Static task
static1
Behavioral task
behavioral1
Sample
2024-02-28_12fc2341ad1db2bd4fee9cf8b22715d4_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_12fc2341ad1db2bd4fee9cf8b22715d4_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_12fc2341ad1db2bd4fee9cf8b22715d4_cryptolocker
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Size
40KB
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MD5
12fc2341ad1db2bd4fee9cf8b22715d4
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SHA1
eb450e978fdef9550dff6cfc7388c530749f9184
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SHA256
5fc605fe4ca77f0c6033dc363146b83b70aa4a19ce160097414c9c7c89ac4c61
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SHA512
d50b3cff98d7fa2a66be49344177e921902deb3ffe847a9fc59616306f9e0500cf1f174f8e9b28eb353ecd55ed19ef5a091ec1bb73a24db0f68748fc3268eb0d
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvgpnH9:m5nkFNMOtEvwDpjG8hgpH9
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-28_12fc2341ad1db2bd4fee9cf8b22715d4_cryptolocker
Files
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2024-02-28_12fc2341ad1db2bd4fee9cf8b22715d4_cryptolocker.exe windows:5 windows x86 arch:x86
e021c9fc2c12265365fad587d43783fe
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
GetModuleHandleA
GetProcAddress
user32
EndPaint
gdi32
CreateFontIndirectA
Sections
.MPRESS1 Size: 10KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 910B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE