2024-05-28_309bf2bea495aa964844d83f8538af81_cryptolocker | Triage

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General

Target

2024-05-28_309bf2bea495aa964844d83f8538af81_cryptolocker
Size

31KB
MD5

309bf2bea495aa964844d83f8538af81
SHA1

90eac65365242d46ad9b6558e758ae89c7180399
SHA256

c87c2e1c0f28eac969ba1dc504e6d4b19651b5e97202fdebac5a81ca8a6a6a21
SHA512

6fc9503cbab3ad645d1f1605a27c7ca868cffaf8278a3e103dbb3fccde30676cc3150dbf92fd64d42faab4c3be7f4e39487af3161470a3a91c0f7092e8aa01a0
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zznum+U8Ss87vhn:b/yC4GyNM01GuQMNXum+NSnn

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
2024-05-28_309bf2bea495aa964844d83f8538af81_cryptolocker

Files

2024-05-28_309bf2bea495aa964844d83f8538af81_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