cc6c740bd0cc00ad8b70a8e912a00010da838a600925d8d4e3570433269c71a5

Analysis

max time kernel
140s
max time network
152s
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 02:17

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General

Target

95faf0c36a8fff537eece48340e46c56.pdf
Size

85KB
MD5

95faf0c36a8fff537eece48340e46c56
SHA1

4ced375ae3026fc40fab84c5692e310f99e9e821
SHA256

cc6c740bd0cc00ad8b70a8e912a00010da838a600925d8d4e3570433269c71a5
SHA512

403e80d2c61d0d2d6592eb9b73a233265c3d476750bb000263124666a24f56cde67b30fd3df3ee82efaf2548a90f8c9dfbec9ea3046f096ca8874f0c6eaa32d7
SSDEEP

1536:U4VRL8g3nWMf8im2MVPmdnI6rSnu0pL3dhRmMBKIWhom9oWapOtQHWMlQtgr2Jld:5XL8g3nWMhCPmx/reHzO9RtQwSmd

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4016	AcroRd32.exe
4016	AcroRd32.exe
4016	AcroRd32.exe
4016	AcroRd32.exe
4016	AcroRd32.exe
4016	AcroRd32.exe
4016	AcroRd32.exe
4016	AcroRd32.exe
4016	AcroRd32.exe
4016	AcroRd32.exe
4016	AcroRd32.exe
4016	AcroRd32.exe
4016	AcroRd32.exe
4016	AcroRd32.exe
4016	AcroRd32.exe
4016	AcroRd32.exe
4016	AcroRd32.exe
4016	AcroRd32.exe
4016	AcroRd32.exe
4016	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4016	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4016	AcroRd32.exe
4016	AcroRd32.exe
4016	AcroRd32.exe
4016	AcroRd32.exe
4016	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4016 wrote to memory of 4852	4016	AcroRd32.exe	84
PID 4016 wrote to memory of 4852	4016	AcroRd32.exe	84
PID 4016 wrote to memory of 4852	4016	AcroRd32.exe	84
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 2800	4852	RdrCEF.exe	85
PID 4852 wrote to memory of 892	4852	RdrCEF.exe	86
PID 4852 wrote to memory of 892	4852	RdrCEF.exe	86
PID 4852 wrote to memory of 892	4852	RdrCEF.exe	86
PID 4852 wrote to memory of 892	4852	RdrCEF.exe	86
PID 4852 wrote to memory of 892	4852	RdrCEF.exe	86
PID 4852 wrote to memory of 892	4852	RdrCEF.exe	86
PID 4852 wrote to memory of 892	4852	RdrCEF.exe	86
PID 4852 wrote to memory of 892	4852	RdrCEF.exe	86
PID 4852 wrote to memory of 892	4852	RdrCEF.exe	86
PID 4852 wrote to memory of 892	4852	RdrCEF.exe	86
PID 4852 wrote to memory of 892	4852	RdrCEF.exe	86
PID 4852 wrote to memory of 892	4852	RdrCEF.exe	86
PID 4852 wrote to memory of 892	4852	RdrCEF.exe	86
PID 4852 wrote to memory of 892	4852	RdrCEF.exe	86
PID 4852 wrote to memory of 892	4852	RdrCEF.exe	86
PID 4852 wrote to memory of 892	4852	RdrCEF.exe	86
PID 4852 wrote to memory of 892	4852	RdrCEF.exe	86
PID 4852 wrote to memory of 892	4852	RdrCEF.exe	86
PID 4852 wrote to memory of 892	4852	RdrCEF.exe	86
PID 4852 wrote to memory of 892	4852	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\95faf0c36a8fff537eece48340e46c56.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:4016
- 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:4852
- - 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=03D49FA65C0BD3F4F51772539B517738 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2800
- - 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=2D3490A3324A690E5A5F8188EF40454B --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=2D3490A3324A690E5A5F8188EF40454B --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:892
- - 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=90F05FDFC94AE628A0870C2350A86633 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3252
- - 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=0B9E2DD19330EE723EF5CCB7357B8819 --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=0B9E2DD19330EE723EF5CCB7357B8819 --renderer-client-id=5 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4944
- - 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=705FD3A1E5DB41A6EAD29F7016C8E0F8 --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2580
- - 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=E5231C9F1B61EF65B74606D9E44983AC --mojo-platform-channel-handle=1772 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3708

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2152

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
04b1a7ab28093bdebce47b8b26ebb746

SHA1
9b7f4fbad1672ff07d0b3d66c12c89d4a4a5354a

SHA256
39589a204bb013af5336bdc3e29fdbd355580a3e0adbedc7b911449f802519c8

SHA512
9ee2fe20e5a85f6f1c3c0e176702db49cc5b5e58ad2f259a8652c788f49e9ff58268d55d19a1cd734022651348a4323467977eae56b7d1c0a3616384af29571f

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