50b6411f0fdd1b4be991e63cd3b97ddea3150f15815fc752c47496796450aa6c

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
07-01-2024 22:34

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General

Target

49f3602c4217fb7ec0cd25ca94e6371d.pdf
Size

33KB
MD5

49f3602c4217fb7ec0cd25ca94e6371d
SHA1

7d6873ef6a077eed934c1f6e06f9d169712da56c
SHA256

50b6411f0fdd1b4be991e63cd3b97ddea3150f15815fc752c47496796450aa6c
SHA512

67380d218aebd0cdf89c10db6a97cf0f7d32850ee4d555bf5ea72570dcf22ef7c5ad1937a4d739320601c36a8252b982cb03aaba5c4ff93c64102b648c6aff9d
SSDEEP

768:yEORywYeVGTsCAw7yDcDxU2XDnkg4anwpekpi+5Einy:yF7LSvZxU2XDnkZGwC+yiny

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
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2920	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe
2920	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2920 wrote to memory of 3852	2920	AcroRd32.exe	94
PID 2920 wrote to memory of 3852	2920	AcroRd32.exe	94
PID 2920 wrote to memory of 3852	2920	AcroRd32.exe	94
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3424	3852	RdrCEF.exe	96
PID 3852 wrote to memory of 3104	3852	RdrCEF.exe	95
PID 3852 wrote to memory of 3104	3852	RdrCEF.exe	95
PID 3852 wrote to memory of 3104	3852	RdrCEF.exe	95
PID 3852 wrote to memory of 3104	3852	RdrCEF.exe	95
PID 3852 wrote to memory of 3104	3852	RdrCEF.exe	95
PID 3852 wrote to memory of 3104	3852	RdrCEF.exe	95
PID 3852 wrote to memory of 3104	3852	RdrCEF.exe	95
PID 3852 wrote to memory of 3104	3852	RdrCEF.exe	95
PID 3852 wrote to memory of 3104	3852	RdrCEF.exe	95
PID 3852 wrote to memory of 3104	3852	RdrCEF.exe	95
PID 3852 wrote to memory of 3104	3852	RdrCEF.exe	95
PID 3852 wrote to memory of 3104	3852	RdrCEF.exe	95
PID 3852 wrote to memory of 3104	3852	RdrCEF.exe	95
PID 3852 wrote to memory of 3104	3852	RdrCEF.exe	95
PID 3852 wrote to memory of 3104	3852	RdrCEF.exe	95
PID 3852 wrote to memory of 3104	3852	RdrCEF.exe	95
PID 3852 wrote to memory of 3104	3852	RdrCEF.exe	95
PID 3852 wrote to memory of 3104	3852	RdrCEF.exe	95
PID 3852 wrote to memory of 3104	3852	RdrCEF.exe	95
PID 3852 wrote to memory of 3104	3852	RdrCEF.exe	95

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\49f3602c4217fb7ec0cd25ca94e6371d.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:2920
- 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:3852
- - 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=2795F51A993B4F708CC86D6824D9BC1E --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=2795F51A993B4F708CC86D6824D9BC1E --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3104
- - 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=47600E76C9267FD35A69464CFB5042ED --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3424
- - 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=8DA14A3FC8D4C376A789C0F3FD4DB7D5 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3064
- - 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=F003C2B213BB2324F7230B7489ED451E --mojo-platform-channel-handle=2356 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3204
- - 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=F7266022D43508899C753C1A2C5655A1 --mojo-platform-channel-handle=1888 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:6120
- - 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=EC49B49BAE5B9007DCB0352360B52787 --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=EC49B49BAE5B9007DCB0352360B52787 --renderer-client-id=8 --mojo-platform-channel-handle=1932 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1072

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5520

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
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit