Behavioral task
behavioral1
Sample
2024-04-10_d80a58492350d23076061d1f9f90e5b1_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-10_d80a58492350d23076061d1f9f90e5b1_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-10_d80a58492350d23076061d1f9f90e5b1_cryptolocker
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Size
81KB
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MD5
d80a58492350d23076061d1f9f90e5b1
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SHA1
1d820dfce4ef8f7ccd02ec337730fb65d35b1317
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SHA256
2b95cf8b72e81746235ab8967603ce965936bb90b20c5e1d74289e134667c5c2
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SHA512
fd646d55f9fd1dd2d0558bd0c98703fb7635624bffd7ab3aae6eeb1b4464c9352aac6fb3d8b3285908dbd726d5c9c7e843ec105f612fbf277ef65f08b4c0bfd3
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1u:zCsanOtEvwDpjY
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 2024-04-10_d80a58492350d23076061d1f9f90e5b1_cryptolocker
Files
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2024-04-10_d80a58492350d23076061d1f9f90e5b1_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