52801ace7e7f2cc9a15a5c988bed7deef998b44a86acdd95c557683e1e1835ef

Analysis

max time kernel
141s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
13-05-2024 16:07

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General

Target

0x000d0000000231af-7.pdf
Size

252KB
MD5

d8b39e8d78386294e139286f27568dd6
SHA1

f4c5ebd39a89df3fae9afecab16e2f697e85df9f
SHA256

52801ace7e7f2cc9a15a5c988bed7deef998b44a86acdd95c557683e1e1835ef
SHA512

e4292687b880ffded3fba822699e54b7a9dc3c15810dcab0d652b5bb7f4806e336e2b69e0eafcc761a840f19d9e47b08149f1de82aff1ea6606fe74d84c5d12d
SSDEEP

6144:ud6V9OzIFOZ9tdc0gBL4Z8bB8eay74BVS:++e5Z9nl84Z8bp74BVS

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-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
376	AcroRd32.exe
376	AcroRd32.exe
376	AcroRd32.exe
376	AcroRd32.exe
376	AcroRd32.exe
376	AcroRd32.exe
376	AcroRd32.exe
376	AcroRd32.exe
376	AcroRd32.exe
376	AcroRd32.exe
376	AcroRd32.exe
376	AcroRd32.exe
376	AcroRd32.exe
376	AcroRd32.exe
376	AcroRd32.exe
376	AcroRd32.exe
376	AcroRd32.exe
376	AcroRd32.exe
376	AcroRd32.exe
376	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
376	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
376	AcroRd32.exe
376	AcroRd32.exe
376	AcroRd32.exe
376	AcroRd32.exe
376	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 376 wrote to memory of 3864	376	AcroRd32.exe	88
PID 376 wrote to memory of 3864	376	AcroRd32.exe	88
PID 376 wrote to memory of 3864	376	AcroRd32.exe	88
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 3992	3864	RdrCEF.exe	89
PID 3864 wrote to memory of 744	3864	RdrCEF.exe	90
PID 3864 wrote to memory of 744	3864	RdrCEF.exe	90
PID 3864 wrote to memory of 744	3864	RdrCEF.exe	90
PID 3864 wrote to memory of 744	3864	RdrCEF.exe	90
PID 3864 wrote to memory of 744	3864	RdrCEF.exe	90
PID 3864 wrote to memory of 744	3864	RdrCEF.exe	90
PID 3864 wrote to memory of 744	3864	RdrCEF.exe	90
PID 3864 wrote to memory of 744	3864	RdrCEF.exe	90
PID 3864 wrote to memory of 744	3864	RdrCEF.exe	90
PID 3864 wrote to memory of 744	3864	RdrCEF.exe	90
PID 3864 wrote to memory of 744	3864	RdrCEF.exe	90
PID 3864 wrote to memory of 744	3864	RdrCEF.exe	90
PID 3864 wrote to memory of 744	3864	RdrCEF.exe	90
PID 3864 wrote to memory of 744	3864	RdrCEF.exe	90
PID 3864 wrote to memory of 744	3864	RdrCEF.exe	90
PID 3864 wrote to memory of 744	3864	RdrCEF.exe	90
PID 3864 wrote to memory of 744	3864	RdrCEF.exe	90
PID 3864 wrote to memory of 744	3864	RdrCEF.exe	90
PID 3864 wrote to memory of 744	3864	RdrCEF.exe	90
PID 3864 wrote to memory of 744	3864	RdrCEF.exe	90

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\0x000d0000000231af-7.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:376
- 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:3864
- - 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=2140A679B4377EE6C1E37CA121B81F04 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3992
- - 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=9254567DD9F3B4C23B97F05EF0CC48E7 --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=9254567DD9F3B4C23B97F05EF0CC48E7 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:744
- - 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=634AF5230EC9E256042E82C3B7915070 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4988
- - 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=C802E1461164171ACA2149088B1417DB --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1748
- - 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=ADDC332544F1A8290842D583E2FE6513 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3284
- - 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=12B5BF15CFC473C58B2CD42B22BAA934 --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=12B5BF15CFC473C58B2CD42B22BAA934 --renderer-client-id=7 --mojo-platform-channel-handle=1812 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1056

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
64KB

MD5
34410818f62cc444586361c7a2ae17b6

SHA1
fd8c702d922394925fd9492d028a1fe692071b1f

SHA256
d08c9606dfc8b6b9c0a009a2971493a41bc32e11be860292e24690c0c80c39ee

SHA512
62fc217c2f2f377a1631719e9a059a5dc1efcd47f7f1a0c319997698aacf05f22fd9dfb162ef05de12c5cf218056ea2089637a731f914d42babc6708dca82972

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