2024-05-25_b2ccce4b5dffb2f2a0281a2cfcb22e20_cryptolocker | Triage

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General

Target

2024-05-25_b2ccce4b5dffb2f2a0281a2cfcb22e20_cryptolocker
Size

39KB
MD5

b2ccce4b5dffb2f2a0281a2cfcb22e20
SHA1

f90fb4ff76c490ef761d99804beec9329abb42ba
SHA256

8ecceb8c094eceebe65593cbb95c547ce8766ae49a72211094f3e01591fdf430
SHA512

4ffc748f9678f5bb560a4586c8915958d16fe15880695b7bcc7a3cef594d030a5711a608009b606a679f437fde217d327a917f80216bda51c056b1ccaa61bbcd
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSj1Pqq8BfUmj5:b/pYayGig5OWK5

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
2024-05-25_b2ccce4b5dffb2f2a0281a2cfcb22e20_cryptolocker

Files

2024-05-25_b2ccce4b5dffb2f2a0281a2cfcb22e20_cryptolocker
.exe windows:5 windows x86 arch:x86

ad86a1414a0514f4c041167365378f70

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

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

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
CreateFileA

gdi32

CreateFontIndirectA

Sections

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

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: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ