2024-02-29_7fedd9c6ef81daedfbba3d4eb06b4f6d_cryptolocker | Triage

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General

Target

2024-02-29_7fedd9c6ef81daedfbba3d4eb06b4f6d_cryptolocker
Size

35KB
MD5

7fedd9c6ef81daedfbba3d4eb06b4f6d
SHA1

d8d29865f206284bdf50b2377e7e58df77b1920e
SHA256

b5a3ad1d69daac7317ece6882a3b2fe6bd1c0da8e6e36d9c118a84dced863a84
SHA512

71f9b6a63db8d29dae0e436b368a8cb4abf54958975c8187a24b355ab5d43621380dc9ef1850d454d8f0949470d27013ce405fbb5a44e1244014519abe826f27
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen7cA:bxNrC7kYo1Fxf3s0cA

Score

10^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
sample	CryptoLocker_rule2

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-29_7fedd9c6ef81daedfbba3d4eb06b4f6d_cryptolocker

Files

2024-02-29_7fedd9c6ef81daedfbba3d4eb06b4f6d_cryptolocker
.exe windows:5 windows x86 arch:x86

3c4da9ed0ba02990af7795e358bfd650

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

PostQuitMessage
GetMessageA
UpdateWindow
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
LoadCursorA
ShowWindow
SetWindowPos

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetCurrentProcess
CreateFileA

gdi32

CreateFontIndirectA

Sections

.text
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 518B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ