Behavioral task
behavioral1
Sample
lb4_svchost.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
lb4_svchost.exe
Resource
win10v2004-20240611-en
General
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Target
lb4_svchost.exe
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Size
145KB
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MD5
0e7adc219b82b823214edc523797b83e
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SHA1
eb40b252523621aea48448efc0bf6b971cc906e7
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SHA256
5a3cc12e20a0ecc79f526cd28344d24f48ff4f6da89235293edd264f02f69404
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SHA512
44ab6ea43112e2c361c1303a4fb5e6edb9e0390c9c571ae0c8d7a87cb0a472d9fc2f034c98235db2676019bf025e09d5bfa7e783cfa4de5225be7acc9e51ba97
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SSDEEP
1536:izICS4AAwczUUf8y8gvMH+1zGSNAojMP95D1xD5bwnHm/1BviIdU/IqbNLu75RjJ:hqJogYkcSNm9V7D50nH2viI2xadRj1T
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 lb4_svchost.exe
Files
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lb4_svchost.exe.exe windows:5 windows x86 arch:x86
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
.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: 1KB - Virtual size: 1KB
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