2024-05-09_ec7cb75bcec06e6bfe23d8d18ba2818d_cryptolocker | Triage

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General

Target

2024-05-09_ec7cb75bcec06e6bfe23d8d18ba2818d_cryptolocker
Size

41KB
MD5

ec7cb75bcec06e6bfe23d8d18ba2818d
SHA1

d5af680e5cc51be8e04d8b911247c02b42b72a0b
SHA256

058dcef8f1f1c4b4d6c3c6e44633630bab1fa88152bda2fc841c23fe5e64ead1
SHA512

993c98ee3b0028b2f19c8cc1ec7419fc38eb66feae753f42e9d45268850faa2b9162999caff8d48f6a1c6b2bee4be8cb6cb2330cb9d6981a34459804c2a6ff63
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzl6AJvDSuYlmoHR8uyA:b/yC4GyNM01GuQMNXw2PSjHPbSuYlZP

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
2024-05-09_ec7cb75bcec06e6bfe23d8d18ba2818d_cryptolocker

Files

2024-05-09_ec7cb75bcec06e6bfe23d8d18ba2818d_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