6934e9ae6dddfef366bbcdd45825bd017d226ece65a4492f7691511871c7c862

Analysis

max time kernel
158s
max time network
175s
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

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

NEAS.81b79ba822028e057a81cc99ca110fb0.pdf
Size

270KB
MD5

81b79ba822028e057a81cc99ca110fb0
SHA1

ca5d69f56452902820fef7e33b1ba30e45f48c93
SHA256

6934e9ae6dddfef366bbcdd45825bd017d226ece65a4492f7691511871c7c862
SHA512

50d51c87e434c6c9b02a42515dd01cb179d92048ce45b3fbf5dd8a9a82829dd0ec45890ae1e7ede860569e8aa8356fcbcdd9b1f295e4c44f956efb98186f500f
SSDEEP

6144:NIZh7fNhe0kHOx/pMEfibKoadmQ9dadkNeiGGVu:infgw/prKODRdiPPGVu

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-1-5-21-1926387074-3400613176-3566796709-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4664	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe
4664	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4664 wrote to memory of 1580	4664	AcroRd32.exe	87
PID 4664 wrote to memory of 1580	4664	AcroRd32.exe	87
PID 4664 wrote to memory of 1580	4664	AcroRd32.exe	87
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 3808	1580	RdrCEF.exe	88
PID 1580 wrote to memory of 4200	1580	RdrCEF.exe	89
PID 1580 wrote to memory of 4200	1580	RdrCEF.exe	89
PID 1580 wrote to memory of 4200	1580	RdrCEF.exe	89
PID 1580 wrote to memory of 4200	1580	RdrCEF.exe	89
PID 1580 wrote to memory of 4200	1580	RdrCEF.exe	89
PID 1580 wrote to memory of 4200	1580	RdrCEF.exe	89
PID 1580 wrote to memory of 4200	1580	RdrCEF.exe	89
PID 1580 wrote to memory of 4200	1580	RdrCEF.exe	89
PID 1580 wrote to memory of 4200	1580	RdrCEF.exe	89
PID 1580 wrote to memory of 4200	1580	RdrCEF.exe	89
PID 1580 wrote to memory of 4200	1580	RdrCEF.exe	89
PID 1580 wrote to memory of 4200	1580	RdrCEF.exe	89
PID 1580 wrote to memory of 4200	1580	RdrCEF.exe	89
PID 1580 wrote to memory of 4200	1580	RdrCEF.exe	89
PID 1580 wrote to memory of 4200	1580	RdrCEF.exe	89
PID 1580 wrote to memory of 4200	1580	RdrCEF.exe	89
PID 1580 wrote to memory of 4200	1580	RdrCEF.exe	89
PID 1580 wrote to memory of 4200	1580	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.81b79ba822028e057a81cc99ca110fb0.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:4664
- 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:1580
- - 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=A580FA67379500BF7EE84D3010E872FD --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=A580FA67379500BF7EE84D3010E872FD --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3808
- - 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=74A3D60410A5AD2ED76E248F60604144 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4200
- - 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=29E3FF606F7D76CD364EAE58C3569F2A --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=29E3FF606F7D76CD364EAE58C3569F2A --renderer-client-id=4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1380
- - 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=1E3BD3EC506776BE704E4FF9FBCB8AF3 --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4032
- - 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=3D157D7CB4F1D539B4351D86E8368F85 --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4900
- - 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=CA6DDBC0B96BC8FB243519F9EBAE11BD --mojo-platform-channel-handle=2484 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1064

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
4066d56adac2f9fd74d800ce6fe14abd

SHA1
6bda401974c391b48665bf71ad6308b32f553b30

SHA256
5b21f95296cb52ccc6e75198f7f4b8169c7c24d4eeef1839194b01504fd3b915

SHA512
3ec3ac7e9e312b28c5dcec7db1c933e0a8eb4c4a73ace5fcbddad4914366268bcd87875b38c6fe4db3642cd5dbe290c7561c4db260dc7214edcc3e152414542f

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