332778268482e28558143e219088e84795a66deeb65718772736ca869fd3f4b4

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
16-04-2024 20:40

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General

Target

332778268482e28558143e219088e84795a66deeb65718772736ca869fd3f4b4.pdf
Size

263KB
MD5

7cb1fc3da44d9b81d9a0a68484c17b1a
SHA1

c6dcde75cc7171386c4ab2f3f110ac98dfa600d9
SHA256

332778268482e28558143e219088e84795a66deeb65718772736ca869fd3f4b4
SHA512

c5ee011f5b109e37e38ed79652818834c6742659d38964daea7ebc2b20bf2c41ba4f0f87ee9020bd8abf5dc349e8e5fa0246b32657c350e2017ae49c32f35404
SSDEEP

3072:EEC5fmRCXSIbVg3+m03xO+69DOY9JlH6Tm2jRqoZcRayuMEQkOACrzoK/lYoCMC8:/VgXSjshO+qHe9Iy7yurCDFCkzMvy

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-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4708	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe
4708	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4708 wrote to memory of 4512	4708	AcroRd32.exe	88
PID 4708 wrote to memory of 4512	4708	AcroRd32.exe	88
PID 4708 wrote to memory of 4512	4708	AcroRd32.exe	88
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 3024	4512	RdrCEF.exe	89
PID 4512 wrote to memory of 4880	4512	RdrCEF.exe	90
PID 4512 wrote to memory of 4880	4512	RdrCEF.exe	90
PID 4512 wrote to memory of 4880	4512	RdrCEF.exe	90
PID 4512 wrote to memory of 4880	4512	RdrCEF.exe	90
PID 4512 wrote to memory of 4880	4512	RdrCEF.exe	90
PID 4512 wrote to memory of 4880	4512	RdrCEF.exe	90
PID 4512 wrote to memory of 4880	4512	RdrCEF.exe	90
PID 4512 wrote to memory of 4880	4512	RdrCEF.exe	90
PID 4512 wrote to memory of 4880	4512	RdrCEF.exe	90
PID 4512 wrote to memory of 4880	4512	RdrCEF.exe	90
PID 4512 wrote to memory of 4880	4512	RdrCEF.exe	90
PID 4512 wrote to memory of 4880	4512	RdrCEF.exe	90
PID 4512 wrote to memory of 4880	4512	RdrCEF.exe	90
PID 4512 wrote to memory of 4880	4512	RdrCEF.exe	90
PID 4512 wrote to memory of 4880	4512	RdrCEF.exe	90
PID 4512 wrote to memory of 4880	4512	RdrCEF.exe	90
PID 4512 wrote to memory of 4880	4512	RdrCEF.exe	90
PID 4512 wrote to memory of 4880	4512	RdrCEF.exe	90
PID 4512 wrote to memory of 4880	4512	RdrCEF.exe	90
PID 4512 wrote to memory of 4880	4512	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\332778268482e28558143e219088e84795a66deeb65718772736ca869fd3f4b4.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:4708
- 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:4512
- - 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=187435E5F6B4A03C031DC6303B884A76 --mojo-platform-channel-handle=1764 --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=C387C786D04CAF356108ACCD7F386603 --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=C387C786D04CAF356108ACCD7F386603 --renderer-client-id=2 --mojo-platform-channel-handle=1772 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4880
- - 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=66F547D4368D21D51E8583452B103757 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3136
- - 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=5F907D3FDF54080E6E57081FCEBC3164 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4600
- - 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=C1EAB223DA788C15BCEE8A73741BEDF5 --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=C1EAB223DA788C15BCEE8A73741BEDF5 --renderer-client-id=6 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4388
- - 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=298E70E680D8DB22F912DB597B61FEBC --mojo-platform-channel-handle=2240 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1692

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2764

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
07a2048abf0dcd61023f3916a4749bc2

SHA1
0296cac188b40755513a9d5379730e40547bbdad

SHA256
8bdbaf06e403bc386b06060f54f6550421e574b8deef2e55f9ce7baf7641e7ce

SHA512
f77d51be7be8d6972e07b1e07553bf7ec3f00d24691503d293deaafe826bdcd7efca26b64e3daecb69956b8ecd3effb778c284e05af1121f203efc185c6e4288

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/4708-26-0x000000000B5D0000-0x000000000B5F1000-memory.dmp

Filesize
132KB

Download