2024-04-11_f913aaa2c9f95b7ddaf188a7f79d3ec6_cryptolocker | Triage

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General

Target

2024-04-11_f913aaa2c9f95b7ddaf188a7f79d3ec6_cryptolocker
Size

32KB
MD5

f913aaa2c9f95b7ddaf188a7f79d3ec6
SHA1

bda3c1bb2a4702e0c46ab600f551c9748407badc
SHA256

cd6dc44714711128a15d8d39d79d050e19bdae4c502643e22e5d1d6bdafab806
SHA512

4b64d3f2dfbe12c3807b5c7860a23232d61c673607c2faa3a15e7cca3d0a6f2a85c6b2ee532fbe4ce55a195007727d89f894a1a5cfac37ededaab37a21d8189e
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg9Arbkzos5R6Z:bxNrC7kYo1Fxf2rYEZ

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
2024-04-11_f913aaa2c9f95b7ddaf188a7f79d3ec6_cryptolocker

Files

2024-04-11_f913aaa2c9f95b7ddaf188a7f79d3ec6_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