Static task
static1
Behavioral task
behavioral1
Sample
2024-03-16_b8381293645ba9c8aebbf6189e89d5f9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-16_b8381293645ba9c8aebbf6189e89d5f9_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-16_b8381293645ba9c8aebbf6189e89d5f9_cryptolocker
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Size
50KB
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MD5
b8381293645ba9c8aebbf6189e89d5f9
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SHA1
bfba13ef3e713782167b1c0a326e65c202363fd6
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SHA256
565b2c0da558f6ee10319d75d776441ebe6eded3b130226a741f8a28736a42cc
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SHA512
8b0bb40fe50a32b2066fcb619ef11ec4595fa90a6eef9ad0ff2ddb9d2a1b776a7a701f582d99a380458b83e2f7de1bc6bb4f3b3d0313d30898a45c50568008ec
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SSDEEP
1536:o1KhxqwtdgI2MyzNORQtOflIwoHNV2XBFV72BOlA7ZszsbKY1xzpAIKxe:aq7tdgI2MyzNORQtOflIwoHNV2XBFV7S
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 2024-03-16_b8381293645ba9c8aebbf6189e89d5f9_cryptolocker
Files
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2024-03-16_b8381293645ba9c8aebbf6189e89d5f9_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