Behavioral task
behavioral1
Sample
2024-06-11_739c7de27c6b1c31072c47fbd74bdd0c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-11_739c7de27c6b1c31072c47fbd74bdd0c_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-06-11_739c7de27c6b1c31072c47fbd74bdd0c_cryptolocker
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Size
60KB
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MD5
739c7de27c6b1c31072c47fbd74bdd0c
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SHA1
a334dfb36988d078a7be091cd47d56563bc60f4f
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SHA256
6731a552af2170725467709dedffa457a69d4d3889bd06b5d37115b7c58f3974
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SHA512
19ea433bb94326c3c79099228324e091a70f354b2e87673f31ab6be73e74673fb2cac2e034fcebb351ba46c8dab68515f7b37cfcb7a31de3c0073beae8158e84
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6pmy:H6QFElP6n+gou9cvMOtEvwDpjCpVX9
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 2024-06-11_739c7de27c6b1c31072c47fbd74bdd0c_cryptolocker
Files
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2024-06-11_739c7de27c6b1c31072c47fbd74bdd0c_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_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - 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