381f82c634e2b8d3c478e1111fe09e1e63e7c06645b9fab7f72e2baf043af619

Analysis

max time kernel
61s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
28/12/2022, 11:01

Sharing

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General

Target

Huur.pdf
Size

54KB
MD5

576665c12c566fe98162baab897386f7
SHA1

b9a9e35a3d276d89446d1424ce466f76d6642acc
SHA256

381f82c634e2b8d3c478e1111fe09e1e63e7c06645b9fab7f72e2baf043af619
SHA512

72950a2ad9440b894b7533364002b90349c038f61b79563c2b7f82253106c127405b2119e2102864ab6c4017c87c21e2928167119411735da0c29f9ef922d695
SSDEEP

768:LDKYPjkUKpIQY8dJkKazCYUT5kjIZw0xNBtxw8p/ygG5zljP1P0sGmEX5ic3xZDP:LDKA6qRbJU9RBt//yJ5zlxM6cWxUv

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-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4532	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4532 wrote to memory of 732	4532	AcroRd32.exe	81
PID 4532 wrote to memory of 732	4532	AcroRd32.exe	81
PID 4532 wrote to memory of 732	4532	AcroRd32.exe	81
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 4608	732	RdrCEF.exe	84
PID 732 wrote to memory of 1180	732	RdrCEF.exe	85
PID 732 wrote to memory of 1180	732	RdrCEF.exe	85
PID 732 wrote to memory of 1180	732	RdrCEF.exe	85
PID 732 wrote to memory of 1180	732	RdrCEF.exe	85
PID 732 wrote to memory of 1180	732	RdrCEF.exe	85
PID 732 wrote to memory of 1180	732	RdrCEF.exe	85
PID 732 wrote to memory of 1180	732	RdrCEF.exe	85
PID 732 wrote to memory of 1180	732	RdrCEF.exe	85
PID 732 wrote to memory of 1180	732	RdrCEF.exe	85
PID 732 wrote to memory of 1180	732	RdrCEF.exe	85
PID 732 wrote to memory of 1180	732	RdrCEF.exe	85
PID 732 wrote to memory of 1180	732	RdrCEF.exe	85
PID 732 wrote to memory of 1180	732	RdrCEF.exe	85
PID 732 wrote to memory of 1180	732	RdrCEF.exe	85
PID 732 wrote to memory of 1180	732	RdrCEF.exe	85
PID 732 wrote to memory of 1180	732	RdrCEF.exe	85
PID 732 wrote to memory of 1180	732	RdrCEF.exe	85
PID 732 wrote to memory of 1180	732	RdrCEF.exe	85
PID 732 wrote to memory of 1180	732	RdrCEF.exe	85
PID 732 wrote to memory of 1180	732	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\Huur.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:4532
- 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:732
- - 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=7685DD929FA851A065C53007FF4B14F1 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4608
- - 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=422F1F85F5345EC847FC79806828C5F1 --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=422F1F85F5345EC847FC79806828C5F1 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1180
- - 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=654EDDA314F856E6BC180C2F4512B82F --mojo-platform-channel-handle=2172 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3388
- - 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=BB96306F2C0AB2A8DDB1ECEF41822EE2 --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=BB96306F2C0AB2A8DDB1ECEF41822EE2 --renderer-client-id=5 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:112
- - 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=473FBAB9CC9EB48806A33DABB8C3400C --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4736
- - 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=B57D9E8F5D5A67FFF129D76FB5275E02 --mojo-platform-channel-handle=1860 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2832

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3484

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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