d7f6465bda421db295002f4db40ae8f9427795e7add4e5fc8c4015cb39de7d4c

Analysis

max time kernel
168s
max time network
180s
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, 10:41

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

16383dc83106ce9d7590cfaccc7b3ac3.pdf
Size

89KB
MD5

16383dc83106ce9d7590cfaccc7b3ac3
SHA1

846711a5c132cd7628b1e1356eee77321bcca435
SHA256

d7f6465bda421db295002f4db40ae8f9427795e7add4e5fc8c4015cb39de7d4c
SHA512

cc0f7dc05ce8977fb4fa80f102a5426be822cf51fc83829abc418b21ab87801559f0c1d6994c8da559edb49e2733b15b014312cf8bb09b57ebf108d60602eb5b
SSDEEP

1536:FG8qlXXaz7/Ql42TvuorI/BhDkqUP5jcFqjN0gWHpOv/gkuVv6WBq82cBePFL9Cd:QE7/sT0hDkqUPmFqppv/YVvmcBMK

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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3068	AcroRd32.exe
3068	AcroRd32.exe
3068	AcroRd32.exe
3068	AcroRd32.exe
3068	AcroRd32.exe
3068	AcroRd32.exe
3068	AcroRd32.exe
3068	AcroRd32.exe
3068	AcroRd32.exe
3068	AcroRd32.exe
3068	AcroRd32.exe
3068	AcroRd32.exe
3068	AcroRd32.exe
3068	AcroRd32.exe
3068	AcroRd32.exe
3068	AcroRd32.exe
3068	AcroRd32.exe
3068	AcroRd32.exe
3068	AcroRd32.exe
3068	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3068	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3068	AcroRd32.exe
3068	AcroRd32.exe
3068	AcroRd32.exe
3068	AcroRd32.exe
3068	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 5068	3068	AcroRd32.exe	93
PID 3068 wrote to memory of 5068	3068	AcroRd32.exe	93
PID 3068 wrote to memory of 5068	3068	AcroRd32.exe	93
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 2400	5068	RdrCEF.exe	96
PID 5068 wrote to memory of 4376	5068	RdrCEF.exe	97
PID 5068 wrote to memory of 4376	5068	RdrCEF.exe	97
PID 5068 wrote to memory of 4376	5068	RdrCEF.exe	97
PID 5068 wrote to memory of 4376	5068	RdrCEF.exe	97
PID 5068 wrote to memory of 4376	5068	RdrCEF.exe	97
PID 5068 wrote to memory of 4376	5068	RdrCEF.exe	97
PID 5068 wrote to memory of 4376	5068	RdrCEF.exe	97
PID 5068 wrote to memory of 4376	5068	RdrCEF.exe	97
PID 5068 wrote to memory of 4376	5068	RdrCEF.exe	97
PID 5068 wrote to memory of 4376	5068	RdrCEF.exe	97
PID 5068 wrote to memory of 4376	5068	RdrCEF.exe	97
PID 5068 wrote to memory of 4376	5068	RdrCEF.exe	97
PID 5068 wrote to memory of 4376	5068	RdrCEF.exe	97
PID 5068 wrote to memory of 4376	5068	RdrCEF.exe	97
PID 5068 wrote to memory of 4376	5068	RdrCEF.exe	97
PID 5068 wrote to memory of 4376	5068	RdrCEF.exe	97
PID 5068 wrote to memory of 4376	5068	RdrCEF.exe	97
PID 5068 wrote to memory of 4376	5068	RdrCEF.exe	97
PID 5068 wrote to memory of 4376	5068	RdrCEF.exe	97
PID 5068 wrote to memory of 4376	5068	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\16383dc83106ce9d7590cfaccc7b3ac3.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:3068
- 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:5068
- - 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=77F3FD24108365ACAEF34DE367354550 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2400
- - 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=AC7D0FA258BF95B5A41A4AFABAAF1551 --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=AC7D0FA258BF95B5A41A4AFABAAF1551 --renderer-client-id=2 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4376
- - 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=01CD742FF0FA043D87C31FF367D210E3 --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=01CD742FF0FA043D87C31FF367D210E3 --renderer-client-id=4 --mojo-platform-channel-handle=2280 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4532
- - 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=BA6E91D55AE1F4BF1D78BED574649E23 --mojo-platform-channel-handle=1876 --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=EB1E975DC08237FC93BB38DBF90235A7 --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1428
- - 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=2A6DD4CAC3B75594B3962A3FD1FF08DC --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2252

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
ace11fd428636a8c4d4318cac531d79d

SHA1
661cf88a123a651c221a33b2a81dd73c5782cd03

SHA256
765acf0e89490cc42d78686f86b7bd3568a57557574c87544b80d386821859be

SHA512
93ddfc27fc8126d244c013a0a127e3b635850a9920919a2aff216dd09ea3c2389658d4bd37d1550ab213ff507817890263b9f41d3262b5f81d62dff1eb31ddfa

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/3068-28-0x000000000BF40000-0x000000000BF61000-memory.dmp

Filesize
132KB

Download