2024-02-18_4a5aee608a16828b4d5ffce973eb8c71_cryptolocker | Triage

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General

Target

2024-02-18_4a5aee608a16828b4d5ffce973eb8c71_cryptolocker
Size

39KB
MD5

4a5aee608a16828b4d5ffce973eb8c71
SHA1

6e65ff75b8eababbe84d1ca812224fe1162ad0c6
SHA256

23997dea43988f74c0f9406941293e22776f3b49933f19266308c934fc5d8e0f
SHA512

4b71fde45600bb5f0f343cfac75683224b9fb21305fbf38e154307ca0aed481b339586265154ad6eb84ca98e1e024237980124e02f0c9eb5038dce223d2e61bd
SSDEEP

768:bAvJCYOOvbRPDEgXrNekd7l94i3p/hT5U/:bAvJCF+RQgJeab4s/bM

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
2024-02-18_4a5aee608a16828b4d5ffce973eb8c71_cryptolocker

Files

2024-02-18_4a5aee608a16828b4d5ffce973eb8c71_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