Behavioral task
behavioral1
Sample
LB3.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
LB3.exe
Resource
win10v2004-20241007-en
General
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Target
LB3.exe
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Size
146KB
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MD5
e77ed091631caf183dc4141fe8fb51f2
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SHA1
bbd0c5aba9c95209d29e5b59113e0bae203bf6d6
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SHA256
54ed464306c9e21af8bbef2b8b95a1f3762722ddbc9b8e1ad9661760909f6975
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SHA512
3751d62156eaed483cff9f589d2dba6871dabcae61bdfe9f3629cfc49529697521e4cd39f572b99ae6dab189d6e70c0d9be2ca96558060c4cd7b10faf617d3c6
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SSDEEP
3072:XqJogYkcSNm9V7Dvjh4eL2OAXrsrbWnUroWT:Xq2kc4m9tDj2Fbs2io
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.exe
Files
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LB3.exe.exe windows:5 windows x86 arch:x86
914685b69f2ac2ff61b6b0f1883a054d
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
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
.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: 2KB - Virtual size: 2KB
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