Behavioral task
behavioral1
Sample
2024-02-01_6c397a559fa5eb1b515d4c05153fc1a8_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-01_6c397a559fa5eb1b515d4c05153fc1a8_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-01_6c397a559fa5eb1b515d4c05153fc1a8_cryptolocker
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Size
97KB
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MD5
6c397a559fa5eb1b515d4c05153fc1a8
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SHA1
6a88e9d9b8338290165af6d3eed7a27ff8a67856
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SHA256
8b113b88d4f7e8ead0333941e0f9ab795b190d52392c4cddc59d75f79562c9e8
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SHA512
8a98559b5a53361a8a82d08723c5b3dbd8bb640b8736a4bacdffbe9b10f46b81096542613e73fa45a93a02f9659f5c6cee153847a6859728dd0c917e78d66b8d
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjuvQfh:zCsanOtEvwDpjS
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_6c397a559fa5eb1b515d4c05153fc1a8_cryptolocker
Files
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2024-02-01_6c397a559fa5eb1b515d4c05153fc1a8_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