Behavioral task
behavioral1
Sample
2024-03-15_69ff26aa35ac9e961d486c7756f4ab6b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-15_69ff26aa35ac9e961d486c7756f4ab6b_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-15_69ff26aa35ac9e961d486c7756f4ab6b_cryptolocker
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Size
98KB
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MD5
69ff26aa35ac9e961d486c7756f4ab6b
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SHA1
103eb4642a3d08ffa93d00444f8fef6d75e74158
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SHA256
8d8647176ad00893b3d9dcdf2629e166e920d7a290d2283663698c78dbab3290
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SHA512
4eccbe01c6ebde948e303c182eca8bc50378573b55ab34a441917d168037d01fd35e5178ce823c18b5f57633be7106f42847e545c2c07c7e2589457fcea9f3ac
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjuvQpdk:zCsanOtEvwDpj/
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_69ff26aa35ac9e961d486c7756f4ab6b_cryptolocker
Files
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2024-03-15_69ff26aa35ac9e961d486c7756f4ab6b_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