Static task
static1
Behavioral task
behavioral1
Sample
2024-02-19_b4dfb939d8236315a163efa4a31c3937_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_b4dfb939d8236315a163efa4a31c3937_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_b4dfb939d8236315a163efa4a31c3937_cryptolocker
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Size
62KB
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MD5
b4dfb939d8236315a163efa4a31c3937
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SHA1
95f89ba791e8a74bc298dc725b9a32525ae02713
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SHA256
6d1fe7c20b1ee62e525f08dd430be48008577e2969c3dc5e5129121cd7c6b060
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SHA512
d95906e691005dd27630907c8ffe63276bdad6e8808b7a3f6005755bdc71d7a4263f93a88a7e721417c4e1c3ab7a0fa95d11510ce4b4aa6c7c0369fd2170ee47
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SSDEEP
1536:o1KhxqwtdgI2MyzNORQtOflIwoHNV2XBFV72BOlA7ZszudnYTjipvF293B8H:aq7tdgI2MyzNORQtOflIwoHNV2XBFV72
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-19_b4dfb939d8236315a163efa4a31c3937_cryptolocker
Files
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2024-02-19_b4dfb939d8236315a163efa4a31c3937_cryptolocker.exe windows:5 windows x86 arch:x86
db206e36db5c9492ce02c61a679129e2
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
BeginPaint
DispatchMessageA
DrawTextA
EndPaint
TranslateMessage
GetMessageA
PostQuitMessage
ShowWindow
UpdateWindow
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
LoadIconA
DestroyWindow
LoadCursorA
GetClientRect
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
DeleteFileA
CloseHandle
CreateFileA
gdi32
DeleteObject
CreateFontIndirectA
Sections
.text Size: 9KB - Virtual size: 8KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 3KB - Virtual size: 3KB
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: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ