Behavioral task
behavioral1
Sample
2024-03-08_63f56a72294b3aa337c4f5099a319b5e_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-03-08_63f56a72294b3aa337c4f5099a319b5e_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-08_63f56a72294b3aa337c4f5099a319b5e_cryptolocker
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Size
82KB
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MD5
63f56a72294b3aa337c4f5099a319b5e
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SHA1
3bd6edef52bdc8943f63c35650372a608f4fd0cc
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SHA256
2ff860b0be42c8df7659c1898590a980ba8775cfb24be96b5fda0687d1e0ab98
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SHA512
e0b332e0dfc6c8bf3629051f2e517c52485ed2e60d2c2e7b6f2cc67545d15e4d428f356ba373caa86f42967790218049f9bbc3b8619f5e92462a34155cff45ab
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7w:T6a+rdOOtEvwDpjN8
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 2024-03-08_63f56a72294b3aa337c4f5099a319b5e_cryptolocker
Files
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2024-03-08_63f56a72294b3aa337c4f5099a319b5e_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