9827c9b987232f3ab00719852f49cb6c9803b3619f377ccc2d6ad89dadb356bb

Analysis

max time kernel
151s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
22/10/2023, 16:45

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General

Target

NEAS.01b0217a42654ae0f6b8f2b6861611e0.pdf
Size

49KB
MD5

01b0217a42654ae0f6b8f2b6861611e0
SHA1

be7ffbb485569622396f23e368434a7c03077bd0
SHA256

9827c9b987232f3ab00719852f49cb6c9803b3619f377ccc2d6ad89dadb356bb
SHA512

9148d089210560c12f64d848131fa36b5abb0e812fa533e9beb0aa254d195aba5f522dfc961f6667074c5fb771da62a3452f3788568e28116fe9eef5e34bd6bf
SSDEEP

768:NVg1/Ls8MTJjyfiFXi0J1aNY3Gu8QYsomXFZgRD0+HswGe37y1jUur:o1o8AH/3GuKsZQRgCG4MUur

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	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
1076	AcroRd32.exe
1076	AcroRd32.exe
1076	AcroRd32.exe
1076	AcroRd32.exe
1076	AcroRd32.exe
1076	AcroRd32.exe
1076	AcroRd32.exe
1076	AcroRd32.exe
1076	AcroRd32.exe
1076	AcroRd32.exe
1076	AcroRd32.exe
1076	AcroRd32.exe
1076	AcroRd32.exe
1076	AcroRd32.exe
1076	AcroRd32.exe
1076	AcroRd32.exe
1076	AcroRd32.exe
1076	AcroRd32.exe
1076	AcroRd32.exe
1076	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1076	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1076	AcroRd32.exe
1076	AcroRd32.exe
1076	AcroRd32.exe
1076	AcroRd32.exe
1076	AcroRd32.exe
1076	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1076 wrote to memory of 3924	1076	AcroRd32.exe	87
PID 1076 wrote to memory of 3924	1076	AcroRd32.exe	87
PID 1076 wrote to memory of 3924	1076	AcroRd32.exe	87
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 4728	3924	RdrCEF.exe	88
PID 3924 wrote to memory of 2088	3924	RdrCEF.exe	89
PID 3924 wrote to memory of 2088	3924	RdrCEF.exe	89
PID 3924 wrote to memory of 2088	3924	RdrCEF.exe	89
PID 3924 wrote to memory of 2088	3924	RdrCEF.exe	89
PID 3924 wrote to memory of 2088	3924	RdrCEF.exe	89
PID 3924 wrote to memory of 2088	3924	RdrCEF.exe	89
PID 3924 wrote to memory of 2088	3924	RdrCEF.exe	89
PID 3924 wrote to memory of 2088	3924	RdrCEF.exe	89
PID 3924 wrote to memory of 2088	3924	RdrCEF.exe	89
PID 3924 wrote to memory of 2088	3924	RdrCEF.exe	89
PID 3924 wrote to memory of 2088	3924	RdrCEF.exe	89
PID 3924 wrote to memory of 2088	3924	RdrCEF.exe	89
PID 3924 wrote to memory of 2088	3924	RdrCEF.exe	89
PID 3924 wrote to memory of 2088	3924	RdrCEF.exe	89
PID 3924 wrote to memory of 2088	3924	RdrCEF.exe	89
PID 3924 wrote to memory of 2088	3924	RdrCEF.exe	89
PID 3924 wrote to memory of 2088	3924	RdrCEF.exe	89
PID 3924 wrote to memory of 2088	3924	RdrCEF.exe	89
PID 3924 wrote to memory of 2088	3924	RdrCEF.exe	89
PID 3924 wrote to memory of 2088	3924	RdrCEF.exe	89

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.01b0217a42654ae0f6b8f2b6861611e0.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: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" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3924
- - 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=656BE62C8B9BB6BFEEDE58529C13DC3F --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4728
- - 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=CABFC8232A5EEE1EF6A0FFF6822756CC --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=CABFC8232A5EEE1EF6A0FFF6822756CC --renderer-client-id=2 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2088
- - 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=CEDDB7F097C68085BDC8B09C5DEDC0FC --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1388
- - 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=546AA7A645D9B49222522B5460F2CF19 --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=546AA7A645D9B49222522B5460F2CF19 --renderer-client-id=5 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:548
- - 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=A57DD6FA6FE9287F0B2B2F2D81124380 --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4856
- - 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=2028571F0B73DE7E62C3B015863188C0 --mojo-platform-channel-handle=1884 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1128

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2044

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
8b2f45f26a490ef70758420b8c2cb0dc

SHA1
2de7e63f406254e2020279e253e04175b02acad2

SHA256
161c874897acb099c6c23c17154c03e41d301769387f9e2dd40e70d247137d28

SHA512
15c8d723c9a21bdce288e7b2cbc3ab31fac23497097686682a68d168fb812596029e9f063672b0e811075b3280faf3c71dcf407d529cb12f6952c9fea0f8bc7e

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