Behavioral task
behavioral1
Sample
2024-03-15_b96861084bdd5c0b7da40a3b111bb993_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-15_b96861084bdd5c0b7da40a3b111bb993_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-15_b96861084bdd5c0b7da40a3b111bb993_cryptolocker
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Size
59KB
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MD5
b96861084bdd5c0b7da40a3b111bb993
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SHA1
50eff2db885b2702d06aed64cfac2a6026ec9351
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SHA256
9594acde8fc71478cd14d25484cd66a62fd4c7169ce3304813dc387a7bf370f7
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SHA512
4a823f73a9abddb952ccc057b746c63d0ce3cfbbb2c26ecf06ec4c261f125f3aafa710df150594286c59187baf0b67a2a9758311c936b5d459879e09c61aadae
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5aFr7YOzR8u:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAM
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 2024-03-15_b96861084bdd5c0b7da40a3b111bb993_cryptolocker
Files
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2024-03-15_b96861084bdd5c0b7da40a3b111bb993_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