2024-06-08_4fbd3ddf4e5153197eea72b9fbb59285_cryptolocker | Triage

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General

Target

2024-06-08_4fbd3ddf4e5153197eea72b9fbb59285_cryptolocker
Size

42KB
MD5

4fbd3ddf4e5153197eea72b9fbb59285
SHA1

1bf7a7cf12fc9c1e1e4fcfb44dc594713c2fbb69
SHA256

c48bd55d327e8240d32bff23aad259df6021e6984a96d3d571140fc5fa87b9f6
SHA512

a264e4e396acb00f5a332a6184296edb61ebdc2f4df721747572951d65f3fb456b9ffa10b89bfce8ea6ec2666d32f794426b3b83cf43c1acb2796c8534ec31a3
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzl6AJvDSuYlmoHR8uypU:b/yC4GyNM01GuQMNXw2PSjHPbSuYlZd

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
2024-06-08_4fbd3ddf4e5153197eea72b9fbb59285_cryptolocker

Files

2024-06-08_4fbd3ddf4e5153197eea72b9fbb59285_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