226912a927b7dc118733cf5f1da0387c9b1c46a63041dadbcf6fe285cc029f81

Analysis

max time kernel
142s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12/02/2024, 03:30

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General

Target

962230bd5fa63a6a53b2620a4cfc4bdb.pdf
Size

86KB
MD5

962230bd5fa63a6a53b2620a4cfc4bdb
SHA1

81e560d877e61049a57a8955b50d1d5425b256cc
SHA256

226912a927b7dc118733cf5f1da0387c9b1c46a63041dadbcf6fe285cc029f81
SHA512

991f90483c73394efc1e90e2389aeee3c68ca0b4a5cfc9da6fc3f41e0fe324ab02dd6b2652bcca847e68ee12449530a3d8c9d2a5992abd5353a3e5483cb48f7c
SSDEEP

1536:xVUiE9dgcvvgweY4SnBH/nD6XoIvQQ8eBD/EjPT1DFWW1mdiCcz7dKkmLAlG3jO7:YiJcnlxnJ/D6XjvL6edxO7gkajjwrD5

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1044	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe
1044	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1044 wrote to memory of 220	1044	AcroRd32.exe	84
PID 1044 wrote to memory of 220	1044	AcroRd32.exe	84
PID 1044 wrote to memory of 220	1044	AcroRd32.exe	84
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 2868	220	RdrCEF.exe	85
PID 220 wrote to memory of 5068	220	RdrCEF.exe	86
PID 220 wrote to memory of 5068	220	RdrCEF.exe	86
PID 220 wrote to memory of 5068	220	RdrCEF.exe	86
PID 220 wrote to memory of 5068	220	RdrCEF.exe	86
PID 220 wrote to memory of 5068	220	RdrCEF.exe	86
PID 220 wrote to memory of 5068	220	RdrCEF.exe	86
PID 220 wrote to memory of 5068	220	RdrCEF.exe	86
PID 220 wrote to memory of 5068	220	RdrCEF.exe	86
PID 220 wrote to memory of 5068	220	RdrCEF.exe	86
PID 220 wrote to memory of 5068	220	RdrCEF.exe	86
PID 220 wrote to memory of 5068	220	RdrCEF.exe	86
PID 220 wrote to memory of 5068	220	RdrCEF.exe	86
PID 220 wrote to memory of 5068	220	RdrCEF.exe	86
PID 220 wrote to memory of 5068	220	RdrCEF.exe	86
PID 220 wrote to memory of 5068	220	RdrCEF.exe	86
PID 220 wrote to memory of 5068	220	RdrCEF.exe	86
PID 220 wrote to memory of 5068	220	RdrCEF.exe	86
PID 220 wrote to memory of 5068	220	RdrCEF.exe	86
PID 220 wrote to memory of 5068	220	RdrCEF.exe	86
PID 220 wrote to memory of 5068	220	RdrCEF.exe	86

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\962230bd5fa63a6a53b2620a4cfc4bdb.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:1044
- 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:220
- - 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=EBC8D4335D3935B6FFFC37D227EAF87A --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2868
- - 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=D31C37655EA43A5622AC45B3A5121DD7 --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=D31C37655EA43A5622AC45B3A5121DD7 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5068
- - 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=02A06C0895B56CA6FC73CACC6CA6BEAA --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=02A06C0895B56CA6FC73CACC6CA6BEAA --renderer-client-id=4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2012
- - 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=5DD153259EB775A71614F2F85C26F007 --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3000
- - 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=FB06E2C212622B0EF52B191D4FA9785D --mojo-platform-channel-handle=1980 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4948
- - 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=4302079EE63CEC6C5439F15A23119165 --mojo-platform-channel-handle=1940 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2116

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2788

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
a685ec206378d5694e2bd1e081e5b68d

SHA1
d5787e043651d6b40268d221708a875164fbe637

SHA256
6f8984ca19c6f62ff33cd918d7c98f9662065b1ac793626a964328626ab794ee

SHA512
54bfe190b7522314d8e1ab11582700b0c678f7b1f8cfce9850c5c782a5e3f25656873e25ad41130e6f039004f1f9f75dbf46fc83f5a8945d958c81d223b115d2

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/1044-28-0x000000000B510000-0x000000000B531000-memory.dmp

Filesize
132KB

Download
memory/1044-128-0x000000000B510000-0x000000000B531000-memory.dmp

Filesize
132KB

Download
memory/1044-135-0x000000000B510000-0x000000000B531000-memory.dmp

Filesize
132KB

Download
memory/1044-142-0x000000000B510000-0x000000000B531000-memory.dmp

Filesize
132KB

Download