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240124-r9zsnadad2 10Behavioral task
behavioral1
Sample
LBB.exe
Resource
win10v2004-20231215-en
General
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Target
LBB.exe
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Size
159KB
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MD5
9523d310e59ebc4538af38d0e31caaf1
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SHA1
6e88f0026faa90d0710931a519a0c09cac80868d
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SHA256
6e467af79b5b27cfda5c65bd40e097cc03b3de5d266fdd886de77a7e108dff6b
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SHA512
8665ede61e9c45ef66657426b914f412efa97019696e7c1788d75df1b3acc06469872c82fd8a6aab49f104d326219cc8084c3d4544a7bd86746ac74cf1ff399e
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SSDEEP
3072:fuJ9OlKolUa1U197bzhVsmftsTDLKX+kv0Odc1VH+DkAP:fufj0zi1dNVsmftmDatRDtP
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 sample family_lockbit -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource LBB.exe
Files
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LBB.exe.exe windows:5 windows x86 arch:x86
89b43582b27abefb2b74684ab12a2f8e
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
CreateDIBitmap
TextOutW
SetTextColor
SetPixel
GetTextMetricsW
GetTextColor
GetTextCharset
BitBlt
user32
CreateDialogParamW
CreateMenu
DefWindowProcW
EndDialog
GetDlgItem
GetKeyNameTextW
LoadImageW
kernel32
GetModuleHandleW
SetLastError
LoadLibraryW
LoadLibraryExA
FormatMessageW
GetLastError
GetDateFormatW
GetAtomNameW
Sections
.text Size: 95KB - Virtual size: 95KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.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: 16KB - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ