2024-04-24_2f1ae1a2eaf93e1cb83b348a7b0907fb_cryptolocker | Triage

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General

Target

2024-04-24_2f1ae1a2eaf93e1cb83b348a7b0907fb_cryptolocker
Size

42KB
MD5

2f1ae1a2eaf93e1cb83b348a7b0907fb
SHA1

2febdcf79e0feb7ece8310d976d0a093ec2211ef
SHA256

c54436bc2f4023ee659f0ae89f7bd7d3cee7da217cf6db1fbfb5e15a38e22c54
SHA512

f22ea7dfe6572d73d925038018cf3ddafa0b5374f26d396ff41ea01649b75c7c1b77dc0d102ce3f32fa3057cfc7559485a907da5f33b3c1514ef48db45554040
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PA9DU1:b/pYayGig5HjS3NPA9Da

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
2024-04-24_2f1ae1a2eaf93e1cb83b348a7b0907fb_cryptolocker

Files

2024-04-24_2f1ae1a2eaf93e1cb83b348a7b0907fb_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