Static task
static1
Behavioral task
behavioral1
Sample
2024-02-29_b54fd48f6b34e335cda4fc1eb0b6361f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-29_b54fd48f6b34e335cda4fc1eb0b6361f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-29_b54fd48f6b34e335cda4fc1eb0b6361f_cryptolocker
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Size
49KB
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MD5
b54fd48f6b34e335cda4fc1eb0b6361f
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SHA1
611b95f78855a68043609d259029a00105e2a233
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SHA256
9ad6f865a68a068bef24e7eff2dfebc4a35a2716ff422107b6e41faa747f6fc7
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SHA512
6aa57a7ef3e3640977169a2f50c43c3d1d2653694087097b0bfce9fb0b6964a2e2e8b8101d736fb5521b675d02cb5bd01f6cb13405ed564d18cb741bb14ef4ad
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SSDEEP
1536:o1KhxqwtdgI2MyzNORQtOflIwoHNV2XBFV72BOlA7ZszsbKY1xzpAIKh:aq7tdgI2MyzNORQtOflIwoHNV2XBFV7D
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 2024-02-29_b54fd48f6b34e335cda4fc1eb0b6361f_cryptolocker
Files
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2024-02-29_b54fd48f6b34e335cda4fc1eb0b6361f_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