9cefbd6b7e85c3154be62dd81bbd92ba65099d3f23a26cc844948334dda3b259

Analysis

max time kernel
141s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
04/11/2023, 08:59

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General

Target

NEAS.3bb605a537463a89a8e091e42ae86b70_JC.pdf
Size

90KB
MD5

3bb605a537463a89a8e091e42ae86b70
SHA1

b51d209b75cb1972ae86d32f2bb8c5350f9ca5ae
SHA256

9cefbd6b7e85c3154be62dd81bbd92ba65099d3f23a26cc844948334dda3b259
SHA512

ea630934b0e8712341bc33cb0c8b1dccc4af57663250064d7aac7c7f238d075d644539246cf2921e09e4fd8d6471b14ee639f4b357612fe740f6b17679c21c77
SSDEEP

1536:x9aR+kfTXRkWqOzBniWbO8JhIFppOh6iDGniXw9oQTyD3VSGA1THlfeLLqd:xeHXZbzkWbOLpp26liXfQsS71TFfeqd

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-1-5-21-3350690463-3549324357-1323838019-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1168	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe
1168	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1168 wrote to memory of 4300	1168	AcroRd32.exe	96
PID 1168 wrote to memory of 4300	1168	AcroRd32.exe	96
PID 1168 wrote to memory of 4300	1168	AcroRd32.exe	96
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 4904	4300	RdrCEF.exe	97
PID 4300 wrote to memory of 3860	4300	RdrCEF.exe	98
PID 4300 wrote to memory of 3860	4300	RdrCEF.exe	98
PID 4300 wrote to memory of 3860	4300	RdrCEF.exe	98
PID 4300 wrote to memory of 3860	4300	RdrCEF.exe	98
PID 4300 wrote to memory of 3860	4300	RdrCEF.exe	98
PID 4300 wrote to memory of 3860	4300	RdrCEF.exe	98
PID 4300 wrote to memory of 3860	4300	RdrCEF.exe	98
PID 4300 wrote to memory of 3860	4300	RdrCEF.exe	98
PID 4300 wrote to memory of 3860	4300	RdrCEF.exe	98
PID 4300 wrote to memory of 3860	4300	RdrCEF.exe	98
PID 4300 wrote to memory of 3860	4300	RdrCEF.exe	98
PID 4300 wrote to memory of 3860	4300	RdrCEF.exe	98
PID 4300 wrote to memory of 3860	4300	RdrCEF.exe	98
PID 4300 wrote to memory of 3860	4300	RdrCEF.exe	98
PID 4300 wrote to memory of 3860	4300	RdrCEF.exe	98
PID 4300 wrote to memory of 3860	4300	RdrCEF.exe	98
PID 4300 wrote to memory of 3860	4300	RdrCEF.exe	98
PID 4300 wrote to memory of 3860	4300	RdrCEF.exe	98
PID 4300 wrote to memory of 3860	4300	RdrCEF.exe	98
PID 4300 wrote to memory of 3860	4300	RdrCEF.exe	98

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.3bb605a537463a89a8e091e42ae86b70_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:1168
- 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:4300
- - 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=6BAE450E1A193C7D5702FD8707CD08CA --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4904
- - 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=B0AD5424536AE5CB1F44AD0A10B4C71C --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=B0AD5424536AE5CB1F44AD0A10B4C71C --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3860
- - 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=C67DFFFFDF261F59435F5E78DA585FF6 --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=C67DFFFFDF261F59435F5E78DA585FF6 --renderer-client-id=4 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5064
- - 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=5DD6F56C92283B46791DE05A5AA26321 --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2228
- - 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=5F6135FC32B60DCBD07363A885F5B2B0 --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4204
- - 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=7748FF73FA357B17778FAEE247CA24CE --mojo-platform-channel-handle=2172 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4716

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4000

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
ec740d6c63d8c01017809850c0598ac6

SHA1
e59e71d0fa2c696f90ecb27ce0aabcc03362a21f

SHA256
ac570194d2ac943d4316f69738bad3e6acc6c6b24dfc34552b3633a46cd2839d

SHA512
378fa767d23658d54cb11e2bbc487c0dce55b7e0c64ff3638473376eb141437e0cb5856911930f63a84be9e630693ecf75a8aa2b008217410b616e71a7efcf23

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/1168-125-0x00000000097A0000-0x00000000097C1000-memory.dmp

Filesize
132KB

Download
memory/1168-130-0x00000000097A0000-0x00000000097C1000-memory.dmp

Filesize
132KB

Download
memory/1168-135-0x00000000097A0000-0x00000000097C1000-memory.dmp

Filesize
132KB

Download