fa271832ff45cd9f684e758df50d845bad7dab792740ddbe7636a38b47bfc344

Analysis

max time kernel
147s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
06-09-2022 12:56

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General

Target

attachment20220906-5124-1a0ns19.pdf
Size

2.2MB
MD5

07bca602eebcdd848429d736e930b574
SHA1

5ae42bec0cedd53c1641be0e336a1c72008bc3f7
SHA256

fa271832ff45cd9f684e758df50d845bad7dab792740ddbe7636a38b47bfc344
SHA512

42a59c2cfb11661638bc4eb74746f88b4731a89a42c1feba33074bbd3ad7c8c1b8f1965f24e2e5cac2dfce3f65f26d103c7bf01c19de892e2f237fc231042afc
SSDEEP

24576:lwB/+KmQYq8CtvRpZhVOyt7bAm9CYfoZsipsgPeQxYJ3HvGLkqbBE+CpoisCHvbJ:NQ1Zsal9CYgZPBFxa5qvxisCvbn4D/Pc

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-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
644	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe
644	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 644 wrote to memory of 2932	644	AcroRd32.exe	81
PID 644 wrote to memory of 2932	644	AcroRd32.exe	81
PID 644 wrote to memory of 2932	644	AcroRd32.exe	81
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4280	2932	RdrCEF.exe	84
PID 2932 wrote to memory of 4472	2932	RdrCEF.exe	85
PID 2932 wrote to memory of 4472	2932	RdrCEF.exe	85
PID 2932 wrote to memory of 4472	2932	RdrCEF.exe	85
PID 2932 wrote to memory of 4472	2932	RdrCEF.exe	85
PID 2932 wrote to memory of 4472	2932	RdrCEF.exe	85
PID 2932 wrote to memory of 4472	2932	RdrCEF.exe	85
PID 2932 wrote to memory of 4472	2932	RdrCEF.exe	85
PID 2932 wrote to memory of 4472	2932	RdrCEF.exe	85
PID 2932 wrote to memory of 4472	2932	RdrCEF.exe	85
PID 2932 wrote to memory of 4472	2932	RdrCEF.exe	85
PID 2932 wrote to memory of 4472	2932	RdrCEF.exe	85
PID 2932 wrote to memory of 4472	2932	RdrCEF.exe	85
PID 2932 wrote to memory of 4472	2932	RdrCEF.exe	85
PID 2932 wrote to memory of 4472	2932	RdrCEF.exe	85
PID 2932 wrote to memory of 4472	2932	RdrCEF.exe	85
PID 2932 wrote to memory of 4472	2932	RdrCEF.exe	85
PID 2932 wrote to memory of 4472	2932	RdrCEF.exe	85
PID 2932 wrote to memory of 4472	2932	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\attachment20220906-5124-1a0ns19.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:644
- 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:2932
- - 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=C9CDC3093921C05745821E33190BAAB8 --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=C9CDC3093921C05745821E33190BAAB8 --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4280
- - 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=D44DB25E5E8B36DAED9F83834909E6E6 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4472
- - 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=557D1F30F133975567E38C25071549BE --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=557D1F30F133975567E38C25071549BE --renderer-client-id=4 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4596
- - 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=0AFF1650E20A3A47E4F411D538E147C3 --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1040
- - 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=E54DDD1F5E5DB6B1735C8001B7D1AFFD --mojo-platform-channel-handle=2660 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2452
- - 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=FD10C384DDDFC233E435A58980607AC6 --mojo-platform-channel-handle=1996 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2472

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2816

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

Replay Monitor

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Downloads

memory/1040-147-0x0000000000000000-mapping.dmp

Download
memory/2452-150-0x0000000000000000-mapping.dmp

Download
memory/2472-153-0x0000000000000000-mapping.dmp

Download
memory/2932-132-0x0000000000000000-mapping.dmp

Download
memory/4280-134-0x0000000000000000-mapping.dmp

Download
memory/4472-137-0x0000000000000000-mapping.dmp

Download
memory/4596-142-0x0000000000000000-mapping.dmp

Download