ff7d168749cae298a7ca15863f5629793878cbc1844feb62e3d76873689981a6

Analysis

max time kernel
141s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
31/10/2023, 08:52

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

NEAS.3663a7a3c65197ccbb4f409938773c90.pdf
Size

141KB
MD5

3663a7a3c65197ccbb4f409938773c90
SHA1

75ed6ecc744b1bcdf94da8a1cf349cf0e9f73067
SHA256

ff7d168749cae298a7ca15863f5629793878cbc1844feb62e3d76873689981a6
SHA512

dce883cbec8ec659ac42b5f49facb071590e5cb4350719d902c157a099f64ca54cc5bf6df9a00e7b7f053ed4c15b7af2f8a178e2f3757a8329eb2316f1163cab
SSDEEP

3072:v/6kVi56CLq0wahjnvBmH7mgWjZmf7Q+onCYRHiGopW:vrXHKjnvB+mSf7noCZW

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-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1756	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe
1756	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1756 wrote to memory of 1168	1756	AcroRd32.exe	95
PID 1756 wrote to memory of 1168	1756	AcroRd32.exe	95
PID 1756 wrote to memory of 1168	1756	AcroRd32.exe	95
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 2668	1168	RdrCEF.exe	96
PID 1168 wrote to memory of 4340	1168	RdrCEF.exe	97
PID 1168 wrote to memory of 4340	1168	RdrCEF.exe	97
PID 1168 wrote to memory of 4340	1168	RdrCEF.exe	97
PID 1168 wrote to memory of 4340	1168	RdrCEF.exe	97
PID 1168 wrote to memory of 4340	1168	RdrCEF.exe	97
PID 1168 wrote to memory of 4340	1168	RdrCEF.exe	97
PID 1168 wrote to memory of 4340	1168	RdrCEF.exe	97
PID 1168 wrote to memory of 4340	1168	RdrCEF.exe	97
PID 1168 wrote to memory of 4340	1168	RdrCEF.exe	97
PID 1168 wrote to memory of 4340	1168	RdrCEF.exe	97
PID 1168 wrote to memory of 4340	1168	RdrCEF.exe	97
PID 1168 wrote to memory of 4340	1168	RdrCEF.exe	97
PID 1168 wrote to memory of 4340	1168	RdrCEF.exe	97
PID 1168 wrote to memory of 4340	1168	RdrCEF.exe	97
PID 1168 wrote to memory of 4340	1168	RdrCEF.exe	97
PID 1168 wrote to memory of 4340	1168	RdrCEF.exe	97
PID 1168 wrote to memory of 4340	1168	RdrCEF.exe	97
PID 1168 wrote to memory of 4340	1168	RdrCEF.exe	97
PID 1168 wrote to memory of 4340	1168	RdrCEF.exe	97
PID 1168 wrote to memory of 4340	1168	RdrCEF.exe	97

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.3663a7a3c65197ccbb4f409938773c90.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:1756
- 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:1168
- - 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=2CD65F162AD9C019F0695811E3745052 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2668
- - 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=5BF7B73EF464B7B7AD4ADFB54264B35C --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=5BF7B73EF464B7B7AD4ADFB54264B35C --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4340
- - 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=B794ED8A9EC6C8AC06D0D54E0A9F1A06 --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=B794ED8A9EC6C8AC06D0D54E0A9F1A06 --renderer-client-id=4 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3260
- - 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=09B0ABFE2AB9C4738830B93975402BF2 --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2016
- - 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=BE6E64DC46E6AD69E8F555D33534D55F --mojo-platform-channel-handle=1972 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3692
- - 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=7113A82CA1A574877BC9C443E726A17C --mojo-platform-channel-handle=2604 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2624

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
4055a91fe90c254f44cbe09dee806ed7

SHA1
517c6708914277846ef48626664a2a5964afab27

SHA256
06322a71f7577de7c8ea37a3b052f68d0100ef7b5fc8871940ca4ca9860baf5a

SHA512
4c2ad784e1f53552f69af501d7c4d1e3cb3b64f5d8a76d8d0e370f6e6f44157d239a79b105174cc3b29f196ad74f3a1d3ae91f8d5d0ddedafc1ecca2e4c3f168

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