Behavioral task
behavioral1
Sample
LB3_pass.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
LB3_pass.exe
Resource
win10v2004-20241007-en
General
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Target
LB3_pass.exe
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Size
149KB
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MD5
52f6f4598df3a891f064daf72f430869
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SHA1
c3a6344c2a4286c5bb982184b793780ea7d55e14
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SHA256
3d8bf0d63c4eb8043065c0b450d076ef6676ef34bcc7055ec32b7c912af431a8
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SHA512
122236624fed68f4fdb63cd7177ba2116b51a6a1a15e6544a159a85c41b4c4f2a3453fdce000dc1e6851e4c6fe90d9bea973dcfebd6a5c6544d780739900b190
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SSDEEP
3072:0IJ+q4TViuRUYwuRbl8A9Vse/QdYGwOsK+8:NsZRU21CS5Q0zK+8
Malware Config
Signatures
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Lockbit family
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Rule to detect Lockbit 3.0 ransomware Windows payload 1 IoCs
Processes:
resource yara_rule sample family_lockbit -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource LB3_pass.exe
Files
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LB3_pass.exe.exe windows:5 windows x86 arch:x86
41fb8cb2943df6de998b35a9d28668e8
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
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: 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: 10KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE