8c77a1b0885c1c10e8e416143af5dcd6623dad6626bab27ea80d0fc2d4fed1ac

Analysis

max time kernel
166s
max time network
172s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
05/11/2023, 08:06

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General

Target

NEAS.dc43037d3a7bc6db5e9cab550f0de0d0.pdf
Size

280KB
MD5

dc43037d3a7bc6db5e9cab550f0de0d0
SHA1

816d033d20ea0300355ea684f9a02cef8d756eb4
SHA256

8c77a1b0885c1c10e8e416143af5dcd6623dad6626bab27ea80d0fc2d4fed1ac
SHA512

e42131bc0a6d6883cab476898d80053c77572faac4df5f7bd117266cd0bd7461534db3ea9e531116c9f628ac371302d88d186c61c7e83a97b77ea0b136f928e3
SSDEEP

6144:JU35Y3ixzytSPC8rfkVDtnJ8sKmi+U90NGoaggWeba0oLV04TgaRf8:JU35MszytWRoXnyt4HItKtRf8

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-1-5-21-1114462139-3090196418-29517368-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
776	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 776 wrote to memory of 5000	776	AcroRd32.exe	94
PID 776 wrote to memory of 5000	776	AcroRd32.exe	94
PID 776 wrote to memory of 5000	776	AcroRd32.exe	94
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 5092	5000	RdrCEF.exe	96
PID 5000 wrote to memory of 4472	5000	RdrCEF.exe	98
PID 5000 wrote to memory of 4472	5000	RdrCEF.exe	98
PID 5000 wrote to memory of 4472	5000	RdrCEF.exe	98
PID 5000 wrote to memory of 4472	5000	RdrCEF.exe	98
PID 5000 wrote to memory of 4472	5000	RdrCEF.exe	98
PID 5000 wrote to memory of 4472	5000	RdrCEF.exe	98
PID 5000 wrote to memory of 4472	5000	RdrCEF.exe	98
PID 5000 wrote to memory of 4472	5000	RdrCEF.exe	98
PID 5000 wrote to memory of 4472	5000	RdrCEF.exe	98
PID 5000 wrote to memory of 4472	5000	RdrCEF.exe	98
PID 5000 wrote to memory of 4472	5000	RdrCEF.exe	98
PID 5000 wrote to memory of 4472	5000	RdrCEF.exe	98
PID 5000 wrote to memory of 4472	5000	RdrCEF.exe	98
PID 5000 wrote to memory of 4472	5000	RdrCEF.exe	98
PID 5000 wrote to memory of 4472	5000	RdrCEF.exe	98
PID 5000 wrote to memory of 4472	5000	RdrCEF.exe	98
PID 5000 wrote to memory of 4472	5000	RdrCEF.exe	98
PID 5000 wrote to memory of 4472	5000	RdrCEF.exe	98
PID 5000 wrote to memory of 4472	5000	RdrCEF.exe	98
PID 5000 wrote to memory of 4472	5000	RdrCEF.exe	98

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.dc43037d3a7bc6db5e9cab550f0de0d0.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: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" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5000
- - 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=04706E67EA6BCD1C716F7374A9B9AA90 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5092
- - 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=F0B5C9F7877B6914237700FD62390D3E --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=F0B5C9F7877B6914237700FD62390D3E --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    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=7D7CA931A61D1EE1792AE1C286267371 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1260
- - 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=35054999525C031870067409C7B216FF --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=35054999525C031870067409C7B216FF --renderer-client-id=5 --mojo-platform-channel-handle=1864 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3916
- - 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=D732DBF9C531A88CC694A81C830A793F --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3728
- - 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=BC1647A547DD477BBA238A469342D2A3 --mojo-platform-channel-handle=1916 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2352
- 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⤵
  PID:2972

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
50503b177b10cd056269d3324a7f6267

SHA1
46ac78c552a49cedbf01d5069fe3e38ce80c8eb2

SHA256
c473341329d527ecd61d6db81656e5135b08d60aa35de120e21f0ff46bf2793a

SHA512
ee2c9f97e3ca592f25a180f917bbf203e6bdafe9d0cc902c1c5f4abf99afaaab576c10ba1e08048e22c48d7e7c6b113dfb2dacc28dee712434d2a5c51f12a93f

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