2024-03-28_91eb8def76712bc6e145ebdf2a66c50a_cryptolocker | Triage

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General

Target

2024-03-28_91eb8def76712bc6e145ebdf2a66c50a_cryptolocker
Size

40KB
MD5

91eb8def76712bc6e145ebdf2a66c50a
SHA1

96cdfd9c951058943fda9362a9171831d5949e99
SHA256

9aa8523748a521cef0019883b19b66af3edf4b3b651c8e4e2114d1efea745534
SHA512

4cd7404ddfd5c6979b4300192de8eba7fb2e4299aa0f942d82c4e61b09d9d0af74607ab32a5dbcf120ab56025415fe4bb02df3a47f8e876e66d177c7e0f3afcf
SSDEEP

384:bAvMaNGh4z7CG3POOvbRSLoF/F0QU5XYFnufc/zzoiM8Nekdvjl9V50i3NbF0Qkx:bAvJCYOOvbRPDEgXrNekd7l94i3pF03

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
2024-03-28_91eb8def76712bc6e145ebdf2a66c50a_cryptolocker

Files

2024-03-28_91eb8def76712bc6e145ebdf2a66c50a_cryptolocker
.exe windows:5 windows x86 arch:x86

5a4767bc6f06914cff6e249c178e3b95

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

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

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
GetCurrentProcessId
GetCurrentProcess
GetCurrentThreadId
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: 10KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ