8afb5f67a8e982c5e09c46cc115d65a5f18e5afa9378a1710828064d1fe277f5

Analysis

max time kernel
149s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
08-07-2024 08:30

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General

Target

Rechnung Werkstatt 12879.pdf
Size

285KB
MD5

be57f4c2ec555dc6b20725313240640f
SHA1

5e80608c09e45e1d2ae35c0053d7380f4904eb1b
SHA256

8afb5f67a8e982c5e09c46cc115d65a5f18e5afa9378a1710828064d1fe277f5
SHA512

9317fa318a16b98efe308fbbb07320429adc6b76af39476079a28a81b7bdb0d424e9c86aeaa200fc8499044ff8976ca213f7ebf80bac7e1285c47b4c697e9b51
SSDEEP

6144:ffi9sstakaoDsESwLpMe1p3DNE28y2Ngo72FcO0LGll:fKnRZPpMUzO28n72FN0LGf

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-1-5-21-2753856825-3907105642-1818461144-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3704	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe
3704	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3704 wrote to memory of 4476	3704	AcroRd32.exe	84
PID 3704 wrote to memory of 4476	3704	AcroRd32.exe	84
PID 3704 wrote to memory of 4476	3704	AcroRd32.exe	84
PID 3704 wrote to memory of 324	3704	AcroRd32.exe	85
PID 3704 wrote to memory of 324	3704	AcroRd32.exe	85
PID 3704 wrote to memory of 324	3704	AcroRd32.exe	85
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 628	4476	RdrCEF.exe	86
PID 4476 wrote to memory of 1680	4476	RdrCEF.exe	87
PID 4476 wrote to memory of 1680	4476	RdrCEF.exe	87
PID 4476 wrote to memory of 1680	4476	RdrCEF.exe	87
PID 4476 wrote to memory of 1680	4476	RdrCEF.exe	87
PID 4476 wrote to memory of 1680	4476	RdrCEF.exe	87
PID 4476 wrote to memory of 1680	4476	RdrCEF.exe	87
PID 4476 wrote to memory of 1680	4476	RdrCEF.exe	87
PID 4476 wrote to memory of 1680	4476	RdrCEF.exe	87
PID 4476 wrote to memory of 1680	4476	RdrCEF.exe	87
PID 4476 wrote to memory of 1680	4476	RdrCEF.exe	87
PID 4476 wrote to memory of 1680	4476	RdrCEF.exe	87
PID 4476 wrote to memory of 1680	4476	RdrCEF.exe	87
PID 4476 wrote to memory of 1680	4476	RdrCEF.exe	87
PID 4476 wrote to memory of 1680	4476	RdrCEF.exe	87
PID 4476 wrote to memory of 1680	4476	RdrCEF.exe	87

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\Rechnung Werkstatt 12879.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:3704
- 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:4476
- - 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=FF53881E481453914777ED28B7B048B1 --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=FF53881E481453914777ED28B7B048B1 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:628
- - 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=9779F716EE83019912A354834398A40D --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1680
- - 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=966581A698C25774633ECF3206D1D5D9 --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=966581A698C25774633ECF3206D1D5D9 --renderer-client-id=4 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2444
- - 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=F5A509F01CEBC1F75D4CAF40C22A23F6 --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4280
- - 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=6C157F0FAE31266065DAE30C4D4D7F8D --mojo-platform-channel-handle=1976 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4548
- - 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=C02BEDEEFD06B207E888B64CB70C1C3B --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4936
- 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⤵
  PID:324

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4176

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
3c5ce56a23424a571d675e4e8da2b5c9

SHA1
afef0c48a9604833b19d3a63a5f65010a6bc6d38

SHA256
1901373258c3a93ddc9c8413c588a34458a7623a91ba8317e86cea9ae3d2cfe9

SHA512
48fd9efd486fc6206e19fc92eb453cd80000d74e3c4fc4114cf3c4ee6ca6ebfc023f22721347d151a5678fe04fdeae6d267b65cc17d4770de02e06bee1169ca3

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/3704-126-0x000000000C4D0000-0x000000000C77B000-memory.dmp

Filesize
2.7MB

Download