Behavioral task
behavioral1
Sample
2024-03-15_b664347815146d15547e2c8fea2d7a02_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-03-15_b664347815146d15547e2c8fea2d7a02_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-15_b664347815146d15547e2c8fea2d7a02_cryptolocker
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Size
83KB
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MD5
b664347815146d15547e2c8fea2d7a02
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SHA1
9d4024a190c77279f83a26e80098ce3affe8685e
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SHA256
2be05eac4089adf8dc8583510416f2e195754fe70a720ed78795178c47103b45
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SHA512
2d1f2c404514be53f51fdb517387fb81b9369e713b0418d555b06e7bf441b4a490d7496a3f42469c83abf8723f4aa2aa37c058d7fd25089e150a414415cdf00f
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1V:zCsanOtEvwDpjf
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 2024-03-15_b664347815146d15547e2c8fea2d7a02_cryptolocker
Files
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2024-03-15_b664347815146d15547e2c8fea2d7a02_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