52f0fac1c8381b0147088eb1b50f5d36ca7efad6a4aff683c2abc71c83c53229

Analysis

max time kernel
146s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
28/12/2023, 22:13

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General

Target

fbee7aa97da27f422111004431091cb1.pdf
Size

13KB
MD5

fbee7aa97da27f422111004431091cb1
SHA1

7dbebbb85bb3f2790795d5e60dedb3a3abf5ad41
SHA256

52f0fac1c8381b0147088eb1b50f5d36ca7efad6a4aff683c2abc71c83c53229
SHA512

44f0b9c4622a9838d789d7c3e4e8e40e4e727682c2719a0505d26fe6cad0fc6e9e199cfff22a7e193449a31a928bab88b63181440a99ae7ec4d29a5078481215
SSDEEP

192:nQhzajYqwAO9G+/vvTs7hXbfym4GJVbBftJy/suiXk5vQNi/60un/T+xsSHzY:QhzaNwAO9GiM5fdtttUQi/60G7+28s

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
868	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe
868	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 868 wrote to memory of 452	868	AcroRd32.exe	92
PID 868 wrote to memory of 452	868	AcroRd32.exe	92
PID 868 wrote to memory of 452	868	AcroRd32.exe	92
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 2488	452	RdrCEF.exe	94
PID 452 wrote to memory of 936	452	RdrCEF.exe	93
PID 452 wrote to memory of 936	452	RdrCEF.exe	93
PID 452 wrote to memory of 936	452	RdrCEF.exe	93
PID 452 wrote to memory of 936	452	RdrCEF.exe	93
PID 452 wrote to memory of 936	452	RdrCEF.exe	93
PID 452 wrote to memory of 936	452	RdrCEF.exe	93
PID 452 wrote to memory of 936	452	RdrCEF.exe	93
PID 452 wrote to memory of 936	452	RdrCEF.exe	93
PID 452 wrote to memory of 936	452	RdrCEF.exe	93
PID 452 wrote to memory of 936	452	RdrCEF.exe	93
PID 452 wrote to memory of 936	452	RdrCEF.exe	93
PID 452 wrote to memory of 936	452	RdrCEF.exe	93
PID 452 wrote to memory of 936	452	RdrCEF.exe	93
PID 452 wrote to memory of 936	452	RdrCEF.exe	93
PID 452 wrote to memory of 936	452	RdrCEF.exe	93
PID 452 wrote to memory of 936	452	RdrCEF.exe	93
PID 452 wrote to memory of 936	452	RdrCEF.exe	93
PID 452 wrote to memory of 936	452	RdrCEF.exe	93
PID 452 wrote to memory of 936	452	RdrCEF.exe	93
PID 452 wrote to memory of 936	452	RdrCEF.exe	93

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\fbee7aa97da27f422111004431091cb1.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:868
- 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:452
- - 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=83DA84D5B9E35CCB2B14DA019A59D2C8 --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=83DA84D5B9E35CCB2B14DA019A59D2C8 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:936
- - 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=F609BFBC0CC900C06A98D7E4931A4812 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2488
- - 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=44D02F358AB4059023BE7ED944865851 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3816
- - 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=F8D334B2A422A718DA5273C43BB5C120 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2540
- - 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=3CC422BE98515D2D506A50006F743EB4 --mojo-platform-channel-handle=2492 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4104
- - 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=26B316B0FEE6F76E58AD22CA96CF9F8C --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=26B316B0FEE6F76E58AD22CA96CF9F8C --renderer-client-id=7 --mojo-platform-channel-handle=1904 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2940

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4712

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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