c33b6004c527653a5de0885d9aef393a3e9e7d06a1fa533b69196b4a03f19346

Analysis

max time kernel
140s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/01/2024, 13:54

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

8000e64fddf80d629b5d9761dbbb43f9.pdf
Size

82KB
MD5

8000e64fddf80d629b5d9761dbbb43f9
SHA1

e15d8a74d7e58b78796ab56ddc08fa8fbe7f1f33
SHA256

c33b6004c527653a5de0885d9aef393a3e9e7d06a1fa533b69196b4a03f19346
SHA512

358e5305961cdcc91156a2dde692272f3a9a7ba49317c409f4eb2b44728333a463124a44ecf91b048bd224dc948fca7157fc2e0ba06917b36e47cb26853ae002
SSDEEP

1536:mFID6KTqN7Ekb+EEqXgliX1s/0HhD3Keo9/yoQD7IaJz/DNsTRaPH7j35GN:mGvqudliXqsD3dfD7Fz/DGTRaPHf3e

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3180	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe
3180	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3180 wrote to memory of 3876	3180	AcroRd32.exe	86
PID 3180 wrote to memory of 3876	3180	AcroRd32.exe	86
PID 3180 wrote to memory of 3876	3180	AcroRd32.exe	86
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 1348	3876	RdrCEF.exe	89
PID 3876 wrote to memory of 2376	3876	RdrCEF.exe	90
PID 3876 wrote to memory of 2376	3876	RdrCEF.exe	90
PID 3876 wrote to memory of 2376	3876	RdrCEF.exe	90
PID 3876 wrote to memory of 2376	3876	RdrCEF.exe	90
PID 3876 wrote to memory of 2376	3876	RdrCEF.exe	90
PID 3876 wrote to memory of 2376	3876	RdrCEF.exe	90
PID 3876 wrote to memory of 2376	3876	RdrCEF.exe	90
PID 3876 wrote to memory of 2376	3876	RdrCEF.exe	90
PID 3876 wrote to memory of 2376	3876	RdrCEF.exe	90
PID 3876 wrote to memory of 2376	3876	RdrCEF.exe	90
PID 3876 wrote to memory of 2376	3876	RdrCEF.exe	90
PID 3876 wrote to memory of 2376	3876	RdrCEF.exe	90
PID 3876 wrote to memory of 2376	3876	RdrCEF.exe	90
PID 3876 wrote to memory of 2376	3876	RdrCEF.exe	90
PID 3876 wrote to memory of 2376	3876	RdrCEF.exe	90
PID 3876 wrote to memory of 2376	3876	RdrCEF.exe	90
PID 3876 wrote to memory of 2376	3876	RdrCEF.exe	90
PID 3876 wrote to memory of 2376	3876	RdrCEF.exe	90
PID 3876 wrote to memory of 2376	3876	RdrCEF.exe	90
PID 3876 wrote to memory of 2376	3876	RdrCEF.exe	90

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\8000e64fddf80d629b5d9761dbbb43f9.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:3180
- 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:3876
- - 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=C7FA1E30212ECD43D262FCF584A1024A --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1348
- - 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=C39F4E35EA75057354A9F90F6018357A --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=C39F4E35EA75057354A9F90F6018357A --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2376
- - 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=C6F934E34795371C314D878B239B0A6F --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=C6F934E34795371C314D878B239B0A6F --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2268
- - 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=30C59CAE95CAE85DCB426AA4DEE0F17B --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2176
- - 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=64746B98750E0ED4F02E0E39EECABCB7 --mojo-platform-channel-handle=2012 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2368
- - 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=F5A7156F89AA4E63B8C12F88A18727BD --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2112

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1300

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
463bf6628f8d38e1387ae36b292dbc3b

SHA1
3743b39fbf903e4cf7fdc59a16c440a861aaea84

SHA256
673ec9350824e73408ef7b3e607c072ca98cfea9b1adfdcfb4288da3bebe696c

SHA512
b02adc999eae3b5615ee0bc1634023038253440d2e91ac176f3749e27ca5229a6637e708e9889e3270a0b3eb4d3a9b4e837ae0018568ccf30cb7798fb914364f

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