2024-05-08_2574c20d2fbb7e6ef0ca2082243f8cbc_cryptolocker | Triage

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General

Target

2024-05-08_2574c20d2fbb7e6ef0ca2082243f8cbc_cryptolocker
Size

37KB
MD5

2574c20d2fbb7e6ef0ca2082243f8cbc
SHA1

f371f6ba8f9a5a923dc63b9a6b08dbb90d96edaf
SHA256

b7583c899dfdf61f53422c99f298e9d9a6a458d3b9fea8335e8fd2b8efedf399
SHA512

86ad44e86632ddd1aaa42e4a9403361156c0ee5246fd897a842e001feaf8c65a38c122439fabdef4afcf538b151d97949872f14127130d8f1c8630fdca5da170
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzl6A0X/EIjxuaPq:b/yC4GyNM01GuQMNXw2PSjH+PPxVq

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
2024-05-08_2574c20d2fbb7e6ef0ca2082243f8cbc_cryptolocker

Files

2024-05-08_2574c20d2fbb7e6ef0ca2082243f8cbc_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