03810e49ff63185f21cda4dcaacbb34efd4e0d02abf6be787a2ef577c6cbea71

Analysis

max time kernel
142s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
15/07/2023, 04:35

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General

Target

Sin título 1.pdf
Size

29KB
MD5

3a0d62f4511f18c332afc433c8212858
SHA1

0e04a8211b15a54af8592155398fd9c4ff224be5
SHA256

03810e49ff63185f21cda4dcaacbb34efd4e0d02abf6be787a2ef577c6cbea71
SHA512

ccf1a8d8207aed943a5564e2a9454395ffbda9fd158882dd6696c4eb8a617a7474e6cfe58bbdbb7b2bb84a9e80ec7ce0b4f1a570a49a9150225181f9201ac5d8
SSDEEP

768:XWYoEzs6y67gzZsu91Vw49n58gYVrMyely62WneiC0b/VpWLiKzrSQhaDV:GDEzNyIgzCuJ9nCgYVrvelyenei3

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-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3988	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3988 wrote to memory of 1384	3988	AcroRd32.exe	92
PID 3988 wrote to memory of 1384	3988	AcroRd32.exe	92
PID 3988 wrote to memory of 1384	3988	AcroRd32.exe	92
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 4480	1384	RdrCEF.exe	93
PID 1384 wrote to memory of 3812	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 3812	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 3812	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 3812	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 3812	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 3812	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 3812	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 3812	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 3812	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 3812	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 3812	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 3812	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 3812	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 3812	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 3812	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 3812	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 3812	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 3812	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 3812	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 3812	1384	RdrCEF.exe	94

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\Sin título 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:3988
- 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:1384
- - 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=6CF188048F2139B2627DDB875F7C829E --mojo-platform-channel-handle=1716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4480
- - 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=0E486C0C05764C9F9CF024BC099D9983 --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=0E486C0C05764C9F9CF024BC099D9983 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3812
- - 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=05A53FAE448B38D138C8EE60E67BFA8B --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1192
- - 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=7F19DFFD86B9C5403D13BD3846AA2D47 --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=7F19DFFD86B9C5403D13BD3846AA2D47 --renderer-client-id=5 --mojo-platform-channel-handle=1956 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:828
- - 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=7C367D812C284CCB3E89060EEEFDAFF3 --mojo-platform-channel-handle=2532 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5116
- - 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=9667CB9A36F51B5DE7D8879702BACDC0 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5048

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4172

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

Filesize
64KB

MD5
ee0e4e389adcbdceb39556900866c31b

SHA1
e0aec1fd5a7ef7fad9b00d693dd48707a3aefcde

SHA256
1e1486b411c33b65e92e6b4a065073e3dc2f14a5f9e64ca6eac4de6ebf61c3bf

SHA512
7323732472d7b53f9cf4b1dd3e6349cd87aaeaa65fb8fac17befaa08bd71afe19b2e38f9642571a3b051d04c335d4607d9c51efc53c64fcc5200ba4d49d92267

Download Submit