2024-01-29_b2a3ced4bf1ca5c485468db2c6554955_cryptolocker | Triage

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General

Target

2024-01-29_b2a3ced4bf1ca5c485468db2c6554955_cryptolocker
Size

33KB
MD5

b2a3ced4bf1ca5c485468db2c6554955
SHA1

daee8ca954aff676c2e09ab17dd3c257dd51c9bf
SHA256

e8686cb05770c85de3aebb4ceb8026f73a55aa195e9cb525a07f0f430f587eb3
SHA512

3a4767309ad87c9500ec094409a162217962daaa78b76da55d6d6143e4fa711a1b98b3ca3be1c2781a22caebf4779e4c2149ffe8cf0b3e748af4dcc4191ffeae
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzu02lOU6mk:b/yC4GyNM01GuQMNXw2PSjHC02lbi

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
2024-01-29_b2a3ced4bf1ca5c485468db2c6554955_cryptolocker

Files

2024-01-29_b2a3ced4bf1ca5c485468db2c6554955_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