4bb079b52cf50c5a52762d0af1f046292228fbeac4a650a7dac4cf470089207b

Analysis

max time kernel
142s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
16/11/2023, 10:59

Sharing

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General

Target

NEAS.92e535731dbd2104f1d5627fcc28aaa0.pdf
Size

63KB
MD5

92e535731dbd2104f1d5627fcc28aaa0
SHA1

11f99e0756533d065c34731055d5191c0aaa6150
SHA256

4bb079b52cf50c5a52762d0af1f046292228fbeac4a650a7dac4cf470089207b
SHA512

9f1519b53b5aa21eeeda0e32c5c217bd891edf156ffcb1510b72303c17aa2828a6ebeb4efbd852572e816c51c757da1a17d19172ed3bb99625bf564b5fdc47d4
SSDEEP

1536:QimEVrP54JVk/YxlfES1jA1mY8RjzRI+2yNiuel0:RmlVXASNhY8xu+2UJb

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-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3032	AcroRd32.exe
3032	AcroRd32.exe
3032	AcroRd32.exe
3032	AcroRd32.exe
3032	AcroRd32.exe
3032	AcroRd32.exe
3032	AcroRd32.exe
3032	AcroRd32.exe
3032	AcroRd32.exe
3032	AcroRd32.exe
3032	AcroRd32.exe
3032	AcroRd32.exe
3032	AcroRd32.exe
3032	AcroRd32.exe
3032	AcroRd32.exe
3032	AcroRd32.exe
3032	AcroRd32.exe
3032	AcroRd32.exe
3032	AcroRd32.exe
3032	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3032	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3032	AcroRd32.exe
3032	AcroRd32.exe
3032	AcroRd32.exe
3032	AcroRd32.exe
3032	AcroRd32.exe
3032	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3032 wrote to memory of 2692	3032	AcroRd32.exe	92
PID 3032 wrote to memory of 2692	3032	AcroRd32.exe	92
PID 3032 wrote to memory of 2692	3032	AcroRd32.exe	92
PID 3032 wrote to memory of 1516	3032	AcroRd32.exe	95
PID 3032 wrote to memory of 1516	3032	AcroRd32.exe	95
PID 3032 wrote to memory of 1516	3032	AcroRd32.exe	95
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 2596	2692	RdrCEF.exe	99
PID 2692 wrote to memory of 320	2692	RdrCEF.exe	100
PID 2692 wrote to memory of 320	2692	RdrCEF.exe	100
PID 2692 wrote to memory of 320	2692	RdrCEF.exe	100
PID 2692 wrote to memory of 320	2692	RdrCEF.exe	100
PID 2692 wrote to memory of 320	2692	RdrCEF.exe	100
PID 2692 wrote to memory of 320	2692	RdrCEF.exe	100
PID 2692 wrote to memory of 320	2692	RdrCEF.exe	100
PID 2692 wrote to memory of 320	2692	RdrCEF.exe	100
PID 2692 wrote to memory of 320	2692	RdrCEF.exe	100
PID 2692 wrote to memory of 320	2692	RdrCEF.exe	100
PID 2692 wrote to memory of 320	2692	RdrCEF.exe	100
PID 2692 wrote to memory of 320	2692	RdrCEF.exe	100
PID 2692 wrote to memory of 320	2692	RdrCEF.exe	100
PID 2692 wrote to memory of 320	2692	RdrCEF.exe	100
PID 2692 wrote to memory of 320	2692	RdrCEF.exe	100

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.92e535731dbd2104f1d5627fcc28aaa0.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:3032
- 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:2692
- - 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=6D98FEB64ABC2460C6569904766D3951 --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=6D98FEB64ABC2460C6569904766D3951 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2596
- - 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=B1737F63172DDEF9E1AE177ECB1B947E --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:320
- - 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=C917DBCA54133C4009C2166FD59E441B --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=C917DBCA54133C4009C2166FD59E441B --renderer-client-id=4 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:636
- - 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=80F77C4113AFE8B7B848915AE446070F --mojo-platform-channel-handle=2052 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2260
- - 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=D0EA77208C59B0ACBC1A930D88EF67F2 --mojo-platform-channel-handle=2052 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4872
- - 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=A024FB47CC80FA4DD0DF687C75D608FD --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4972
- 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⤵
  PID:1516

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1704

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
8ef2679ebfbb54141fdba9aadf1dda43

SHA1
70c0cd1e125b3fc58f1d9d95b348bbde63268496

SHA256
493418df955e87894abd25dd22005a4f8efc0b951141067a810f0e40115ff606

SHA512
78d3c11829b4dc167cd0acf64c7044f090ba57f8dde515a07e1b9b41777d47a8e472617c435f95bad702d072ba46333d92373ad4f56a63c95452bd19e91f8735

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/3032-150-0x000000000BC10000-0x000000000BC3A000-memory.dmp

Filesize
168KB

Download