Behavioral task
behavioral1
Sample
2024-02-01_50f33e008ac45625730f195f5891e50a_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-01_50f33e008ac45625730f195f5891e50a_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-01_50f33e008ac45625730f195f5891e50a_cryptolocker
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Size
116KB
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MD5
50f33e008ac45625730f195f5891e50a
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SHA1
8e2392641900c9a57a2826f54f90ce752ef135e3
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SHA256
901a1dd5acabf48b91e74bfb082717aff27a07ac9fcea8624a961e386ce7e457
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SHA512
9ee499573ac5de27044fe3fa84b512142dfab7a086523be03c84e30da34a598d99dd3cc2f5fc6ec238390c3daa713ccebf49ea18e293c2a784034c476f6c1182
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01f:z6a+CdOOtEvwDpjcz9
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 2024-02-01_50f33e008ac45625730f195f5891e50a_cryptolocker
Files
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2024-02-01_50f33e008ac45625730f195f5891e50a_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