Static task
static1
Behavioral task
behavioral1
Sample
2024-02-27_79a58ce55ecfdee5d2d3eaa4b877c589_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-27_79a58ce55ecfdee5d2d3eaa4b877c589_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-27_79a58ce55ecfdee5d2d3eaa4b877c589_cryptolocker
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Size
53KB
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MD5
79a58ce55ecfdee5d2d3eaa4b877c589
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SHA1
35a28a05ca26755abbe22df3f93209ebf2ab3c2c
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SHA256
71aed2c53024ce9a5872ed19c5a2624b4ab30a786b1a83ec7ce27f9d2ce0b9dd
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SHA512
734b087abb11fe4ae5c1ea30030c52806ea6f633d0fb9337f2aa1b6ea364c8a06989d4747068d7be9cd45eb709b290606791597b142f6a43a37cf91c4309ad19
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SSDEEP
1536:o1KhxqwtdgI2MyzNORQtOflIwoHNV2XBFV72BOlA7ZszsbKY1x/9lfL+gn3zpPG:aq7tdgI2MyzNORQtOflIwoHNV2XBFV79
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 2024-02-27_79a58ce55ecfdee5d2d3eaa4b877c589_cryptolocker
Files
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2024-02-27_79a58ce55ecfdee5d2d3eaa4b877c589_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