bfd93357b980d9ba34219606c79e071b851cb71489786468b4a18d3351b35eaf

Analysis

max time kernel
133s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
03/05/2024, 16:57

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General

Target

Paz_Y_Salvo_02052024_961197.pdf
Size

34KB
MD5

7fca2989f0a45c309488d25486d23cd6
SHA1

76a1d33d408a0397dbc0ded25ae2c3d050287c02
SHA256

e901a323ca63d90acfc60b4fcfd2055fbbf38f35cf529d550ca9c3b219f14c65
SHA512

aa0ad5941f5f71979ff4fcb3c4ca0835b4fe7a6e900718998af00ba54ff8c80c3daf89dbd3292efd8c7b805644a871bba2bdba5b72b230202894f0d6dc2a1ede
SSDEEP

768:7y2cBPUqo4JMgr88AKYFZeU5Sii7ITUGXEMR71V1TgBsmtLebsjecyzFxZfthP:tc1JbdHeZFUERztgPL8wexD

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-1-5-21-2818691465-3043947619-2475182763-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
320	AcroRd32.exe
320	AcroRd32.exe
320	AcroRd32.exe
320	AcroRd32.exe
320	AcroRd32.exe
320	AcroRd32.exe
320	AcroRd32.exe
320	AcroRd32.exe
320	AcroRd32.exe
320	AcroRd32.exe
320	AcroRd32.exe
320	AcroRd32.exe
320	AcroRd32.exe
320	AcroRd32.exe
320	AcroRd32.exe
320	AcroRd32.exe
320	AcroRd32.exe
320	AcroRd32.exe
320	AcroRd32.exe
320	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
320	AcroRd32.exe
320	AcroRd32.exe
320	AcroRd32.exe
320	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 320 wrote to memory of 4856	320	AcroRd32.exe	96
PID 320 wrote to memory of 4856	320	AcroRd32.exe	96
PID 320 wrote to memory of 4856	320	AcroRd32.exe	96
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4780	4856	RdrCEF.exe	97
PID 4856 wrote to memory of 4184	4856	RdrCEF.exe	98
PID 4856 wrote to memory of 4184	4856	RdrCEF.exe	98
PID 4856 wrote to memory of 4184	4856	RdrCEF.exe	98
PID 4856 wrote to memory of 4184	4856	RdrCEF.exe	98
PID 4856 wrote to memory of 4184	4856	RdrCEF.exe	98
PID 4856 wrote to memory of 4184	4856	RdrCEF.exe	98
PID 4856 wrote to memory of 4184	4856	RdrCEF.exe	98
PID 4856 wrote to memory of 4184	4856	RdrCEF.exe	98
PID 4856 wrote to memory of 4184	4856	RdrCEF.exe	98
PID 4856 wrote to memory of 4184	4856	RdrCEF.exe	98
PID 4856 wrote to memory of 4184	4856	RdrCEF.exe	98
PID 4856 wrote to memory of 4184	4856	RdrCEF.exe	98
PID 4856 wrote to memory of 4184	4856	RdrCEF.exe	98
PID 4856 wrote to memory of 4184	4856	RdrCEF.exe	98
PID 4856 wrote to memory of 4184	4856	RdrCEF.exe	98
PID 4856 wrote to memory of 4184	4856	RdrCEF.exe	98
PID 4856 wrote to memory of 4184	4856	RdrCEF.exe	98
PID 4856 wrote to memory of 4184	4856	RdrCEF.exe	98
PID 4856 wrote to memory of 4184	4856	RdrCEF.exe	98
PID 4856 wrote to memory of 4184	4856	RdrCEF.exe	98

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\Paz_Y_Salvo_02052024_961197.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:320
- 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: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=96EC651F9F31D2BD2330D7FBA988992F --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4780
- - 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=AA7EE898E8F1C95C06010E898B4C79B0 --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=AA7EE898E8F1C95C06010E898B4C79B0 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4184
- - 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=DFDA86849CE0957DE1C923F7C9445F3F --mojo-platform-channel-handle=1788 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4696
- - 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=94639F2AA7958CA25030A827D7018BC3 --mojo-platform-channel-handle=1708 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4328
- - 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=580498DF6B1E4C978F95DBEE43E6BA79 --mojo-platform-channel-handle=2412 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2252

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4148

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

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

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

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

Filesize
64KB

MD5
f6add75569c88e01d27bebd78583858f

SHA1
9705a5fab91bb33900ca6dddd93a76b27d0180a2

SHA256
680cdad9f5e9ae91c777e08bef434b8405a0f1db76f36e7ac23e4a9a8c99e046

SHA512
c47aa1dee05c46a00f4e4a777c587394815e9e0ca1f28dc2e7cf75aea8da307268ed829ef28b337e2b48563b7d6dc031d4b4ec93af9ab509a6fdce487b20f7f6

Download Submit