13105ac773e891b707c723b7b565978fc80d499752e903f1771b73ec91170a6d

Analysis

max time kernel
141s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
22/10/2023, 17:54

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General

Target

NEAS.7b9937e8750e01f429109b578057e5f0_JC.pdf
Size

129KB
MD5

7b9937e8750e01f429109b578057e5f0
SHA1

1773b98cf58a29cd3c5bcb2cf935e054072ebd82
SHA256

13105ac773e891b707c723b7b565978fc80d499752e903f1771b73ec91170a6d
SHA512

8daf2b0f487fe0082499dda66638de84ac88f9a95b58371dc0d478c0cb5fc2da57143a203099d05ba03f059b8655058756a39a5563e73b85585faabc9432944a
SSDEEP

3072:Wm9tzTZK5zYKz4W2OkoJIG/ahjnvBmH7m5hjZmf6Q+oe:99tpc4OkoGaKjnvB+mcf6noe

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-1-5-21-568313063-1441237985-1542345083-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4180	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe
4180	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4180 wrote to memory of 4920	4180	AcroRd32.exe	86
PID 4180 wrote to memory of 4920	4180	AcroRd32.exe	86
PID 4180 wrote to memory of 4920	4180	AcroRd32.exe	86
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4064	4920	RdrCEF.exe	87
PID 4920 wrote to memory of 4720	4920	RdrCEF.exe	88
PID 4920 wrote to memory of 4720	4920	RdrCEF.exe	88
PID 4920 wrote to memory of 4720	4920	RdrCEF.exe	88
PID 4920 wrote to memory of 4720	4920	RdrCEF.exe	88
PID 4920 wrote to memory of 4720	4920	RdrCEF.exe	88
PID 4920 wrote to memory of 4720	4920	RdrCEF.exe	88
PID 4920 wrote to memory of 4720	4920	RdrCEF.exe	88
PID 4920 wrote to memory of 4720	4920	RdrCEF.exe	88
PID 4920 wrote to memory of 4720	4920	RdrCEF.exe	88
PID 4920 wrote to memory of 4720	4920	RdrCEF.exe	88
PID 4920 wrote to memory of 4720	4920	RdrCEF.exe	88
PID 4920 wrote to memory of 4720	4920	RdrCEF.exe	88
PID 4920 wrote to memory of 4720	4920	RdrCEF.exe	88
PID 4920 wrote to memory of 4720	4920	RdrCEF.exe	88
PID 4920 wrote to memory of 4720	4920	RdrCEF.exe	88
PID 4920 wrote to memory of 4720	4920	RdrCEF.exe	88
PID 4920 wrote to memory of 4720	4920	RdrCEF.exe	88
PID 4920 wrote to memory of 4720	4920	RdrCEF.exe	88
PID 4920 wrote to memory of 4720	4920	RdrCEF.exe	88
PID 4920 wrote to memory of 4720	4920	RdrCEF.exe	88

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\NEAS.7b9937e8750e01f429109b578057e5f0_JC.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:4180
- 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:4920
- - 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=7F663248B85CCEB6743B222190B939A2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4064
- - 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=ABA6C25D3329915DC5FB1E4A2379EF71 --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=ABA6C25D3329915DC5FB1E4A2379EF71 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4720
- - 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=840B40A2889D0FE6A1C14A123FDC986E --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1936
- - 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=EA3BE20E3A5B12C19860F09FDAA591D0 --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=EA3BE20E3A5B12C19860F09FDAA591D0 --renderer-client-id=5 --mojo-platform-channel-handle=1960 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1536
- - 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=7A690CED235CEB33119B1A829AADB95D --mojo-platform-channel-handle=2448 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1184
- - 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=AC35C66D6E46564A6CB12A61A17D2978 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2832

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3084

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
0667c98c7aaa759e88431db461e4f6bd

SHA1
32dddf3a8c16ea5d7ad6fbb25b7e1e45d6592601

SHA256
af8dbe5dd28999d89931d880b19d825a307b15bedb7f537d413052b40cef7104

SHA512
32255a1252be42937e6a6abb2e09764b3da43c6e125543989d4bc668221af7a7ccb650c86f4b412ed531e201eb9f870ad8b473c329170ea4bc88f85e609a4892

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