c65bc6b46871e4a8120ca954f5a2331d79aa0fbc811198bee0d7bd41f616278b

Analysis

max time kernel
100s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
20-07-2024 07:08

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General

Target

6224f456b6d901f91140f1249cf44c80N.pdf
Size

39KB
MD5

6224f456b6d901f91140f1249cf44c80
SHA1

3a6ac62636c06f5f802f56d5fac37cf6ca33edb4
SHA256

c65bc6b46871e4a8120ca954f5a2331d79aa0fbc811198bee0d7bd41f616278b
SHA512

aacc508a8497d82182be3e3eb670bffadd7ac41f8e297fca49217e481fbd1bb445144e885c9976a45dd2bf03d4eff72e5154c1092f9059c79b932a4970e3f412
SSDEEP

768:UQdVBIbZETPMog7o6JBz/tIw2SbeAw4dNuIMKAFkBruRRYvdVtjWxPJ:jBI6z56PYa1+mAFqr2EK

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-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4892	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe
4892	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4892 wrote to memory of 880	4892	AcroRd32.exe	89
PID 4892 wrote to memory of 880	4892	AcroRd32.exe	89
PID 4892 wrote to memory of 880	4892	AcroRd32.exe	89
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4344	880	RdrCEF.exe	92
PID 880 wrote to memory of 4952	880	RdrCEF.exe	93
PID 880 wrote to memory of 4952	880	RdrCEF.exe	93
PID 880 wrote to memory of 4952	880	RdrCEF.exe	93
PID 880 wrote to memory of 4952	880	RdrCEF.exe	93
PID 880 wrote to memory of 4952	880	RdrCEF.exe	93
PID 880 wrote to memory of 4952	880	RdrCEF.exe	93
PID 880 wrote to memory of 4952	880	RdrCEF.exe	93
PID 880 wrote to memory of 4952	880	RdrCEF.exe	93
PID 880 wrote to memory of 4952	880	RdrCEF.exe	93
PID 880 wrote to memory of 4952	880	RdrCEF.exe	93
PID 880 wrote to memory of 4952	880	RdrCEF.exe	93
PID 880 wrote to memory of 4952	880	RdrCEF.exe	93
PID 880 wrote to memory of 4952	880	RdrCEF.exe	93
PID 880 wrote to memory of 4952	880	RdrCEF.exe	93
PID 880 wrote to memory of 4952	880	RdrCEF.exe	93
PID 880 wrote to memory of 4952	880	RdrCEF.exe	93
PID 880 wrote to memory of 4952	880	RdrCEF.exe	93
PID 880 wrote to memory of 4952	880	RdrCEF.exe	93
PID 880 wrote to memory of 4952	880	RdrCEF.exe	93
PID 880 wrote to memory of 4952	880	RdrCEF.exe	93

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\6224f456b6d901f91140f1249cf44c80N.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:4892
- 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:880
- - 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=40E0793B141837927954085933ABCA91 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4344
- - 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=E993C6A35B8F2992D454D7DE49E20E42 --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=E993C6A35B8F2992D454D7DE49E20E42 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4952
- - 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=8BFB597A297E5C1539E83A37666D9366 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:760
- - 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=C255C96D8389D65886A4D24AFF5C416F --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=C255C96D8389D65886A4D24AFF5C416F --renderer-client-id=5 --mojo-platform-channel-handle=1940 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3700
- - 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=F157813C60FD8C785C16D4A168C1F591 --mojo-platform-channel-handle=2680 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:736
- - 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=1573790C995ADDA3D9469876024B7B90 --mojo-platform-channel-handle=2780 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3244

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3128

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
18bc6da88c62c55c1a2d09ad07070727

SHA1
0008eeeffa3c48240d74f3a59159c094255254e8

SHA256
46091c60b9c20bd33059d56b59d12bc07bd3c57a34a2527f9471cfed66b9e9f5

SHA512
deb9650e9b9a3a383b50b45cf1672cb57fd15dbe5549d93983dec5bb89e2c19c6a256e8e4eb9f5e61ddef52be4e9b8482fb46d6c8cb16c81d42b7c7ec635cb60

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