2024-02-19_7f40dcd1d7d62ef1d0644d9b7e31eaf7_cryptolocker | Triage

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General

Target

2024-02-19_7f40dcd1d7d62ef1d0644d9b7e31eaf7_cryptolocker
Size

40KB
MD5

7f40dcd1d7d62ef1d0644d9b7e31eaf7
SHA1

7d1ec7b3e4b43db30ec8bc7dfaf15b502802aaad
SHA256

687104a4a74913b1dedf11e248014b11e1c25f03565538e6a30285ce98261f32
SHA512

d658d599741b6cc0d2ae7cf055958f4cffbeac468d589272390f02a13f6064537dc47a34f5ff81ae56ea9da840ccfddbf0bacd7719178f2eb8ceed1d89f567ee
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlaVpH:b/pYayGig5HjS3Sp

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_7f40dcd1d7d62ef1d0644d9b7e31eaf7_cryptolocker

Files

2024-02-19_7f40dcd1d7d62ef1d0644d9b7e31eaf7_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