Resubmissions
16-11-2024 01:07
241116-bg25bawgme 1016-11-2024 01:07
241116-bgq22szqbm 1016-11-2024 01:00
241116-bc6a6svqft 10Analysis
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max time kernel
21s -
max time network
30s -
platform
windows10-ltsc 2021_x64 -
resource
win10ltsc2021-20241023-en -
resource tags
arch:x64arch:x86image:win10ltsc2021-20241023-enlocale:en-usos:windows10-ltsc 2021-x64system -
submitted
16-11-2024 01:07
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe
Resource
win10ltsc2021-20241023-en
windows10-ltsc 2021-x64
8 signatures
300 seconds
Errors
Reason
Machine shutdown
General
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Target
3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe
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Size
20KB
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MD5
392ca2ff27e3fa0d2b4f3f5ec7909d74
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SHA1
e90b467ec5949ffd8579841b21ca7dea04d12fe8
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SHA256
3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5
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SHA512
1af53bdfe7a27e52c3f70004d6df315777051e773e2b56aec983d71ad84c77837e579d043854ac4a34b7402f0f79d844cb75ebae97e57e852b68211912526848
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SSDEEP
384:ov3IICuZX+uj3164g/HaqypZjNW6I8V/943bfyHmZM/sSpu5JZZNT:ovYruR+GrgfadowV/9wf8me/sb5L7
Score
10/10
Malware Config
Signatures
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Chaos
Ransomware family first seen in June 2021.
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Chaos Ransomware 1 IoCs
resource yara_rule behavioral1/memory/3668-2-0x00000000008F0000-0x00000000008FE000-memory.dmp family_chaos -
Chaos family
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Modifies data under HKEY_USERS 15 IoCs
description ioc Process 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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1" LogonUI.exe 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 = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00 LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "120" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040" LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89" LogonUI.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe -
Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3668 3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1436 LogonUI.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe"C:\Users\Admin\AppData\Local\Temp\3e96709bb940d80b4ffe950fa589fff66fbf84eb752de49f115bc51c28e179f5.exe"1⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3668
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x4 /state0:0xa3a19855 /state1:0x41c64e6d1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:1436