Behavioral task
behavioral1
Sample
2024-01-18_f8d379497e4f57f67f639e59a8c44727_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_f8d379497e4f57f67f639e59a8c44727_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-18_f8d379497e4f57f67f639e59a8c44727_cryptolocker
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Size
73KB
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MD5
f8d379497e4f57f67f639e59a8c44727
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SHA1
032e2fa34a97eb840ef4857e0f448982068e990a
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SHA256
be8a558ab4e217eef29378263fdb1d54b1990d2f418d5611dc78a426a0106f72
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SHA512
783a3a52d38b2f25e923c46940b5fecb9b54f9b6cda03f079b201bc9bf9476d3582014e93e7cb741dd340dab689c021477152d9082d8a5ce530a6d0836caeb1d
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxu:T6a+rdOOtEvwDpjNtHPd
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 2024-01-18_f8d379497e4f57f67f639e59a8c44727_cryptolocker
Files
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2024-01-18_f8d379497e4f57f67f639e59a8c44727_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