2024-05-16_b528eb778f1709658ac21ad9ba58030a_cryptolocker | Triage

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General

Target

2024-05-16_b528eb778f1709658ac21ad9ba58030a_cryptolocker
Size

44KB
MD5

b528eb778f1709658ac21ad9ba58030a
SHA1

0af596c84887f689ada0d2eabc6321a08ad573c4
SHA256

16b129533ef293cc73699425a8b4fca01eb41b319fab126d179bf85ccb1a9231
SHA512

ed7b9814f6ddefc88d9033da1f6b26a95f3ef9fbbf58879c205df372250db2afb3176a4df7837046506ce3cdbbdb2679025355f590af1db97d45e1b41b86722a
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAr:b/pYayGig5HjS3NPAr

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
2024-05-16_b528eb778f1709658ac21ad9ba58030a_cryptolocker

Files

2024-05-16_b528eb778f1709658ac21ad9ba58030a_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