2024-01-26_4bd2e01ff9a79f0fd448f5a8a40e8a79_cryptolocker | Triage

Sharing

General

Target

2024-01-26_4bd2e01ff9a79f0fd448f5a8a40e8a79_cryptolocker
Size

40KB
MD5

4bd2e01ff9a79f0fd448f5a8a40e8a79
SHA1

a23852bed98f7023ae304f0bc8632b151ad99218
SHA256

96f2952364c593f80a87b3f76d83412d9b85321c9116318a88de2cb3911f2927
SHA512

0f279d65920ba2a61dcba5602fc10955d1bc56f6771f55c7103e33b46bf9004c73181b6423264fab1861503cf6c7fc16b2a2137a5b371bcf2ecb27e7330ebb14
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAz:b/pYayGig5HjS3NPAz

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
2024-01-26_4bd2e01ff9a79f0fd448f5a8a40e8a79_cryptolocker

Files

2024-01-26_4bd2e01ff9a79f0fd448f5a8a40e8a79_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