fcc22c924d555e832cf0377c7ecab89bcdf9f4449f3fa1993d390b51189be55e

Analysis

max time kernel
590s
max time network
446s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
22-01-2024 20:24

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General

Target

Informacion de Usuario.pdf
Size

1.3MB
MD5

f2c2f573ff185200975045380737d8cb
SHA1

1853629f459d5b19cbd708e3a5cd1518fee8d42e
SHA256

fcc22c924d555e832cf0377c7ecab89bcdf9f4449f3fa1993d390b51189be55e
SHA512

a02896d5bf25f060d4c9283f15b448b0805753b41e4623485b63068ca3532c4d93e5cf0b92cf16ef49f53b3fa02eb89798879c25b68515c02aba9ae434e10bcd
SSDEEP

24:WbKZ75AWwTw+Bwky3lD6E5wkMMJIWgIXG2CSYapAakwOerXQr/3SlJiNno2fuxk2:t5XwTwowkyV1wkMYXG2lNkmXQbOiN0J

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1544	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe
1544	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1544 wrote to memory of 2528	1544	AcroRd32.exe	88
PID 1544 wrote to memory of 2528	1544	AcroRd32.exe	88
PID 1544 wrote to memory of 2528	1544	AcroRd32.exe	88
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 4668	2528	RdrCEF.exe	91
PID 2528 wrote to memory of 1180	2528	RdrCEF.exe	92
PID 2528 wrote to memory of 1180	2528	RdrCEF.exe	92
PID 2528 wrote to memory of 1180	2528	RdrCEF.exe	92
PID 2528 wrote to memory of 1180	2528	RdrCEF.exe	92
PID 2528 wrote to memory of 1180	2528	RdrCEF.exe	92
PID 2528 wrote to memory of 1180	2528	RdrCEF.exe	92
PID 2528 wrote to memory of 1180	2528	RdrCEF.exe	92
PID 2528 wrote to memory of 1180	2528	RdrCEF.exe	92
PID 2528 wrote to memory of 1180	2528	RdrCEF.exe	92
PID 2528 wrote to memory of 1180	2528	RdrCEF.exe	92
PID 2528 wrote to memory of 1180	2528	RdrCEF.exe	92
PID 2528 wrote to memory of 1180	2528	RdrCEF.exe	92
PID 2528 wrote to memory of 1180	2528	RdrCEF.exe	92
PID 2528 wrote to memory of 1180	2528	RdrCEF.exe	92
PID 2528 wrote to memory of 1180	2528	RdrCEF.exe	92
PID 2528 wrote to memory of 1180	2528	RdrCEF.exe	92
PID 2528 wrote to memory of 1180	2528	RdrCEF.exe	92
PID 2528 wrote to memory of 1180	2528	RdrCEF.exe	92
PID 2528 wrote to memory of 1180	2528	RdrCEF.exe	92
PID 2528 wrote to memory of 1180	2528	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\Informacion de Usuario.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:1544
- 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:2528
- - 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=FA39DD8A30E77D6B12DDE271ED56F43C --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4668
- - 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=FE94A5E0C7586845899E8999428E6777 --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=FE94A5E0C7586845899E8999428E6777 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1180
- - 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=DE0F4683AC6F66B15A6846715E2CEABC --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3696
- - 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=906BFC16136F2C18BB6C449179DC3BD3 --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4224
- - 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=2176553D79E79D3A1205171752BCD007 --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=2176553D79E79D3A1205171752BCD007 --renderer-client-id=6 --mojo-platform-channel-handle=2448 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2356
- - 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=99D05D8ECB640C887000005988426C0C --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2040

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1516

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
cc3246cb0bc43cb4d37fb3e730f181d9

SHA1
863da9aad77e40015584938e186b13df1bb1fc55

SHA256
1be5a84e6b5edda24c130ab341b252e57d66a2ef14d6d8d3060294b5955db5d3

SHA512
eeb47745a9869626fa062fd316fdb3e64708912433a39dac69960ece62f5e69f9e123f7e50e4c1b0ffd406000a93902450522796e7c8abbd422202519dccb656

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
memory/1544-28-0x0000000008870000-0x0000000008891000-memory.dmp

Filesize
132KB

Download