Behavioral task
behavioral1
Sample
2024-03-08_fe66539ef2ccb78c021d46b6d6a060bd_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-08_fe66539ef2ccb78c021d46b6d6a060bd_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-08_fe66539ef2ccb78c021d46b6d6a060bd_cryptolocker
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Size
67KB
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MD5
fe66539ef2ccb78c021d46b6d6a060bd
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SHA1
63e38931e77680958130df0029e60fb26c324f5b
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SHA256
384456e1683549f7ecddbb492b47607922aee2893ad38b2f842e2c8b7386cfb3
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SHA512
5be920127d75159c6a47f57897309fc8e64e48fd6c1c6bef41d96bc1027d5076c7c2806d8cc2f9ba91fd2ab75a9383d54948997da79938c6cd738ea7ffcc5bfc
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAvCbDa6JU:z6a+CdOOtEvwDpjQHW
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 2024-03-08_fe66539ef2ccb78c021d46b6d6a060bd_cryptolocker
Files
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2024-03-08_fe66539ef2ccb78c021d46b6d6a060bd_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