Behavioral task
behavioral1
Sample
2024-05-21_72905fe082b2a9a7a862e4e65fe42148_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-21_72905fe082b2a9a7a862e4e65fe42148_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-21_72905fe082b2a9a7a862e4e65fe42148_cryptolocker
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Size
94KB
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MD5
72905fe082b2a9a7a862e4e65fe42148
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SHA1
025108a28f4a661e23384c5487300e86f3bea5f8
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SHA256
3e730cfb3becfacd97d4782015b5a4021c66824d1db667d6a6b01b8caa1c5f8b
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SHA512
2239a23a56f44e1a62c7d3788e6b953d96da9c7ede123d2141656e031305699e95545a5ccb40541d651df1dc30d6ce4d8c525a5a31d8134f8e5635f091f85e1f
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/kW:zCsanOtEvwDpjBx
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 2024-05-21_72905fe082b2a9a7a862e4e65fe42148_cryptolocker
Files
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2024-05-21_72905fe082b2a9a7a862e4e65fe42148_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: 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