Behavioral task
behavioral1
Sample
2024-03-08_3a40c3d230a637e604af6b509dcdcd27_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-08_3a40c3d230a637e604af6b509dcdcd27_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-08_3a40c3d230a637e604af6b509dcdcd27_cryptolocker
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Size
92KB
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MD5
3a40c3d230a637e604af6b509dcdcd27
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SHA1
6698697af7802e3a2bd34b6e6d289ed3b40a8c82
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SHA256
696991c895d115325fdba17728b9648eae90c1aedd16f36ef210db1850bd9047
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SHA512
7ead803a5725ebf7977d4f94911945ca7c396db6ba6e20c816d428693d4521e5b7e66adc7672b7f20f072ff416c3b6ff4068c6afad0b48ae0a4775561b6c6bf3
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/x: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 2024-03-08_3a40c3d230a637e604af6b509dcdcd27_cryptolocker
Files
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2024-03-08_3a40c3d230a637e604af6b509dcdcd27_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