66007520fd6f5db5d4f6e382adc792fb9dcab89aa99aa6b2db6adeb9f731c4f0

Analysis

max time kernel
135s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
05/06/2024, 07:12

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General

Target

20230522_Anicura Kontaktformular Kunden.pdf
Size

328KB
MD5

f77f23a0c008e168e741f545d684937a
SHA1

9acc5c8ab6a6009c1ac63d1dbb268a2ea98cbe70
SHA256

66007520fd6f5db5d4f6e382adc792fb9dcab89aa99aa6b2db6adeb9f731c4f0
SHA512

884216af75d58e89783d7c0b453f2676c9221983d361b6ec14303f271be6a7030b9505873bc3d9dc6b1046197f43f0019073f5b2146a14e6e87f5f4f8f917455
SSDEEP

6144:JuWVkZIlj45KFPOvizNhPXt/7mB/KpWyzsbswqBLGDxp7NBn6V1c:3xljzhOviXx7mB/gzvwWLGD7j6o

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-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3716	AcroRd32.exe
3716	AcroRd32.exe
3716	AcroRd32.exe
3716	AcroRd32.exe
3716	AcroRd32.exe
3716	AcroRd32.exe
3716	AcroRd32.exe
3716	AcroRd32.exe
3716	AcroRd32.exe
3716	AcroRd32.exe
3716	AcroRd32.exe
3716	AcroRd32.exe
3716	AcroRd32.exe
3716	AcroRd32.exe
3716	AcroRd32.exe
3716	AcroRd32.exe
3716	AcroRd32.exe
3716	AcroRd32.exe
3716	AcroRd32.exe
3716	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3716	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3716	AcroRd32.exe
3716	AcroRd32.exe
3716	AcroRd32.exe
3716	AcroRd32.exe
3716	AcroRd32.exe
3716	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3716 wrote to memory of 4924	3716	AcroRd32.exe	89
PID 3716 wrote to memory of 4924	3716	AcroRd32.exe	89
PID 3716 wrote to memory of 4924	3716	AcroRd32.exe	89
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4252	4924	RdrCEF.exe	90
PID 4924 wrote to memory of 4028	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 4028	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 4028	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 4028	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 4028	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 4028	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 4028	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 4028	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 4028	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 4028	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 4028	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 4028	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 4028	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 4028	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 4028	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 4028	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 4028	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 4028	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 4028	4924	RdrCEF.exe	91
PID 4924 wrote to memory of 4028	4924	RdrCEF.exe	91

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\20230522_Anicura Kontaktformular Kunden.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:3716
- 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:4924
- - 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=35585BB211F69FBDED5D192BB5002870 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4252
- - 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=49A345D73A63441EB6F6658CC2E7809F --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=49A345D73A63441EB6F6658CC2E7809F --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4028
- - 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=AFEEF9B60844C966C546CE85B106C3C4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2752
- - 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=073090C6D41811EB117DD0F741F137D0 --mojo-platform-channel-handle=2432 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3564
- - 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=F52B6050600CE23ACBECD3A8CDED6FA3 --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=F52B6050600CE23ACBECD3A8CDED6FA3 --renderer-client-id=6 --mojo-platform-channel-handle=1944 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:536
- - 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=E1F25EC32F743A5CCDA7E3962BA42EC8 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2912

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3012

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

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Downloads

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

Filesize
64KB

MD5
b82b0d4fd5e4e99a00621238189a20c1

SHA1
f030dc1a6641308edd58cbc227887507b0a60ec4

SHA256
d24453b70d6343a30c9ec14b29b1ccdf79e0d0f47f173b01779a2123abcb5b08

SHA512
82861cec30a9cdb8e39c242ac32724acc3109603bb154c2dccadb88fdc0004171508ce4856c2646ff56e6e0c66a878b740ec9711bc663b88b9314f74c47882ae

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