41782fc02c1e3eb2428383cddedf6c5bf39424ab2f006d75ab76caca2143036a

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
07/05/2024, 13:22

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General

Target

9fbd38f7e0125d8da8c70de5dc238f50_NEAS.pdf
Size

489KB
MD5

9fbd38f7e0125d8da8c70de5dc238f50
SHA1

e63c29040dbe856aea95bed7f5bbed7443c45795
SHA256

41782fc02c1e3eb2428383cddedf6c5bf39424ab2f006d75ab76caca2143036a
SHA512

5601421e10eaef0777ff0291e7e76eade8156b534d695bd5074a1f02a87d8ed000b6f40f080dea470f3991673c0aecc3e5d46ead4d6d1a24bc7289dc97c51026
SSDEEP

12288:O/MqLaSgMHShlJpuA2mRTbG9//LMRf3IPWH9BLwkSdPiGI/oUo:ZqmSg3lr/TbGiBf3LwkOE/o

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-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3252	AcroRd32.exe
3252	AcroRd32.exe
3252	AcroRd32.exe
3252	AcroRd32.exe
3252	AcroRd32.exe
3252	AcroRd32.exe
3252	AcroRd32.exe
3252	AcroRd32.exe
3252	AcroRd32.exe
3252	AcroRd32.exe
3252	AcroRd32.exe
3252	AcroRd32.exe
3252	AcroRd32.exe
3252	AcroRd32.exe
3252	AcroRd32.exe
3252	AcroRd32.exe
3252	AcroRd32.exe
3252	AcroRd32.exe
3252	AcroRd32.exe
3252	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3252	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3252	AcroRd32.exe
3252	AcroRd32.exe
3252	AcroRd32.exe
3252	AcroRd32.exe
3252	AcroRd32.exe
3252	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3252 wrote to memory of 4576	3252	AcroRd32.exe	90
PID 3252 wrote to memory of 4576	3252	AcroRd32.exe	90
PID 3252 wrote to memory of 4576	3252	AcroRd32.exe	90
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 956	4576	RdrCEF.exe	91
PID 4576 wrote to memory of 1640	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 1640	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 1640	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 1640	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 1640	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 1640	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 1640	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 1640	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 1640	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 1640	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 1640	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 1640	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 1640	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 1640	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 1640	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 1640	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 1640	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 1640	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 1640	4576	RdrCEF.exe	92
PID 4576 wrote to memory of 1640	4576	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\9fbd38f7e0125d8da8c70de5dc238f50_NEAS.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:3252
- 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:4576
- - 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=15AFFF32DC0F51F0217A2F795345F860 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:956
- - 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=185323CDE0F7246D421A5618F2A0C66D --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=185323CDE0F7246D421A5618F2A0C66D --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1640
- - 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=C9902F1B9C9096DC3B1767C7B704CC96 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:616
- - 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=019FB1A0E00F70065F78F35A77E1E7D3 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1408
- - 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=B7CE06364711819C6C889C72E7DAD253 --mojo-platform-channel-handle=1848 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3788
- - 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=4E32AA8E8CE4D61A3A47F0F610107E14 --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=4E32AA8E8CE4D61A3A47F0F610107E14 --renderer-client-id=7 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3224

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
883e274d92577ecf6f89d069f40a5f07

SHA1
88d0b167a68f84d892ac4cb42d4494a0915dd7bc

SHA256
35b3eaeb515adbb931564f630bdaf3a2712eb1697d7fd902225fc026c58a52ae

SHA512
a9a612c2d3e751078451fc9f05c6f48be083f64ae95f7edff1f836942e6f575ffdab7fd3cabb63299c9254b5e3cb8a5a28567e5c0bddce6e4a553d72260db04f

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