Static task
static1
Behavioral task
behavioral1
Sample
2024-03-28_a26fca50034049333920e8b181123a5c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-28_a26fca50034049333920e8b181123a5c_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-28_a26fca50034049333920e8b181123a5c_cryptolocker
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Size
52KB
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MD5
a26fca50034049333920e8b181123a5c
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SHA1
743baabb6c87ff641635e5f774ed9042bea57c61
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SHA256
dd92ddf7fe8a28586c6942868140f04d3496e207654ce5ea2da7dc2014702b95
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SHA512
44f8bff9ea614b4ae5bc684629aa1f037f7e6ec65a633f5bcf27e7a400df7a1e7477b10cd0de927859cfd308d82a0302ca2679c0d7ec2c7d9ac1bead4f12cbc1
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MzF3FNK:i5nkFGMOtEvwDpjNbwQEq/K
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 2024-03-28_a26fca50034049333920e8b181123a5c_cryptolocker
Files
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2024-03-28_a26fca50034049333920e8b181123a5c_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