2024-01-28_37a4f59cec9acb5a44696387621b1f39_cryptolocker | Triage

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General

Target

2024-01-28_37a4f59cec9acb5a44696387621b1f39_cryptolocker
Size

40KB
MD5

37a4f59cec9acb5a44696387621b1f39
SHA1

3279a5e2fc11b0c6458deec96356a3244752547a
SHA256

5bb6ba6ec3a70b12148ce65145152cb301d6ae49b773064b71443e53b26324ca
SHA512

1d32593b6a627ab1e8f1da8e1e7a3d9f3bc8877fc5be47c9f2ca649d222d0a54116261bb66cd66badbb867c30ba8a7a99c368601d05782d426e54336f3907b89
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAV+:b/pYayGig5HjS3NPAV+

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_37a4f59cec9acb5a44696387621b1f39_cryptolocker

Files

2024-01-28_37a4f59cec9acb5a44696387621b1f39_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