Behavioral task
behavioral1
Sample
2024-03-25_e138b6327a6e8e5eef8c98363d446903_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-25_e138b6327a6e8e5eef8c98363d446903_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-25_e138b6327a6e8e5eef8c98363d446903_cryptolocker
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Size
75KB
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MD5
e138b6327a6e8e5eef8c98363d446903
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SHA1
cfc46b5247959534095de85492c92e459aeb6f96
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SHA256
9355275189e1d3a95151e74e72f2fe77916c65097453355948249b26c1bfc2dc
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SHA512
444a3bc4f49b5a7ea6dd5f0b4c03e772034aeb3f81323ad7cc56ef9ad4a96bfb7fffd88e51806a1996e109a49e679769ca0c276190e8bb232daf1caedae1fd45
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcRS:T6a+rdOOtEvwDpjNtr
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-03-25_e138b6327a6e8e5eef8c98363d446903_cryptolocker
Files
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2024-03-25_e138b6327a6e8e5eef8c98363d446903_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE