Behavioral task
behavioral1
Sample
2024-03-06_f6d53b917e0bdeb97a84d8e2ffdc1da4_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-06_f6d53b917e0bdeb97a84d8e2ffdc1da4_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-06_f6d53b917e0bdeb97a84d8e2ffdc1da4_cryptolocker
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Size
91KB
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MD5
f6d53b917e0bdeb97a84d8e2ffdc1da4
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SHA1
f4b2c25ad6fada56c53108d55f9930ef9b154705
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SHA256
d061556c3dde7a9771cf2d7e149a470c602f79b27b08102d24b21d75a6740c22
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SHA512
407de3a93fafa2c6d47e500f053a0c5b972a511298bfc895874ec46f9e50235669ec9dc05bbf31e2d399737197d9823ca5ecb2f44d57f154796a4f8b25308dc2
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87UvTq:zCsanOtEvwDpjr
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 2024-03-06_f6d53b917e0bdeb97a84d8e2ffdc1da4_cryptolocker
Files
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2024-03-06_f6d53b917e0bdeb97a84d8e2ffdc1da4_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