baefb88f67ebcd86a4ecfe46e3863547eb9df00b2f161d4c6ee56b0b853bc639

Analysis

max time kernel
75s
max time network
82s
platform
windows10-2004_x64
resource
win10v2004-20240226-es
resource tags

arch:x64arch:x86image:win10v2004-20240226-eslocale:es-esos:windows10-2004-x64systemwindows
submitted
28/02/2024, 15:19

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General

Target

7778ebdf8ee41d8c2553dedb8a56d492e24ecf32.pdf
Size

1.5MB
MD5

df069e38a709673a4255242f082f6bd7
SHA1

7778ebdf8ee41d8c2553dedb8a56d492e24ecf32
SHA256

e5440c02713acceabd588766ba630027a06f588ef48715dfd82a20d23f10a1b3
SHA512

b3e202e4d649c3ec004b88d9fd1ec941cb0c0febac2aa19c91f3d0bf63ebc749e26396347c73bf8294be338518668f8efae5fb8f910699b8ccc9b364708d3796
SSDEEP

24576:ilacoRvJRxXPRS0uECSNJ5gj/3kmstudzFYOOV9liT9hGL11BJ9tQQPry7:IacoPRVA0sSejvkqSOoiT+L11ltQQY

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-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5048	AcroRd32.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5048 wrote to memory of 728	5048	AcroRd32.exe	86
PID 5048 wrote to memory of 728	5048	AcroRd32.exe	86
PID 5048 wrote to memory of 728	5048	AcroRd32.exe	86
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4964	728	RdrCEF.exe	87
PID 728 wrote to memory of 4120	728	RdrCEF.exe	88
PID 728 wrote to memory of 4120	728	RdrCEF.exe	88
PID 728 wrote to memory of 4120	728	RdrCEF.exe	88
PID 728 wrote to memory of 4120	728	RdrCEF.exe	88
PID 728 wrote to memory of 4120	728	RdrCEF.exe	88
PID 728 wrote to memory of 4120	728	RdrCEF.exe	88
PID 728 wrote to memory of 4120	728	RdrCEF.exe	88
PID 728 wrote to memory of 4120	728	RdrCEF.exe	88
PID 728 wrote to memory of 4120	728	RdrCEF.exe	88
PID 728 wrote to memory of 4120	728	RdrCEF.exe	88
PID 728 wrote to memory of 4120	728	RdrCEF.exe	88
PID 728 wrote to memory of 4120	728	RdrCEF.exe	88
PID 728 wrote to memory of 4120	728	RdrCEF.exe	88
PID 728 wrote to memory of 4120	728	RdrCEF.exe	88
PID 728 wrote to memory of 4120	728	RdrCEF.exe	88
PID 728 wrote to memory of 4120	728	RdrCEF.exe	88
PID 728 wrote to memory of 4120	728	RdrCEF.exe	88
PID 728 wrote to memory of 4120	728	RdrCEF.exe	88
PID 728 wrote to memory of 4120	728	RdrCEF.exe	88
PID 728 wrote to memory of 4120	728	RdrCEF.exe	88

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\7778ebdf8ee41d8c2553dedb8a56d492e24ecf32.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:5048
- 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:728
- - 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=C7DDD0CE46EB2D5C8582BCF4C8500F64 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4964
- - 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=EAAC7E6B14475FD8EDAC110775862645 --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=EAAC7E6B14475FD8EDAC110775862645 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4120
- - 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=7EF2B6D9504A2557F0075E0946743752 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4732
- - 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=22B20CFD22ABC91F257001752509C129 --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=22B20CFD22ABC91F257001752509C129 --renderer-client-id=5 --mojo-platform-channel-handle=1900 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3124
- - 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=AB847AD99A9B5D2434311B766C17EDE6 --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3412
- - 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=51721B1B218430432410B39584B41578 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3648

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

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Downloads

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

Filesize
64KB

MD5
5743295841bc4dd71d2edd35ae1ef6f2

SHA1
854a92d9cf2fc5446d733fb631b27dfeec242ede

SHA256
251dd0bbc5d9221f5f5311cf3b70c502d14cb872c72d97f47c78478d7b088191

SHA512
ac42773d2569bb8ead6238bb033e55a933a4c4087e1f98478acdc8884d2e6bed50d3b90bc61466419d2cb1f5fa282cf72473cf51156a0e4308ad86dcf12bf677

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/5048-131-0x000000000BA30000-0x000000000BCDB000-memory.dmp

Filesize
2.7MB

Download