Behavioral task
behavioral1
Sample
2024-02-28_8529320c743fe53ec6074dd71a5947f8_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_8529320c743fe53ec6074dd71a5947f8_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_8529320c743fe53ec6074dd71a5947f8_cryptolocker
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Size
117KB
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MD5
8529320c743fe53ec6074dd71a5947f8
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SHA1
f0a71caa0fd0d513b7213dc2bb5f7cc75ec0dbef
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SHA256
966ccbcf7e1d3c0362eb8e3dc8007c5533e6e3d80f2e935f7774dc62c35b16cf
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SHA512
8daece5f4bab8d563e3eb4f309ad843d3dbde1bc657f11c07e7bcc8bc77ac0c38359a5a2a5b16e7f548aa04872c86359f257c7718070501c2b8f55bcc94efc59
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp011:z6a+CdOOtEvwDpjczn
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 2024-02-28_8529320c743fe53ec6074dd71a5947f8_cryptolocker
Files
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2024-02-28_8529320c743fe53ec6074dd71a5947f8_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_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