Behavioral task
behavioral1
Sample
2024-05-25_dfe8ac0e925ce9103b556c5863e51f36_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-25_dfe8ac0e925ce9103b556c5863e51f36_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-25_dfe8ac0e925ce9103b556c5863e51f36_cryptolocker
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Size
95KB
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MD5
dfe8ac0e925ce9103b556c5863e51f36
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SHA1
022540336fd9ab9bc1ac1e6b64a925b93a9be351
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SHA256
da3a45814b7134a9b2e90427c168d0c54dd7f015c84e5c90e082901e793ee0b8
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SHA512
9b5ebc90cd2d50953f2e961c995d1d03a494b13208e7764163d6cf30e3f4005616f0c22f796aa88c5b75e7ca46fed33f535b842ab68f19dfe2eb8b3c51bc2de4
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/kZ: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 2024-05-25_dfe8ac0e925ce9103b556c5863e51f36_cryptolocker
Files
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2024-05-25_dfe8ac0e925ce9103b556c5863e51f36_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