Behavioral task
behavioral1
Sample
2024-05-30_58ad4f7099cad4f60bbe9af6c7bd6c70_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-30_58ad4f7099cad4f60bbe9af6c7bd6c70_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-30_58ad4f7099cad4f60bbe9af6c7bd6c70_cryptolocker
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Size
95KB
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MD5
58ad4f7099cad4f60bbe9af6c7bd6c70
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SHA1
3c5ccaa094ea39d9e05568375e248277c09db3a5
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SHA256
8b0340a67b1c8c6f56765970dbc7f91a6feed80e250062995383a40f8313f89c
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SHA512
4935caaa21084e50d21408dac6564a842e7e5414c72d1ce1357a5421e6d49ba35b2c95bced4f36dd86c06e94e9472e9615c6d34a9f243ec98b271d86484e46a5
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/kk:zCsanOtEvwDpjBX
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 2024-05-30_58ad4f7099cad4f60bbe9af6c7bd6c70_cryptolocker
Files
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2024-05-30_58ad4f7099cad4f60bbe9af6c7bd6c70_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