Behavioral task
behavioral1
Sample
2024-01-27_3c95b1180e7e98b3e71802f6b86f1761_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_3c95b1180e7e98b3e71802f6b86f1761_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-27_3c95b1180e7e98b3e71802f6b86f1761_cryptolocker
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Size
81KB
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MD5
3c95b1180e7e98b3e71802f6b86f1761
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SHA1
ce81bd9d0710912ee849ce3f4dcc273f8c852689
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SHA256
be34c2c8c8e594adbc11c4e8a33105200244ca693e9336750defb50aa19b6754
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SHA512
801e87441f93319467cf26c0d1780b3bc035eb0ff92c8d5bdf28df399d93199099326525c6b08c8229b167978664f7b225ad5802ccfba2e331ca5377880640e3
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT73:T6a+rdOOtEvwDpjNL
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 2024-01-27_3c95b1180e7e98b3e71802f6b86f1761_cryptolocker
Files
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2024-01-27_3c95b1180e7e98b3e71802f6b86f1761_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