Behavioral task
behavioral1
Sample
2024-02-18_77b46070b6c411388c0ced383af42172_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_77b46070b6c411388c0ced383af42172_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_77b46070b6c411388c0ced383af42172_cryptolocker
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Size
91KB
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MD5
77b46070b6c411388c0ced383af42172
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SHA1
3015c71c4300960762fdcffd2f7260e3b8056185
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SHA256
4d32635b8d8425964e015fcf736385b15003380740b47cbcf1ed4d1a402601ba
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SHA512
be8f05d4c6de23fba54ec1e75797fec91cd0ec2b16ba29f65e2fd3b58b4e0fb9c5cf3b1b0fc4d0976621b18f670661e9f957f5eaeb3cf9c39e3876e0d77e91ea
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87d:zCsanOtEvwDpjd
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 2024-02-18_77b46070b6c411388c0ced383af42172_cryptolocker
Files
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2024-02-18_77b46070b6c411388c0ced383af42172_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