f7d75d7c596bb74cd735214becbcfabdbcd258536b60baa03c00f9344cdb2a75

Analysis

max time kernel
141s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
03/06/2024, 11:46

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General

Target
Anamneseblatt.pdf
Size 971KB
Sample240603-nxfbpsdc9w
SHA256 f7d75d7c596bb74cd735214becbcfabdbcd258536b60baa03c00f9344cdb2a75
MD5 d855d5d48f66b1ff4228ddfdd2d09295
SHA1 343c2c857464780ed5c685b62e812a9a5839c15c
SHA512 c419ea5d9733e0e30f0b3f1cbcc7995cf6e87243080d204b43134a4acb30e0a38155d3f042b5b87b54f57a405c9cd0ee84c59617198b7f090b678029aa4f3e38
SSDEEP 12288:QGW9o7T+YDJFc44nzQZl1YwBsDjjU6rVOwxFFCPNxkIPrv/FuenAvfEX3Ltx5g:QGWbisnPwGVV9eoIP57Z2
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-540404634-651139247-2967210625-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4104	AcroRd32.exe
4104	AcroRd32.exe
4104	AcroRd32.exe
4104	AcroRd32.exe
4104	AcroRd32.exe
4104	AcroRd32.exe
4104	AcroRd32.exe
4104	AcroRd32.exe
4104	AcroRd32.exe
4104	AcroRd32.exe
4104	AcroRd32.exe
4104	AcroRd32.exe
4104	AcroRd32.exe
4104	AcroRd32.exe
4104	AcroRd32.exe
4104	AcroRd32.exe
4104	AcroRd32.exe
4104	AcroRd32.exe
4104	AcroRd32.exe
4104	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4104	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4104	AcroRd32.exe
4104	AcroRd32.exe
4104	AcroRd32.exe
4104	AcroRd32.exe
4104	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4104 wrote to memory of 1148	4104	AcroRd32.exe	87
PID 4104 wrote to memory of 1148	4104	AcroRd32.exe	87
PID 4104 wrote to memory of 1148	4104	AcroRd32.exe	87
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3024	1148	RdrCEF.exe	89
PID 1148 wrote to memory of 3672	1148	RdrCEF.exe	90
PID 1148 wrote to memory of 3672	1148	RdrCEF.exe	90
PID 1148 wrote to memory of 3672	1148	RdrCEF.exe	90
PID 1148 wrote to memory of 3672	1148	RdrCEF.exe	90
PID 1148 wrote to memory of 3672	1148	RdrCEF.exe	90
PID 1148 wrote to memory of 3672	1148	RdrCEF.exe	90
PID 1148 wrote to memory of 3672	1148	RdrCEF.exe	90
PID 1148 wrote to memory of 3672	1148	RdrCEF.exe	90
PID 1148 wrote to memory of 3672	1148	RdrCEF.exe	90
PID 1148 wrote to memory of 3672	1148	RdrCEF.exe	90
PID 1148 wrote to memory of 3672	1148	RdrCEF.exe	90
PID 1148 wrote to memory of 3672	1148	RdrCEF.exe	90
PID 1148 wrote to memory of 3672	1148	RdrCEF.exe	90
PID 1148 wrote to memory of 3672	1148	RdrCEF.exe	90
PID 1148 wrote to memory of 3672	1148	RdrCEF.exe	90
PID 1148 wrote to memory of 3672	1148	RdrCEF.exe	90
PID 1148 wrote to memory of 3672	1148	RdrCEF.exe	90
PID 1148 wrote to memory of 3672	1148	RdrCEF.exe	90
PID 1148 wrote to memory of 3672	1148	RdrCEF.exe	90
PID 1148 wrote to memory of 3672	1148	RdrCEF.exe	90

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\Anamneseblatt.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:4104
- 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:1148
- - 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=3EF3F930F4E976374FE0FAD002C8D00F --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3024
- - 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=148DD4F999DAE5CF115C3D8CF9E10550 --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=148DD4F999DAE5CF115C3D8CF9E10550 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3672
- - 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=9D37F9753F8906818E3F5B95E75636E5 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1996
- - 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=716BD84BB1AF31C8509CA68681F71DFA --mojo-platform-channel-handle=1820 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3324
- - 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=80481F8377032184A3B300BF4E7E1DF3 --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=80481F8377032184A3B300BF4E7E1DF3 --renderer-client-id=6 --mojo-platform-channel-handle=1852 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3504
- - 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=50BD10AA2835CA733AE8A28752648456 --mojo-platform-channel-handle=2696 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3924

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1488

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

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 64KB
SHA256 52ece70fb181b51389bacdb6715a04d5cae66ca7b55f95fbf84e59c24f8ad376
MD5 e38aceee6b3857446842ae274321e6f0
SHA1 0e7c6a7d79a9c6748f5a26b791dab408138a316f
SHA512 5863a7c31e952d31645a766994807c35f0d0bc7150a6e4ca028a8fdffe56ca71d4aa1e8cca100ee442870372769246beacd35c7f633fd4f5cd55e044f01d7a76
SSDEEP 384:ye1dThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:c+elZsLQCZsL3hUS4
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 36KB
SHA256 b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
MD5 b30d3becc8731792523d599d949e63f5
SHA1 19350257e42d7aee17fb3bf139a9d3adb330fad4
SHA512 523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
SSDEEP 24:TLiXlzkrFsgIFsxX3pALXmnHpkDGjmcxBSkomXk+2m9RFTsyg+wmf9Mzm+Zs3tGl:TqlmFTIF3XmHjBoGGR+jMz+LhT
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 56KB
SHA256 111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
MD5 752a1f26b18748311b691c7d8fc20633
SHA1 c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA512 a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
SSDEEP 192:wedRBvVrThe4p4/KhTB4p4CitZtkZsLRGVDbw6H3ph+v3YQa9:weZdThkKhBvkZsLRGlzh+vS9
MD5 SHA1 SHA512 SSDEEP

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