abe9ab68698826520135e3919ba0025aa4d833435ecd506b96970e0fe58a96ca

Analysis

max time kernel
70s
max time network
76s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
21/03/2023, 04:46

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General

Target

Alfred_Tarski_Introduccio_n_a_la_lo_gica (1) (1) (1) (1) (1).pdf
Size

29.0MB
MD5

21f40275488296e7afc4126bc794afbd
SHA1

00af272f0ebe47c57857b127cb99baa63f854f05
SHA256

abe9ab68698826520135e3919ba0025aa4d833435ecd506b96970e0fe58a96ca
SHA512

13eacf798c1e49baaf96292252f7545bbdfc4d8457501eaf9bc286ee99e3b02ae785f78ffcd87a86dab937e77d980f892b0d89c9e38b8dd8e1f0586ea19401cb
SSDEEP

786432:P+q9QyWXbd4iGjaaq+30lMiHaXh2wum/l1:P+qqyWmiGjakG6R2wl

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
628	AcroRd32.exe
628	AcroRd32.exe
628	AcroRd32.exe
628	AcroRd32.exe
628	AcroRd32.exe
628	AcroRd32.exe
628	AcroRd32.exe
628	AcroRd32.exe
628	AcroRd32.exe
628	AcroRd32.exe
628	AcroRd32.exe
628	AcroRd32.exe
628	AcroRd32.exe
628	AcroRd32.exe
628	AcroRd32.exe
628	AcroRd32.exe
628	AcroRd32.exe
628	AcroRd32.exe
628	AcroRd32.exe
628	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
628	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
628	AcroRd32.exe
628	AcroRd32.exe
628	AcroRd32.exe
628	AcroRd32.exe
628	AcroRd32.exe
628	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 628 wrote to memory of 220	628	AcroRd32.exe	86
PID 628 wrote to memory of 220	628	AcroRd32.exe	86
PID 628 wrote to memory of 220	628	AcroRd32.exe	86
PID 628 wrote to memory of 1092	628	AcroRd32.exe	90
PID 628 wrote to memory of 1092	628	AcroRd32.exe	90
PID 628 wrote to memory of 1092	628	AcroRd32.exe	90
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4576	220	RdrCEF.exe	91
PID 220 wrote to memory of 4532	220	RdrCEF.exe	92
PID 220 wrote to memory of 4532	220	RdrCEF.exe	92
PID 220 wrote to memory of 4532	220	RdrCEF.exe	92
PID 220 wrote to memory of 4532	220	RdrCEF.exe	92
PID 220 wrote to memory of 4532	220	RdrCEF.exe	92
PID 220 wrote to memory of 4532	220	RdrCEF.exe	92
PID 220 wrote to memory of 4532	220	RdrCEF.exe	92
PID 220 wrote to memory of 4532	220	RdrCEF.exe	92
PID 220 wrote to memory of 4532	220	RdrCEF.exe	92
PID 220 wrote to memory of 4532	220	RdrCEF.exe	92
PID 220 wrote to memory of 4532	220	RdrCEF.exe	92
PID 220 wrote to memory of 4532	220	RdrCEF.exe	92
PID 220 wrote to memory of 4532	220	RdrCEF.exe	92
PID 220 wrote to memory of 4532	220	RdrCEF.exe	92
PID 220 wrote to memory of 4532	220	RdrCEF.exe	92
PID 220 wrote to memory of 4532	220	RdrCEF.exe	92
PID 220 wrote to memory of 4532	220	RdrCEF.exe	92

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\Alfred_Tarski_Introduccio_n_a_la_lo_gica (1) (1) (1) (1) (1).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:628
- 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:220
- - 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=2AA5B964E3475369E170ACE75B1E14D7 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4576
- - 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=D1D596FC694DFC514F40AFF959BD4035 --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=D1D596FC694DFC514F40AFF959BD4035 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=4029D989534A421E1E4968DF37AB20A3 --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=4029D989534A421E1E4968DF37AB20A3 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1084
- - 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=72222C42B2CBF4D25497647DCDBB9974 --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2440
- - 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=4FAB944F0B0C4D4611557164ED075345 --mojo-platform-channel-handle=1872 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4900
- - 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=4D70D3A265961B88FEC5CD5F2F8F89DE --mojo-platform-channel-handle=2620 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3036
- 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⤵
  PID:1092

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4400

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
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

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

Filesize
64KB

MD5
eb9cd5154a6f15a207c555bd25025f5e

SHA1
8b624771e90fb656c17830d6fe414b040299483f

SHA256
53cbf7cbef7c44044219b95f27b36091fd614c9af4ae11a1692a463fb4eb6ac4

SHA512
944ff863a934ece18094375a17c76f0958eea226096a3df01276baddd3d581c3bc8b5fbe47e9a71c95050025275e267b526ec54657810cba7a8c8c3c2556a0f2

Download Submit
memory/628-263-0x000000000EDB0000-0x000000000EEFD000-memory.dmp

Filesize
1.3MB

Download
memory/628-293-0x000000000BB80000-0x000000000BBAA000-memory.dmp

Filesize
168KB

Download