2024-01-25_1597f99c64fc4d6f0aa6e2ca00d62d0c_cryptolocker | Triage

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General

Target

2024-01-25_1597f99c64fc4d6f0aa6e2ca00d62d0c_cryptolocker
Size

40KB
MD5

1597f99c64fc4d6f0aa6e2ca00d62d0c
SHA1

b575f95e1333ffc9201a1d436b397ba1c79401c2
SHA256

eb8d5e4809a69712aee91b4e26dd62d6d3a34cdec72b8f547a4e4ad5f9f23ece
SHA512

b660f9d5605ed6d9b609cf24bfa7b7a5fad89475b70ef575856d5920cdd1a1c12c71a9899c5eaa6014e5e244a115e7cc80e4a50180f879e029dc87d549fc90b8
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAD7:b/pYayGig5HjS3NPAH

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
2024-01-25_1597f99c64fc4d6f0aa6e2ca00d62d0c_cryptolocker

Files

2024-01-25_1597f99c64fc4d6f0aa6e2ca00d62d0c_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