Behavioral task
behavioral1
Sample
2024-02-25_f6d8ddcdb54ae03bd6c2529988383cb5_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-25_f6d8ddcdb54ae03bd6c2529988383cb5_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-25_f6d8ddcdb54ae03bd6c2529988383cb5_cryptolocker
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Size
70KB
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MD5
f6d8ddcdb54ae03bd6c2529988383cb5
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SHA1
d63ed5413245c5e53b5464d7a1a903f9fae515da
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SHA256
3af3cb9bcd8eaee50314e5d131324d2a9f57239537ea18201f62012881d2fe6c
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SHA512
840615010ec5a9d515a8185b3845565d4db392b76ebfe66f1254f17a62ad52c4e9c0f1b3aabd9e447a96ec84248ef8f8feb4326620970bb13b0c744e2425c7ac
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBM:z6a+CdOOtEvwDpjQa
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 2024-02-25_f6d8ddcdb54ae03bd6c2529988383cb5_cryptolocker
Files
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2024-02-25_f6d8ddcdb54ae03bd6c2529988383cb5_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