9bf0d8a1ce680193d7c67e9720a1e260c5fd4bbf574be187e5b1b5a95b7c7cac

Analysis

max time kernel
141s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
13-01-2024 07:13

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General

Target

584e38156f77a80f284ebbcaf4a0a908.pdf
Size

85KB
MD5

584e38156f77a80f284ebbcaf4a0a908
SHA1

b1e5417002f381db0c98b496f17a3b17f1a9c3fa
SHA256

9bf0d8a1ce680193d7c67e9720a1e260c5fd4bbf574be187e5b1b5a95b7c7cac
SHA512

a7700a5a36602aff6e5600f0a8a2eabe66488a72dc5ff4e42361dffb70a040d74e682c33bc65b1d8eb8fb10f7a60d8a4cf445442c9f8b1a6a41a419385c2940c
SSDEEP

1536:agzCNhCGaq1i33XLvWGn9vXRgHkGbJsbQ89gfWBikyhLWOpOaZ3ERc:JCjCcQ3373vhgEGFsb39P28aZ33

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
380	AcroRd32.exe
380	AcroRd32.exe
380	AcroRd32.exe
380	AcroRd32.exe
380	AcroRd32.exe
380	AcroRd32.exe
380	AcroRd32.exe
380	AcroRd32.exe
380	AcroRd32.exe
380	AcroRd32.exe
380	AcroRd32.exe
380	AcroRd32.exe
380	AcroRd32.exe
380	AcroRd32.exe
380	AcroRd32.exe
380	AcroRd32.exe
380	AcroRd32.exe
380	AcroRd32.exe
380	AcroRd32.exe
380	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
380	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
380	AcroRd32.exe
380	AcroRd32.exe
380	AcroRd32.exe
380	AcroRd32.exe
380	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 380 wrote to memory of 3044	380	AcroRd32.exe	93
PID 380 wrote to memory of 3044	380	AcroRd32.exe	93
PID 380 wrote to memory of 3044	380	AcroRd32.exe	93
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4640	3044	RdrCEF.exe	97
PID 3044 wrote to memory of 4916	3044	RdrCEF.exe	96
PID 3044 wrote to memory of 4916	3044	RdrCEF.exe	96
PID 3044 wrote to memory of 4916	3044	RdrCEF.exe	96
PID 3044 wrote to memory of 4916	3044	RdrCEF.exe	96
PID 3044 wrote to memory of 4916	3044	RdrCEF.exe	96
PID 3044 wrote to memory of 4916	3044	RdrCEF.exe	96
PID 3044 wrote to memory of 4916	3044	RdrCEF.exe	96
PID 3044 wrote to memory of 4916	3044	RdrCEF.exe	96
PID 3044 wrote to memory of 4916	3044	RdrCEF.exe	96
PID 3044 wrote to memory of 4916	3044	RdrCEF.exe	96
PID 3044 wrote to memory of 4916	3044	RdrCEF.exe	96
PID 3044 wrote to memory of 4916	3044	RdrCEF.exe	96
PID 3044 wrote to memory of 4916	3044	RdrCEF.exe	96
PID 3044 wrote to memory of 4916	3044	RdrCEF.exe	96
PID 3044 wrote to memory of 4916	3044	RdrCEF.exe	96
PID 3044 wrote to memory of 4916	3044	RdrCEF.exe	96
PID 3044 wrote to memory of 4916	3044	RdrCEF.exe	96
PID 3044 wrote to memory of 4916	3044	RdrCEF.exe	96
PID 3044 wrote to memory of 4916	3044	RdrCEF.exe	96
PID 3044 wrote to memory of 4916	3044	RdrCEF.exe	96

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\584e38156f77a80f284ebbcaf4a0a908.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:380
- 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:3044
- - 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=731FF71D3CD6B189026B48ADE7528A9B --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=731FF71D3CD6B189026B48ADE7528A9B --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4916
- - 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=A4B5EAC2E78AF520F2C40A1D035513A4 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4640
- - 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=AAC666D6CAD17E301D27B5702D4F2B17 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2088
- - 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=83F27E6A688B4C8E0C3AA53AD23B8254 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3508
- - 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=E41703276566944324C61814627E886D --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=E41703276566944324C61814627E886D --renderer-client-id=7 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2872
- - 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=0E357B92EF0412EDDDCDB33B1DE6AAE3 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3420

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1080

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
a16aed5cdbcbabccfcbff8a4befa26ed

SHA1
a081e8e31b6993e945685df1bd82151693fe644c

SHA256
48733ef7c31f6e91b5d8e165236a52dfa7718c4cf509ceaea8b0f0e4b5d47b8c

SHA512
6f0c63372498e18e855d6acda5553d5e78b2783a90f886ea5689daaa41e207a8f0ed60bb87b138442802626e99d5c234f66d227f514f9848b001437d731f0370

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