Behavioral task
behavioral1
Sample
2024-01-23_e74e9d763392c760c2fc0c5c08641874_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_e74e9d763392c760c2fc0c5c08641874_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-23_e74e9d763392c760c2fc0c5c08641874_cryptolocker
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Size
55KB
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MD5
e74e9d763392c760c2fc0c5c08641874
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SHA1
186db8c473a135f79c250e7eaf82de9e64cbdcba
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SHA256
76646612e8fbd81f99a5e2255267781afee2c51acba76a940bb1127595c0d361
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SHA512
9e2e413fe52d6fffbb546e96aad3f461f517b77a98dd80af6d94f88ffd8d115b48b338184f76457d70da30fd463b0fa01c22ded30ae90229bec93f88add39e67
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appS:z6QFElP6n+gKmddpMOtEvwDpj9aYaC
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 2024-01-23_e74e9d763392c760c2fc0c5c08641874_cryptolocker
Files
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2024-01-23_e74e9d763392c760c2fc0c5c08641874_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