2ced3d91746ab3cb5966e7f380c1e475a08c4e943fd068ab882291dc69f6912a

Analysis

max time kernel
143s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
03/02/2024, 03:57

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General

Target

8b563fe7bac0e7c80e78c187611c9568.pdf
Size

93KB
MD5

8b563fe7bac0e7c80e78c187611c9568
SHA1

cb60c6e0572f113c1770ec71ecbe142ce8a804e2
SHA256

2ced3d91746ab3cb5966e7f380c1e475a08c4e943fd068ab882291dc69f6912a
SHA512

fbedc040eb71387f8d4817475a5407a92b2e2efcbfcd5ce7fadfb253db43993516b6126c9844391a2ae71de16eb39b809113d6dbc363a90da5af0d261a966a8d
SSDEEP

1536:iq57jZoKCCAdXB9WdbJ4ak1IA75tM78ne0x0oCbglWaK55+d8A/xXNb/ogW8pO+Y:z57rCNX8bJ2IAM7XFoCbgBgHA/x9kL+Y

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
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3332	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe
3332	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3332 wrote to memory of 3592	3332	AcroRd32.exe	86
PID 3332 wrote to memory of 3592	3332	AcroRd32.exe	86
PID 3332 wrote to memory of 3592	3332	AcroRd32.exe	86
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 2052	3592	RdrCEF.exe	87
PID 3592 wrote to memory of 1984	3592	RdrCEF.exe	88
PID 3592 wrote to memory of 1984	3592	RdrCEF.exe	88
PID 3592 wrote to memory of 1984	3592	RdrCEF.exe	88
PID 3592 wrote to memory of 1984	3592	RdrCEF.exe	88
PID 3592 wrote to memory of 1984	3592	RdrCEF.exe	88
PID 3592 wrote to memory of 1984	3592	RdrCEF.exe	88
PID 3592 wrote to memory of 1984	3592	RdrCEF.exe	88
PID 3592 wrote to memory of 1984	3592	RdrCEF.exe	88
PID 3592 wrote to memory of 1984	3592	RdrCEF.exe	88
PID 3592 wrote to memory of 1984	3592	RdrCEF.exe	88
PID 3592 wrote to memory of 1984	3592	RdrCEF.exe	88
PID 3592 wrote to memory of 1984	3592	RdrCEF.exe	88
PID 3592 wrote to memory of 1984	3592	RdrCEF.exe	88
PID 3592 wrote to memory of 1984	3592	RdrCEF.exe	88
PID 3592 wrote to memory of 1984	3592	RdrCEF.exe	88
PID 3592 wrote to memory of 1984	3592	RdrCEF.exe	88
PID 3592 wrote to memory of 1984	3592	RdrCEF.exe	88
PID 3592 wrote to memory of 1984	3592	RdrCEF.exe	88

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\8b563fe7bac0e7c80e78c187611c9568.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:3332
- 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:3592
- - 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=5D69A823A48EA773E5536F3770F18895 --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=5D69A823A48EA773E5536F3770F18895 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2052
- - 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=8A33333CD1364D9BD8C224BF9E7238C2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1984
- - 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=05BE9D3952C6E6FA7C525406CE1AEE35 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4040
- - 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=8FE470C96946C5FFF33851F6DFEA674C --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=8FE470C96946C5FFF33851F6DFEA674C --renderer-client-id=5 --mojo-platform-channel-handle=2040 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4836
- - 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=F8BC4B9701D33FAD3E60F29E11A35B83 --mojo-platform-channel-handle=2688 --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=7120755D5762A8E44F176EA9CCF334AE --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4172

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1928

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
decb9df0bc210dcf26bce197d8f79df0

SHA1
6d30b0c457e9bc7098c1894444575eea74906b87

SHA256
77565f06525d1f8d460e2940a13b45f327646a9d3869c1ce7b04c8e8041a558c

SHA512
b694c7d452fd69778e3d8e158c16bf1759fffded7e97a853ff60ea58d4fdcbb03839116fa788ca9c0edbeae09ed9f5630e10696824755bb14e905b6557bb6ff3

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