751ae3bf559d8073d5500de59bdffd2c7ebb47e17eb55b878f800656567bf281

Analysis

max time kernel
151s
max time network
148s
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, 21:12

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General

Target

NEAS.f81d29a7bb4aac743bddab4b69d7ec30.pdf
Size

487KB
MD5

f81d29a7bb4aac743bddab4b69d7ec30
SHA1

3f85e80c26818eb4a012e95a51fee2a7250c63c8
SHA256

751ae3bf559d8073d5500de59bdffd2c7ebb47e17eb55b878f800656567bf281
SHA512

fcd1cc72d7886714c43f202a60f3e2c0141e33e142ace62426c7086fdaf219e8dabbef4659ba0aa7008cf7793aa18849e21c212a8018569a505cb1c0f15ca22d
SSDEEP

12288:l2kSg8jg7tkBIq1BdW3CBWNCL6JIzH9xt4FT6lgyDvFY6:lhSgkGnt+WJJmxt4FGlgyDvP

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-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1788	AcroRd32.exe
1788	AcroRd32.exe
1788	AcroRd32.exe
1788	AcroRd32.exe
1788	AcroRd32.exe
1788	AcroRd32.exe
1788	AcroRd32.exe
1788	AcroRd32.exe
1788	AcroRd32.exe
1788	AcroRd32.exe
1788	AcroRd32.exe
1788	AcroRd32.exe
1788	AcroRd32.exe
1788	AcroRd32.exe
1788	AcroRd32.exe
1788	AcroRd32.exe
1788	AcroRd32.exe
1788	AcroRd32.exe
1788	AcroRd32.exe
1788	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1788	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1788	AcroRd32.exe
1788	AcroRd32.exe
1788	AcroRd32.exe
1788	AcroRd32.exe
1788	AcroRd32.exe
1788	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1788 wrote to memory of 560	1788	AcroRd32.exe	91
PID 1788 wrote to memory of 560	1788	AcroRd32.exe	91
PID 1788 wrote to memory of 560	1788	AcroRd32.exe	91
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 2344	560	RdrCEF.exe	92
PID 560 wrote to memory of 1616	560	RdrCEF.exe	93
PID 560 wrote to memory of 1616	560	RdrCEF.exe	93
PID 560 wrote to memory of 1616	560	RdrCEF.exe	93
PID 560 wrote to memory of 1616	560	RdrCEF.exe	93
PID 560 wrote to memory of 1616	560	RdrCEF.exe	93
PID 560 wrote to memory of 1616	560	RdrCEF.exe	93
PID 560 wrote to memory of 1616	560	RdrCEF.exe	93
PID 560 wrote to memory of 1616	560	RdrCEF.exe	93
PID 560 wrote to memory of 1616	560	RdrCEF.exe	93
PID 560 wrote to memory of 1616	560	RdrCEF.exe	93
PID 560 wrote to memory of 1616	560	RdrCEF.exe	93
PID 560 wrote to memory of 1616	560	RdrCEF.exe	93
PID 560 wrote to memory of 1616	560	RdrCEF.exe	93
PID 560 wrote to memory of 1616	560	RdrCEF.exe	93
PID 560 wrote to memory of 1616	560	RdrCEF.exe	93
PID 560 wrote to memory of 1616	560	RdrCEF.exe	93
PID 560 wrote to memory of 1616	560	RdrCEF.exe	93
PID 560 wrote to memory of 1616	560	RdrCEF.exe	93

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.f81d29a7bb4aac743bddab4b69d7ec30.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:1788
- 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:560
- - 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=F61E09D93D8AC0E430A9189D7DA923BE --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=F61E09D93D8AC0E430A9189D7DA923BE --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2344
- - 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=E68E9670E9F1AAACA6148E656EF6AEEA --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1616
- - 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=CED11EC30C1CF03AC1AF880584F4D2EE --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1288
- - 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=D3BF89D8F572203784DDE1BED3561A8C --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=D3BF89D8F572203784DDE1BED3561A8C --renderer-client-id=5 --mojo-platform-channel-handle=2028 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1008
- - 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=D4519A136084A70D6A3BB55BD829788A --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1564
- - 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=359F9ACA7848CE5AFF94162D673FE670 --mojo-platform-channel-handle=2796 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3716

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4952

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
bc654bd03f82c154f08e54affc22adb1

SHA1
a301eea4bb0f5c385f6826803f05e539c68ae022

SHA256
0e6a5b16116976380908c7d9dfa968df00746fdfcbfc6a1696565fa60e250bae

SHA512
04e65bde286183a0e05d8efd19b4544a19dde074636c44660e636f47407a485ad03f29b046825456be4a9f2e5083d27fddc717c4e7aa61e754742522fe9c652c

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
memory/1788-127-0x0000000008D20000-0x0000000008D41000-memory.dmp

Filesize
132KB

Download