Static task
static1
Behavioral task
behavioral1
Sample
2024-02-14_bc0db2ce31d9d2d76a986b6c2756ea90_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-14_bc0db2ce31d9d2d76a986b6c2756ea90_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-14_bc0db2ce31d9d2d76a986b6c2756ea90_cryptolocker
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Size
44KB
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MD5
bc0db2ce31d9d2d76a986b6c2756ea90
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SHA1
a5d7a06287160570671f2e2cb891c671a1f1fca5
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SHA256
d42f3dd1f7958c338ccb297914e115b4cc962d1d973fe42fd883b0d1e7b30b25
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SHA512
f04ff263e3cc48967ef8c4ad5f0a0e7252e5029e425153fadd183d2112102c64b6b8fdcff6c074af9cee45b7ffd3bed9d2493bd328453e5c8d35cbc7536d429f
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SSDEEP
768:Kf1K2exg2kBwtdgI2MyzNORQtOflIwoHNV2XBFV72BOlA7ZsBGGpebVIYLHA3Kx8:o1KhxqwtdgI2MyzNORQtOflIwoHNV2X9
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 2024-02-14_bc0db2ce31d9d2d76a986b6c2756ea90_cryptolocker
Files
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2024-02-14_bc0db2ce31d9d2d76a986b6c2756ea90_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