e64a733aaf2b47d2934c48ad61def1aee2b9ffc93e9061145eb8c7499d4033a6

Analysis

max time kernel
164s
max time network
181s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12/01/2024, 16:13

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General

Target

56eb867a284b20c91144f0bc168ffcc7.pdf
Size

89KB
MD5

56eb867a284b20c91144f0bc168ffcc7
SHA1

9d2485a8de6dede1b4b4c2b4c8ce5f293aba17c1
SHA256

e64a733aaf2b47d2934c48ad61def1aee2b9ffc93e9061145eb8c7499d4033a6
SHA512

3df49f6aff7ef1f68ae389d077a508f9e5138d8640ff87343eaf3fad47d2b66ce5231050727d29863d4961d03de99136ba75b64ed331a902542764de926d2c4f
SSDEEP

1536:/Xfw1kAQ5P9rZYuwvMhTvEd0w87Ez8WhwUoFYKn+TPW6pOu2KEfK47zFq:nwI51xwUhTvvwgEZtTku2K2Z0

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1604	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe
1604	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1604 wrote to memory of 4884	1604	AcroRd32.exe	91
PID 1604 wrote to memory of 4884	1604	AcroRd32.exe	91
PID 1604 wrote to memory of 4884	1604	AcroRd32.exe	91
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 1276	4884	RdrCEF.exe	95
PID 4884 wrote to memory of 2124	4884	RdrCEF.exe	96
PID 4884 wrote to memory of 2124	4884	RdrCEF.exe	96
PID 4884 wrote to memory of 2124	4884	RdrCEF.exe	96
PID 4884 wrote to memory of 2124	4884	RdrCEF.exe	96
PID 4884 wrote to memory of 2124	4884	RdrCEF.exe	96
PID 4884 wrote to memory of 2124	4884	RdrCEF.exe	96
PID 4884 wrote to memory of 2124	4884	RdrCEF.exe	96
PID 4884 wrote to memory of 2124	4884	RdrCEF.exe	96
PID 4884 wrote to memory of 2124	4884	RdrCEF.exe	96
PID 4884 wrote to memory of 2124	4884	RdrCEF.exe	96
PID 4884 wrote to memory of 2124	4884	RdrCEF.exe	96
PID 4884 wrote to memory of 2124	4884	RdrCEF.exe	96
PID 4884 wrote to memory of 2124	4884	RdrCEF.exe	96
PID 4884 wrote to memory of 2124	4884	RdrCEF.exe	96
PID 4884 wrote to memory of 2124	4884	RdrCEF.exe	96
PID 4884 wrote to memory of 2124	4884	RdrCEF.exe	96
PID 4884 wrote to memory of 2124	4884	RdrCEF.exe	96
PID 4884 wrote to memory of 2124	4884	RdrCEF.exe	96
PID 4884 wrote to memory of 2124	4884	RdrCEF.exe	96
PID 4884 wrote to memory of 2124	4884	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\56eb867a284b20c91144f0bc168ffcc7.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:1604
- 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:4884
- - 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=BA9D44752FE7D7A9DBD5580A9C1C3BEF --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1276
- - 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=D659C02F484CB0424AC0961C0696B603 --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=D659C02F484CB0424AC0961C0696B603 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2124
- - 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=19B9DF5C40A68A586CD797BE7024B2A0 --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=19B9DF5C40A68A586CD797BE7024B2A0 --renderer-client-id=4 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3516
- - 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=D2A68062F5DB58674F1A7D4AA5ED046A --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4160
- - 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=9DB60218F95E9C852483AE0B8D69A0D6 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:440
- - 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=154A84FA1C6771192441E9830319B837 --mojo-platform-channel-handle=2012 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2564

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:652

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
8ae04890f2ff6570d3d2338479749322

SHA1
e8a9690f0b4b512b78adf790ef0ada425912b2bf

SHA256
d327b72583f1bdebd1da0441abeb451c573f9ffc758b5523aacf8aba576811ff

SHA512
36859f163f60ba4d292f7e5cdd6286d914b171f2e9edfb1d177aa352e8cf7237f375f643ca6c42749efef7b1f751c51db476d97da537d88b9527ad1e1f18ac38

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