7b032540d1f2d178cf0c65713f4998c4effe5d54af8d6eb336b82ebe9f76830a

Analysis

max time kernel
148s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
13/03/2024, 19:42

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General

Target

Matematica 1/UNIDAD 1/Vasquez-Cristofer-Conjunto Numérico.pdf
Size

483KB
MD5

be9a1c1db332da7736c2a9c443b7d9ce
SHA1

0638d4732702317f0a67fb527918d4525d9adb7f
SHA256

efe1c15e0eec3be373b33dd560b808fbc090f0d77a1579a2731112dcd2072c13
SHA512

57f9af89b628459aa424af1546087839f7f54e2e7557d1d41f060542c8fdd9a5c7da7abaa7d01ce3c0cdbafa9ff8868858e3bb4b4b2040c3349495bc889ff283
SSDEEP

12288:3xXRb/lfZWorel8R6avPH2UE4mFmSmJ6hTZpd++92ePP:3xp/lg04avep4mFLmsJ+aP

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-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2620	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe
2620	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2620 wrote to memory of 3292	2620	AcroRd32.exe	98
PID 2620 wrote to memory of 3292	2620	AcroRd32.exe	98
PID 2620 wrote to memory of 3292	2620	AcroRd32.exe	98
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 3476	3292	RdrCEF.exe	99
PID 3292 wrote to memory of 836	3292	RdrCEF.exe	100
PID 3292 wrote to memory of 836	3292	RdrCEF.exe	100
PID 3292 wrote to memory of 836	3292	RdrCEF.exe	100
PID 3292 wrote to memory of 836	3292	RdrCEF.exe	100
PID 3292 wrote to memory of 836	3292	RdrCEF.exe	100
PID 3292 wrote to memory of 836	3292	RdrCEF.exe	100
PID 3292 wrote to memory of 836	3292	RdrCEF.exe	100
PID 3292 wrote to memory of 836	3292	RdrCEF.exe	100
PID 3292 wrote to memory of 836	3292	RdrCEF.exe	100
PID 3292 wrote to memory of 836	3292	RdrCEF.exe	100
PID 3292 wrote to memory of 836	3292	RdrCEF.exe	100
PID 3292 wrote to memory of 836	3292	RdrCEF.exe	100
PID 3292 wrote to memory of 836	3292	RdrCEF.exe	100
PID 3292 wrote to memory of 836	3292	RdrCEF.exe	100
PID 3292 wrote to memory of 836	3292	RdrCEF.exe	100
PID 3292 wrote to memory of 836	3292	RdrCEF.exe	100
PID 3292 wrote to memory of 836	3292	RdrCEF.exe	100
PID 3292 wrote to memory of 836	3292	RdrCEF.exe	100
PID 3292 wrote to memory of 836	3292	RdrCEF.exe	100
PID 3292 wrote to memory of 836	3292	RdrCEF.exe	100

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\Matematica 1\UNIDAD 1\Vasquez-Cristofer-Conjunto Numérico.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:2620
- 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:3292
- - 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=13546889D6A21F3A8097D0FB283BD9E0 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3476
- - 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=809826021B5025B26E1E9EABD7FBB244 --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=809826021B5025B26E1E9EABD7FBB244 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:836
- - 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=9AFF32D40381FFCA99D6FB8BDB7E5C5E --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4524
- - 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=01851E1209AC356147EBDAE8EEDCEF9D --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=01851E1209AC356147EBDAE8EEDCEF9D --renderer-client-id=5 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3832
- - 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=04C9F050DCB014782E345345BAC2E2FE --mojo-platform-channel-handle=2636 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3120
- - 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=6F58F121504C558ECF48590CBDED0F49 --mojo-platform-channel-handle=2000 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3736

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4416

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4144 --field-trial-handle=2304,i,7548677271533893574,11048237606705436109,262144 --variations-seed-version /prefetch:8
1⤵
PID:5932

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
d80092a6f2f2359d48c8e6207ffe0c46

SHA1
206faf9ba99f0b6dfac5e747246f48d1beaa1df8

SHA256
ee9a720728a62d4f6da54075d5c4b60001284fd1eee8fa76e0e82f79ce361306

SHA512
cb578c04d0eebba205e94a035ddf53a242ba83569015f87eab8a5bd32aefd01c994fd79766484d45a1ab5e7e3e9f0c39c6f26ac41edf7b016f8958a351921fcb

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/2620-26-0x0000000009E40000-0x0000000009E61000-memory.dmp

Filesize
132KB

Download
memory/2620-128-0x000000000B6D0000-0x000000000B97B000-memory.dmp

Filesize
2.7MB

Download