2024-04-21_08bd78670e424a9e9c5b2f3c0961f778_cryptolocker | Triage

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General

Target

2024-04-21_08bd78670e424a9e9c5b2f3c0961f778_cryptolocker
Size

41KB
MD5

08bd78670e424a9e9c5b2f3c0961f778
SHA1

00154d81232aca9cd7df6d75e3c5307c8ee6ef8e
SHA256

452db36d639e528597d0a0e6d2178903a4e178b3d82bee510800133b389fe8ee
SHA512

c557568205e69bdc6b0fa64f860261d6ea3d2083c9e0fb8bfe84aee2633d06ae5d790a900d02c12dacc7df95d5ca118fded1e6a435543bc5bef61b036f62a0f8
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PA9DD:b/pYayGig5HjS3NPA9DD

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
2024-04-21_08bd78670e424a9e9c5b2f3c0961f778_cryptolocker

Files

2024-04-21_08bd78670e424a9e9c5b2f3c0961f778_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