Behavioral task
behavioral1
Sample
2024-03-13_4d194a5643d91d6e04db967e99a6d08f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-13_4d194a5643d91d6e04db967e99a6d08f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-13_4d194a5643d91d6e04db967e99a6d08f_cryptolocker
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Size
80KB
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MD5
4d194a5643d91d6e04db967e99a6d08f
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SHA1
53d2b40b85b1e04b4179dc84b3be3a9bc5ce52e4
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SHA256
98a582f47566f5c685d024423f1860ebc48f1d082e53c7fc9d7ab6e8dba25652
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SHA512
19fc2f45bed1d32726315b60c6eaf483e6191d91c5b5bf9bac5fc40a6bac2acd513ea81f64e84c825fc908156bf078c14e9a689e724695e427b1295de44a793d
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyS2zZV:zCsanOtEvwDpj8
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 2024-03-13_4d194a5643d91d6e04db967e99a6d08f_cryptolocker
Files
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2024-03-13_4d194a5643d91d6e04db967e99a6d08f_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