3d16c0b2b646b27b4c97e8faf25cc0fb6163be6c8a06052e35c871ecdc1a2e0b

Resubmissions

22/02/2024, 23:12

240222-2695bsgf99 3

22/02/2024, 23:07

240222-233wvagf86 8

22/02/2024, 23:03

240222-21plfagb6x 8

Analysis

max time kernel
82s
max time network
84s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
22/02/2024, 23:12

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Reason

Machine shutdown

Report Analysis Logs

General

Target

dex.py
Size

72KB
MD5

7f6b5c695ac2a3543a9921464a0b2001
SHA1

0e6d2856a5156bd1b344b0c00786c43fc426094d
SHA256

8698edb79ed0c8025d3e38313e691d3a580aec4950e73028cfbe1aa38427d591
SHA512

f1d97f72cd7229856d32ad33321f2188084fe82ffa886b387481141a0b4be2090aa231d454556c4a3702c1692c406a3f0b32632246deebc1a270db39977f07ad
SSDEEP

1536:spm9vXREPgKx+jFhdRvcAAKLg+jDCQX2mdR6QXuV5jmiKjuCtmHyl4ihlCnLje1F:spm9/RcgKx+j/kA9LpKQJdR6/V5yPjuI

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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-1-5-21-2930051783-2551506282-3430162621-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = 99ebff004cc2ff000091f8000078d4000067c000003e9200001a6800f7630c00	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292114432"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4290799360"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292114432"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365268"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365268"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "102"	LogonUI.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings	OpenWith.exe
Key created	\REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000_Classes\Local Settings\MuiCache	MiniSearchHost.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1176	OpenWith.exe

Suspicious use of SetWindowsHookEx 23 IoCs

pid	Process
1176	OpenWith.exe
1176	OpenWith.exe
1176	OpenWith.exe
1176	OpenWith.exe
1176	OpenWith.exe
1176	OpenWith.exe
1176	OpenWith.exe
1176	OpenWith.exe
1176	OpenWith.exe
1176	OpenWith.exe
1176	OpenWith.exe
1176	OpenWith.exe
1176	OpenWith.exe
1176	OpenWith.exe
1176	OpenWith.exe
1176	OpenWith.exe
1176	OpenWith.exe
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe
4312	AcroRd32.exe
4988	MiniSearchHost.exe
1800	LogonUI.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1176 wrote to memory of 4312	1176	OpenWith.exe	83
PID 1176 wrote to memory of 4312	1176	OpenWith.exe	83
PID 1176 wrote to memory of 4312	1176	OpenWith.exe	83
PID 4312 wrote to memory of 3440	4312	AcroRd32.exe	86
PID 4312 wrote to memory of 3440	4312	AcroRd32.exe	86
PID 4312 wrote to memory of 3440	4312	AcroRd32.exe	86
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1412	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 4672	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 4672	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 4672	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 4672	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 4672	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 4672	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 4672	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 4672	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 4672	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 4672	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 4672	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 4672	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 4672	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 4672	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 4672	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 4672	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 4672	3440	RdrCEF.exe	88

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\dex.py
1⤵
- Modifies registry class
PID:412

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1176
- 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\dex.py"
  2⤵
  - Checks processor information in registry
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4312
- - 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
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3440
  - - 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=C9FD1200D77680D6C5B5A13E870FE8EF --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
      4⤵
      PID:1412
  - - 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=80CFE38CF6F5CE8DEA85AF25EC47C7C1 --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=80CFE38CF6F5CE8DEA85AF25EC47C7C1 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
      4⤵
      PID:4672
  - - 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=6F04D001F6A4582C400AAF42E05905ED --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
      4⤵
      PID:2476
  - - 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=F343898920B63DB3BF60FFEEC659D989 --mojo-platform-channel-handle=2400 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
      4⤵
      PID:1196
  - - 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=DA83547AA1960B649ABAB535799567EC --mojo-platform-channel-handle=2416 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
      4⤵
      PID:3996

C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe
"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe" -ServerName:MiniSearchUI.AppXj3y73at8fy1htwztzxs68sxx1v7cksp7.mca
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4988

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:4324

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa3952055 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:1800

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\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\TempState\SearchHoverUnifiedTileModelCache.dat

Filesize
10KB

MD5
eebfb84605e05222e3ad98f4b9f62db2

SHA1
36ddd440df5b2776281ad245a6a57e7a183c09a0

SHA256
4a9b70f7113d5c252937ad9bbfa110031124ffe3643648db3f944111b61bd559

SHA512
90e6f46d36c30783af4032f72beb58eb157849a8197e39945542da8a0c1313cb87e91f18a732f5718ec6a676fcd790458419bcc22c608824416fa6df14bf5ba6

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