Resubmissions
21-02-2024 11:52
240221-n1sffaeg5z 10Static task
static1
Behavioral task
behavioral1
Sample
2024-02-21_ef8df8a48d71ec164f773018d64e7c3c_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-21_ef8df8a48d71ec164f773018d64e7c3c_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-21_ef8df8a48d71ec164f773018d64e7c3c_cryptolocker
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Size
44KB
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MD5
ef8df8a48d71ec164f773018d64e7c3c
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SHA1
72db7ccff49c5ecaffcc75285bf1026a88b72512
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SHA256
73cea8b92855a1ebe55aad5ab40c98d5e40ad54d9ea34ea7c83a34201f43a23a
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SHA512
ada4085ed258c1700d31f3ee831486c1805e7f3019351ed06411aa6ea83a46b2f5a99759693a8287ccd389b47948ab09c8b2d4e780a6a6f87347e0dd0d4c742b
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SSDEEP
768:Kf1K2exg2kBwtdgI2MyzNORQtOflIwoHNV2XBFV72BOlA7ZsBGGpebVIYLHA3Kxs: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 2024-02-21_ef8df8a48d71ec164f773018d64e7c3c_cryptolocker
Files
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2024-02-21_ef8df8a48d71ec164f773018d64e7c3c_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