2f8cf2e5f2e6be651817d4fab1b153c6751af6f37c845cf2433fe4305b7db7e8

Analysis

max time kernel
146s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 01:01

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General

Target

227c475d33a3427843d47e5d5a6eed43.pdf
Size

73KB
MD5

227c475d33a3427843d47e5d5a6eed43
SHA1

30f8537dd6164e8ad59e68a93492d325fcab851a
SHA256

2f8cf2e5f2e6be651817d4fab1b153c6751af6f37c845cf2433fe4305b7db7e8
SHA512

73065dc0f1bf1f0350ad08ca8bbc4afcea6268ab5d4cda638bb0e74f21d0e0902748d3e26076e836a42e3b045b61ec75eef14aa8a5e0f84b01552b06bd68eb5b
SSDEEP

1536:erq4X4WD1YsZdJ/lNaoP9jZeFA+TG6dnTWfweIedSPSCZnGa:Kq4X4WFpa+9EFAj60vI+SPtZr

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
2160	AcroRd32.exe
2160	AcroRd32.exe
2160	AcroRd32.exe
2160	AcroRd32.exe
2160	AcroRd32.exe
2160	AcroRd32.exe
2160	AcroRd32.exe
2160	AcroRd32.exe
2160	AcroRd32.exe
2160	AcroRd32.exe
2160	AcroRd32.exe
2160	AcroRd32.exe
2160	AcroRd32.exe
2160	AcroRd32.exe
2160	AcroRd32.exe
2160	AcroRd32.exe
2160	AcroRd32.exe
2160	AcroRd32.exe
2160	AcroRd32.exe
2160	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2160	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2160	AcroRd32.exe
2160	AcroRd32.exe
2160	AcroRd32.exe
2160	AcroRd32.exe
2160	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2160 wrote to memory of 4540	2160	AcroRd32.exe	93
PID 2160 wrote to memory of 4540	2160	AcroRd32.exe	93
PID 2160 wrote to memory of 4540	2160	AcroRd32.exe	93
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 3200	4540	RdrCEF.exe	95
PID 4540 wrote to memory of 4584	4540	RdrCEF.exe	94
PID 4540 wrote to memory of 4584	4540	RdrCEF.exe	94
PID 4540 wrote to memory of 4584	4540	RdrCEF.exe	94
PID 4540 wrote to memory of 4584	4540	RdrCEF.exe	94
PID 4540 wrote to memory of 4584	4540	RdrCEF.exe	94
PID 4540 wrote to memory of 4584	4540	RdrCEF.exe	94
PID 4540 wrote to memory of 4584	4540	RdrCEF.exe	94
PID 4540 wrote to memory of 4584	4540	RdrCEF.exe	94
PID 4540 wrote to memory of 4584	4540	RdrCEF.exe	94
PID 4540 wrote to memory of 4584	4540	RdrCEF.exe	94
PID 4540 wrote to memory of 4584	4540	RdrCEF.exe	94
PID 4540 wrote to memory of 4584	4540	RdrCEF.exe	94
PID 4540 wrote to memory of 4584	4540	RdrCEF.exe	94
PID 4540 wrote to memory of 4584	4540	RdrCEF.exe	94
PID 4540 wrote to memory of 4584	4540	RdrCEF.exe	94
PID 4540 wrote to memory of 4584	4540	RdrCEF.exe	94
PID 4540 wrote to memory of 4584	4540	RdrCEF.exe	94
PID 4540 wrote to memory of 4584	4540	RdrCEF.exe	94
PID 4540 wrote to memory of 4584	4540	RdrCEF.exe	94
PID 4540 wrote to memory of 4584	4540	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\227c475d33a3427843d47e5d5a6eed43.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:2160
- 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:4540
- - 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=7673F77DF74345D6468E9F68283375AA --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=7673F77DF74345D6468E9F68283375AA --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4584
- - 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=0CDF9A3D7BC8B2B616ACBCC76BB040F0 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3200
- - 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=F4A347B17F756285750070A3B2A5AB34 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:404
- - 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=A8F093316AD6F5F74F3A12641B235B4A --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=A8F093316AD6F5F74F3A12641B235B4A --renderer-client-id=5 --mojo-platform-channel-handle=1952 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2100
- - 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=3D606FB3DB94A0DAE730809C363F90B2 --mojo-platform-channel-handle=2664 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3788
- - 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=997FE3A985C20B90ABE1E1BBEDE6BF36 --mojo-platform-channel-handle=2768 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2768

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1380

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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