7961c43b753f12cc19e5d59843e76329bcaff05f29562a66c23b67149cfc15a0

Analysis

max time kernel
142s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
02/10/2023, 13:10

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

BIJEENKOMST.pdf
Size

268KB
MD5

db72099f73dbcdd1ee284144254063f3
SHA1

04927e18f8d528b5a431bc89adf49afe1f606f68
SHA256

1c4f57adb9d4c95fbaae427ecd74a20297d294e67b797f9d673ea879b9ea7a3a
SHA512

a5c872a6a68921f09bf1f9f76a8959ff4b9447887325e5bfd027558623b7595a1a9cd152ca9ecaaee3217c4e65827b9b59574b9d65a234fb75901164bca12e3c
SSDEEP

6144:AVCboXF0q8AkdAu5SmQwS0qxjoWmLlPp2H40Ky+jewnNya3n:Awq965SmQwYmLlh2HD4ewnMa3n

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
940	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe
940	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 940 wrote to memory of 664	940	AcroRd32.exe	94
PID 940 wrote to memory of 664	940	AcroRd32.exe	94
PID 940 wrote to memory of 664	940	AcroRd32.exe	94
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4068	664	RdrCEF.exe	98
PID 664 wrote to memory of 4948	664	RdrCEF.exe	99
PID 664 wrote to memory of 4948	664	RdrCEF.exe	99
PID 664 wrote to memory of 4948	664	RdrCEF.exe	99
PID 664 wrote to memory of 4948	664	RdrCEF.exe	99
PID 664 wrote to memory of 4948	664	RdrCEF.exe	99
PID 664 wrote to memory of 4948	664	RdrCEF.exe	99
PID 664 wrote to memory of 4948	664	RdrCEF.exe	99
PID 664 wrote to memory of 4948	664	RdrCEF.exe	99
PID 664 wrote to memory of 4948	664	RdrCEF.exe	99
PID 664 wrote to memory of 4948	664	RdrCEF.exe	99
PID 664 wrote to memory of 4948	664	RdrCEF.exe	99
PID 664 wrote to memory of 4948	664	RdrCEF.exe	99
PID 664 wrote to memory of 4948	664	RdrCEF.exe	99
PID 664 wrote to memory of 4948	664	RdrCEF.exe	99
PID 664 wrote to memory of 4948	664	RdrCEF.exe	99
PID 664 wrote to memory of 4948	664	RdrCEF.exe	99
PID 664 wrote to memory of 4948	664	RdrCEF.exe	99
PID 664 wrote to memory of 4948	664	RdrCEF.exe	99
PID 664 wrote to memory of 4948	664	RdrCEF.exe	99
PID 664 wrote to memory of 4948	664	RdrCEF.exe	99

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\BIJEENKOMST.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:940
- 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:664
- - 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=A581138BDF73BA01E9B7E2F81D62EE67 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4068
- - 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=143AB3C5B87E848008996B8A859A384E --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=143AB3C5B87E848008996B8A859A384E --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4948
- - 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=CA3178FDFAB8D937D1B3159348E8532D --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3900
- - 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=1211EBB57C7FEC3A25B0BB5400E06149 --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=1211EBB57C7FEC3A25B0BB5400E06149 --renderer-client-id=5 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3096
- - 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=38284C3C748D3F7320C876E0C726C5FB --mojo-platform-channel-handle=2460 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2940
- - 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=13E454D19749BFF87BB0D6036A982ABF --mojo-platform-channel-handle=1964 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3076

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4408

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
19e4b4bcb39beef329bce9549a2895f9

SHA1
276f01bcd3b3983d4548d41d280f7a4837b5fbe7

SHA256
06dd5afbc0386e6362cc0ce2c2fee80075a8e0c2da781762e9d57cd7cac7fd0a

SHA512
63c3093966a2cfbc3b8a322d65d1939beb5b340bf95b7f3c8d029d6bd6029c0b6814bf4dafc2619f25f067eb528d2d88cac50dbdff6a38ab4566062b192d9ec3

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/940-126-0x000000000B010000-0x000000000B031000-memory.dmp

Filesize
132KB

Download
memory/940-132-0x000000000B010000-0x000000000B031000-memory.dmp

Filesize
132KB

Download
memory/940-138-0x000000000B010000-0x000000000B031000-memory.dmp

Filesize
132KB

Download