4098b3b874d73b59199663fa36e2682d9cafd349c2057ccd3c9fde40567c6b33

Analysis

max time kernel
147s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
23/10/2023, 18:03

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General

Target

NEAS.6ddbc860dcbc64710942dc145bbc9260_JC.pdf
Size

68KB
MD5

6ddbc860dcbc64710942dc145bbc9260
SHA1

1bd5d7cf392947cd087af69ba3d3d34e61f2c71e
SHA256

4098b3b874d73b59199663fa36e2682d9cafd349c2057ccd3c9fde40567c6b33
SHA512

8a67ec9ba288d1427c69bfb2ee97f26413d85a5be108b328ee6cac8a0b8c4f339c7b9c706664b9abe8d8b7a2362a9afd143e4989442986f74396422c0817cf14
SSDEEP

1536:mdqGVLo8u4ROtfLm9TnOXCgDF2222W6GROTw/o:mdqGVkAAtyOyus6GROTYo

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-1-5-21-1873812795-1433807462-1429862679-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4348	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4348 wrote to memory of 1240	4348	AcroRd32.exe	90
PID 4348 wrote to memory of 1240	4348	AcroRd32.exe	90
PID 4348 wrote to memory of 1240	4348	AcroRd32.exe	90
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4220	1240	RdrCEF.exe	91
PID 1240 wrote to memory of 4160	1240	RdrCEF.exe	92
PID 1240 wrote to memory of 4160	1240	RdrCEF.exe	92
PID 1240 wrote to memory of 4160	1240	RdrCEF.exe	92
PID 1240 wrote to memory of 4160	1240	RdrCEF.exe	92
PID 1240 wrote to memory of 4160	1240	RdrCEF.exe	92
PID 1240 wrote to memory of 4160	1240	RdrCEF.exe	92
PID 1240 wrote to memory of 4160	1240	RdrCEF.exe	92
PID 1240 wrote to memory of 4160	1240	RdrCEF.exe	92
PID 1240 wrote to memory of 4160	1240	RdrCEF.exe	92
PID 1240 wrote to memory of 4160	1240	RdrCEF.exe	92
PID 1240 wrote to memory of 4160	1240	RdrCEF.exe	92
PID 1240 wrote to memory of 4160	1240	RdrCEF.exe	92
PID 1240 wrote to memory of 4160	1240	RdrCEF.exe	92
PID 1240 wrote to memory of 4160	1240	RdrCEF.exe	92
PID 1240 wrote to memory of 4160	1240	RdrCEF.exe	92
PID 1240 wrote to memory of 4160	1240	RdrCEF.exe	92
PID 1240 wrote to memory of 4160	1240	RdrCEF.exe	92
PID 1240 wrote to memory of 4160	1240	RdrCEF.exe	92

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.6ddbc860dcbc64710942dc145bbc9260_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:4348
- 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:1240
- - 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=078318CC205867B3E0ACC20B595A0FB4 --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=078318CC205867B3E0ACC20B595A0FB4 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4220
- - 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=225F5A3F5245B2833C47C94226F56E19 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4160
- - 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=EB83F0BC38388138ADA369729846BAD4 --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=EB83F0BC38388138ADA369729846BAD4 --renderer-client-id=4 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:884
- - 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=40567F2AA42386AF6919FC7709A09CD9 --mojo-platform-channel-handle=2336 --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=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=4D4D45B312D4EF785FC973619CA5CB5B --mojo-platform-channel-handle=2600 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1020
- - 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=7CF5B80092B48847B03F7507034DAD13 --mojo-platform-channel-handle=2700 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2112

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
670f35ee7f3a3e4e564a5b2e67a1c123

SHA1
4233e3cadb92eb432d8612337b905b282b20e054

SHA256
990967fc943690d9f001a80677858b9b28914cc9464d31a07d94c57ae1b512b0

SHA512
10c106fe6aef192e626d1d3b368c0a8dbf568b5ff3fbf55074f4a671ea42bd7bc5c89dd57325198c482a70bbfa111d7c9dca9d8c9075dd1000e0b4f4e4464c34

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