Behavioral task
behavioral1
Sample
temp.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
temp.exe
Resource
win10v2004-20240802-en
General
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Target
temp.exe
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Size
147KB
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MD5
b32a8951fc4c2e4c2d63d17200ca0032
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SHA1
655b5a05bbf27b16f1c8fbad2924a76df968dda8
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SHA256
7d67c8711b4cad0f585604ff3f9f8f40359e4f8e1524e152f50159b0f56d0952
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SHA512
0df9c6ddd90393cc8e669ddc50cdd285e4c693a51141bd352985d78f48afca5017120ea50c57a56f45f13a90e2dccf64110a2fc23a5fe14ac59b6892a316dd92
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SSDEEP
3072:K6glyuxE4GsUPnliByocWepW77ys/nX4OEB:K6gDBGpvEByocWeG77/nX4NB
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 temp.exe
Files
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temp.exe.exe windows:5 windows x86 arch:x86
41fb8cb2943df6de998b35a9d28668e8
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
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
.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: 3KB
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