111828722a8e2490d6b1b79a8aae001e2c160c43120abb2c25b4f8b60225667e

Analysis

max time kernel
13s
max time network
14s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
27-02-2024 23:00

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General

Target

Temario (3) (1).pdf
Size

330KB
MD5

37834bae02f1a20eb59a0f8d0009801d
SHA1

24da71833b06fb070ce5d7408c2c9d821494b1eb
SHA256

111828722a8e2490d6b1b79a8aae001e2c160c43120abb2c25b4f8b60225667e
SHA512

ef27af4c847cc0ed0325343f943abdd351a40f4e44008a65543bc03cc16d0af066f3fa0e4fd4a22c1a903c44961b379564e3bf442c95c23231e20573f9b5e734
SSDEEP

6144:DJpyePJdg1GFAUkJho4P0lq+7iPBH9HLvp+NsGl4M:DJRgpJhGlq+7AB9HzpEhyM

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-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2780	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2780	AcroRd32.exe
2780	AcroRd32.exe
2780	AcroRd32.exe
2780	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2780 wrote to memory of 4320	2780	AcroRd32.exe	96
PID 2780 wrote to memory of 4320	2780	AcroRd32.exe	96
PID 2780 wrote to memory of 4320	2780	AcroRd32.exe	96
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 2528	4320	RdrCEF.exe	100
PID 4320 wrote to memory of 4960	4320	RdrCEF.exe	101
PID 4320 wrote to memory of 4960	4320	RdrCEF.exe	101
PID 4320 wrote to memory of 4960	4320	RdrCEF.exe	101
PID 4320 wrote to memory of 4960	4320	RdrCEF.exe	101
PID 4320 wrote to memory of 4960	4320	RdrCEF.exe	101
PID 4320 wrote to memory of 4960	4320	RdrCEF.exe	101
PID 4320 wrote to memory of 4960	4320	RdrCEF.exe	101
PID 4320 wrote to memory of 4960	4320	RdrCEF.exe	101
PID 4320 wrote to memory of 4960	4320	RdrCEF.exe	101
PID 4320 wrote to memory of 4960	4320	RdrCEF.exe	101
PID 4320 wrote to memory of 4960	4320	RdrCEF.exe	101
PID 4320 wrote to memory of 4960	4320	RdrCEF.exe	101
PID 4320 wrote to memory of 4960	4320	RdrCEF.exe	101
PID 4320 wrote to memory of 4960	4320	RdrCEF.exe	101
PID 4320 wrote to memory of 4960	4320	RdrCEF.exe	101
PID 4320 wrote to memory of 4960	4320	RdrCEF.exe	101
PID 4320 wrote to memory of 4960	4320	RdrCEF.exe	101
PID 4320 wrote to memory of 4960	4320	RdrCEF.exe	101
PID 4320 wrote to memory of 4960	4320	RdrCEF.exe	101
PID 4320 wrote to memory of 4960	4320	RdrCEF.exe	101

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\Temario (3) (1).pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2780
- 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:4320
- - 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=DB28EEE84F9E40D16B9BCA4CB91CCDFF --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=FE29232F9E6142134331C0284A64E0F1 --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=FE29232F9E6142134331C0284A64E0F1 --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4960
- - 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=0B5C4F845FD31D32B59504BB716F3EB2 --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=0B5C4F845FD31D32B59504BB716F3EB2 --renderer-client-id=4 --mojo-platform-channel-handle=2348 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4704
- - 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=B1BC95B259A009D513E814B101233CC6 --mojo-platform-channel-handle=2460 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3672
- - 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=B694FD75A14620AAC94DFF65BCE718B0 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3208
- - 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=D668FDCC6B750B07EF452C3495A55767 --mojo-platform-channel-handle=2024 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4112

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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