55845cee414c0a8a669baf93089c89d7e3df06fe4e9924a9b1a7e43f4c017a45

Analysis

max time kernel
117s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
23/07/2024, 13:17

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General

Target

bea5c8beb8ebb701eed8ce2f55e9e210N.pdf
Size

70KB
MD5

bea5c8beb8ebb701eed8ce2f55e9e210
SHA1

83402494b4fb951e300b9ea3108e9d2f122a4c2a
SHA256

55845cee414c0a8a669baf93089c89d7e3df06fe4e9924a9b1a7e43f4c017a45
SHA512

f857c4a54a1e55d83de346ba2e8fdbd0178ad38da10374d1f968632dc89581459bdb8f9e57a6a0366f16876aa41bb80d53d3d8309448fd86135fa6fd9d745714
SSDEEP

1536:qXOleRghyFFcj7gw61LEXGeHfCiHQwSby48h0Y3L9I:6OleR2NR69BeH9QwSbyv0Yby

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-1-5-21-3419463127-3903270268-2580331543-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3316	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe
3316	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3316 wrote to memory of 2656	3316	AcroRd32.exe	87
PID 3316 wrote to memory of 2656	3316	AcroRd32.exe	87
PID 3316 wrote to memory of 2656	3316	AcroRd32.exe	87
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4260	2656	RdrCEF.exe	88
PID 2656 wrote to memory of 4628	2656	RdrCEF.exe	89
PID 2656 wrote to memory of 4628	2656	RdrCEF.exe	89
PID 2656 wrote to memory of 4628	2656	RdrCEF.exe	89
PID 2656 wrote to memory of 4628	2656	RdrCEF.exe	89
PID 2656 wrote to memory of 4628	2656	RdrCEF.exe	89
PID 2656 wrote to memory of 4628	2656	RdrCEF.exe	89
PID 2656 wrote to memory of 4628	2656	RdrCEF.exe	89
PID 2656 wrote to memory of 4628	2656	RdrCEF.exe	89
PID 2656 wrote to memory of 4628	2656	RdrCEF.exe	89
PID 2656 wrote to memory of 4628	2656	RdrCEF.exe	89
PID 2656 wrote to memory of 4628	2656	RdrCEF.exe	89
PID 2656 wrote to memory of 4628	2656	RdrCEF.exe	89
PID 2656 wrote to memory of 4628	2656	RdrCEF.exe	89
PID 2656 wrote to memory of 4628	2656	RdrCEF.exe	89
PID 2656 wrote to memory of 4628	2656	RdrCEF.exe	89
PID 2656 wrote to memory of 4628	2656	RdrCEF.exe	89
PID 2656 wrote to memory of 4628	2656	RdrCEF.exe	89
PID 2656 wrote to memory of 4628	2656	RdrCEF.exe	89
PID 2656 wrote to memory of 4628	2656	RdrCEF.exe	89
PID 2656 wrote to memory of 4628	2656	RdrCEF.exe	89

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\bea5c8beb8ebb701eed8ce2f55e9e210N.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:3316
- 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:2656
- - 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=12257DFB935B3AE50340C92E1782616A --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4260
- - 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=1C2CB68F6750BF6682D6E89E40D062FA --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=1C2CB68F6750BF6682D6E89E40D062FA --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4628
- - 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=649441876501B608158746C44E3EF9A6 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2664
- - 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=CAE71A52183A87EB5D733C3FFDCC789E --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=CAE71A52183A87EB5D733C3FFDCC789E --renderer-client-id=5 --mojo-platform-channel-handle=1872 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1400
- - 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=F3C905F2DDBC3F495F416848625F9F51 --mojo-platform-channel-handle=2688 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3744
- - 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=99D146934F0E2D2B6B6A6C6468289F78 --mojo-platform-channel-handle=1904 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:376

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4812

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
c7ec53590578ca7cbe2ef6b39b1c57fd

SHA1
2f51bc2a8838ca1cbef4f1f622e45c6d93b30964

SHA256
7596557aadf8736576b087153ba51a7c61e00c671da3848dc73a1979d59e49d9

SHA512
75b292bcaea45486fe24ee42ed0039380a1cf09fc20f6b143009abfa28aa7d923c1bdd33caa0a2241f73b09b37a90f37a5c96db69818acc1feaa714d021b171a

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