Static task
static1
Behavioral task
behavioral1
Sample
2024-05-04_3f90aab4fdb30c7927f339d14d1b5e84_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-04_3f90aab4fdb30c7927f339d14d1b5e84_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-04_3f90aab4fdb30c7927f339d14d1b5e84_cryptolocker
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Size
36KB
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MD5
3f90aab4fdb30c7927f339d14d1b5e84
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SHA1
4ff3caa8629bc78b68b96fc5359e12f063a7c72c
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SHA256
188df6f3dde722f403acd4dfe3f9fb21189aeeb0a0b0b8e98e3a9e2f33c0c4d2
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SHA512
ba1c9971b96fb7c9a4e9eb49cca7ebf08358efc818e07501936d810a04768c436de96409a268643c6afb0863b5f5eab3beae430d42a090bd4bc0060d338835e4
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SSDEEP
768:Kf1K2exg2kBwtdgI2MyzNORQtOflIwoHNV2XBFV72BOlA7ZsBGGp/YIm7wm0C:o1KhxqwtdgI2MyzNORQtOflIwoHNV2XE
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 2024-05-04_3f90aab4fdb30c7927f339d14d1b5e84_cryptolocker
Files
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2024-05-04_3f90aab4fdb30c7927f339d14d1b5e84_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