Static task
static1
Behavioral task
behavioral1
Sample
2024-06-05_3cdc86f7cbd30c98b830c6fee7cb65d5_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-06-05_3cdc86f7cbd30c98b830c6fee7cb65d5_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-05_3cdc86f7cbd30c98b830c6fee7cb65d5_cryptolocker
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Size
38KB
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MD5
3cdc86f7cbd30c98b830c6fee7cb65d5
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SHA1
79a1a652083a1865c46ddd880a3d8c5d327ba13b
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SHA256
0f77d87b7b526bcad69f3d17c520c9b2ea9a6b58e683d6e4b218fa62bf8f3c8c
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SHA512
8185a8bdd3e6e7d20084df804c59a3c3627641ef2a4d41c67bf83508fecd0016be19fc881627f4db93740a80c2e7dc9cffc9c09f1743c36ae08c630c7f2bb340
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SSDEEP
768:bAvJCYOOvbRPDEgXrNekd7l94i3pQheDe:bAvJCF+RQgJeab4sbK
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 2024-06-05_3cdc86f7cbd30c98b830c6fee7cb65d5_cryptolocker
Files
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2024-06-05_3cdc86f7cbd30c98b830c6fee7cb65d5_cryptolocker.exe windows:5 windows x86 arch:x86
5a4767bc6f06914cff6e249c178e3b95
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
DispatchMessageA
DrawTextA
EndPaint
BeginPaint
PostQuitMessage
ShowWindow
UpdateWindow
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
LoadCursorA
SetWindowPos
GetWindowRect
GetMessageA
DialogBoxParamA
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
GetCurrentProcessId
GetCurrentProcess
GetCurrentThreadId
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