Static task
static1
Behavioral task
behavioral1
Sample
2024-02-11_bd044f3bd533345d17d42de4c82a73f1_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-11_bd044f3bd533345d17d42de4c82a73f1_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-11_bd044f3bd533345d17d42de4c82a73f1_cryptolocker
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Size
79KB
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MD5
bd044f3bd533345d17d42de4c82a73f1
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SHA1
a28ea5f3031a25d1cea9cc6d05a56f2f7139b877
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SHA256
e439a7c6c59fa4099ffb1b54b39140bfa47d4fc498ebbee2a4b72f85df5a20fa
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SHA512
b23c1df8aa3f6bfa7c25f157741adaa7d5169f726126797a1fbd8d6a1580c99480273792ff5b8a94a552adf2484556e4c0a15902bc7d237f9004a35f9392b671
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SSDEEP
1536:vj+jsMQMOtEvwDpj5HwYYTjipvF2hBfIufLA:vCjsIOtEvwDpj5H9YvQd2w
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 2024-02-11_bd044f3bd533345d17d42de4c82a73f1_cryptolocker
Files
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2024-02-11_bd044f3bd533345d17d42de4c82a73f1_cryptolocker.exe windows:5 windows x86 arch:x86
5c55d83b58dbc1f7154223c32a893074
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
ShowWindow
PostQuitMessage
GetMessageA
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadCursorA
LoadIconA
UpdateWindow
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FormatMessageA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetCPInfo
GetACP
CreateFileA
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - 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
.reloc Size: 1024B - Virtual size: 542B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ