2024-03-14_681f6b3f067b4e20224e59a81173e1f8_cryptolocker | Triage

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General

Target

2024-03-14_681f6b3f067b4e20224e59a81173e1f8_cryptolocker
Size

42KB
MD5

681f6b3f067b4e20224e59a81173e1f8
SHA1

b91248cfe31076b6d64f993ae1c4efcb7b7cf23a
SHA256

428b0dc7b4fec60c008578c4794e65873a985129984211add11352a279c94e68
SHA512

b58a1ee15d1d0c4f0e6145aa94e11fac1c72b4737873dc97531f13d7735ebfa6467e0e2ee8e3425696d38917bf39637b9c88c1c99a30bce2351e8695068fd589
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PA4DwG:b/pYayGig5HjS3NPAuwG

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
2024-03-14_681f6b3f067b4e20224e59a81173e1f8_cryptolocker

Files

2024-03-14_681f6b3f067b4e20224e59a81173e1f8_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