10e859396daae8cdbd7cf1c364a1ccbc15ab6b9e73f434e8e21e06981037e140

Analysis

max time kernel
142s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 12:29

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General

Target

188f485116b61506816a4763ac184091.pdf
Size

72KB
MD5

188f485116b61506816a4763ac184091
SHA1

9a080dfca73e84aa660818d301b8c34838e4a6e8
SHA256

10e859396daae8cdbd7cf1c364a1ccbc15ab6b9e73f434e8e21e06981037e140
SHA512

f22b374674e4fed951e2756c99eea5178fb47b0697efcfe555f81edfe3e8b7fa4f67862f6ecbdac63aa2bd343e5ed36d3afce4db43172ec598accd5f559e516d
SSDEEP

1536:vx66osiSeUIENBSEkDQfvg8G3u4jGtXUIDxgrlquKGTbfz5ZbZWJe:J6NTSeO8ElJGtjGtXHWMiPf7bKe

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1304	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe
1304	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1304 wrote to memory of 4616	1304	AcroRd32.exe	95
PID 1304 wrote to memory of 4616	1304	AcroRd32.exe	95
PID 1304 wrote to memory of 4616	1304	AcroRd32.exe	95
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 4748	4616	RdrCEF.exe	96
PID 4616 wrote to memory of 3384	4616	RdrCEF.exe	97
PID 4616 wrote to memory of 3384	4616	RdrCEF.exe	97
PID 4616 wrote to memory of 3384	4616	RdrCEF.exe	97
PID 4616 wrote to memory of 3384	4616	RdrCEF.exe	97
PID 4616 wrote to memory of 3384	4616	RdrCEF.exe	97
PID 4616 wrote to memory of 3384	4616	RdrCEF.exe	97
PID 4616 wrote to memory of 3384	4616	RdrCEF.exe	97
PID 4616 wrote to memory of 3384	4616	RdrCEF.exe	97
PID 4616 wrote to memory of 3384	4616	RdrCEF.exe	97
PID 4616 wrote to memory of 3384	4616	RdrCEF.exe	97
PID 4616 wrote to memory of 3384	4616	RdrCEF.exe	97
PID 4616 wrote to memory of 3384	4616	RdrCEF.exe	97
PID 4616 wrote to memory of 3384	4616	RdrCEF.exe	97
PID 4616 wrote to memory of 3384	4616	RdrCEF.exe	97
PID 4616 wrote to memory of 3384	4616	RdrCEF.exe	97
PID 4616 wrote to memory of 3384	4616	RdrCEF.exe	97
PID 4616 wrote to memory of 3384	4616	RdrCEF.exe	97
PID 4616 wrote to memory of 3384	4616	RdrCEF.exe	97
PID 4616 wrote to memory of 3384	4616	RdrCEF.exe	97
PID 4616 wrote to memory of 3384	4616	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\188f485116b61506816a4763ac184091.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:1304
- 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:4616
- - 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=9057F956D0A2C455E4E1423C8704BD18 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4748
- - 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=6CA22621FA626289BEEE47F7EEC8596E --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=6CA22621FA626289BEEE47F7EEC8596E --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3384
- - 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=0E19A7D4A9A9CECE131393677F18EA4A --mojo-platform-channel-handle=2148 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4624
- - 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=651656F8F047C494CDEA7B7FA94DBFFA --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4480
- - 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=020E1F04D39841A2E7FD0CC3CFB70F52 --mojo-platform-channel-handle=2240 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2424
- - 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=B67794CD1C8E590E27E1AAEC1FC25326 --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=B67794CD1C8E590E27E1AAEC1FC25326 --renderer-client-id=7 --mojo-platform-channel-handle=2148 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4284

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2556

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
5d4d04598e306b1d6dd33499a40ea5a5

SHA1
9bfc2aadd5a48af2aebb298bd6ba78868cdad0e2

SHA256
e6c2586affb03f78d491a52ceb0cc037fdd36a9f97f8d265365e0b05280cfb90

SHA512
8120dc34e621a1c38ef40ebf4be15d15287ae5a512e310aa204645d60894d9c4356a7f266d0187e0df2aaa2db88dd10564d8f850b3d9a73598be77f214a08c78

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