Static task
static1
Behavioral task
behavioral1
Sample
2024-02-18_b05d0d6525462a14a83404db916e1e50_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-18_b05d0d6525462a14a83404db916e1e50_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_b05d0d6525462a14a83404db916e1e50_cryptolocker
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Size
43KB
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MD5
b05d0d6525462a14a83404db916e1e50
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SHA1
38a0b8222a50e2aee7ebaf9582e16fd4f31bee85
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SHA256
d35e47c91d2807a8a021ea43408e96ffdf58b4a91c5a13b517ca1e1b6cd9ffa3
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SHA512
ec3ad099e284029970dadcae2613fd97275a20d0be310b96c3dd41a199732ccfbcaddd3155780142bbd770ffd40d14d282d48467406f09d0c9ad4582c6728895
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SSDEEP
768:Kf1K2exg2kBwtdgI2MyzNORQtOflIwoHNV2XBFV72BOlA7ZsBGGpebVIYLHA3Kxo:o1KhxqwtdgI2MyzNORQtOflIwoHNV2X5
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 2024-02-18_b05d0d6525462a14a83404db916e1e50_cryptolocker
Files
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2024-02-18_b05d0d6525462a14a83404db916e1e50_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