Static task
static1
Behavioral task
behavioral1
Sample
2024-04-23_781d83034e00e71d5b2175cee56ff8fb_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-23_781d83034e00e71d5b2175cee56ff8fb_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-23_781d83034e00e71d5b2175cee56ff8fb_cryptolocker
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Size
36KB
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MD5
781d83034e00e71d5b2175cee56ff8fb
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SHA1
d5d61a563206a82e9713315569a9015bedecd0bd
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SHA256
b2a95804cda550f9d1241fade9e42d470c3cbdb50c4309457451a605dbca4597
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SHA512
c565a28fa1de916912b5569cb7d371461f1818d62f16b42f4c8b0fb0033dd1e2587dc9737a06726c53a14afa8aea6c5ae830eb2a7071dd196a6298a83d201c92
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SSDEEP
768:b7o/2n1TCraU6GD1a4Xt9bRU6zA6o36mf:bc/y2lLRU6zA6qf
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-23_781d83034e00e71d5b2175cee56ff8fb_cryptolocker
Files
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2024-04-23_781d83034e00e71d5b2175cee56ff8fb_cryptolocker.exe windows:5 windows x86 arch:x86
78f4abb8610ca1c22ad9f81ecfabcc3c
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
TranslateMessage
BeginPaint
DispatchMessageA
DrawTextA
CreateWindowExA
GetMessageA
PostQuitMessage
ShowWindow
UpdateWindow
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
LoadCursorA
SetWindowPos
GetWindowRect
EndPaint
DialogBoxParamA
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
GetCurrentProcess
CreateFileA
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 10KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ