Static task
static1
Behavioral task
behavioral1
Sample
2024-01-28_9b790bc42b2b1ac9688b1b1fc89431f8_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_9b790bc42b2b1ac9688b1b1fc89431f8_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-28_9b790bc42b2b1ac9688b1b1fc89431f8_cryptolocker
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Size
84KB
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MD5
9b790bc42b2b1ac9688b1b1fc89431f8
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SHA1
f4af082f80b758f912f91bb4ad5a0f0e04a127bb
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SHA256
327983d0fad20aa75b0d13424a0df45acd7853cab107b39f30d1dbe6cd269244
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SHA512
5cbea1ce0f5af2fa1f8a4dc7c20a31afd44b4cee1a8f75d91e9faf2c57e08d2c91b58b073af3a85d3c8a69b86f66a19ee6dd581eaf14acb424a339b1908f6fe6
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvAH:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8AH
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 2024-01-28_9b790bc42b2b1ac9688b1b1fc89431f8_cryptolocker
Files
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2024-01-28_9b790bc42b2b1ac9688b1b1fc89431f8_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: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE