Behavioral task
behavioral1
Sample
2024-06-16_b6b9a4ff8505614375180c4197bdf12a_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-16_b6b9a4ff8505614375180c4197bdf12a_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-16_b6b9a4ff8505614375180c4197bdf12a_cryptolocker
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Size
94KB
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MD5
b6b9a4ff8505614375180c4197bdf12a
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SHA1
fdae8820ba86624f6b5779b532cec74db65999af
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SHA256
b82654957449874b70ce7def777f4a58482c0505688c59325d8506d97c5fa861
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SHA512
869950b1e2fb3c25f47e3dcda7f5eedd67c067831405886d884ef6da9f5b80df9a48e5ca3499740f2cc6a70b455631e144cac4565fb6a61a746d8c5bd95f19f6
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/kb:zCsanOtEvwDpjB4
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 2024-06-16_b6b9a4ff8505614375180c4197bdf12a_cryptolocker
Files
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2024-06-16_b6b9a4ff8505614375180c4197bdf12a_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