84abfd9ebe114cdd1fb8edd02e0955b63e9f2282a14c860a38af265fab4da5ad

Analysis

max time kernel
94s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
10-07-2024 09:01

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General

Target

Secondary 2 Timetable.pdf
Size

316KB
MD5

bd778e4f6cc9d817245854e09c99397d
SHA1

c7fe76d88aa1460732f6f7377f6650f63776ff41
SHA256

84abfd9ebe114cdd1fb8edd02e0955b63e9f2282a14c860a38af265fab4da5ad
SHA512

5c2cf3f9f53bee6c65caf1bb567ae07533ae371da8c4da60dbb673690f202ebfe3c2abb9e7a68e3523d5e8b006b69bd20fc20b6f56c7946660f6dc5579795711
SSDEEP

6144:YewchunfUE3kolTynNwMwOcpqPpvsoxRVgEhqRjknKMyiWgEkG0fNG413:Lql0NwWcpK/xjghMKkGENx13

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-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3120	AcroRd32.exe
3120	AcroRd32.exe
3120	AcroRd32.exe
3120	AcroRd32.exe
3120	AcroRd32.exe
3120	AcroRd32.exe
3120	AcroRd32.exe
3120	AcroRd32.exe
3120	AcroRd32.exe
3120	AcroRd32.exe
3120	AcroRd32.exe
3120	AcroRd32.exe
3120	AcroRd32.exe
3120	AcroRd32.exe
3120	AcroRd32.exe
3120	AcroRd32.exe
3120	AcroRd32.exe
3120	AcroRd32.exe
3120	AcroRd32.exe
3120	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3120	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3120	AcroRd32.exe
3120	AcroRd32.exe
3120	AcroRd32.exe
3120	AcroRd32.exe
3120	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3120 wrote to memory of 3480	3120	AcroRd32.exe	85
PID 3120 wrote to memory of 3480	3120	AcroRd32.exe	85
PID 3120 wrote to memory of 3480	3120	AcroRd32.exe	85
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 1308	3480	RdrCEF.exe	86
PID 3480 wrote to memory of 4384	3480	RdrCEF.exe	87
PID 3480 wrote to memory of 4384	3480	RdrCEF.exe	87
PID 3480 wrote to memory of 4384	3480	RdrCEF.exe	87
PID 3480 wrote to memory of 4384	3480	RdrCEF.exe	87
PID 3480 wrote to memory of 4384	3480	RdrCEF.exe	87
PID 3480 wrote to memory of 4384	3480	RdrCEF.exe	87
PID 3480 wrote to memory of 4384	3480	RdrCEF.exe	87
PID 3480 wrote to memory of 4384	3480	RdrCEF.exe	87
PID 3480 wrote to memory of 4384	3480	RdrCEF.exe	87
PID 3480 wrote to memory of 4384	3480	RdrCEF.exe	87
PID 3480 wrote to memory of 4384	3480	RdrCEF.exe	87
PID 3480 wrote to memory of 4384	3480	RdrCEF.exe	87
PID 3480 wrote to memory of 4384	3480	RdrCEF.exe	87
PID 3480 wrote to memory of 4384	3480	RdrCEF.exe	87
PID 3480 wrote to memory of 4384	3480	RdrCEF.exe	87
PID 3480 wrote to memory of 4384	3480	RdrCEF.exe	87
PID 3480 wrote to memory of 4384	3480	RdrCEF.exe	87
PID 3480 wrote to memory of 4384	3480	RdrCEF.exe	87
PID 3480 wrote to memory of 4384	3480	RdrCEF.exe	87
PID 3480 wrote to memory of 4384	3480	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\Secondary 2 Timetable.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:3120
- 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:3480
- - 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=AD3C80D50D61A3F95A70ED4388EBB44E --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1308
- - 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=4024D8B0F8C18DE047EE5E32E275B160 --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=4024D8B0F8C18DE047EE5E32E275B160 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4384
- - 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=B35A5D6C651125A46694B1BCAE9449B6 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2356
- - 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=C23CFF647774726A147F21FE3869D857 --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=C23CFF647774726A147F21FE3869D857 --renderer-client-id=5 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2012
- - 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=D83443EEDB90AE0B5A87CA75FFCC86C5 --mojo-platform-channel-handle=2736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2280
- - 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=38C54CBCBFD23B1B34A319EBA0E4C6F5 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5040

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1328

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
1f22d4e26cb9c8e066f9dbaed0f6b80f

SHA1
71448df7cdd010ca5ace101141967c2ccaf4f37d

SHA256
726a4c87353e0fb78b5815495f2d3602b29fb73ee87e7c2b364d0ec63e376b7b

SHA512
e6ee4e2fa8a03becb54f408128cd9d729d91b2b0a6f68674599f782cd6a8ecca7c41cebe1f0a6792e3f8006f844f60142c8520ab474ea8afa81cff1ccb3386de

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/3120-124-0x000000000B8D0000-0x000000000BB7B000-memory.dmp

Filesize
2.7MB

Download