5e5baf9780f759c1df57db88a97f299520c0dac534bccb011bb4e3a60d7a1dbb

Analysis

max time kernel
142s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22-01-2024 17:04

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Seminario del Exito.pdf
Size

646KB
MD5

e87413bfcb21a58d4a6e413d061335fa
SHA1

e73bae4eb7af1b325a308948689d1d6bc7b1f3c7
SHA256

5e5baf9780f759c1df57db88a97f299520c0dac534bccb011bb4e3a60d7a1dbb
SHA512

638bc80c22054f668a607ab2778ca4cecb3ddec8decfc99eabfe979b60a9934bf29745edd8c835cd493872fe9287dcda50db6a1445b6539625ba30ed4587ece4
SSDEEP

12288:CAK3OoQAy68N+iFrMfaeCrH4LYhvo1CyM++MGSh6cU6YcFPQ2OD99tTpnKpF85s:RK+oQ1JmiFY2vXyMlMbh6p6YcFPQbDLc

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
896	AcroRd32.exe
896	AcroRd32.exe
896	AcroRd32.exe
896	AcroRd32.exe
896	AcroRd32.exe
896	AcroRd32.exe
896	AcroRd32.exe
896	AcroRd32.exe
896	AcroRd32.exe
896	AcroRd32.exe
896	AcroRd32.exe
896	AcroRd32.exe
896	AcroRd32.exe
896	AcroRd32.exe
896	AcroRd32.exe
896	AcroRd32.exe
896	AcroRd32.exe
896	AcroRd32.exe
896	AcroRd32.exe
896	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
896	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
896	AcroRd32.exe
896	AcroRd32.exe
896	AcroRd32.exe
896	AcroRd32.exe
896	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 896 wrote to memory of 3020	896	AcroRd32.exe	93
PID 896 wrote to memory of 3020	896	AcroRd32.exe	93
PID 896 wrote to memory of 3020	896	AcroRd32.exe	93
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 1916	3020	RdrCEF.exe	94
PID 3020 wrote to memory of 3288	3020	RdrCEF.exe	95
PID 3020 wrote to memory of 3288	3020	RdrCEF.exe	95
PID 3020 wrote to memory of 3288	3020	RdrCEF.exe	95
PID 3020 wrote to memory of 3288	3020	RdrCEF.exe	95
PID 3020 wrote to memory of 3288	3020	RdrCEF.exe	95
PID 3020 wrote to memory of 3288	3020	RdrCEF.exe	95
PID 3020 wrote to memory of 3288	3020	RdrCEF.exe	95
PID 3020 wrote to memory of 3288	3020	RdrCEF.exe	95
PID 3020 wrote to memory of 3288	3020	RdrCEF.exe	95
PID 3020 wrote to memory of 3288	3020	RdrCEF.exe	95
PID 3020 wrote to memory of 3288	3020	RdrCEF.exe	95
PID 3020 wrote to memory of 3288	3020	RdrCEF.exe	95
PID 3020 wrote to memory of 3288	3020	RdrCEF.exe	95
PID 3020 wrote to memory of 3288	3020	RdrCEF.exe	95
PID 3020 wrote to memory of 3288	3020	RdrCEF.exe	95
PID 3020 wrote to memory of 3288	3020	RdrCEF.exe	95
PID 3020 wrote to memory of 3288	3020	RdrCEF.exe	95
PID 3020 wrote to memory of 3288	3020	RdrCEF.exe	95
PID 3020 wrote to memory of 3288	3020	RdrCEF.exe	95
PID 3020 wrote to memory of 3288	3020	RdrCEF.exe	95

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\Seminario del Exito.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:896
- 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:3020
- - 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=456D6A0F12325977C98936D0532AA37D --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=1A9FD8D9496E545AFA5E66B13C24778B --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=1A9FD8D9496E545AFA5E66B13C24778B --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3288
- - 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=D93E72AE43AF441BA077006EE8941958 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1492
- - 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=E54ED4BCCFC81E986B374FFC535017B8 --mojo-platform-channel-handle=1932 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2544
- - 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=B6BAD8A7E833EC0A7DAB53C00FF50D21 --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=B6BAD8A7E833EC0A7DAB53C00FF50D21 --renderer-client-id=6 --mojo-platform-channel-handle=2460 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4856
- - 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=C61AD1785214FD14508DD38B202EF030 --mojo-platform-channel-handle=2768 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4028

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3844

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
523d62ed10c13b35d4f47f777d6074c2

SHA1
44fd70be6ca88d71dd9fe7b0c53a8b061c306fb4

SHA256
7909c757634c6be7529209d0e0fa13c7aea452b872bb259e5cad78a2af7ff221

SHA512
81788072eaa94e684ef6036e77a1954acc2b78bab938dafab5f31d293863ef6e2ea5a874596aff742dd59c26cae36d3c62c88128fd18e20b94436279c0b471a3

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