb4b2
SSDEEP

384:8Xdp2nmyTBbQDcv6ZxmiiYcIWyGqBRnfU/LaLvWB27:G8mibQDcvSxm14Wy95fU/2TWk

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-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5084	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe
5084	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5084 wrote to memory of 2044	5084	AcroRd32.exe	92
PID 5084 wrote to memory of 2044	5084	AcroRd32.exe	92
PID 5084 wrote to memory of 2044	5084	AcroRd32.exe	92
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4484	2044	RdrCEF.exe	93
PID 2044 wrote to memory of 4080	2044	RdrCEF.exe	94
PID 2044 wrote to memory of 4080	2044	RdrCEF.exe	94
PID 2044 wrote to memory of 4080	2044	RdrCEF.exe	94
PID 2044 wrote to memory of 4080	2044	RdrCEF.exe	94
PID 2044 wrote to memory of 4080	2044	RdrCEF.exe	94
PID 2044 wrote to memory of 4080	2044	RdrCEF.exe	94
PID 2044 wrote to memory of 4080	2044	RdrCEF.exe	94
PID 2044 wrote to memory of 4080	2044	RdrCEF.exe	94
PID 2044 wrote to memory of 4080	2044	RdrCEF.exe	94
PID 2044 wrote to memory of 4080	2044	RdrCEF.exe	94
PID 2044 wrote to memory of 4080	2044	RdrCEF.exe	94
PID 2044 wrote to memory of 4080	2044	RdrCEF.exe	94
PID 2044 wrote to memory of 4080	2044	RdrCEF.exe	94
PID 2044 wrote to memory of 4080	2044	RdrCEF.exe	94
PID 2044 wrote to memory of 4080	2044	RdrCEF.exe	94
PID 2044 wrote to memory of 4080	2044	RdrCEF.exe	94
PID 2044 wrote to memory of 4080	2044	RdrCEF.exe	94
PID 2044 wrote to memory of 4080	2044	RdrCEF.exe	94
PID 2044 wrote to memory of 4080	2044	RdrCEF.exe	94
PID 2044 wrote to memory of 4080	2044	RdrCEF.exe	94

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\w3.org dummy.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5084
- 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:2044
- - 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=D4D184CF42A0ED02A33924F22E50CC76 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4484
- - 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=E544AFAADDF7F43192B060C34AD8830B --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=E544AFAADDF7F43192B060C34AD8830B --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4080
- - 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=99DF52A308E69FA402156664093DB95F --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4764
- - 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=3CB2B7A79EDF465D33E28FA585FD6907 --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=3CB2B7A79EDF465D33E28FA585FD6907 --renderer-client-id=5 --mojo-platform-channel-handle=1852 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1020
- - 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=E1C960D11D81D945026A442E1BC8C5C2 --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4392
- - 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=3B588CAEA434539331F7A3B76DF96FE1 --mojo-platform-channel-handle=2004 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2364

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2720

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

Windows 7 deprecation

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Analysis