Behavioral task
behavioral1
Sample
2024-02-24_79ebdd46ddfe0d08a8c8823e0cd535d4_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-24_79ebdd46ddfe0d08a8c8823e0cd535d4_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-24_79ebdd46ddfe0d08a8c8823e0cd535d4_cryptolocker
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Size
79KB
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MD5
79ebdd46ddfe0d08a8c8823e0cd535d4
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SHA1
5c8929e74a42858ad35656f957f1094fbeb0edd9
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SHA256
e5b2eb3ca0de8de2c10b0f57daf1a00d90c0f5e36b6a237aba116bfe72998373
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SHA512
aafdcca1ded09a6e258ad7168c3fcebef9f305247797ffcdb9eb3aa7504d8b27f19673047ef400098e854add82ed1d2da835f0ac6c3eca2b9fec47f1b54644ab
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyTg/:zCsanOtEvwDpjb
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 2024-02-24_79ebdd46ddfe0d08a8c8823e0cd535d4_cryptolocker
Files
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2024-02-24_79ebdd46ddfe0d08a8c8823e0cd535d4_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