Static task
static1
Behavioral task
behavioral1
Sample
202405211a540107038cd2bcacce11cd5f7dae43cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
202405211a540107038cd2bcacce11cd5f7dae43cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
202405211a540107038cd2bcacce11cd5f7dae43cryptolocker
-
Size
71KB
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MD5
1a540107038cd2bcacce11cd5f7dae43
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SHA1
35de6b42e51b241dfe967333ac679151d71827c9
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SHA256
07e80b3ff428c379db8d8f7942203ccaff2d4401400d5948cad68b2f44b79b3b
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SHA512
dbb673d917b3647205585eabd92b2b21ffa715eb4f4f4a07d86096e0e646c6481f990429ed27b263927aeea4ab97f9665c43980f6935cee0a01a45d0f459aa2b
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SSDEEP
768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4ZPsED3VK2+ZtyOjgO4r9vFAg2rq2g1B/R+:vj+jsMQMOtEvwDpj5HZYTjipvF24m
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 202405211a540107038cd2bcacce11cd5f7dae43cryptolocker
Files
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202405211a540107038cd2bcacce11cd5f7dae43cryptolocker.exe windows:5 windows x86 arch:x86
5c55d83b58dbc1f7154223c32a893074
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
ShowWindow
PostQuitMessage
GetMessageA
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadCursorA
LoadIconA
UpdateWindow
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FormatMessageA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetCPInfo
GetACP
CreateFileA
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 11KB
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: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 542B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ