Static task
static1
Behavioral task
behavioral1
Sample
2024-02-23_bfb9d4cf18c31f5f1ce1bd98c9d9b838_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-23_bfb9d4cf18c31f5f1ce1bd98c9d9b838_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_bfb9d4cf18c31f5f1ce1bd98c9d9b838_cryptolocker
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Size
49KB
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MD5
bfb9d4cf18c31f5f1ce1bd98c9d9b838
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SHA1
e321e978eb17817ed21d83a32c3e4cc8d6cb5394
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SHA256
37620d0a0032dafd15789ae0dc89149b9c7075fc423fd7753b6343e7bafa2ac6
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SHA512
1c6a11eaf14f841446f27782be120cf8561bbe775b06c76fb25bfe362a7026e1117de7841baba33cc153bbd44112a1153245799c05bc581c1bfc5ef872d4e5f2
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SSDEEP
1536:o1KhxqwtdgI2MyzNORQtOflIwoHNV2XBFV72BOlA7ZszsbKY1xzpAI3s:aq7tdgI2MyzNORQtOflIwoHNV2XBFV7n
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 2024-02-23_bfb9d4cf18c31f5f1ce1bd98c9d9b838_cryptolocker
Files
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2024-02-23_bfb9d4cf18c31f5f1ce1bd98c9d9b838_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