Behavioral task
behavioral1
Sample
854fa48ecd2d346e20d3c51cfd5dd3a8aa3b5eb5dd75e4a7ff8a8374d4d474e0.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
854fa48ecd2d346e20d3c51cfd5dd3a8aa3b5eb5dd75e4a7ff8a8374d4d474e0.exe
Resource
win10v2004-20230220-en
General
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Target
10455356142.zip
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Size
104KB
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MD5
834c817512a537e5c38b25a1cc68f056
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SHA1
70e14eead287f928aeda9e714719752a0573ea85
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SHA256
6799d6f02a1d7b0046d1cfb65e7b6acf8feec9bdc902d4e79c7b97bbbd665ad2
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SHA512
da9c82ad2eea1e87cb2a87fa162b44e70a2fec6912012cc9d68fe228f02803492d4782a41e38b4bd8329a48c0d40aa46aea3afd9de6392b1715000be17b66267
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SSDEEP
3072:K6wOQ+F00IVwfeR1J8oWlfvwIaMdUTlGMFgspd7:OzVyfeR1IfoIwsMFv7
Malware Config
Signatures
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Lockbit family
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Rule to detect Lockbit 3.0 ransomware Windows payload 1 IoCs
resource yara_rule static1/unpack001/854fa48ecd2d346e20d3c51cfd5dd3a8aa3b5eb5dd75e4a7ff8a8374d4d474e0 family_lockbit -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/854fa48ecd2d346e20d3c51cfd5dd3a8aa3b5eb5dd75e4a7ff8a8374d4d474e0
Files
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10455356142.zip.zip
Password: infected
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854fa48ecd2d346e20d3c51cfd5dd3a8aa3b5eb5dd75e4a7ff8a8374d4d474e0.exe windows x86
41fb8cb2943df6de998b35a9d28668e8
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
gdi32
SetPixel
SetDCBrushColor
SelectPalette
GetTextColor
GetDeviceCaps
CreateSolidBrush
user32
DefWindowProcW
CreateMenu
EndDialog
GetDlgItem
GetKeyNameTextW
GetMessageW
GetWindowTextW
IsDlgButtonChecked
LoadImageW
LoadMenuW
DialogBoxParamW
kernel32
SetLastError
LoadLibraryW
GetTickCount
GetLastError
GetCommandLineW
GetCommandLineA
FreeLibrary
Sections
.text Size: 96KB - Virtual size: 96KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.itext Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 44KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ