2024-02-25_b77bf5533cd3dc2693def7ac1deedffd_cryptolocker | Triage

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General

Target

2024-02-25_b77bf5533cd3dc2693def7ac1deedffd_cryptolocker
Size

39KB
MD5

b77bf5533cd3dc2693def7ac1deedffd
SHA1

83ff4b14df1a45ced0398588902f3ecae917e809
SHA256

928a7d9a3f942458e8113e6c2d1d23abcb4b1f9e0e4986ebe35b71b115ee807c
SHA512

77544ba9abbd2ead62d64a8cb5d04e2cbd8a18e53831763a9871fba5073ff7ef2f67097c983ef65b33a92afe585a62a130a6c457d5395d4afdccd7bf83d5400d
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlZcUj:b/pYayGig5HjS3jcUj

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
2024-02-25_b77bf5533cd3dc2693def7ac1deedffd_cryptolocker

Files

2024-02-25_b77bf5533cd3dc2693def7ac1deedffd_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