2024-02-22_a8836be3323246a5cca03ddb1986b524_cryptolocker | Triage

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General

Target

2024-02-22_a8836be3323246a5cca03ddb1986b524_cryptolocker
Size

41KB
MD5

a8836be3323246a5cca03ddb1986b524
SHA1

6ee8a16080aec08fc0c717be5d22d2b772857f0f
SHA256

25f5166fa64d7ba474ba0b4a1ec83b39811514feac7ee746357f47c616b26c4a
SHA512

10ce9c35d513b732314a7e0af96ca5ad3dd61ef2c57acc815cb376a0ea3feccfb9c94fd741f5ac6e3583dbc030a62cac18d4173b7a7c798f4c6d7da8e817f37e
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAc:b/pYayGig5HjS3NPAc

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
2024-02-22_a8836be3323246a5cca03ddb1986b524_cryptolocker

Files

2024-02-22_a8836be3323246a5cca03ddb1986b524_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