Static task
static1
Behavioral task
behavioral1
Sample
2024-01-26_53faa8943cbd9785d90add9843ab7aae_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-26_53faa8943cbd9785d90add9843ab7aae_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-26_53faa8943cbd9785d90add9843ab7aae_cryptolocker
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Size
37KB
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MD5
53faa8943cbd9785d90add9843ab7aae
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SHA1
24a56dba38f85b08b39cf48903799fba78f25518
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SHA256
59096d3e815481777b71ff40c03bcb9dd961467e8ed4a91a17d25f908145ad63
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SHA512
2c20342fb387059881640b2f63f3479ee6b31e0a113732913d21c3e9ed7b7d6380b10f61077e67809cf79d8e53a21e0efcee3fd4147c3c3c373c76cfd5079076
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/ysB:i5nkFGMOtEvwDpjR+viDB
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 2024-01-26_53faa8943cbd9785d90add9843ab7aae_cryptolocker
Files
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2024-01-26_53faa8943cbd9785d90add9843ab7aae_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