Behavioral task
behavioral1
Sample
1c92ea7a0cacd188b69f8ff2be773e4564c4da8df905aa8c38330907f1a7b079.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
1c92ea7a0cacd188b69f8ff2be773e4564c4da8df905aa8c38330907f1a7b079.exe
Resource
win10v2004-20230220-en
General
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Target
10421935343.zip
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Size
140KB
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MD5
13b77a939a24ffce8942226995e314eb
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SHA1
706d5223518a758bc342d4cdec8593b9386dfde5
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SHA256
e57a04bdf1d88296d9d31c3fe116013e0122367b9c5586983d920a5c7ddd0ebc
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SHA512
029ae8294fdbd2bdfbd99210a80c130f143fe0a23cf4c77929b8a22d239a9cf319cfa0da7eab302da1c91e357b5bfb816a9bd3b58ae6bf6210807d2df925f6fe
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SSDEEP
3072:XnVt9dQkwJCSB+bMncV9HSxJ4l034IVsu6XBoMFrORw9eN+h/SNG:3/9vwmb4YMxsW4IVyXBrAWe4SNG
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/unpack001/1c92ea7a0cacd188b69f8ff2be773e4564c4da8df905aa8c38330907f1a7b079 family_lockbit -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/1c92ea7a0cacd188b69f8ff2be773e4564c4da8df905aa8c38330907f1a7b079
Files
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10421935343.zip.zip
Password: infected
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1c92ea7a0cacd188b69f8ff2be773e4564c4da8df905aa8c38330907f1a7b079.exe windows x86
Password: infected
914685b69f2ac2ff61b6b0f1883a054d
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
gdi32
SetPixel
GetPixel
SelectPalette
SelectObject
GetTextColor
BitBlt
GetDeviceCaps
CreateSolidBrush
CreateFontW
CreateDIBitmap
user32
LoadMenuW
LoadImageW
CreateDialogParamW
CreateWindowExW
DefWindowProcW
GetDlgItem
IsDlgButtonChecked
kernel32
GetLastError
GetProcAddress
GetModuleHandleA
GetLocaleInfoW
FreeLibrary
GetFileAttributesW
GetCommandLineW
GetCommandLineA
Sections
.text Size: 95KB - Virtual size: 95KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.itext Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 40KB - Virtual size: 43KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE