2024-02-25_f381cd9eeded9876788572be1952efe3_cryptolocker | Triage

Sharing

General

Target

2024-02-25_f381cd9eeded9876788572be1952efe3_cryptolocker
Size

38KB
MD5

f381cd9eeded9876788572be1952efe3
SHA1

85f5e59f8d2fbc2c9effcf193edda3135e24825e
SHA256

93a6316feb691e4a99520dea2eb91d8a86978853ddb2e8a14b715cfd3334755c
SHA512

7f24affb64d0a232519e79eb640142a9eb81066acb9e9fde60e996e19db2915c6b3fb300a5349e3feffaf6a3bf72f15abdc6aa2bbc5f61c974f0bff566f388e8
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYluog4:b/pYayGig5HjS3w4

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
2024-02-25_f381cd9eeded9876788572be1952efe3_cryptolocker

Files

2024-02-25_f381cd9eeded9876788572be1952efe3_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