2024-02-19_b31dcf2f4c292d16f91f6d31c187c2d2_cryptolocker | Triage

Sharing

General

Target

2024-02-19_b31dcf2f4c292d16f91f6d31c187c2d2_cryptolocker
Size

39KB
MD5

b31dcf2f4c292d16f91f6d31c187c2d2
SHA1

f465ffdab536ca96ff8ce905ab4999d35153b171
SHA256

94c8ac45f76cc46c6da84f8eef24423b0b095be823302cd38df90f52ed7b1a73
SHA512

a2ae555e3c1285d385a538918518ed9bcca65118fe014ec564b980ddc5f8aa3d54b4733702f050d3350996c3f5ad0515af4ef6607920cd463d5eedf02905e476
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlaG9M:b/pYayGig5HjS3K

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
2024-02-19_b31dcf2f4c292d16f91f6d31c187c2d2_cryptolocker

Files

2024-02-19_b31dcf2f4c292d16f91f6d31c187c2d2_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