2024-01-28_020cefbe4aa1ddf3e62a07e0dd34a071_cryptolocker | Triage

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General

Target

2024-01-28_020cefbe4aa1ddf3e62a07e0dd34a071_cryptolocker
Size

37KB
MD5

020cefbe4aa1ddf3e62a07e0dd34a071
SHA1

84f6c153978956ced6f6db219ac059abdce57a95
SHA256

21ccc82318826af1635e664485e72467b5d4d653e64f8fac84208f76cd3e5b78
SHA512

a437e09ac748dbbdef151b7defd3d672053f903e2f54670dc55aefce790ec0c5fa4a02020671760cc5cfdd6ef87f3ce39969242c2bb372af8d48f416a651d1c8
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzl6AJvDSuYlU7L:b/yC4GyNM01GuQMNXw2PSjHPbSuYlU7L

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
2024-01-28_020cefbe4aa1ddf3e62a07e0dd34a071_cryptolocker

Files

2024-01-28_020cefbe4aa1ddf3e62a07e0dd34a071_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