acd5cf9096ff353e7af1a87e4cfaaf5d4ef0d7f73eb690a400263bc704ea05d2

Analysis

max time kernel
141s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
28-01-2024 19:20

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General

Target

7dcaa7146953abaf4270bd85b44f5889.pdf
Size

34KB
MD5

7dcaa7146953abaf4270bd85b44f5889
SHA1

1724bc3c40581b4010a719a6adcea7772602dced
SHA256

acd5cf9096ff353e7af1a87e4cfaaf5d4ef0d7f73eb690a400263bc704ea05d2
SHA512

e10e43b50f1c2de2fb2770301f7180124949c157eb241b0e605b7ca931fb5bf6829553b2ef8d6d96e94845306c738a55ee7520752cbb5f75e111e523d1f2af07
SSDEEP

768:jZw5jqciYQwddvOqLk03ZoHyrd/bmt43C5S:t++lwd8qLQHypyO3C5S

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1048	AcroRd32.exe
1048	AcroRd32.exe
1048	AcroRd32.exe
1048	AcroRd32.exe
1048	AcroRd32.exe
1048	AcroRd32.exe
1048	AcroRd32.exe
1048	AcroRd32.exe
1048	AcroRd32.exe
1048	AcroRd32.exe
1048	AcroRd32.exe
1048	AcroRd32.exe
1048	AcroRd32.exe
1048	AcroRd32.exe
1048	AcroRd32.exe
1048	AcroRd32.exe
1048	AcroRd32.exe
1048	AcroRd32.exe
1048	AcroRd32.exe
1048	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1048	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1048	AcroRd32.exe
1048	AcroRd32.exe
1048	AcroRd32.exe
1048	AcroRd32.exe
1048	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1048 wrote to memory of 3672	1048	AcroRd32.exe	89
PID 1048 wrote to memory of 3672	1048	AcroRd32.exe	89
PID 1048 wrote to memory of 3672	1048	AcroRd32.exe	89
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 3448	3672	RdrCEF.exe	90
PID 3672 wrote to memory of 4516	3672	RdrCEF.exe	91
PID 3672 wrote to memory of 4516	3672	RdrCEF.exe	91
PID 3672 wrote to memory of 4516	3672	RdrCEF.exe	91
PID 3672 wrote to memory of 4516	3672	RdrCEF.exe	91
PID 3672 wrote to memory of 4516	3672	RdrCEF.exe	91
PID 3672 wrote to memory of 4516	3672	RdrCEF.exe	91
PID 3672 wrote to memory of 4516	3672	RdrCEF.exe	91
PID 3672 wrote to memory of 4516	3672	RdrCEF.exe	91
PID 3672 wrote to memory of 4516	3672	RdrCEF.exe	91
PID 3672 wrote to memory of 4516	3672	RdrCEF.exe	91
PID 3672 wrote to memory of 4516	3672	RdrCEF.exe	91
PID 3672 wrote to memory of 4516	3672	RdrCEF.exe	91
PID 3672 wrote to memory of 4516	3672	RdrCEF.exe	91
PID 3672 wrote to memory of 4516	3672	RdrCEF.exe	91
PID 3672 wrote to memory of 4516	3672	RdrCEF.exe	91
PID 3672 wrote to memory of 4516	3672	RdrCEF.exe	91
PID 3672 wrote to memory of 4516	3672	RdrCEF.exe	91
PID 3672 wrote to memory of 4516	3672	RdrCEF.exe	91
PID 3672 wrote to memory of 4516	3672	RdrCEF.exe	91
PID 3672 wrote to memory of 4516	3672	RdrCEF.exe	91

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\7dcaa7146953abaf4270bd85b44f5889.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:1048
- 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:3672
- - 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=91660C2D7B72D81983F25E671EBCBA99 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3448
- - 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=72EB36EA34A15ED7DD76CBAC162CE204 --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=72EB36EA34A15ED7DD76CBAC162CE204 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4516
- - 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=CDC506CA1F88EE6D4A8479CCA819BFC9 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4464
- - 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=D1AA0C6457C4E8AF2878EC32EEEE4B4C --mojo-platform-channel-handle=1852 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3476
- - 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=40FA1F93A344A3F8864DCED4184EA021 --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=40FA1F93A344A3F8864DCED4184EA021 --renderer-client-id=6 --mojo-platform-channel-handle=2432 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1936
- - 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=EBCCCAB778A5F79303B9E7A6FDA2D658 --mojo-platform-channel-handle=2348 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1580

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2272

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
44e104a39bb233765583816a90fcf347

SHA1
d25c0e3b6d52d696b18e324906746cb9886d4b90

SHA256
4b8f473378adb1592883da2379fe7ff4ed53ed3906fb7018f6b9cc6db52fb0ba

SHA512
9bad8b60c5d13c84db28d56b8303b712e771886428dd7186a69444ea7edbaf33b173c46d1f26d505e87ef9e6d0d2f8ff73275e3d022a759177a841d42fc575a9

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
memory/1048-26-0x000000000A7E0000-0x000000000A830000-memory.dmp

Filesize
320KB

Download