Static task
static1
Behavioral task
behavioral1
Sample
2024-05-23_b38607f33340523b7e1c6b894dceca76_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-23_b38607f33340523b7e1c6b894dceca76_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-23_b38607f33340523b7e1c6b894dceca76_cryptolocker
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Size
42KB
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MD5
b38607f33340523b7e1c6b894dceca76
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SHA1
c1d7dbe1893ef73e88d70b1a5cee2eea224f827e
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SHA256
10bb2577426ba46286d5ab6c93684121f676d509a6cd782d5b9185493afa7cfe
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SHA512
365ad18360cd2d2a79070087487fc81648a55a8edb1427b53ddb970dd5d9b836a74b0a863288f2dae17ad7080d35065602b5d7c2d0f78a06a51900d36349eb29
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYshNh7D:i5nkFGMOtEvwDpjR+viHshNx
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 2024-05-23_b38607f33340523b7e1c6b894dceca76_cryptolocker
Files
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2024-05-23_b38607f33340523b7e1c6b894dceca76_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