Behavioral task
behavioral1
Sample
2024-03-11_05fbe8224b8aa501293bad88e0b3b837_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-11_05fbe8224b8aa501293bad88e0b3b837_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-11_05fbe8224b8aa501293bad88e0b3b837_cryptolocker
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Size
64KB
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MD5
05fbe8224b8aa501293bad88e0b3b837
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SHA1
f71000fd3d04e19da52f92f638d30cbbf662943a
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SHA256
2d9d184ff4234bbb55aba94e25bb7a5a0bf6cd6569a677240a20c1e418f2d86e
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SHA512
9ec9f44419b6973a282d2c539190c403b11d3d36b3c36dcdc14c97e16b2684acf177d9dc75236dc2a560d6c0c6eaca0bb73ac43e3eaf91228e7c3690f84e1692
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5hRXqbx:T6QFElP6n+gxmddpMOtEvwDpjwa3nOx
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 2024-03-11_05fbe8224b8aa501293bad88e0b3b837_cryptolocker
Files
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2024-03-11_05fbe8224b8aa501293bad88e0b3b837_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