6d3591e7b5d9b99baf5be21982837da5c31601389d807f12db98c3884803ac38

Analysis

max time kernel
90s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
06/09/2022, 17:56

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General

Target

attachment20220906-13081-1guq0e0.pdf
Size

29KB
MD5

5b390ebd772dc4bde198b92aaa0ea616
SHA1

e6a1068e6e19afc9417c49bcb8e58213f5d8ad5d
SHA256

6d3591e7b5d9b99baf5be21982837da5c31601389d807f12db98c3884803ac38
SHA512

bb610b91fa4e6f0258a921fe953e17afd8e2e19ef38d1d3eceb6c8949ac3a150151bab90c651c94e113a849ac756b7f1e6bc3eb3f89c162b5cfa7d65f6c619d0
SSDEEP

768:Z1EWgJB8mhNW0r2VMbrSNgQ/e2ZkwW1hqWVwFosabo:Z2fB8mPWwbuNOYkwW/q0bo

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-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5044	AcroRd32.exe
5044	AcroRd32.exe
5044	AcroRd32.exe
5044	AcroRd32.exe
5044	AcroRd32.exe
5044	AcroRd32.exe
5044	AcroRd32.exe
5044	AcroRd32.exe
5044	AcroRd32.exe
5044	AcroRd32.exe
5044	AcroRd32.exe
5044	AcroRd32.exe
5044	AcroRd32.exe
5044	AcroRd32.exe
5044	AcroRd32.exe
5044	AcroRd32.exe
5044	AcroRd32.exe
5044	AcroRd32.exe
5044	AcroRd32.exe
5044	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5044	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
5044	AcroRd32.exe
5044	AcroRd32.exe
5044	AcroRd32.exe
5044	AcroRd32.exe
5044	AcroRd32.exe
5044	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5044 wrote to memory of 224	5044	AcroRd32.exe	83
PID 5044 wrote to memory of 224	5044	AcroRd32.exe	83
PID 5044 wrote to memory of 224	5044	AcroRd32.exe	83
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 872	224	RdrCEF.exe	84
PID 224 wrote to memory of 4768	224	RdrCEF.exe	85
PID 224 wrote to memory of 4768	224	RdrCEF.exe	85
PID 224 wrote to memory of 4768	224	RdrCEF.exe	85
PID 224 wrote to memory of 4768	224	RdrCEF.exe	85
PID 224 wrote to memory of 4768	224	RdrCEF.exe	85
PID 224 wrote to memory of 4768	224	RdrCEF.exe	85
PID 224 wrote to memory of 4768	224	RdrCEF.exe	85
PID 224 wrote to memory of 4768	224	RdrCEF.exe	85
PID 224 wrote to memory of 4768	224	RdrCEF.exe	85
PID 224 wrote to memory of 4768	224	RdrCEF.exe	85
PID 224 wrote to memory of 4768	224	RdrCEF.exe	85
PID 224 wrote to memory of 4768	224	RdrCEF.exe	85
PID 224 wrote to memory of 4768	224	RdrCEF.exe	85
PID 224 wrote to memory of 4768	224	RdrCEF.exe	85
PID 224 wrote to memory of 4768	224	RdrCEF.exe	85
PID 224 wrote to memory of 4768	224	RdrCEF.exe	85
PID 224 wrote to memory of 4768	224	RdrCEF.exe	85
PID 224 wrote to memory of 4768	224	RdrCEF.exe	85
PID 224 wrote to memory of 4768	224	RdrCEF.exe	85
PID 224 wrote to memory of 4768	224	RdrCEF.exe	85

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\attachment20220906-13081-1guq0e0.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:5044
- 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:224
- - 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=43DF3E27936F66ACEC466BE7CD9F04A4 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:872
- - 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=BAFACA828520F1B6273A090B6B9C2E00 --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=1 --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=BAFACA828520F1B6273A090B6B9C2E00 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4768
- - 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=DDE37EDF2C28ABBA4569AAF454581C86 --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=1 --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=DDE37EDF2C28ABBA4569AAF454581C86 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1264
- - 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=21C0720570D333825B19460C2BA8DABB --mojo-platform-channel-handle=2548 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4276
- - 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=B8A58EBB3CBCA92C001C85B9FBD319D7 --mojo-platform-channel-handle=1924 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4872
- - 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=D606E873B5F99D653B9949C73D823BCF --mojo-platform-channel-handle=2692 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3068

Network

MITRE ATT&CK Enterprise v6

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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