Behavioral task
behavioral1
Sample
2024-01-26_b011677d5fce5e2ab26d635cd0dbaccd_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-26_b011677d5fce5e2ab26d635cd0dbaccd_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-26_b011677d5fce5e2ab26d635cd0dbaccd_cryptolocker
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Size
115KB
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MD5
b011677d5fce5e2ab26d635cd0dbaccd
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SHA1
83c0f9182cd055b5cc2a213eb8fb90a0075cddaf
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SHA256
5b99fcd3f7944f631685f63d377656d75302f4462856d7007768c6d291b39d49
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SHA512
c340da7d6e73015ffffd8231ac17668cf5beba7637ee36b8d1ec299901944d5c3828a4a50b142fc868bc1b7445bd3e1f63b9ca606395e48f391efe6cbfc0321d
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp014:z6a+CdOOtEvwDpjcz2
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 2024-01-26_b011677d5fce5e2ab26d635cd0dbaccd_cryptolocker
Files
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2024-01-26_b011677d5fce5e2ab26d635cd0dbaccd_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