24fc3c05cb80e7692dd2fc1385e561d556998a37fe7c1e11a350fd23eb2c8e30

Analysis

max time kernel
149s
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
10/06/2024, 23:20

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General

Target

Steuer-Juny-2006-lgpc0bpsRv.pdf
Size

218KB
MD5

4076a0dce0c6d4d5f424a51c23b043e4
SHA1

dd6c3951c71904944455c9fa1aec6d080d2db1a9
SHA256

24fc3c05cb80e7692dd2fc1385e561d556998a37fe7c1e11a350fd23eb2c8e30
SHA512

89fc4e838dcee30550153ae7391483d4c36c9aba6ed8c7e36182ea511589cb9997b40580ac8ad22a698681efcc63b73849a2a98bf899ded07ed89fe8fa085b23
SSDEEP

3072:sM2K3pPA6Bb1vwHx1OEt/m2AqaOzCFb+fzvCVraVxnboZ7jyR8uwYCNp+iRyM0yr:PxA8bsxT4qLcb+qraLoZHi8uw1p+ZM00

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-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3080	AcroRd32.exe
3080	AcroRd32.exe
3080	AcroRd32.exe
3080	AcroRd32.exe
3080	AcroRd32.exe
3080	AcroRd32.exe
3080	AcroRd32.exe
3080	AcroRd32.exe
3080	AcroRd32.exe
3080	AcroRd32.exe
3080	AcroRd32.exe
3080	AcroRd32.exe
3080	AcroRd32.exe
3080	AcroRd32.exe
3080	AcroRd32.exe
3080	AcroRd32.exe
3080	AcroRd32.exe
3080	AcroRd32.exe
3080	AcroRd32.exe
3080	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3080	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3080	AcroRd32.exe
3080	AcroRd32.exe
3080	AcroRd32.exe
3080	AcroRd32.exe
3080	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3080 wrote to memory of 4748	3080	AcroRd32.exe	82
PID 3080 wrote to memory of 4748	3080	AcroRd32.exe	82
PID 3080 wrote to memory of 4748	3080	AcroRd32.exe	82
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 4960	4748	RdrCEF.exe	85
PID 4748 wrote to memory of 1420	4748	RdrCEF.exe	86
PID 4748 wrote to memory of 1420	4748	RdrCEF.exe	86
PID 4748 wrote to memory of 1420	4748	RdrCEF.exe	86
PID 4748 wrote to memory of 1420	4748	RdrCEF.exe	86
PID 4748 wrote to memory of 1420	4748	RdrCEF.exe	86
PID 4748 wrote to memory of 1420	4748	RdrCEF.exe	86
PID 4748 wrote to memory of 1420	4748	RdrCEF.exe	86
PID 4748 wrote to memory of 1420	4748	RdrCEF.exe	86
PID 4748 wrote to memory of 1420	4748	RdrCEF.exe	86
PID 4748 wrote to memory of 1420	4748	RdrCEF.exe	86
PID 4748 wrote to memory of 1420	4748	RdrCEF.exe	86
PID 4748 wrote to memory of 1420	4748	RdrCEF.exe	86
PID 4748 wrote to memory of 1420	4748	RdrCEF.exe	86
PID 4748 wrote to memory of 1420	4748	RdrCEF.exe	86
PID 4748 wrote to memory of 1420	4748	RdrCEF.exe	86
PID 4748 wrote to memory of 1420	4748	RdrCEF.exe	86
PID 4748 wrote to memory of 1420	4748	RdrCEF.exe	86
PID 4748 wrote to memory of 1420	4748	RdrCEF.exe	86
PID 4748 wrote to memory of 1420	4748	RdrCEF.exe	86
PID 4748 wrote to memory of 1420	4748	RdrCEF.exe	86

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\Steuer-Juny-2006-lgpc0bpsRv.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:3080
- 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:4748
- - 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=943ABF702457F44107C44A05A35153E6 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4960
- - 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=DD2E45EBA34EB8FE0B0BA1096752A689 --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=DD2E45EBA34EB8FE0B0BA1096752A689 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1420
- - 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=69E716854BCC02C945F1AF01F1E9C6DD --mojo-platform-channel-handle=2280 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2688
- - 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=637FD531FA9177E9063AA52D77D386B5 --mojo-platform-channel-handle=1716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2220
- - 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=A30E738BE414CA91A5ED40951DB59BC9 --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=A30E738BE414CA91A5ED40951DB59BC9 --renderer-client-id=6 --mojo-platform-channel-handle=2376 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3280
- - 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=9BA7948036A6F42868A5BAA15801A9F3 --mojo-platform-channel-handle=2760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3936

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3632

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
54984ce10ae2b1ca7dbaccb25fc8c5c9

SHA1
29b72914e4c2693bc70940d052375f36cbdbe9de

SHA256
33117f7075cc28d09cf5e53e42587d1fa5ae33b4920eb2f06f188177582b31cd

SHA512
f25035dee19cf59dbbf8833b9c9f5428a5b9fe96db4fcd692382863f174ec7d9b60e38823805207bc35945757e32e7fc8de18ecc0c298f9b4a598b1069f02669

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