Behavioral task
behavioral1
Sample
2024-02-03_ca1f04c9f73c8daafa8de3599f46bff6_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_ca1f04c9f73c8daafa8de3599f46bff6_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-03_ca1f04c9f73c8daafa8de3599f46bff6_cryptolocker
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Size
74KB
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MD5
ca1f04c9f73c8daafa8de3599f46bff6
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SHA1
945b496e2f4445784e8a4373aeee7ac04bd5b7bd
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SHA256
5ec3a317871203c285b2f4f5b0c7f8a9abbb4601ccf7e0644418f773fd1e05da
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SHA512
9bccfb91b3487b600e4f947c38da5e97965b83e3188342f55f931c35df62a7f515c382e2ef0700e084ed8bb3c226e2077ad6d05b5f55bb8404106f4a2826113b
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcK:T6a+rdOOtEvwDpjNt9
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 2024-02-03_ca1f04c9f73c8daafa8de3599f46bff6_cryptolocker
Files
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2024-02-03_ca1f04c9f73c8daafa8de3599f46bff6_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