d01e591c73bc3d72138b3e2a04538d961683026f0c5a40e49247cdf7fea917cb

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
03/11/2023, 09:31

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General

Target

NEAS.20c6de1bd0bfb628dbdf4420705950a0.pdf
Size

48KB
MD5

20c6de1bd0bfb628dbdf4420705950a0
SHA1

090ba5f585ac00d606ae0476dbf4ae6f87eb237b
SHA256

d01e591c73bc3d72138b3e2a04538d961683026f0c5a40e49247cdf7fea917cb
SHA512

6bb07970761205d966dda0500e86a8de60e5b075b444b80fb611a35dcec77255cd535fb14f82af6a4df56a3359755bc7ef70e1bbe3f55b2ea0aa2fe48244b325
SSDEEP

768:Vzf9zZNoTytqbRVo7bPe6sOnnuft9y6rl3wJWCc6Kr4XSjjFYLpRr8Fy6X8vkY7Z:NznuFaJNk2SFYLpgSJJtP9SjIm2LL

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-1-5-21-984744499-3605095035-265325720-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3960	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe
3960	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3960 wrote to memory of 1076	3960	AcroRd32.exe	98
PID 3960 wrote to memory of 1076	3960	AcroRd32.exe	98
PID 3960 wrote to memory of 1076	3960	AcroRd32.exe	98
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 1924	1076	RdrCEF.exe	100
PID 1076 wrote to memory of 3968	1076	RdrCEF.exe	101
PID 1076 wrote to memory of 3968	1076	RdrCEF.exe	101
PID 1076 wrote to memory of 3968	1076	RdrCEF.exe	101
PID 1076 wrote to memory of 3968	1076	RdrCEF.exe	101
PID 1076 wrote to memory of 3968	1076	RdrCEF.exe	101
PID 1076 wrote to memory of 3968	1076	RdrCEF.exe	101
PID 1076 wrote to memory of 3968	1076	RdrCEF.exe	101
PID 1076 wrote to memory of 3968	1076	RdrCEF.exe	101
PID 1076 wrote to memory of 3968	1076	RdrCEF.exe	101
PID 1076 wrote to memory of 3968	1076	RdrCEF.exe	101
PID 1076 wrote to memory of 3968	1076	RdrCEF.exe	101
PID 1076 wrote to memory of 3968	1076	RdrCEF.exe	101
PID 1076 wrote to memory of 3968	1076	RdrCEF.exe	101
PID 1076 wrote to memory of 3968	1076	RdrCEF.exe	101
PID 1076 wrote to memory of 3968	1076	RdrCEF.exe	101
PID 1076 wrote to memory of 3968	1076	RdrCEF.exe	101
PID 1076 wrote to memory of 3968	1076	RdrCEF.exe	101
PID 1076 wrote to memory of 3968	1076	RdrCEF.exe	101

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.20c6de1bd0bfb628dbdf4420705950a0.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:3960
- 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:1076
- - 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=5400F54D6DD34C05289139FA6147E8E9 --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=5400F54D6DD34C05289139FA6147E8E9 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1924
- - 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=9808F3544BF073EEAE1C0F804413864A --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3968
- - 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=D56BAF8F2976D58926C465D791FDCBB2 --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=D56BAF8F2976D58926C465D791FDCBB2 --renderer-client-id=4 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1136
- - 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=CCBE0E243857E5FB5CEBD0640224686D --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2528
- - 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=6E5786FB33E33BFCE2C1C03063CB81D0 --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3668
- - 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=9FE24F3E9966393A308E257F25FEA56E --mojo-platform-channel-handle=2680 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2468

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:784

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
0000d58aae7b038e11980c5301086dd5

SHA1
8a3fdfe411126c1240a6198447652ac14423f05c

SHA256
15a250cc19ef432cafcbf646e1bdb65c7b2bb323bf8577fd6d38b0fc932d5534

SHA512
647cc6acbcf5f8ff305bc6842b388f7322f47dfa34b0e33147b9653973e85d91f827e8f884eb426f925d101a7b19ecc0655700019bd036372ab6d613488376e9

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