11a003a272cad809f210df3b12f7072ec3c5d853207ed28a0a0b215bd8ad7fc8

Analysis

max time kernel
147s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
20/06/2024, 09:57

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General

Target

Instrucciones español.pdf
Size

282KB
MD5

f28f9299a16556addaab436cfe444466
SHA1

f4249d38c3dcbefc8de53a04be893995433e5e5a
SHA256

11a003a272cad809f210df3b12f7072ec3c5d853207ed28a0a0b215bd8ad7fc8
SHA512

47b8ff84f5ec4591664ed4a02dc42f5859f443094a2b5ed0ec2d7a601aa2b28cea2cae54ac426372aa85492ff7457659f484ea35a504093ed52b1da86d581e45
SSDEEP

6144:DzZWzQ9jI3JBQNYTbBug+kMcKYakJNODuu7i0gCVE1+:5MQhCQNg+xPYhN8uK/gC61+

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-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4016	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4016	AcroRd32.exe
4016	AcroRd32.exe
4016	AcroRd32.exe
4016	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4016 wrote to memory of 2260	4016	AcroRd32.exe	85
PID 4016 wrote to memory of 2260	4016	AcroRd32.exe	85
PID 4016 wrote to memory of 2260	4016	AcroRd32.exe	85
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 1468	2260	RdrCEF.exe	86
PID 2260 wrote to memory of 2868	2260	RdrCEF.exe	87
PID 2260 wrote to memory of 2868	2260	RdrCEF.exe	87
PID 2260 wrote to memory of 2868	2260	RdrCEF.exe	87
PID 2260 wrote to memory of 2868	2260	RdrCEF.exe	87
PID 2260 wrote to memory of 2868	2260	RdrCEF.exe	87
PID 2260 wrote to memory of 2868	2260	RdrCEF.exe	87
PID 2260 wrote to memory of 2868	2260	RdrCEF.exe	87
PID 2260 wrote to memory of 2868	2260	RdrCEF.exe	87
PID 2260 wrote to memory of 2868	2260	RdrCEF.exe	87
PID 2260 wrote to memory of 2868	2260	RdrCEF.exe	87
PID 2260 wrote to memory of 2868	2260	RdrCEF.exe	87
PID 2260 wrote to memory of 2868	2260	RdrCEF.exe	87
PID 2260 wrote to memory of 2868	2260	RdrCEF.exe	87
PID 2260 wrote to memory of 2868	2260	RdrCEF.exe	87
PID 2260 wrote to memory of 2868	2260	RdrCEF.exe	87
PID 2260 wrote to memory of 2868	2260	RdrCEF.exe	87
PID 2260 wrote to memory of 2868	2260	RdrCEF.exe	87
PID 2260 wrote to memory of 2868	2260	RdrCEF.exe	87
PID 2260 wrote to memory of 2868	2260	RdrCEF.exe	87
PID 2260 wrote to memory of 2868	2260	RdrCEF.exe	87

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\Instrucciones español.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4016
- 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:2260
- - 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=0A4F3E82EE544F343EECC3699769B071 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1468
- - 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=723589006308963D0A31E419C1225788 --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=723589006308963D0A31E419C1225788 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2868
- - 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=C9D0F94FD8FB24084D77E3AD5C7A4211 --mojo-platform-channel-handle=1804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1812
- - 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=A86B773E0AB8BB93A9F256AA387E603B --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:664
- - 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=4EBB0C346F7D385B1338ADD85FFDFF9B --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=4EBB0C346F7D385B1338ADD85FFDFF9B --renderer-client-id=6 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1488
- - 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=EB989A4B16E0C0E8A42A0B04EE362078 --mojo-platform-channel-handle=2680 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3332

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1744

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
2ceeb8800468ad0ab0771b0ff530db67

SHA1
6dd934431db535fe2c8a1bccb3159d0bb1eff384

SHA256
5c34be2182cbc705151c4ea04eeee9d04cffc9727f5291a8c14e16d31cd655db

SHA512
80d1d6e1eea4df82acdda62413e1259200b15f76f2cd36165e3e83a664b84334296faf009d37469fe065b24412b6ac240758ea923f77a1caffeb5c806c804142

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