ffd1b28e6d705474935c07628a169faee5e88b666c46478ef18bddbfde91741e

Analysis

max time kernel
178s
max time network
185s
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 06:29

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General

Target

1117f84a65522951f12016c1bdcbf41e.pdf
Size

90KB
MD5

1117f84a65522951f12016c1bdcbf41e
SHA1

ef317eb7537cb1bf0be0e465612e109e5481b776
SHA256

ffd1b28e6d705474935c07628a169faee5e88b666c46478ef18bddbfde91741e
SHA512

e35614c0ea2104cfbb49d873dc4482648d9619ecb976b84b6e6b70d24d79b318ee5ca63f7674f6c8550824da3291d5e92b7e66b4eb9922a77af9e764a0e2807c
SSDEEP

1536:ugInslUGncIkpHds4vBfhHsI7j7kPWHpOvXrtRluSWbD8sLfx4WpCqYj5asO:DAsl1ncIkp9s+BfhHsI7XkNvXrjlu9DJ

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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2856	AcroRd32.exe
2856	AcroRd32.exe
2856	AcroRd32.exe
2856	AcroRd32.exe
2856	AcroRd32.exe
2856	AcroRd32.exe
2856	AcroRd32.exe
2856	AcroRd32.exe
2856	AcroRd32.exe
2856	AcroRd32.exe
2856	AcroRd32.exe
2856	AcroRd32.exe
2856	AcroRd32.exe
2856	AcroRd32.exe
2856	AcroRd32.exe
2856	AcroRd32.exe
2856	AcroRd32.exe
2856	AcroRd32.exe
2856	AcroRd32.exe
2856	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2856	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2856	AcroRd32.exe
2856	AcroRd32.exe
2856	AcroRd32.exe
2856	AcroRd32.exe
2856	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 3672	2856	AcroRd32.exe	94
PID 2856 wrote to memory of 3672	2856	AcroRd32.exe	94
PID 2856 wrote to memory of 3672	2856	AcroRd32.exe	94
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3024	3672	RdrCEF.exe	96
PID 3672 wrote to memory of 3532	3672	RdrCEF.exe	97
PID 3672 wrote to memory of 3532	3672	RdrCEF.exe	97
PID 3672 wrote to memory of 3532	3672	RdrCEF.exe	97
PID 3672 wrote to memory of 3532	3672	RdrCEF.exe	97
PID 3672 wrote to memory of 3532	3672	RdrCEF.exe	97
PID 3672 wrote to memory of 3532	3672	RdrCEF.exe	97
PID 3672 wrote to memory of 3532	3672	RdrCEF.exe	97
PID 3672 wrote to memory of 3532	3672	RdrCEF.exe	97
PID 3672 wrote to memory of 3532	3672	RdrCEF.exe	97
PID 3672 wrote to memory of 3532	3672	RdrCEF.exe	97
PID 3672 wrote to memory of 3532	3672	RdrCEF.exe	97
PID 3672 wrote to memory of 3532	3672	RdrCEF.exe	97
PID 3672 wrote to memory of 3532	3672	RdrCEF.exe	97
PID 3672 wrote to memory of 3532	3672	RdrCEF.exe	97
PID 3672 wrote to memory of 3532	3672	RdrCEF.exe	97
PID 3672 wrote to memory of 3532	3672	RdrCEF.exe	97
PID 3672 wrote to memory of 3532	3672	RdrCEF.exe	97
PID 3672 wrote to memory of 3532	3672	RdrCEF.exe	97
PID 3672 wrote to memory of 3532	3672	RdrCEF.exe	97
PID 3672 wrote to memory of 3532	3672	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\1117f84a65522951f12016c1bdcbf41e.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:2856
- 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:3672
- - 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=945481F71967F34C33FF84831FA0B3B1 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3024
- - 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=DD5941DBCEB80F0EDE79A487757BCD92 --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=DD5941DBCEB80F0EDE79A487757BCD92 --renderer-client-id=2 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3532
- - 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=82484C5B571036102FCD7144FCC20E81 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3836
- - 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=03262790DA365DBCE3A6F84976D26339 --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=03262790DA365DBCE3A6F84976D26339 --renderer-client-id=5 --mojo-platform-channel-handle=2028 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2496
- - 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=5107B4C2E34B769BC53CE03ED00A9063 --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:736
- - 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=D3863BD8267AC67F758FB0D35EC8C8AC --mojo-platform-channel-handle=2388 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:948

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
11147e5f052d24099375d3e6fbafce12

SHA1
6ba509ab5f2e5a89d379cc7039cca9b9069b19dd

SHA256
ffd37da8b73374f27322fca18baafa2f17f6bf673553a92725b0020a58783035

SHA512
2c6181b719ed9d6abfd078425ca82cf61ee89922f82ea1da52dec90ca3155cdc6998d827eef2d0d43f5e1d6769368e0cb739252e30c2f259c97a5e2b8cce70f5

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