fc77f5b43db4c97fe3b325dae10a96a68a49bc242450728156b09010f668e3ed

Analysis

max time kernel
146s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
15/10/2023, 10:57

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General

Target

NEAS.a0ad3381d90565be18ad5192913d9070.pdf
Size

79KB
MD5

a0ad3381d90565be18ad5192913d9070
SHA1

efaf398ade6f2f376ae03521309d2d975cad585f
SHA256

fc77f5b43db4c97fe3b325dae10a96a68a49bc242450728156b09010f668e3ed
SHA512

7ff5c51a62d588f3989cee04bb0f96117eb01d2f0be6866ce75cd767b5184982f098385895f3a18d9898f1e36a59e81eb03c9882310a384959a802b4b855d941
SSDEEP

1536:TbiSjqtLYIOUSUhadsaO0mHOpfYvnqrNCPqO/pCF3e7TSwqWqPMt8WXpO/ztRr:j+fOUNEaImHOVYShCL/pY3e7TSwxE/z

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-1-5-21-919254492-3979293997-764407192-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4312	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4312 wrote to memory of 776	4312	AcroRd32.exe	88
PID 4312 wrote to memory of 776	4312	AcroRd32.exe	88
PID 4312 wrote to memory of 776	4312	AcroRd32.exe	88
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 4860	776	RdrCEF.exe	89
PID 776 wrote to memory of 3452	776	RdrCEF.exe	90
PID 776 wrote to memory of 3452	776	RdrCEF.exe	90
PID 776 wrote to memory of 3452	776	RdrCEF.exe	90
PID 776 wrote to memory of 3452	776	RdrCEF.exe	90
PID 776 wrote to memory of 3452	776	RdrCEF.exe	90
PID 776 wrote to memory of 3452	776	RdrCEF.exe	90
PID 776 wrote to memory of 3452	776	RdrCEF.exe	90
PID 776 wrote to memory of 3452	776	RdrCEF.exe	90
PID 776 wrote to memory of 3452	776	RdrCEF.exe	90
PID 776 wrote to memory of 3452	776	RdrCEF.exe	90
PID 776 wrote to memory of 3452	776	RdrCEF.exe	90
PID 776 wrote to memory of 3452	776	RdrCEF.exe	90
PID 776 wrote to memory of 3452	776	RdrCEF.exe	90
PID 776 wrote to memory of 3452	776	RdrCEF.exe	90
PID 776 wrote to memory of 3452	776	RdrCEF.exe	90
PID 776 wrote to memory of 3452	776	RdrCEF.exe	90
PID 776 wrote to memory of 3452	776	RdrCEF.exe	90
PID 776 wrote to memory of 3452	776	RdrCEF.exe	90
PID 776 wrote to memory of 3452	776	RdrCEF.exe	90
PID 776 wrote to memory of 3452	776	RdrCEF.exe	90

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.a0ad3381d90565be18ad5192913d9070.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:4312
- 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:776
- - 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=A0C3F95505DDBC26E6A3153D948CFEE1 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4860
- - 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=6B5690ECD5D76032334132D45CE0540E --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=6B5690ECD5D76032334132D45CE0540E --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3452
- - 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=877C27EA82790CB87B2E532E4E7FD745 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4232
- - 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=9D7E4BEFE05839A44C0176F6189093FC --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=9D7E4BEFE05839A44C0176F6189093FC --renderer-client-id=5 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:552
- - 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=26E55C13482CD2986075B4770132D70A --mojo-platform-channel-handle=2468 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4472
- - 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=C2CCEC206C68C42315732490BBB9E13C --mojo-platform-channel-handle=2448 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5076

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
a38ccca4a28f7c64aceded370e2bd63b

SHA1
fa806c5b64aedf9832c07833e6a95a5d1a1c290a

SHA256
91142b4d7397b48c1c9df80e2c6478715abae1e51b9c933f8ae7f5427ece97ed

SHA512
3f705b54abcdfefd5f80ee18fc42ed64ba11de843588585da3fc361e1bb139314c64c2cda3575fd060deaa50562c8b4125c464db9c22ffecc751dc34963197cc

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