963d415b9ab8f4b1a3d2002b57fb65ac5a971e3d1085f24b609a898791d8bc27

Analysis

max time kernel
153s
max time network
168s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
31/03/2023, 17:02

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General

Target

193-Texto del artículo-394-1-10-20130607.pdf
Size

584KB
MD5

6aa6fb90366c93cc51d31f125fadd538
SHA1

570069f4c64b0d865cbf28755fd4f0a32929013a
SHA256

963d415b9ab8f4b1a3d2002b57fb65ac5a971e3d1085f24b609a898791d8bc27
SHA512

049356ccc2e23fb2c4e2339cc8dc6981728c77870f72b4abe9133071d30bf34ee68389eb7e795cf7c3e659a8ca742997a75d05f68ebda06b7edcd163d0c32e2a
SSDEEP

12288:XjPgeHfFWkgnr08a90TpsiIgnuHHUyDa7BklGcBqjOLz:T7fFWks0zmTSYyqm1z

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-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
3820	AcroRd32.exe
3820	AcroRd32.exe
3820	AcroRd32.exe
3820	AcroRd32.exe
3820	AcroRd32.exe
3820	AcroRd32.exe
3820	AcroRd32.exe
3820	AcroRd32.exe
3820	AcroRd32.exe
3820	AcroRd32.exe
3820	AcroRd32.exe
3820	AcroRd32.exe
3820	AcroRd32.exe
3820	AcroRd32.exe
3820	AcroRd32.exe
3820	AcroRd32.exe
3820	AcroRd32.exe
3820	AcroRd32.exe
3820	AcroRd32.exe
3820	AcroRd32.exe
3820	AcroRd32.exe
3820	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3820	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3820	AcroRd32.exe
3820	AcroRd32.exe
3820	AcroRd32.exe
3820	AcroRd32.exe
3820	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3820 wrote to memory of 2800	3820	AcroRd32.exe	85
PID 3820 wrote to memory of 2800	3820	AcroRd32.exe	85
PID 3820 wrote to memory of 2800	3820	AcroRd32.exe	85
PID 3820 wrote to memory of 4908	3820	AcroRd32.exe	86
PID 3820 wrote to memory of 4908	3820	AcroRd32.exe	86
PID 3820 wrote to memory of 4908	3820	AcroRd32.exe	86
PID 3820 wrote to memory of 3936	3820	AcroRd32.exe	89
PID 3820 wrote to memory of 3936	3820	AcroRd32.exe	89
PID 3820 wrote to memory of 3936	3820	AcroRd32.exe	89
PID 3820 wrote to memory of 732	3820	AcroRd32.exe	91
PID 3820 wrote to memory of 732	3820	AcroRd32.exe	91
PID 3820 wrote to memory of 732	3820	AcroRd32.exe	91
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 3576	3936	RdrCEF.exe	92
PID 3936 wrote to memory of 1916	3936	RdrCEF.exe	93
PID 3936 wrote to memory of 1916	3936	RdrCEF.exe	93
PID 3936 wrote to memory of 1916	3936	RdrCEF.exe	93
PID 3936 wrote to memory of 1916	3936	RdrCEF.exe	93
PID 3936 wrote to memory of 1916	3936	RdrCEF.exe	93
PID 3936 wrote to memory of 1916	3936	RdrCEF.exe	93
PID 3936 wrote to memory of 1916	3936	RdrCEF.exe	93
PID 3936 wrote to memory of 1916	3936	RdrCEF.exe	93
PID 3936 wrote to memory of 1916	3936	RdrCEF.exe	93
PID 3936 wrote to memory of 1916	3936	RdrCEF.exe	93
PID 3936 wrote to memory of 1916	3936	RdrCEF.exe	93

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\193-Texto del artículo-394-1-10-20130607.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:3820
- 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:2800
- 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:4908
- 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:3936
- - 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=CEA25149AE031FC4E00B9DA679A30D7F --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3576
- - 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=3EADBA4A6E707016E9FE874E8E531C8C --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=3EADBA4A6E707016E9FE874E8E531C8C --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1916
- - 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=E707ACDA87F076ABF6D899F1AE22393D --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=E707ACDA87F076ABF6D899F1AE22393D --renderer-client-id=4 --mojo-platform-channel-handle=2152 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5020
- - 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=CA0DA7255F43D8FFEE0FC37673E588BD --mojo-platform-channel-handle=1816 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1660
- - 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=C345B2BCF919C16EF7D0A09DA7C38922 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:428
- - 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=B22AC19BEB8BE0C61BF922BFAB79EA36 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1564
- 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:732

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3368

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
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