Behavioral task
behavioral1
Sample
2024-05-02_fd9af6b6e6f2340de39488b195ef31e4_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-02_fd9af6b6e6f2340de39488b195ef31e4_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-02_fd9af6b6e6f2340de39488b195ef31e4_cryptolocker
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Size
82KB
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MD5
fd9af6b6e6f2340de39488b195ef31e4
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SHA1
6e4505eba0bee6e45470314b817e3ecf768e74fd
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SHA256
711c8a3cf102241e8df187004a16767ea6b81f90de47d59e2995f32b8b74417a
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SHA512
a5434145767e3fbcecf858fb0a8101809711511c8a6cc539e60e5dfc6829130ca03b5cc4a85b11a57f743dd24cacb2d0e4a9fe0c07ce95ee5b20bc026842ab88
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7f:T6a+rdOOtEvwDpjNT
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 2024-05-02_fd9af6b6e6f2340de39488b195ef31e4_cryptolocker
Files
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2024-05-02_fd9af6b6e6f2340de39488b195ef31e4_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