Behavioral task
behavioral1
Sample
2024-03-16_e76fafa93f5e19b395d98ab2b4e039ef_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-16_e76fafa93f5e19b395d98ab2b4e039ef_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-16_e76fafa93f5e19b395d98ab2b4e039ef_cryptolocker
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Size
80KB
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MD5
e76fafa93f5e19b395d98ab2b4e039ef
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SHA1
ae710eec64c2ea8edbd33374e415b59ecd3c028b
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SHA256
32145b90961c3b4394604fe5eaf0d967f22e6d999ce5b75cd366d0fc5ce3b969
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SHA512
a8e0cbbe7b37300573e02dc53532e53126922b0ae7014ca11f881ff15a44e0bd37b0ebf3be650d4de22c70964dddba3b2ae78463854d754c1fd449566a99961d
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kySeD:zCsanOtEvwDpjI
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 2024-03-16_e76fafa93f5e19b395d98ab2b4e039ef_cryptolocker
Files
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2024-03-16_e76fafa93f5e19b395d98ab2b4e039ef_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