157068a6b0383d316e1a386148f92e7c1849db4c5fe36531d7be51999c145086

Analysis

max time kernel
144s
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, 12:04

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General

Target

17f44baa28273258f701e8b9c4fc520f.pdf
Size

84KB
MD5

17f44baa28273258f701e8b9c4fc520f
SHA1

392cd93ca9291aad42975390daf474627df97a76
SHA256

157068a6b0383d316e1a386148f92e7c1849db4c5fe36531d7be51999c145086
SHA512

7ca0a8c4bd37b186c937f56fc898163d26ccaacbccfc2a53effebda6ada076340347f5f4e2adf83da220337f0c87a034191ab186e03f781140f91b9f642f216b
SSDEEP

1536:QMhgqn2MK++BZ7ca4bBdGg6w3w4VUBO7STtmyynQD0OC8lqoxcHWkpOCq4rNb+WQ:xhR2MK++ADbGYA4VUBO7wmyynQD0ORZ1

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
4704	AcroRd32.exe
4704	AcroRd32.exe
4704	AcroRd32.exe
4704	AcroRd32.exe
4704	AcroRd32.exe
4704	AcroRd32.exe
4704	AcroRd32.exe
4704	AcroRd32.exe
4704	AcroRd32.exe
4704	AcroRd32.exe
4704	AcroRd32.exe
4704	AcroRd32.exe
4704	AcroRd32.exe
4704	AcroRd32.exe
4704	AcroRd32.exe
4704	AcroRd32.exe
4704	AcroRd32.exe
4704	AcroRd32.exe
4704	AcroRd32.exe
4704	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4704	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4704	AcroRd32.exe
4704	AcroRd32.exe
4704	AcroRd32.exe
4704	AcroRd32.exe
4704	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4704 wrote to memory of 960	4704	AcroRd32.exe	93
PID 4704 wrote to memory of 960	4704	AcroRd32.exe	93
PID 4704 wrote to memory of 960	4704	AcroRd32.exe	93
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 2444	960	RdrCEF.exe	95
PID 960 wrote to memory of 1164	960	RdrCEF.exe	94
PID 960 wrote to memory of 1164	960	RdrCEF.exe	94
PID 960 wrote to memory of 1164	960	RdrCEF.exe	94
PID 960 wrote to memory of 1164	960	RdrCEF.exe	94
PID 960 wrote to memory of 1164	960	RdrCEF.exe	94
PID 960 wrote to memory of 1164	960	RdrCEF.exe	94
PID 960 wrote to memory of 1164	960	RdrCEF.exe	94
PID 960 wrote to memory of 1164	960	RdrCEF.exe	94
PID 960 wrote to memory of 1164	960	RdrCEF.exe	94
PID 960 wrote to memory of 1164	960	RdrCEF.exe	94
PID 960 wrote to memory of 1164	960	RdrCEF.exe	94
PID 960 wrote to memory of 1164	960	RdrCEF.exe	94
PID 960 wrote to memory of 1164	960	RdrCEF.exe	94
PID 960 wrote to memory of 1164	960	RdrCEF.exe	94
PID 960 wrote to memory of 1164	960	RdrCEF.exe	94
PID 960 wrote to memory of 1164	960	RdrCEF.exe	94
PID 960 wrote to memory of 1164	960	RdrCEF.exe	94
PID 960 wrote to memory of 1164	960	RdrCEF.exe	94
PID 960 wrote to memory of 1164	960	RdrCEF.exe	94
PID 960 wrote to memory of 1164	960	RdrCEF.exe	94

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\17f44baa28273258f701e8b9c4fc520f.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:4704
- 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:960
- - 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=BFD1E4BB38A99B8C6AB83BF934D7547C --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=BFD1E4BB38A99B8C6AB83BF934D7547C --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1164
- - 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=78939C95E66FBFCA8990AC7175766F0E --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2444
- - 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=0C23D2532C7232537D9BC59CB520B569 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3128
- - 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=32ED650CB590CE1F37FCCE1623F61919 --mojo-platform-channel-handle=1932 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1940
- - 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=4A1677055ED992127D4BB4B6FAA34FFA --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=4A1677055ED992127D4BB4B6FAA34FFA --renderer-client-id=7 --mojo-platform-channel-handle=2000 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3264
- - 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=5C3FBE663AC25DDCA57317F651D2CA4C --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2232

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:32

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
a58476d57922f8a97d75e43c4ddbdff8

SHA1
b8fac2a3e296c32be0aa642bfe5eafa3af1f28d8

SHA256
da0ba43b73ab5c493902c5a86ba7f1507930fc26d6e5412d567755a47a468d97

SHA512
86011d6742a3c815294d067c22b6c6b6480c5717f0fd218cf9d09f77dcef0c683a4dc00ad35c6cdc40f5646835e8af23ccbba2fd20698bdd082063c8f4aa1886

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

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/4704-26-0x000000000C370000-0x000000000C3C0000-memory.dmp

Filesize
320KB

Download