9dd8285bf85640404bb3e2f7f4ed2ff2d34a0bc897cea81e036913cac604b819

Analysis

max time kernel
135s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
29-06-2024 20:19

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General

Target

Übungsblatt 9.pdf
Size

139KB
MD5

a55f2fd7c2783dd786dc440929edf5bf
SHA1

08e02ccc95291490cbe2d491d0f37894e20186f6
SHA256

9dd8285bf85640404bb3e2f7f4ed2ff2d34a0bc897cea81e036913cac604b819
SHA512

9f377468b9bd51a00431eff6e4f3f818695ca9d8a20c9ac6ae3ce13ae83b4ed49c0065203388c20c5f4e2b3f383c2466b02cac14beac1c7f7da4e540eaae43e7
SSDEEP

3072:z+IurPXxL6j2o13yQF75SvulYlFQdxvIxV06S7Tpdm:PgvxLU2oJ5Evu6lFQdOxS6cm

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-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
116	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe
116	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 116 wrote to memory of 2040	116	AcroRd32.exe	88
PID 116 wrote to memory of 2040	116	AcroRd32.exe	88
PID 116 wrote to memory of 2040	116	AcroRd32.exe	88
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 4944	2040	RdrCEF.exe	91
PID 2040 wrote to memory of 2208	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 2208	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 2208	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 2208	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 2208	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 2208	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 2208	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 2208	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 2208	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 2208	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 2208	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 2208	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 2208	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 2208	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 2208	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 2208	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 2208	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 2208	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 2208	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 2208	2040	RdrCEF.exe	92

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\Übungsblatt 9.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:116
- 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:2040
- - 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=65ABEE41E5AE884E5EF08EF812C1DBCC --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4944
- - 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=B0C09F5C9CCEB884DD726F6659F3B51C --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=B0C09F5C9CCEB884DD726F6659F3B51C --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2208
- - 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=9879A48D08EED36AB4BAA4224FCA2A3C --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1972
- - 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=5ECE13872540B4266471DFF48DF2A808 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2872
- - 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=A6A1143170FB1ABC10D6C6299DECC582 --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=A6A1143170FB1ABC10D6C6299DECC582 --renderer-client-id=6 --mojo-platform-channel-handle=2108 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1864
- - 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=ED8C0BF14F4244DBC8A0F839198C9219 --mojo-platform-channel-handle=2752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4940

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3168

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
25b3aec17ea823bd4be7a89715785703

SHA1
b671938dd211e915ebb9b1a8e1e85b5f6ec9e931

SHA256
af5255a41cfb927c8026e606379c640e2f9755c475e3f5c081e9bcdd4d8bd691

SHA512
eb127ad7d6db5c1204e7e548d1e70ee5735fa39aeb6a0c31c70803e2509a2de2d341593a1422d670811d10ba461a85b5d63389e6bf4d31bf659ff446375a668b

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