Behavioral task
behavioral1
Sample
2024-06-12_5ff108cf50afac2a8fafdf9dcba40e0a_cryptolocker.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
2024-06-12_5ff108cf50afac2a8fafdf9dcba40e0a_cryptolocker.exe
Resource
win10v2004-20240611-en
General
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Target
2024-06-12_5ff108cf50afac2a8fafdf9dcba40e0a_cryptolocker
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Size
42KB
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MD5
5ff108cf50afac2a8fafdf9dcba40e0a
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SHA1
8e96deae994636173b6d1286cd95c445f21dd1e2
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SHA256
9384aa6c1489c8802e2c9446d9e6a80f252fc852157f4668ad96e5d2a38bc0a6
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SHA512
2acdb8a787103f7c30ec11c49b760fd39e213ee5d8085580a8a6e81a01cec97dbbfb964cd04ceb553f4f2c6ac674a002aeae9bdbc6f8bfc1881d3c490c26247e
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SSDEEP
768:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKoSx:ba6YcA/Xk3wXFXSqAJhx
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-06-12_5ff108cf50afac2a8fafdf9dcba40e0a_cryptolocker
Files
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2024-06-12_5ff108cf50afac2a8fafdf9dcba40e0a_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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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