2024-03-29_b5a4076d33a76bca15a301e4f0c3980e_cryptolocker | Triage

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General

Target

2024-03-29_b5a4076d33a76bca15a301e4f0c3980e_cryptolocker
Size

42KB
MD5

b5a4076d33a76bca15a301e4f0c3980e
SHA1

e104fbb95fce81490b7ca10039b5081968d7cc36
SHA256

589df6da219a13af399706239fadaf0575c8adebb6fc7e807bda3e9be369404e
SHA512

88e7440dfff201b9b279a69ca828a8e009b39f3232e5fd49bcf1038cdc68042878b07a3a12ec0c792570666db475f94ab2affc74ceb304352785f1b5490ddf37
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PA9DB:b/pYayGig5HjS3NPA9DB

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
2024-03-29_b5a4076d33a76bca15a301e4f0c3980e_cryptolocker

Files

2024-03-29_b5a4076d33a76bca15a301e4f0c3980e_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