2024-02-12_bf9a2e34d3f0f71756b0fd857b9d6af3_cryptolocker | Triage

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General

Target

2024-02-12_bf9a2e34d3f0f71756b0fd857b9d6af3_cryptolocker
Size

50KB
MD5

bf9a2e34d3f0f71756b0fd857b9d6af3
SHA1

31f1639b049a9fcc58a598073495633ecec5ce46
SHA256

c7e403a18460de79b7f0cce74c778a213e32c5de3fcf0dcd7567cc944920a1d4
SHA512

83e029fd0e62935f65803d0e4048a919121074792bf67da9f522e3dad4c5ca961dd277c942a5480be9208233991567bb8bf10a2c65d32b2740cdbe9f9fc6bd0b
SSDEEP

768:bIDOw9UiaCHfjnE0Sfa7ilR0p9u6p4ICNBCXK9Xv+mb9:bIDOw9a0DwitDZzc19

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
2024-02-12_bf9a2e34d3f0f71756b0fd857b9d6af3_cryptolocker

Files

2024-02-12_bf9a2e34d3f0f71756b0fd857b9d6af3_cryptolocker
.exe windows:5 windows x86 arch:x86

0bcae7989ef60f5550a7f5735f53a2aa

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

EndPaint
GetMessageA
DispatchMessageA
ShowWindow
UpdateWindow
BeginPaint
TranslateMessage
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadCursorA
LoadIconA
PostQuitMessage
GetWindowRect

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
CreateFileA

gdi32

CreateFontIndirectA

Sections

.text
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 506B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ