2024-02-28_855e07381e5b1d94f0b49e2852969311_cryptolocker | Triage

Sharing

General

Target

2024-02-28_855e07381e5b1d94f0b49e2852969311_cryptolocker
Size

38KB
MD5

855e07381e5b1d94f0b49e2852969311
SHA1

c20f4e89883ec6ba2051a403540b27990246e1fe
SHA256

9b08d98cb6d28ba1732218acedbf02c525a701bcda006a7251eb4faaac849cef
SHA512

c1e2737d1c671790b8391171c09210490a1df3c05b4219457bdc2d02bedeb4564d1fc2a08e756a1f60169995564ea95f8ab2dbaf350cb606913ae6d64f1763d9
SSDEEP

768:bAvJCYOOvbRPDEgXrNekd7l94i3pF04cXRP15d:bAvJCF+RQgJeab4sFuXRp

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
2024-02-28_855e07381e5b1d94f0b49e2852969311_cryptolocker

Files

2024-02-28_855e07381e5b1d94f0b49e2852969311_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