5bff727ab6fb291fc1c4fea2167da018306f155fb93dcc51b057640f2fb0986b

Analysis

max time kernel
147s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
13/06/2024, 19:17

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General

Target
CV - EJECUTIVO.pdf
Size 65KB
Sample240613-xzg3raycja
SHA256 5bff727ab6fb291fc1c4fea2167da018306f155fb93dcc51b057640f2fb0986b
MD5 61f7deac5fa2fb50d5adb43b9dd9a52e
SHA1 cdc97bfd0c01c8ad04cbeab9f607393692ea6f5a
SHA512 971d9545ce82bb59edd3de6a1630f55c755c8e1485b44902029fabd7d2e78ab996ac868033aed14bf4ae76559e6ded9d1ef07de1938d8c9f25420e48f7dde459
SSDEEP 1536:XRclGJMH/VWW11bYVT9spKblCsXykrzcfl9qpl0fZzowdTG3:XRcKIWW11bS9/ksXRrwfl9qEZz/K
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4412	AcroRd32.exe
4412	AcroRd32.exe
4412	AcroRd32.exe
4412	AcroRd32.exe
4412	AcroRd32.exe
4412	AcroRd32.exe
4412	AcroRd32.exe
4412	AcroRd32.exe
4412	AcroRd32.exe
4412	AcroRd32.exe
4412	AcroRd32.exe
4412	AcroRd32.exe
4412	AcroRd32.exe
4412	AcroRd32.exe
4412	AcroRd32.exe
4412	AcroRd32.exe
4412	AcroRd32.exe
4412	AcroRd32.exe
4412	AcroRd32.exe
4412	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4412	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4412	AcroRd32.exe
4412	AcroRd32.exe
4412	AcroRd32.exe
4412	AcroRd32.exe
4412	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4412 wrote to memory of 3824	4412	AcroRd32.exe	86
PID 4412 wrote to memory of 3824	4412	AcroRd32.exe	86
PID 4412 wrote to memory of 3824	4412	AcroRd32.exe	86
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 1616	3824	RdrCEF.exe	87
PID 3824 wrote to memory of 4772	3824	RdrCEF.exe	88
PID 3824 wrote to memory of 4772	3824	RdrCEF.exe	88
PID 3824 wrote to memory of 4772	3824	RdrCEF.exe	88
PID 3824 wrote to memory of 4772	3824	RdrCEF.exe	88
PID 3824 wrote to memory of 4772	3824	RdrCEF.exe	88
PID 3824 wrote to memory of 4772	3824	RdrCEF.exe	88
PID 3824 wrote to memory of 4772	3824	RdrCEF.exe	88
PID 3824 wrote to memory of 4772	3824	RdrCEF.exe	88
PID 3824 wrote to memory of 4772	3824	RdrCEF.exe	88
PID 3824 wrote to memory of 4772	3824	RdrCEF.exe	88
PID 3824 wrote to memory of 4772	3824	RdrCEF.exe	88
PID 3824 wrote to memory of 4772	3824	RdrCEF.exe	88
PID 3824 wrote to memory of 4772	3824	RdrCEF.exe	88
PID 3824 wrote to memory of 4772	3824	RdrCEF.exe	88
PID 3824 wrote to memory of 4772	3824	RdrCEF.exe	88
PID 3824 wrote to memory of 4772	3824	RdrCEF.exe	88
PID 3824 wrote to memory of 4772	3824	RdrCEF.exe	88
PID 3824 wrote to memory of 4772	3824	RdrCEF.exe	88
PID 3824 wrote to memory of 4772	3824	RdrCEF.exe	88
PID 3824 wrote to memory of 4772	3824	RdrCEF.exe	88

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\CV - EJECUTIVO.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:4412
- 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:3824
- - 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=6678E281AF31B96BEC681035C1CF0AD8 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1616
- - 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=155139A7D1BA04287628E3ABCF73F78E --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=155139A7D1BA04287628E3ABCF73F78E --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4772
- - 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=07E481F94510C5D87872DF6265CD4119 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3776
- - 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=C3145B64F4906FB28B8DDDD6C09D5FE9 --mojo-platform-channel-handle=1832 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2812
- - 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=3B322D474FF19FF4BC74E624DB8C832D --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=3B322D474FF19FF4BC74E624DB8C832D --renderer-client-id=6 --mojo-platform-channel-handle=2372 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:620
- - 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=86896AF3A8A29808FD30BC00A28B8B4C --mojo-platform-channel-handle=2680 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3124

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4496

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

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Downloads

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 64KB
SHA256 5de45f7d3bbed040779865148f8d3d860ae6c76f40db1ae892ec9b8ebe18c427
MD5 07729dde31a92c6b4c6e2ce6f5b260d4
SHA1 51deaa3c9b47813af08301d3bb6bf0dfc6a93766
SHA512 5cfe493eb5a4c51aa8657616f3c92fb5b5c67f77e6b06c3be4ac0e529661df49659a1c2fdadac667ad724eaeb09e454d152d5cec13dc5e89f20fd7a8bf84e922
SSDEEP 384:yeTdThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:2+elZsLQCZsL3hUS4
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 36KB
SHA256 b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
MD5 b30d3becc8731792523d599d949e63f5
SHA1 19350257e42d7aee17fb3bf139a9d3adb330fad4
SHA512 523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
SSDEEP 24:TLiXlzkrFsgIFsxX3pALXmnHpkDGjmcxBSkomXk+2m9RFTsyg+wmf9Mzm+Zs3tGl:TqlmFTIF3XmHjBoGGR+jMz+LhT
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 56KB
SHA256 111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
MD5 752a1f26b18748311b691c7d8fc20633
SHA1 c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA512 a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
SSDEEP 192:wedRBvVrThe4p4/KhTB4p4CitZtkZsLRGVDbw6H3ph+v3YQa9:weZdThkKhBvkZsLRGlzh+vS9
MD5 SHA1 SHA512 SSDEEP

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