51b1a24179ac39003ca5b82f283b29ed079274290ce4848f02f8c5f53522614d

Analysis

max time kernel
141s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
24/03/2023, 20:00

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Scanned from a Xerox Multifunction Printer.pdf
Size

1.4MB
MD5

1060f67dbb9f0d6a9981c40025f266cb
SHA1

79569033ba61ec3eebe6e896aaef735c0c8ec1d8
SHA256

51b1a24179ac39003ca5b82f283b29ed079274290ce4848f02f8c5f53522614d
SHA512

870e945a81f993ba85ee734876d222ea1aaa55d3fe4a12b041746aab24a21d93661cd1d81108046bd2c05ad7084681cba9f976906ea4ddba1c8b139aa32b7aea
SSDEEP

24576:gzLqvMNAOArn0TqW31CiFsktjQ2wdmnz7v0WkPxQh97WcGSCNL:iLqvOAwN31Crktj3vkPyHycAR

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-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4460	AcroRd32.exe
4460	AcroRd32.exe
4460	AcroRd32.exe
4460	AcroRd32.exe
4460	AcroRd32.exe
4460	AcroRd32.exe
4460	AcroRd32.exe
4460	AcroRd32.exe
4460	AcroRd32.exe
4460	AcroRd32.exe
4460	AcroRd32.exe
4460	AcroRd32.exe
4460	AcroRd32.exe
4460	AcroRd32.exe
4460	AcroRd32.exe
4460	AcroRd32.exe
4460	AcroRd32.exe
4460	AcroRd32.exe
4460	AcroRd32.exe
4460	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4460	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4460	AcroRd32.exe
4460	AcroRd32.exe
4460	AcroRd32.exe
4460	AcroRd32.exe
4460	AcroRd32.exe
4460	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4460 wrote to memory of 3432	4460	AcroRd32.exe	80
PID 4460 wrote to memory of 3432	4460	AcroRd32.exe	80
PID 4460 wrote to memory of 3432	4460	AcroRd32.exe	80
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 4252	3432	RdrCEF.exe	83
PID 3432 wrote to memory of 3520	3432	RdrCEF.exe	84
PID 3432 wrote to memory of 3520	3432	RdrCEF.exe	84
PID 3432 wrote to memory of 3520	3432	RdrCEF.exe	84
PID 3432 wrote to memory of 3520	3432	RdrCEF.exe	84
PID 3432 wrote to memory of 3520	3432	RdrCEF.exe	84
PID 3432 wrote to memory of 3520	3432	RdrCEF.exe	84
PID 3432 wrote to memory of 3520	3432	RdrCEF.exe	84
PID 3432 wrote to memory of 3520	3432	RdrCEF.exe	84
PID 3432 wrote to memory of 3520	3432	RdrCEF.exe	84
PID 3432 wrote to memory of 3520	3432	RdrCEF.exe	84
PID 3432 wrote to memory of 3520	3432	RdrCEF.exe	84
PID 3432 wrote to memory of 3520	3432	RdrCEF.exe	84
PID 3432 wrote to memory of 3520	3432	RdrCEF.exe	84
PID 3432 wrote to memory of 3520	3432	RdrCEF.exe	84
PID 3432 wrote to memory of 3520	3432	RdrCEF.exe	84
PID 3432 wrote to memory of 3520	3432	RdrCEF.exe	84
PID 3432 wrote to memory of 3520	3432	RdrCEF.exe	84
PID 3432 wrote to memory of 3520	3432	RdrCEF.exe	84
PID 3432 wrote to memory of 3520	3432	RdrCEF.exe	84
PID 3432 wrote to memory of 3520	3432	RdrCEF.exe	84

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\Scanned from a Xerox Multifunction Printer.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:4460
- 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:3432
- - 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=531454042BE21C2D6B21444B7D4F05D3 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4252
- - 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=15E48EE0F23126F4EFF83DD8F85660F3 --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=2 --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=15E48EE0F23126F4EFF83DD8F85660F3 --renderer-client-id=2 --mojo-platform-channel-handle=1624 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3520
- - 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=35495004B41E0D7B4763077AE56BA7C8 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=AAAF72916151805608139BAD80D34D26 --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=2 --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=AAAF72916151805608139BAD80D34D26 --renderer-client-id=5 --mojo-platform-channel-handle=2344 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1528
- - 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=6F3701B5B38C82A9B4356CD3CC481608 --mojo-platform-channel-handle=2448 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4448
- - 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=B8FB607D6F03D9C5D6C1E590A3A53646 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1324

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2144

Network

MITRE ATT&CK Enterprise v6

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

Filesize
64KB

MD5
67f3ca26562bd633575641c763e8d3d3

SHA1
54f406b62fcad00f822ffbf0002ffa9c531c853c

SHA256
a913d906cb2ed0d8aef22e7a470e4c119138de59691a4723723de32ccbc69bb6

SHA512
aeaef71060271eb0cb85218422912a5a0c56d91a1db5100d1943d2eac165543135be5a39d8417708bf713a851c5e0f8b711fefde8331283e4c996791749973b5

Download Submit