Behavioral task
behavioral1
Sample
2024-02-23_14881ecfe9361b3bf6086d3b3affeb57_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_14881ecfe9361b3bf6086d3b3affeb57_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_14881ecfe9361b3bf6086d3b3affeb57_cryptolocker
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Size
91KB
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MD5
14881ecfe9361b3bf6086d3b3affeb57
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SHA1
e7e6ea664736ad14c219f4c025b30552f8269b68
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SHA256
a35a1fc8e3ebb8b4029d18e69ab0ec8d6df25eb190ede5ed6475b76674a45f93
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SHA512
8eec25fa62c5edfb49b06c53b5b0e84c71de48861378bacc5ce3012bdec0925f2094c7b7deb4ceed02b41df40f20662d14f93e779946d96a785287de4e795eb3
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/F:zCsanOtEvwDpjBF
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 2024-02-23_14881ecfe9361b3bf6086d3b3affeb57_cryptolocker
Files
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2024-02-23_14881ecfe9361b3bf6086d3b3affeb57_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